Bump version to 0.7.0

https://stackoverflow.com/questions/15666824/entity-framework-and-calling-context-dispose

https://blog.jongallant.com/2012/10/do-i-have-to-call-dispose-on-dbcontext/

.gitea/workflows/test.yaml

@@ -25,5 +25,5 @@ jobs:
       - name: Run Tests
         shell: powershell
         run: |
-          $env:PATH += ";$(pwd)\Installer\Files"
+          $env:PATH = "$(pwd)\Installer\Files;" + $env:PATH
           $(& dotnet test Tests; $a=$lastexitcode) | findstr x*; exit $a

Elwig/App.xaml

@@ -4,6 +4,7 @@
              xmlns:local="clr-namespace:Elwig"
              xmlns:ctrl="clr-namespace:Elwig.Controls"
              StartupUri="Windows\MainWindow.xaml"
+             Exit="Application_Exit"
              xmlns:ui="http://schemas.modernwpf.com/2019">
     <Application.Resources>
         <ctrl:BoolToStringConverter x:Key="BoolToStarConverter" FalseValue="" TrueValue="*"/>

Elwig/App.xaml.cs

@@ -2,7 +2,6 @@ using System;
 using System.Data;
 using System.Linq;
 using System.Windows;
-using System.Windows.Controls;
 using System.IO;
 using Elwig.Helpers;
 using Elwig.Helpers.Weighing;
@@ -24,6 +23,9 @@ namespace Elwig {
 
         protected static App CurrentApp;
         public static int NumWindows => CurrentApp.Windows.Count;
+        public static bool ForceShutdown { get; private set; } = false;
+
+        private readonly DispatcherTimer _autoUpdateTimer = new() { Interval = TimeSpan.FromHours(1) };
 
         public static readonly string DataPath = @"C:\ProgramData\Elwig\";
         public static readonly string ExePath = @"C:\Program Files\Elwig\";
@@ -53,9 +55,10 @@ namespace Elwig {
         public static string? BranchFaxNr { get; private set; }
         public static string? BranchMobileNr { get; private set; }
         public static IList<IScale> Scales { get; private set; }
+        public static IList<ICommandScale> CommandScales => Scales.Where(s => s is ICommandScale).Cast<ICommandScale>().ToList();
+        public static IList<IEventScale> EventScales => Scales.Where(s => s is IEventScale).Cast<IEventScale>().ToList();
         public static ClientParameters Client { get; set; }
 
-        public static bool IsPrintingReady => Html.IsReady && Pdf.IsReady;
         public static Dispatcher MainDispatcher { get; private set; }
 
         public App() : base() {
@@ -86,7 +89,7 @@ namespace Elwig {
         }
 
         protected override async void OnStartup(StartupEventArgs evt) {
-            Version = typeof(App).GetTypeInfo().Assembly.GetCustomAttribute<AssemblyInformationalVersionAttribute>()?.InformationalVersion.Split("+")[0] ?? "0.0.0";
+            Version = typeof(App).GetTypeInfo().Assembly.GetCustomAttribute<AssemblyInformationalVersionAttribute>()?.InformationalVersion.Split('+')[0] ?? "0.0.0";
 
             try {
                 await AppDbUpdater.CheckDb();
@@ -109,10 +112,26 @@ namespace Elwig {
                 BranchNum = branches.Count;
             }
 
-            Utils.RunBackground("HTML Initialization", () => Html.Init(PrintingReadyChanged));
-            Utils.RunBackground("PDF Initialization", () => Pdf.Init(PrintingReadyChanged));
+            Utils.RunBackground("Temp File Cleanup", () => {
+                Utils.CleanupTempFiles();
+                return Task.CompletedTask;
+            });
+
+            Utils.RunBackground("HTML Initialization", () => Html.Init());
+            Utils.RunBackground("PDF Initialization", () => Pdf.Init());
             Utils.RunBackground("JSON Schema Initialization", BillingData.Init);
 
+            if (Config.UpdateAuto && Config.UpdateUrl != null) {
+                if (Utils.HasInternetConnectivity()) {
+                    Utils.RunBackground("Auto Updater", async () => {
+                        await Task.Delay(500);
+                        await CheckForUpdates();
+                    });
+                }
+                _autoUpdateTimer.Tick += new EventHandler(OnAutoUpdateTimer);
+                _autoUpdateTimer.Start();
+            }
+
             var list = new List<IScale>();
             foreach (var s in Config.Scales) {
                 try {
@@ -141,6 +160,10 @@ namespace Elwig {
             base.OnStartup(evt);
         }
 
+        private async void Application_Exit(object sender, ExitEventArgs evt) {
+            await Pdf.Cleanup();
+        }
+
         public static void SetBranch(Branch b) {
             SetBranch((b.ZwstId, b.Name, b.PostalDest?.AtPlz?.Plz, b.PostalDest?.AtPlz?.Ort.Name, b.Address, b.PhoneNr, b.FaxNr, b.MobileNr));
         }
@@ -156,21 +179,6 @@ namespace Elwig {
             BranchMobileNr = entry.Item8;
         }
 
-        private void PrintingReadyChanged() {
-            Dispatcher.BeginInvoke(OnPrintingReadyChanged, new EventArgs());
-        }
-
-        protected void OnPrintingReadyChanged(EventArgs evt) {
-            foreach (Window w in Windows) {
-                foreach (var b in ControlUtils.FindAllChildren<Button>(w).Where(b => b.Tag?.ToString() == "Print")) {
-                    b.IsEnabled = IsPrintingReady;
-                }
-                foreach (var i in ControlUtils.FindAllChildren<MenuItem>(w).Where(i => i.Tag?.ToString() == "Print")) {
-                    i.IsEnabled = IsPrintingReady;
-                }
-            }
-        }
-
         public static async Task HintContextChange() {
             foreach (Window w in CurrentApp.Windows) {
                 if (w is not ContextWindow c) continue;
@@ -178,6 +186,29 @@ namespace Elwig {
             }
         }
 
+        private void OnAutoUpdateTimer(object? sender, EventArgs? evt) {
+            foreach (Window w in CurrentApp.Windows) {
+                if (w is UpdateDialog) return;
+            }
+            if (Utils.HasInternetConnectivity()) {
+                Utils.RunBackground("Auto Updater", CheckForUpdates);
+            }
+        }
+
+        public static async Task CheckForUpdates() {
+            if (Config.UpdateUrl == null) return;
+            var latest = await Utils.GetLatestInstallerUrl(Config.UpdateUrl);
+            if (latest != null && new Version(latest.Value.Version) > new Version(Version)) {
+                await MainDispatcher.BeginInvoke(() => {
+                    var d = new UpdateDialog(latest.Value.Version, latest.Value.Url, latest.Value.Size);
+                    if (d.ShowDialog() == true) {
+                        ForceShutdown = true;
+                        Current.Shutdown();
+                    }
+                });
+            }
+        }
+
         private static T FocusWindow<T>(Func<T> constructor, Predicate<T>? selector = null) where T : Window {
             foreach (Window w in CurrentApp.Windows) {
                 if (w is T t && (selector == null || selector(t))) {
@@ -225,10 +256,6 @@ namespace Elwig {
             return FocusWindow<SeasonFinishWindow>(() => new());
         }
 
-        public static DeliveryConfirmationsWindow FocusDeliveryConfirmations(int year) {
-            return FocusWindow<DeliveryConfirmationsWindow>(() => new(year), w => w.Year == year);
-        }
-
         public static OriginHierarchyWindow FocusOriginHierarchy() {
             return FocusWindow<OriginHierarchyWindow>(() => new());
         }
@@ -239,12 +266,22 @@ namespace Elwig {
             return w;
         }
 
-        public static PaymentVariantsWindow FocusPaymentVariantsWindow(int year) {
+        public static PaymentVariantsWindow FocusPaymentVariants(int year) {
             return FocusWindow<PaymentVariantsWindow>(() => new(year), w => w.Year == year);
         }
 
         public static ChartWindow FocusChartWindow(int year, int avnr) {
             return FocusWindow<ChartWindow>(() => new(year, avnr), w => w.Year == year && w.AvNr == avnr);
         }
+
+        public static MemberAdminWindow FocusMember(int mgnr) {
+            var w = FocusWindow<MemberAdminWindow>(() => new());
+            w.FocusMember(mgnr);
+            return w;
+        }
+
+        public static MailWindow FocusMailWindow(int? year = null) {
+            return FocusWindow<MailWindow>(() => new(year), w => year == null || w.Year == year);
+        }
     }
 }

Elwig/Dialogs/UpdateDialog.xaml

@@ -0,0 +1,33 @@
+<Window x:Class="Elwig.Dialogs.UpdateDialog"
+        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        mc:Ignorable="d"
+        ResizeMode="NoResize"
+        ShowInTaskbar="False"
+        Topmost="True"
+        WindowStartupLocation="CenterOwner"
+        Title="Neues Update verfügbar - Elwig" Height="180" Width="400">
+    <Grid>
+        <TextBlock x:Name="Description" FontSize="14" Margin="0,0,0,30"
+                   HorizontalAlignment="Center" VerticalAlignment="Center" TextAlignment="Center">
+            Version <Run x:Name="VersionText" FontWeight="Bold">0.0.0</Run> von Elwig ist verfügbar!<LineBreak/>
+            Soll das Update heruntergeladen und<LineBreak/>
+            installiert werden? (ca. <Run x:Name="SizeText">100</Run> MB)<LineBreak/>
+            <Run FontWeight="Bold">Achtung</Run>: Elwig wird dabei geschlossen!
+        </TextBlock>
+
+        <ProgressBar x:Name="ProgressBar" Margin="0,0,0,27" Visibility="Hidden"
+                     HorizontalAlignment="Center" VerticalAlignment="Center"
+                     Height="27" Width="300" SnapsToDevicePixels="True"/>
+
+        <Button x:Name="InstallButton" Content="Installieren" Margin="10,10,115,10"
+                FontSize="14" HorizontalAlignment="Right" VerticalAlignment="Bottom"
+                Width="100" Height="27"
+                Click="InstallButton_Click"/>
+        <Button x:Name="CancelButton" Content="Abbrechen" Margin="10,10,10,10" IsCancel="True" IsDefault="True"
+                FontSize="14" HorizontalAlignment="Right" VerticalAlignment="Bottom"
+                Width="100" Height="27"/>
+    </Grid>
+</Window>

Elwig/Dialogs/UpdateDialog.xaml.cs

@@ -0,0 +1,47 @@
+using Elwig.Helpers;
+using System;
+using System.Diagnostics;
+using System.IO;
+using System.Net.Http;
+using System.Threading.Tasks;
+using System.Windows;
+
+namespace Elwig.Dialogs {
+    public partial class UpdateDialog : Window {
+
+        public string Version { get; private set; }
+        public string Url { get; private set; }
+
+        public UpdateDialog(string version, string url, long size) {
+            Version = version;
+            Url = url;
+            InitializeComponent();
+            VersionText.Text = version;
+            SizeText.Text = $"{size / 1024 / 1024}";
+        }
+
+        private async void InstallButton_Click(object sender, RoutedEventArgs evt) {
+            Description.Visibility = Visibility.Hidden;
+            ProgressBar.Visibility = Visibility.Visible;
+            InstallButton.IsEnabled = false;
+            await Install();
+            DialogResult = true;
+            Close();
+        }
+
+        public async Task Install() {
+            var fileName = Path.Combine(App.TempPath, $"Elwig-{Version}.exe");
+            {
+                using var stream = new FileStream(fileName, FileMode.Create);
+                using var client = new HttpClient() {
+                    Timeout = TimeSpan.FromSeconds(5),
+                };
+                await client.DownloadAsync(Url, stream, new Progress<double>(p => {
+                    ProgressBar.Value = p * 100.0;
+                }));
+            }
+
+            Process.Start(fileName);
+        }
+    }
+}

Elwig/Documents/BusinessDocument.cs

@@ -40,19 +40,19 @@ namespace Elwig.Documents {
             return "<colgroup>\n" + string.Join("\n", cols.Select(g => $"<col style=\"width: {g.ToString(CultureInfo.InvariantCulture)}mm;\"/>")) + "\n</colgroup>\n";
         }
 
-        public static string PrintSortenaufteilung(Dictionary<string, MemberBucket> buckets) {
-            List<string> attributes = ["_", ""];
-            List<string> names = ["kein Qual.Wein", "ohne Attribut"];
-            List<(string, string)> bucketAttrs = [
-                .. buckets
-                .Where(b => b.Key.Length > 2 && b.Key[2] != '_' && b.Value.DeliveryStrict > 0)
-                .Select(b => (b.Key[2..], b.Value.Name.Split("(")[1][..^1]))
+        public static string PrintSortenaufteilung(List<MemberStat> stats) {
+            List<string> discrs = [""];
+            List<string> names = ["ohne Attr./Bewirt."];
+            List<string> bucketAttrs = [
+                .. stats
+                .Select(s => s.Discr)
                 .Distinct()
-                .OrderBy(v => v.Item1)
+                .Where(s => s.Length > 0)
+                .Order()
             ];
-            names.AddRange(bucketAttrs.Select(b => b.Item2));
+            names.AddRange(bucketAttrs);
             names.Add("Gesamt");
-            attributes.AddRange(bucketAttrs.Select(b => b.Item1));
+            discrs.AddRange(bucketAttrs);
 
             List<double> cols = [40];
             cols.AddRange(names.Select(_ => 125.0 / names.Count));
@@ -62,19 +62,18 @@ namespace Elwig.Documents {
                 string.Join("", names.Select(c => $"<th>{c}</th>")) +
                 "</tr></thead>";
 
-            tbl += string.Join("\n", buckets
-                .GroupBy(b => (b.Key[..2], b.Value.Name.Split("(")[0].Trim()))
-                .Where(g => g.Sum(a => a.Value.DeliveryStrict) > 0)
-                .OrderBy(g => g.Key.Item1)
+            tbl += string.Join("\n", stats
+                .GroupBy(b => b.Variety)
+                .OrderBy(b => b.Key)
                 .Select(g => {
-                    var dict = g.ToDictionary(a => a.Key[2..], a => a.Value);
-                    var vals = attributes.Select(a => dict.TryGetValue(a, out MemberBucket value) ? value.DeliveryStrict : 0).ToList();
-                    return $"<tr><th>{g.Key.Item2}</th>" + string.Join("", vals.Select(v => "<td class=\"number\">" + (v == 0 ? "-" : $"{v:N0}") + "</td>")) +
-                        $"<td class=\"number\">{dict.Values.Select(v => v.DeliveryStrict).Sum():N0}</td></tr>";
+                    var dict = g.ToDictionary(a => a.Discr, a => a.Weight);
+                    var vals = discrs.Select(a => dict.GetValueOrDefault(a, 0)).ToList();
+                    return $"<tr><th>{g.Key}</th>" + string.Join("", vals.Select(v => "<td class=\"number\">" + (v == 0 ? "-" : $"{v:N0}") + "</td>")) +
+                        $"<td class=\"number\">{dict.Values.Sum():N0}</td></tr>";
                 })
             );
-            var totalDict = buckets.GroupBy(b => b.Key[2..]).ToDictionary(g => g.Key, g => g.Sum(a => a.Value.DeliveryStrict));
-            var totals = attributes.Select(a => totalDict.TryGetValue(a, out int value) ? value : 0);
+            var totalDict = stats.GroupBy(s => s.Discr).ToDictionary(g => g.Key, g => g.Sum(a => a.Weight));
+            var totals = discrs.Select(a => totalDict.TryGetValue(a, out int value) ? value : 0);
             tbl += "<tr class=\"sum bold\"><td></td>" + string.Join("", totals.Select(v => $"<td class=\"number\">{v:N0}</td>")) +
                 $"<td class=\"number\">{totalDict.Values.Sum():N0}</td></tr>";
 

Elwig/Documents/CreditNote.cshtml

@@ -10,8 +10,8 @@
         <colgroup>
             <col style="width: 25mm;"/>
             <col style="width:  5mm;"/>
-            <col style="width: 20mm;"/>
-            <col style="width: 20mm;"/>
+            <col style="width: 24mm;"/>
+            <col style="width: 16mm;"/>
             <col style="width: 10mm;"/>
             <col style="width: 10mm;"/>
             <col style="width: 15mm;"/>
@@ -25,7 +25,7 @@
                 <th rowspan="2" style="text-align: left;">Lieferschein-Nr.</th>
                 <th rowspan="2" class="narrow">Pos.</th>
                 <th rowspan="2" style="text-align: left;">Sorte</th>
-                <th rowspan="2" style="text-align: left;">Attribut</th>
+                <th rowspan="2" style="text-align: left;">Attr./Bewirt.</th>
                 <th colspan="2">Gradation</th>
                 <th colspan="2">Flächenbindung</th>
                 <th>Preis</th>
@@ -50,7 +50,7 @@
                             <td rowspan="@rows">@p.LsNr</td>
                             <td rowspan="@rows">@p.DPNr</td>
                             <td class="small">@p.Variety</td>
-                            <td class="small">@p.Attribute</td>
+                            <td class="small">@p.Attribute@(p.Attribute != null && p.Cultivation != null ? " / " : "")@p.Cultivation</td>
                             <td rowspan="@rows" class="center">@($"{p.Gradation.Oe:N0}")</td>
                             <td rowspan="@rows" class="center">@($"{p.Gradation.Kmw:N1}")</td>
                         }

Elwig/Documents/DeliveryConfirmation.cs

@@ -13,6 +13,7 @@ namespace Elwig.Documents {
         public DeliveryConfirmationDeliveryData Data;
         public string? Text = App.Client.TextDeliveryConfirmation;
         public Dictionary<string, MemberBucket> MemberBuckets;
+        public List<MemberStat> MemberStats;
 
         public DeliveryConfirmation(AppDbContext ctx, int year, Member m, DeliveryConfirmationDeliveryData data) :
             base($"{Name} {year}", m) {
@@ -23,6 +24,7 @@ namespace Elwig.Documents {
             DocumentId = $"Anl.-Best. {Season.Year}/{m.MgNr}";
             Data = data;
             MemberBuckets = ctx.GetMemberBuckets(Season.Year, m.MgNr).GetAwaiter().GetResult();
+            MemberStats = AppDbContext.GetMemberStats(Season.Year, m.MgNr).GetAwaiter().GetResult();
         }
     }
 }

Elwig/Documents/DeliveryConfirmation.cshtml

@@ -10,8 +10,8 @@
         <colgroup>
             <col style="width: 25mm;"/>
             <col style="width:  5mm;"/>
-            <col style="width: 20mm;"/>
-            <col style="width: 21mm;"/>
+            <col style="width: 24mm;"/>
+            <col style="width: 17mm;"/>
             <col style="width: 19mm;"/>
             <col style="width: 10mm;"/>
             <col style="width: 10mm;"/>
@@ -25,7 +25,7 @@
                 <th rowspan="2" style="text-align: left;">Lieferschein-Nr.</th>
                 <th rowspan="2" class="narrow">Pos.</th>
                 <th rowspan="2" style="text-align: left;">Sorte</th>
-                <th rowspan="2" style="text-align: left;">Attribut</th>
+                <th rowspan="2" style="text-align: left;">Attr./Bewirt.</th>
                 <th rowspan="2" style="text-align: left;">Qualitätsstufe</th>
                 <th colspan="2">Gradation</th>
                 <th colspan="2">Flächenbindung</th>
@@ -53,7 +53,7 @@
                             <td rowspan="@rows">@p.LsNr</td>
                             <td rowspan="@rows">@p.DPNr</td>
                             <td class="small">@p.Variety</td>
-                            <td class="small">@p.Attribute</td>
+                            <td class="small">@p.Attribute@(p.Attribute != null && p.Cultivation != null ? " / " : "")@p.Cultivation</td>
                             <td class="small">@p.QualityLevel</td>
                             <td rowspan="@rows" class="center">@($"{p.Gradation.Oe:N0}")</td>
                             <td rowspan="@rows" class="center">@($"{p.Gradation.Kmw:N1}")</td>
@@ -90,7 +90,7 @@
             </tr>
         </tbody>
     </table>
-    @Raw(BusinessDocument.PrintSortenaufteilung(Model.MemberBuckets))
+    @Raw(BusinessDocument.PrintSortenaufteilung(Model.MemberStats))
     @Raw(Model.PrintBucketTable(Model.Season, Model.MemberBuckets, includePayment: true))
     <div style="margin-top: 2em;">
         @if (Model.Text != null) {

Elwig/Documents/DeliveryNote.cshtml

@@ -8,10 +8,10 @@
 <table class="delivery large">
     <colgroup>
         <col style="width: 10.00mm;"/>
-        <col style="width: 21.25mm;"/>
-        <col style="width: 21.25mm;"/>
-        <col style="width: 21.25mm;"/>
-        <col style="width: 21.25mm;"/>
+        <col style="width: 21.00mm;"/>
+        <col style="width: 25.00mm;"/>
+        <col style="width: 19.50mm;"/>
+        <col style="width: 19.50mm;"/>
         <col style="width: 30.00mm;"/>
         <col style="width: 12.50mm;"/>
         <col style="width: 12.50mm;"/>
@@ -43,6 +43,14 @@
                 <td class="center">@($"{part.Kmw:N1}")</td>
                 <td class="number">@($"{part.Weight:N0}")</td>
             </tr>
+            @if (part.Cultivation != null) {
+                <tr><td></td><td><i>Bewirtschaftung:</i></td><td colspan="4"><b>
+                    @part.Cultivation.Name
+                    @if(part.Cultivation.Description != null) {
+                        @("(")@part.Cultivation.Description@(")")
+                    }
+                    </b></td></tr>
+            }
             <tr><td></td><td colspan="5" style="white-space: pre;"><i>Herkunft:</i> @part.OriginString</td></tr>
             @if (part.Modifiers.Count() > 0) {
                 var first = true;
@@ -52,8 +60,8 @@
                 }
             }
             <tr><td></td><td colspan="5">
-                @Raw(part.ManualWeighing ? "<i>Handwiegung</i>" : $"<i>Waage:</i> {part.ScaleId ?? "?"}, <i>ID:</i> {part.WeighingId ?? "?"}")
-                (@(part.IsGerebelt ? "gerebelt gewogen" : "nicht gerebelt gewogen"))@Raw(part.WeighingReason != null ? $", <i>Begründung:</i>" : "") @part.WeighingReason
+                @Raw(part.IsManualWeighing ? "<i>Handwiegung</i>" : $"<i>Waage:</i> {part.ScaleId ?? "?"}, <i>ID:</i> {part.WeighingId ?? "?"}")
+                (@(part.IsNetWeight ? "netto/gerebelt gewogen" : "brutto/nicht gerebelt gewogen"))@Raw(part.WeighingReason != null ? $", <i>Begründung:</i>" : "") @part.WeighingReason
             </td></tr>
             @if (part.Comment != null) {
                 <tr><td></td><td colspan="5"><i>Anmerkung:</i> @part.Comment</td></tr>

Elwig/Documents/Document.cs

@@ -5,18 +5,23 @@ using Elwig.Helpers;
 using System.Collections.Generic;
 using System.Linq;
 using Elwig.Helpers.Printing;
+using MimeKit;
 
 namespace Elwig.Documents {
     public abstract partial class Document : IDisposable {
 
         public static string Name => "Dokument";
 
-        private static readonly double GenerationProportion = 0.125;
+        protected static readonly double GenerationProportion = 0.125;
 
-        private TempFile? _pdfFile = null;
+        protected TempFile? _pdfFile = null;
+        protected string? _pdfPath;
+        protected string? PdfPath => _pdfPath ?? _pdfFile?.FilePath;
+        public int? TotalPages { get; private set; }
+        public int? Pages => TotalPages / (DoublePaged ? 2 : 1);
 
         public bool ShowFoldMarks = App.Config.Debug;
-        public bool DoubleSided = false;
+        public bool DoublePaged = false;
 
         public string DataPath;
         public int CurrentNextSeason;
@@ -59,6 +64,10 @@ namespace Elwig.Documents {
             return new MergedDocument(docs);
         }
 
+        public static Document FromPdf(string path) {
+            return new PdfDocument(path);
+        }
+
         private async Task<string> Render() {
             string name;
             if (this is BusinessLetter) {
@@ -87,20 +96,29 @@ namespace Elwig.Documents {
 
         public async Task Generate(IProgress<double>? progress = null) {
             progress?.Report(0.0);
-            if (this is MergedDocument m) {
+            if (this is PdfDocument) {
+                // nothing to do
+            } else if (this is MergedDocument m) {
                 var pdf = new TempFile("pdf");
                 var tmpHtmls = new List<TempFile>();
+                var tmpFiles = new List<string>();
                 var n = m.Documents.Count();
                 int i = 0;
                 foreach (var doc in m.Documents) {
+                    if (doc is PdfDocument) {
+                        tmpFiles.Add(doc.PdfPath!);
+                        continue;
+                    }
                     var tmpHtml = new TempFile("html");
                     await File.WriteAllTextAsync(tmpHtml.FilePath, await doc.Render(), Utils.UTF8);
                     tmpHtmls.Add(tmpHtml);
+                    tmpFiles.Add((doc is Letterhead ? "#" : "") + tmpHtml.FileName);
                     i++;
                     progress?.Report(GenerationProportion * 100 * i / n);
                 }
                 progress?.Report(GenerationProportion * 100);
-                await Pdf.Convert(tmpHtmls.Select(f => f.FileName), pdf.FileName, DoubleSided, new Progress<double>(v => progress?.Report(GenerationProportion * 100 + v * (1 - GenerationProportion))));
+                var pages = await Pdf.Convert(tmpFiles, pdf.FileName, DoublePaged, new Progress<double>(v => progress?.Report(GenerationProportion * 100 + v * (1 - GenerationProportion))));
+                TotalPages = pages.Pages;
                 foreach (var tmp in tmpHtmls) {
                     tmp.Dispose();
                 }
@@ -110,7 +128,8 @@ namespace Elwig.Documents {
                 using (var tmpHtml = new TempFile("html")) {
                     await File.WriteAllTextAsync(tmpHtml.FilePath, await Render(), Utils.UTF8);
                     progress?.Report(50.0);
-                    await Pdf.Convert(tmpHtml.FilePath, pdf.FilePath, DoubleSided);
+                    var pages = await Pdf.Convert(tmpHtml.FilePath, pdf.FilePath, DoublePaged);
+                    TotalPages = pages.Pages;
                 }
                 _pdfFile = pdf;
             }
@@ -118,13 +137,13 @@ namespace Elwig.Documents {
         }
 
         public void SaveTo(string pdfPath) {
-            if (_pdfFile == null) throw new InvalidOperationException("Pdf file has not been generated yet");
-            File.Copy(_pdfFile.FilePath, pdfPath);
+            if (PdfPath == null) throw new InvalidOperationException("Pdf file has not been generated yet");
+            File.Copy(PdfPath, pdfPath, true);
         }
 
         public async Task Print(int copies = 1) {
-            if (_pdfFile == null) throw new InvalidOperationException("Pdf file has not been generated yet");
-            await Pdf.Print(_pdfFile.FilePath, copies);
+            if (PdfPath == null) throw new InvalidOperationException("Pdf file has not been generated yet");
+            await Pdf.Print(PdfPath, copies);
         }
 
         public void Show() {
@@ -132,10 +151,24 @@ namespace Elwig.Documents {
             Pdf.Show(_pdfFile.NewReference(), Title + (this is BusinessDocument b ? $" - {b.Member.Name}" : ""));
         }
 
-        private class MergedDocument : Document {
-            public IEnumerable<Document> Documents;
-            public MergedDocument(IEnumerable<Document> docs) : base("Mehrere Dokumente") {
-                Documents = docs;
+        public MimePart AsEmailAttachment(string filename) {
+            if (PdfPath == null) throw new InvalidOperationException("Pdf file has not been generated yet");
+            return new("application", "pdf") {
+                Content = new MimeContent(File.OpenRead(PdfPath)),
+                ContentDisposition = new ContentDisposition(ContentDisposition.Attachment),
+                ContentTransferEncoding = ContentEncoding.Base64,
+                FileName = filename
+            };
+        }
+
+        private class MergedDocument(IEnumerable<Document> docs) : Document("Mehrere Dokumente") {
+            public IEnumerable<Document> Documents = docs;
+        }
+
+        private class PdfDocument : Document {
+            public PdfDocument(string pdfPath) :
+                base(Path.GetFileNameWithoutExtension(pdfPath)) {
+                _pdfPath = pdfPath;
             }
         }
     }

Elwig/Documents/Document.cshtml

@@ -10,7 +10,7 @@
     <link rel="stylesheet" href="file:///@Raw(Model.DataPath)\resources\Document.css"/>
     <link rel="stylesheet" href="file:///@Raw(Model.DataPath)\resources\Document.Page.css"/>
     <link rel="stylesheet" href="file:///@Raw(Model.DataPath)\resources\Document.Table.css"/>
-    @if (Model.DoubleSided) {
+    @if (Model.DoublePaged) {
         <style>
             @@page :left {
                 margin: 25mm 25mm 35mm 20mm;
@@ -38,7 +38,7 @@
         </div>
         <footer>@Raw(Model.Footer)</footer>
     </div>
-    @if (Model.DoubleSided) {
+    @if (Model.DoublePaged) {
         <div class="footer-wrapper left">
             <div class="pre-footer">
                 <span class="page"></span>

Elwig/Documents/MemberDataSheet.cshtml

@@ -158,6 +158,7 @@
     }
 
     @if (areaComs.Count != 0) {
+        <br class="area-commitements"/>
         <h2>Flächenbindungen per @($"{Model.Date:dd.MM.yyyy}")</h2>
         <table class="area-commitements">
             <colgroup>
@@ -196,7 +197,7 @@
                             <td>@areaCom.Rd?.Name</td>
                             <td class="text">@areaCom.GstNr.Replace(",", ", ").Replace("-", "–")</td>
                             <td class="number">@($"{areaCom.Area:N0}")</td>
-                            <td class="center">@areaCom.WineCult.Name</td>
+                            <td class="center">@areaCom.WineCult?.Name</td>
                             <td class="center">@(areaCom.YearTo == null ? $"ab {areaCom.YearFrom}" : $"{areaCom.YearFrom}–{areaCom.YearTo}")</td>
                         </tr>
                         lastContract = contractType.AreaComType.DisplayName;

Elwig/Documents/MemberDataSheet.css

@@ -22,3 +22,9 @@ table.area-commitements td.text {
 table.area-commitements tr.sum {
     font-size: 12pt;
 }
+
+@page :not(:first) {
+    br.area-commitements {
+        display: none;
+    }
+}

Elwig/Elwig.csproj

@@ -7,8 +7,10 @@
     <UseWPF>true</UseWPF>
     <PreserveCompilationContext>true</PreserveCompilationContext>
     <ApplicationIcon>Resources\Images\Elwig.ico</ApplicationIcon>
-    <Version>0.6.7</Version>
+    <Version>0.7.0</Version>
     <SatelliteResourceLanguages>de-AT</SatelliteResourceLanguages>
+    <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+    <ApplicationManifest>app.manifest</ApplicationManifest>
   </PropertyGroup>
 
   <ItemGroup>
@@ -23,16 +25,17 @@
   </Target>
 
   <ItemGroup>
-    <PackageReference Include="Extended.Wpf.Toolkit" Version="4.5.1" />
+    <PackageReference Include="Extended.Wpf.Toolkit" Version="4.6.0" />
     <PackageReference Include="LinqKit" Version="1.2.5" />
-    <PackageReference Include="Microsoft.AspNetCore.Razor.Language" Version="6.0.26" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Proxies" Version="8.0.1" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="8.0.1" />
+    <PackageReference Include="MailKit" Version="4.4.0" />
+    <PackageReference Include="Microsoft.AspNetCore.Razor.Language" Version="6.0.27" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Proxies" Version="8.0.2" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="8.0.2" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Ini" Version="8.0.0" />
-    <PackageReference Include="Microsoft.Web.WebView2" Version="1.0.2210.55" />
+    <PackageReference Include="Microsoft.Web.WebView2" Version="1.0.2365.46" />
     <PackageReference Include="NJsonSchema" Version="11.0.0" />
     <PackageReference Include="RazorLight" Version="2.3.1" />
-    <PackageReference Include="ScottPlot.WPF" Version="5.0.19" />
+    <PackageReference Include="ScottPlot.WPF" Version="5.0.21" />
     <PackageReference Include="System.IO.Ports" Version="8.0.0" />
     <PackageReference Include="System.Text.Encoding.CodePages" Version="8.0.0" />
   </ItemGroup>

Elwig/Helpers/ActionCommand.cs

@@ -0,0 +1,22 @@
+using System;
+using System.Windows.Input;
+
+namespace Elwig.Helpers {
+    public class ActionCommand : ICommand {
+
+        public event EventHandler CanExecuteChanged;
+        private readonly Action Action;
+
+        public ActionCommand(Action action) {
+            Action = action;
+        }
+
+        public void Execute(object parameter) {
+            Action();
+        }
+
+        public bool CanExecute(object parameter) {
+            return true;
+        }
+    }
+}

Elwig/Helpers/AppDbContext.cs

@@ -11,12 +11,14 @@ using System.Text.RegularExpressions;
 using System.Collections.Generic;
 using Elwig.Models.Dtos;
 using System.Reflection;
+using System.Data;
 
 namespace Elwig.Helpers {
 
     public record struct AreaComBucket(int Area, int Obligation, int Right);
     public record struct UnderDelivery(int Weight, int Diff);
     public record struct MemberBucket(string Name, int Area, int Obligation, int Right, int Delivery, int DeliveryStrict, int Payment);
+    public record struct MemberStat(string Variety, string Discr, int Weight);
 
     public class AppDbContext : DbContext {
 
@@ -122,6 +124,21 @@ namespace Elwig.Helpers {
             return await cmd.ExecuteScalarAsync();
         }
 
+        public static async Task<(string Table, long RowId, string Parent, long FkId)[]> ForeignKeyCheck(SqliteConnection cnx) {
+            using var cmd = cnx.CreateCommand();
+            cmd.CommandText = "PRAGMA foreign_key_check";
+            using var reader = await cmd.ExecuteReaderAsync();
+            var list = new List<(string, long, string, long)>();
+            while (await reader.ReadAsync()) {
+                var table = reader.GetString(0);
+                var rowid = reader.GetInt64(1);
+                var parent = reader.GetString(2);
+                var fkid = reader.GetInt64(3);
+                list.Add((table, rowid, parent, fkid));
+            }
+            return [.. list];
+        }
+
         protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder) {
             optionsBuilder.UseSqlite(ConnectionString);
             optionsBuilder.UseLazyLoadingProxies();
@@ -159,6 +176,10 @@ namespace Elwig.Helpers {
             return await WineAttributes.FindAsync(attrId) != null;
         }
 
+        public async Task<bool> CultIdExists(string cultId) {
+            return await WineCultivations.FindAsync(cultId) != null;
+        }
+
         public async Task<int> NextMgNr() {
             int c = 0;
             (await Members.OrderBy(m => m.MgNr).Select(m => m.MgNr).ToListAsync())
@@ -384,5 +405,31 @@ namespace Elwig.Helpers {
             }
             return buckets;
         }
+
+        public static async Task<List<MemberStat>> GetMemberStats(int year, int mgnr, SqliteConnection? cnx = null) {
+            var ownCnx = cnx == null;
+            cnx ??= await ConnectAsync();
+            var list = new List<MemberStat>();
+            using (var cmd = cnx.CreateCommand()) {
+                cmd.CommandText = $"""
+                    SELECT v.name AS variety,
+                           COALESCE(a.name, '') || IIF(a.name IS NOT NULL AND c.name IS NOT NULL, ' / ', '') || COALESCE(c.name, '') AS disc,
+                           SUM(weight) AS weight
+                    FROM v_delivery d
+                        LEFT JOIN wine_variety v ON v.sortid = d.sortid
+                        LEFT JOIN wine_attribute a ON a.attrid = d.attrid
+                        LEFT JOIN wine_cultivation c ON c.cultid = d.cultid
+                    WHERE d.year = {year} AND d.mgnr = {mgnr}
+                    GROUP BY d.sortid, d.attrid, d.cultid
+                    ORDER BY variety, disc;
+                    """;
+                using var reader = await cmd.ExecuteReaderAsync();
+                while (await reader.ReadAsync()) {
+                    list.Add(new(reader.GetString(0), reader.GetString(1), reader.GetInt32(2)));
+                }
+            }
+            if (ownCnx) await cnx.DisposeAsync();
+            return list;
+        }
     }
 }

Elwig/Helpers/AppDbUpdater.cs

@@ -9,7 +9,7 @@ namespace Elwig.Helpers {
     public static class AppDbUpdater {
 
         // Don't forget to update value in Tests/fetch-resources.bat!
-        public static readonly int RequiredSchemaVersion = 17;
+        public static readonly int RequiredSchemaVersion = 18;
 
         private static int VersionOffset = 0;
 
@@ -73,16 +73,19 @@ namespace Elwig.Helpers {
 
             await AppDbContext.ExecuteBatch(cnx, """
                 PRAGMA locking_mode = EXCLUSIVE;
-                PRAGMA foreign_keys = OFF;
                 BEGIN EXCLUSIVE;
                 """);
             foreach (var script in toExecute) {
                 await AppDbContext.ExecuteEmbeddedScript(cnx, asm, script);
             }
+            var violations = await AppDbContext.ForeignKeyCheck(cnx);
+            if (violations.Length > 0) {
+                throw new Exception($"Foreign key violations ({violations.Length}):\n" + string.Join("\n", violations
+                    .Select(v => $"{v.Table} - {v.RowId} - {v.Parent} - {v.FkId}")));
+            }
+
             await AppDbContext.ExecuteBatch(cnx, $"""
-                PRAGMA foreign_key_check;
                 COMMIT;
-                PRAGMA foreign_keys = ON;
                 VACUUM;
                 PRAGMA schema_version = {toVersion * 100 + VersionOffset};
                 """);

Elwig/Helpers/Billing/BillingData.cs

@@ -150,38 +150,33 @@ namespace Elwig.Helpers.Billing {
             return dict;
         }
 
-        protected static Dictionary<string, JsonValue> GetSelection(JsonNode value, IEnumerable<string> vaributes) {
+        protected static Dictionary<RawVaribute, JsonValue> GetSelection(JsonNode value, IEnumerable<RawVaribute> vaributes) {
             if (value is JsonValue flatRate) {
                 return vaributes.ToDictionary(e => e, _ => flatRate);
             } if (value is not JsonObject data) {
                 throw new InvalidOperationException();
             }
-            Dictionary<string, JsonValue> dict;
+            Dictionary<RawVaribute, JsonValue> dict;
             if (data["default"] is JsonValue def) {
                 dict = vaributes.ToDictionary(e => e, _ => def);
             } else {
                 dict = [];
             }
 
-            var varieties = data.Where(p => !p.Key.StartsWith('/') && p.Key.Length == 2);
-            var attributes = data.Where(p => p.Key.StartsWith('/'));
-            var others = data.Where(p => !p.Key.StartsWith('/') && p.Key.Length > 2 && p.Key != "default");
-            foreach (var (idx, v) in varieties) {
+            var conv = data
+                .Where(p => p.Key != "default")
+                .Select(p => (new RawVaribute(p.Key), p.Value))
+                .OrderBy(p => (p.Item1.SortId != null ? 10 : 0) + (p.Item1.AttrId != null ? 12 : 0) + (p.Item1.CultId != null ? 11 : 0))
+                .ToList();
+            foreach (var (idx, v) in conv) {
                 var curve = v?.AsValue() ?? throw new InvalidOperationException();
-                foreach (var i in vaributes.Where(e => e.StartsWith(idx[..^1]))) {
+                foreach (var i in vaributes.Where(e =>
+                        (idx.SortId == null || idx.SortId == e.SortId) &&
+                        (idx.AttrId == null || idx.AttrId == e.AttrId) &&
+                        (idx.CultId == null || idx.CultId == e.CultId))) {
                     dict[i] = curve;
                 }
             }
-            foreach (var (idx, v) in attributes) {
-                var curve = v?.AsValue() ?? throw new InvalidOperationException();
-                foreach (var i in vaributes.Where(e => e[2..] == idx[1..])) {
-                    dict[i] = curve;
-                }
-            }
-            foreach (var (idx, v) in others) {
-                var curve = v?.AsValue() ?? throw new InvalidOperationException();
-                dict[idx.Replace("/", "")] = curve;
-            }
 
             return dict;
         }
@@ -257,7 +252,7 @@ namespace Elwig.Helpers.Billing {
             return curve;
         }
 
-        protected static void CollapsePaymentData(JsonObject data, IEnumerable<string> vaributes, bool useDefault = true) {
+        protected static void CollapsePaymentData(JsonObject data, IEnumerable<RawVaribute> vaributes, bool useDefault = true) {
             Dictionary<string, List<string>> rev1 = [];
             Dictionary<decimal, List<string>> rev2 = [];
             foreach (var (k, v) in data) {
@@ -289,35 +284,50 @@ namespace Elwig.Helpers.Billing {
                     }
                 }
             }
+
             var attributes = data
                 .Select(e => e.Key)
                 .Where(k => k.Length > 3 && k.Contains('/'))
-                .Select(k => "/" + k.Split('/')[1])
+                .Select(k => k.Split('/')[1])
                 .Distinct()
                 .ToList();
             foreach (var idx in attributes) {
-                var len = vaributes.Count(e => e.EndsWith(idx));
+                var len = vaributes.Count(e => $"{e.AttrId}{(e.CultId != null && e.CultId != "" ? "-" : "")}{e.CultId}" == idx);
                 foreach (var (v, ks) in rev1) {
-                    var myKs = ks.Where(k => k.EndsWith(idx)).ToList();
+                    var myKs = ks.Where(k => k.EndsWith($"/{idx}")).ToList();
                     if (myKs.Count > 1 && ((myKs.Count >= len * 0.5 && useDefault) || myKs.Count == len)) {
                         foreach (var k in myKs) data.Remove(k);
-                        data[idx] = v;
+                        data[(idx.StartsWith('-') && !useDefault ? "" : "/") + idx] = v;
                     }
                 }
                 foreach (var (v, ks) in rev2) {
-                    var myKs = ks.Where(k => k.EndsWith(idx)).ToList();
+                    var myKs = ks.Where(k => k.EndsWith($"/{idx}")).ToList();
                     if (myKs.Count > 1 && ((myKs.Count >= len * 0.5 && useDefault) || myKs.Count == len)) {
                         foreach (var k in myKs) data.Remove(k);
-                        data[idx] = v;
+                        data[(idx.StartsWith('-') && !useDefault ? "" : "/") + idx] = v;
                     }
                 }
             }
+
+            if (!useDefault)
+                return;
+
+            var keys = data.Select(p => p.Key).ToList();
+            foreach (var k in keys) {
+                if (k.Length == 3 && k.EndsWith('/') && !keys.Contains(k[..2])) {
+                    data.Remove(k, out var val);
+                    data.Add(k[..2], val);
+                } else if (k.Contains("/-")) {
+                    data.Remove(k, out var val);
+                    data.Add(k.Replace("/-", "-"), val);
+                }
+            }
         }
 
         public static JsonObject FromGraphEntries(
             IEnumerable<GraphEntry> graphEntries,
             BillingData? origData = null,
-            IEnumerable<string>? vaributes = null,
+            IEnumerable<RawVaribute>? vaributes = null,
             bool useDefaultPayment = true,
             bool useDefaultQuality = true
         ) {
@@ -338,16 +348,18 @@ namespace Elwig.Helpers.Billing {
                     continue;
                 }
                 foreach (var c in entry.Vaributes) {
-                    if (entry.Abgewertet) {
-                        qualityWei[$"{c.Variety?.SortId}/{c.Attribute?.AttrId}"] = node.DeepClone();
+                    var v = new RawVaribute(c.Variety!.SortId, c.Attribute?.AttrId ?? "", c.Cultivation?.CultId);
+                    if (v.CultId == "") v.CultId = null;
+                    if (entry.Abgewertet) {;
+                        qualityWei[v.ToString()] = node.DeepClone();
                     } else {
-                        payment[$"{c.Variety?.SortId}/{c.Attribute?.AttrId}"] = node.DeepClone();
+                        payment[v.ToString()] = node.DeepClone();
                     }
                 }
             }
 
-            CollapsePaymentData(payment, vaributes ?? payment.Select(e => e.Key).ToList(), useDefaultPayment);
-            CollapsePaymentData(qualityWei, vaributes ?? qualityWei.Select(e => e.Key).ToList(), useDefaultQuality);
+            CollapsePaymentData(payment, vaributes ?? payment.Select(e => new RawVaribute(e.Key)).ToList(), useDefaultPayment);
+            CollapsePaymentData(qualityWei, vaributes ?? qualityWei.Select(e => new RawVaribute(e.Key)).ToList(), useDefaultQuality);
 
             var data = new JsonObject {
                 ["mode"] = "elwig",

Elwig/Helpers/Billing/BillingVariant.cs

@@ -18,7 +18,7 @@ namespace Elwig.Helpers.Billing {
             Data = PaymentBillingData.FromJson(PaymentVariant.Data, Utils.GetVaributes(Context, Year, onlyDelivered: false));
         }
 
-        public async Task Calculate(bool? honorGebunden = null, bool ? allowAttrsIntoLower = null, bool? avoidUnderDeliveries = null) {
+        public async Task Calculate(bool? honorGebunden = null, bool? allowAttrsIntoLower = null, bool? avoidUnderDeliveries = null) {
             using var cnx = await AppDbContext.ConnectAsync();
             using var tx = await cnx.BeginTransactionAsync();
             await CalculateBuckets(honorGebunden, allowAttrsIntoLower, avoidUnderDeliveries, cnx);
@@ -123,20 +123,23 @@ namespace Elwig.Helpers.Billing {
         }
 
         protected async Task CalculatePrices(SqliteConnection cnx) {
-            var parts = new List<(int Year, int DId, int DPNr, int BktNr, string SortId, string? AttrId, string Discr, int Value, double Oe, double Kmw, string QualId)>();
+            var parts = new List<(int Year, int DId, int DPNr, int BktNr, string SortId, string? AttrId, string? CultId, string Discr, int Value, double Oe, double Kmw, string QualId, bool AttrAreaCom)>();
             using (var cmd = cnx.CreateCommand()) {
                 cmd.CommandText = $"""
-                    SELECT d.year, d.did, d.dpnr, b.bktnr, d.sortid, d.attrid, b.discr, b.value, d.oe, d.kmw, d.qualid
+                    SELECT d.year, d.did, d.dpnr, b.bktnr, d.sortid, d.attrid, d.cultid, b.discr, b.value, d.oe, d.kmw, d.qualid, COALESCE(a.area_com, TRUE)
                     FROM delivery_part_bucket b
                         JOIN v_delivery d ON (d.year, d.did, d.dpnr) = (b.year, b.did, b.dpnr)
+                        LEFT JOIN v_wine_attribute a ON a.attrid = d.attrid
                     WHERE b.year = {Year}
                     """;
                 using var reader = await cmd.ExecuteReaderAsync();
                 while (await reader.ReadAsync()) {
                     parts.Add((
                         reader.GetInt32(0), reader.GetInt32(1), reader.GetInt32(2), reader.GetInt32(3),
-                        reader.GetString(4), reader.IsDBNull(5) ? null : reader.GetString(5), reader.GetString(6),
-                        reader.GetInt32(7), reader.GetDouble(8), reader.GetDouble(9), reader.GetString(10)
+                        reader.GetString(4), reader.IsDBNull(5) ? null : reader.GetString(5),
+                        reader.IsDBNull(6) ? null : reader.GetString(6), reader.GetString(7),
+                        reader.GetInt32(8), reader.GetDouble(9), reader.GetDouble(10), reader.GetString(11),
+                        reader.GetBoolean(12)
                     ));
                 }
             }
@@ -145,9 +148,9 @@ namespace Elwig.Helpers.Billing {
             foreach (var part in parts) {
                 var ungeb = part.Discr == "_";
                 var payAttrId = (part.Discr is "" or "_") ? null : part.Discr;
-                var attrId = part.AttrId == "B" ? "B" : payAttrId;  // FIXME
-                var geb = !ungeb;  // FIXME && payAttrId == part.AttrId;
-                var price = Data.CalculatePrice(part.SortId, attrId, part.QualId, geb, part.Oe, part.Kmw);
+                var attrId = part.AttrAreaCom ? payAttrId : part.AttrId;
+                var geb = !ungeb && (payAttrId == attrId || !part.AttrAreaCom);
+                var price = Data.CalculatePrice(part.SortId, attrId, part.CultId, part.QualId, geb, part.Oe, part.Kmw);
                 var priceL = PaymentVariant.Season.DecToDb(price);
                 inserts.Add((part.Year, part.DId, part.DPNr, part.BktNr, priceL, priceL * part.Value));
             }

Elwig/Helpers/Billing/EditBillingData.cs

@@ -7,18 +7,18 @@ using System.Text.Json.Nodes;
 namespace Elwig.Helpers.Billing {
     public class EditBillingData : BillingData {
 
-        protected readonly IEnumerable<string> Vaributes;
+        protected readonly IEnumerable<RawVaribute> Vaributes;
 
-        public EditBillingData(JsonObject data, IEnumerable<string> vaributes) :
+        public EditBillingData(JsonObject data, IEnumerable<RawVaribute> vaributes) :
             base(data) {
             Vaributes = vaributes;
         }
 
-        public static EditBillingData FromJson(string json, IEnumerable<string> vaributes) {
+        public static EditBillingData FromJson(string json, IEnumerable<RawVaribute> vaributes) {
             return new(ParseJson(json), vaributes);
         }
 
-        private (Dictionary<int, Curve>, Dictionary<int, List<string>>) GetGraphEntries(JsonNode root) {
+        private (Dictionary<int, Curve>, Dictionary<int, List<RawVaribute>>) GetGraphEntries(JsonNode root) {
             Dictionary<int, List<string>> dict1 = [];
             Dictionary<decimal, List<string>> dict2 = [];
             if (root is JsonObject paymentObj) {
@@ -55,7 +55,7 @@ namespace Elwig.Helpers.Billing {
                 curves[i + virtOffset] = new Curve(CurveMode.Oe, new() { { 73, idx } }, null);
             }
 
-            Dictionary<int, List<string>> dict3 = curves.ToDictionary(c => c.Key, _ => new List<string>());
+            Dictionary<int, List<RawVaribute>> dict3 = curves.ToDictionary(c => c.Key, _ => new List<RawVaribute>());
             foreach (var (selector, value) in GetSelection(root, Vaributes)) {
                 int? idx = null;
                 if (value.TryGetValue<decimal>(out var val)) {
@@ -73,13 +73,14 @@ namespace Elwig.Helpers.Billing {
         private static List<GraphEntry> CreateGraphEntries(
             AppDbContext ctx, int precision,
             Dictionary<int, Curve> curves,
-            Dictionary<int, List<string>> entries
+            Dictionary<int, List<RawVaribute>> entries
         ) {
             var vars = ctx.WineVarieties.ToDictionary(v => v.SortId, v => v);
             var attrs = ctx.WineAttributes.ToDictionary(a => a.AttrId, a => a);
+            var cults = ctx.WineCultivations.ToDictionary(c => c.CultId, c => c);
             return entries
                 .Select(e => new GraphEntry(e.Key, precision, curves[e.Key], e.Value
-                    .Select(s => new Varibute(vars[s[..2]], s.Length > 2 ? attrs[s[2..]] : null))
+                    .Select(s => new Varibute(s, vars, attrs, cults))
                     .ToList()))
                 .ToList();
         }

Elwig/Helpers/Billing/PaymentBillingData.cs

@@ -7,48 +7,46 @@ namespace Elwig.Helpers.Billing {
     public class PaymentBillingData : BillingData {
 
         protected readonly Dictionary<int, Curve> Curves;
-        protected readonly Dictionary<string, Curve> PaymentData;
-        protected readonly Dictionary<string, Curve> QualityData;
-        protected readonly IEnumerable<string> Vaributes;
+        protected readonly Dictionary<RawVaribute, Curve> PaymentData;
+        protected readonly Dictionary<RawQualVaribute, Curve> QualityData;
+        protected readonly IEnumerable<RawVaribute> Vaributes;
 
-        public PaymentBillingData(JsonObject data, IEnumerable<string> vaributes) :
+        public PaymentBillingData(JsonObject data, IEnumerable<RawVaribute> vaributes) :
             base(data) {
-            if (vaributes.Any(e => e.Any(c => c < 'A' || c > 'Z')))
-                throw new ArgumentException("Invalid vaributes");
             Vaributes = vaributes;
             Curves = GetCurves();
             PaymentData = GetPaymentData();
             QualityData = GetQualityData();
         }
 
-        public static PaymentBillingData FromJson(string json, IEnumerable<string> vaributes) {
+        public static PaymentBillingData FromJson(string json, IEnumerable<RawVaribute> vaributes) {
             return new(ParseJson(json), vaributes);
         }
 
-        private Dictionary<string, Curve> GetData(JsonNode data) {
+        private Dictionary<RawVaribute, Curve> GetData(JsonNode data) {
             return GetSelection(data, Vaributes).ToDictionary(e => e.Key, e => LookupCurve(e.Value));
         }
 
-        protected Dictionary<string, Curve> GetPaymentData() {
+        protected Dictionary<RawVaribute, Curve> GetPaymentData() {
             return GetData(GetPaymentEntry());
         }
 
-        protected Dictionary<string, Curve> GetQualityData() {
-            Dictionary<string, Curve> dict = [];
+        protected Dictionary<RawQualVaribute, Curve> GetQualityData() {
+            Dictionary<RawQualVaribute, Curve> dict = [];
             var q = GetQualityEntry();
             if (q == null) return dict;
 
             foreach (var (qualid, data) in q) {
                 foreach (var (idx, d) in GetData(data ?? throw new InvalidOperationException())) {
-                    dict[$"{qualid}/{idx}"] = d;
+                    dict[new(qualid, idx.SortId, idx.AttrId, idx.CultId)] = d;
                 }
             }
 
             return dict;
         }
 
-        public decimal CalculatePrice(string sortid, string? attrid, string qualid, bool gebunden, double oe, double kmw) {
-            var curve = GetQualityCurve(qualid, sortid, attrid) ?? GetCurve(sortid, attrid);
+        public decimal CalculatePrice(string sortid, string? attrid, string? cultid, string qualid, bool gebunden, double oe, double kmw) {
+            var curve = GetQualityCurve(qualid, sortid, attrid, cultid) ?? GetCurve(sortid, attrid, cultid);
             return GetCurveValueAt((gebunden ? curve.Gebunden : null) ?? curve.Normal, curve.Mode == CurveMode.Oe ? oe : kmw);
         }
 
@@ -62,12 +60,12 @@ namespace Elwig.Helpers.Billing {
             throw new InvalidOperationException();
         }
 
-        protected Curve GetCurve(string sortid, string? attrid) {
-            return PaymentData[$"{sortid}{attrid}"];
+        protected Curve GetCurve(string sortid, string? attrid, string? cultid) {
+            return PaymentData[new(sortid, attrid ?? "", cultid ?? "")];
         }
 
-        protected Curve? GetQualityCurve(string qualid, string sortid, string? attrid) {
-            return QualityData.TryGetValue($"{qualid}/{sortid}{attrid}", out var curve) ? curve : null;
+        protected Curve? GetQualityCurve(string qualid, string sortid, string? attrid, string? cultid) {
+            return QualityData.TryGetValue(new(qualid, sortid, attrid ?? "", cultid ?? ""), out var curve) ? curve : null;
         }
     }
 }

Elwig/Helpers/Billing/Varibute.cs

@@ -1,20 +1,81 @@
 using Elwig.Models.Entities;
 using System;
+using System.Collections.Generic;
 
 namespace Elwig.Helpers.Billing {
+
+    public record struct RawQualVaribute {
+        public string QualId;
+        public string? SortId;
+        public string? AttrId;
+        public string? CultId;
+
+        public RawQualVaribute(string qualid, string? sortid, string? attrid, string? cultid) {
+            QualId = qualid;
+            SortId = sortid;
+            AttrId = attrid;
+            CultId = cultid;
+        }
+    }
+
+    public record struct RawVaribute : IComparable<RawVaribute> {
+        public string? SortId;
+        public string? AttrId;
+        public string? CultId;
+
+        public RawVaribute(string? sortid, string? attrid, string? cultid) {
+            SortId = sortid;
+            AttrId = attrid;
+            CultId = cultid;
+        }
+
+        public RawVaribute(string id) {
+            var p1 = id.Split('/')[0].Split('-')[0];
+            SortId = p1 == "" ? null : p1;
+            AttrId = id.Contains('/') ? id.Split('/')[1].Split('-')[0] : null;
+            CultId = id.Contains('-') ? id.Split('-')[1] : null;
+        }
+
+        public readonly override string ToString() {
+            return $"{SortId}" + (AttrId != null ? $"/{AttrId}" : "") + (CultId != null ? $"-{CultId}" : "");
+        }
+
+        public readonly int CompareTo(RawVaribute other) {
+            return $"{SortId}/{AttrId}-{CultId}".CompareTo($"{other.SortId}/{other.AttrId}-{other.CultId}");
+        }
+    }
+
     public class Varibute : IComparable<Varibute> {
 
         public WineVar? Variety { get; }
         public WineAttr? Attribute { get; }
+        public WineCult? Cultivation { get; }
         public int? AssignedGraphId { get; set; }
         public int? AssignedAbgewGraphId { get; set; }
 
-        public string Listing => $"{Variety?.SortId}{Attribute?.AttrId}";
-        public string FullName => $"{Variety?.Name}" + (Variety != null && Attribute != null ? " " : "") + $"{Attribute?.Name}";
+        public string Listing => $"{Variety?.SortId}" +
+            (Attribute != null ? $"/{Attribute.AttrId}" : "") +
+            (Cultivation != null ? $"-{Cultivation.CultId}" : "");
+        public string FullName => $"{Variety?.Name}" +
+            (Variety != null && Attribute != null ? " " : "") + $"{Attribute?.Name}" +
+            ((Variety != null || Attribute != null) && Cultivation != null ? " " : "") + $"{Cultivation?.Name}";
 
-        public Varibute(WineVar? var, WineAttr? attr) {
+        public Varibute(RawVaribute raw) :
+            this(raw.SortId != null ? new WineVar(raw.SortId, raw.SortId) : null,
+                 raw.AttrId != null ? new WineAttr() { AttrId = raw.AttrId, Name = raw.AttrId } : null,
+                 raw.CultId != null ? new WineCult() { CultId = raw.CultId, Name = raw.CultId } : null) {
+        }
+
+        public Varibute(RawVaribute raw, Dictionary<string, WineVar> vars, Dictionary<string, WineAttr> attrs, Dictionary<string, WineCult> cults) :
+            this(raw.SortId != null && raw.SortId != "" ? vars[raw.SortId] : null,
+                 raw.AttrId != null && raw.AttrId != "" ? attrs[raw.AttrId] : null,
+                 raw.CultId != null && raw.CultId != "" ? cults[raw.CultId] : null) {
+        }
+
+        public Varibute(WineVar? var, WineAttr? attr, WineCult? cult) {
             Variety = var;
             Attribute = attr;
+            Cultivation = cult;
         }
 
         public override string ToString() {
@@ -23,6 +84,6 @@ namespace Elwig.Helpers.Billing {
 
         public int CompareTo(Varibute? other) {
             return Listing.CompareTo(other?.Listing);
-        } 
+        }
     }
 }

Elwig/Helpers/ClientParameters.cs

@@ -61,6 +61,8 @@ namespace Elwig.Helpers {
         public string? TextDeliveryNote;
         public string? TextDeliveryConfirmation;
         public string? TextCreditNote;
+        public string? TextEmailSubject;
+        public string? TextEmailBody;
 
         public ClientParameters(AppDbContext ctx) : this(ctx.ClientParameters.ToDictionary(e => e.Param, e => e.Value)) { }
 
@@ -108,6 +110,10 @@ namespace Elwig.Helpers {
                 if (TextDeliveryConfirmation == "") TextDeliveryConfirmation = null;
                 TextCreditNote = parameters.GetValueOrDefault("TEXT_CREDITNOTE");
                 if (TextCreditNote == "") TextCreditNote = null;
+                TextEmailSubject = parameters.GetValueOrDefault("TEXT_EMAIL_SUBJECT");
+                if (TextEmailSubject == "") TextEmailSubject = null;
+                TextEmailBody = parameters.GetValueOrDefault("TEXT_EMAIL_BODY");
+                if (TextEmailBody == "") TextEmailBody = null;
             } catch {
                 throw new KeyNotFoundException();
             }
@@ -143,6 +149,8 @@ namespace Elwig.Helpers {
                 ("TEXT_DELIVERYNOTE", TextDeliveryNote),
                 ("TEXT_DELIVERYCONFIRMATION", TextDeliveryConfirmation),
                 ("TEXT_CREDITNOTE", TextCreditNote),
+                ("TEXT_EMAIL_SUBJECT", TextEmailSubject),
+                ("TEXT_EMAIL_BODY", TextEmailBody)
             ];
         }
 
@@ -163,6 +171,7 @@ namespace Elwig.Helpers {
             }
 
             await cmd.ExecuteNonQueryAsync();
+            await App.HintContextChange();
         }
     }
 }

Elwig/Helpers/Config.cs

@@ -31,14 +31,29 @@ namespace Elwig.Helpers {
 
     public class Config {
 
+        private static readonly string[] TrueValues = ["1", "true", "yes", "on"];
+
         private readonly string FileName;
+
         public bool Debug;
         public string DatabaseFile = App.DataPath + "database.sqlite3";
         public string? DatabaseLog = null;
         public string? Branch = null;
+        public string? UpdateUrl = null;
+        public bool UpdateAuto = false;
+
+        public string? SmtpHost = null;
+        public int? SmtpPort = null;
+        public string? SmtpMode = null;
+        public string? SmtpUsername = null;
+        public string? SmtpPassword = null;
+        public string? SmtpFrom = null;
+        public (string Host, int Port, string Mode, string Username, string Password, string From)? Smtp =>
+            SmtpHost == null || SmtpPort == null || SmtpMode == null || SmtpUsername == null || SmtpPassword == null || SmtpFrom == null ?
+            null : (SmtpHost, (int)SmtpPort, SmtpMode, SmtpUsername, SmtpPassword, SmtpFrom);
+
         public IList<ScaleConfig> Scales;
         private readonly List<ScaleConfig> ScaleList = [];
-        private static readonly string[] trueValues = ["1", "true", "yes", "on"];
 
         public Config(string filename) {
             FileName = filename;
@@ -53,7 +68,16 @@ namespace Elwig.Helpers {
             var log = config["database:log"];
             DatabaseLog = log != null ? Path.Combine(App.DataPath, log) : null;
             Branch = config["general:branch"];
-            Debug = trueValues.Contains(config["general:debug"]?.ToLower());
+            Debug = TrueValues.Contains(config["general:debug"]?.ToLower());
+            UpdateUrl = config["update:url"];
+            UpdateAuto = TrueValues.Contains(config["update:auto"]?.ToLower());
+
+            SmtpHost = config["smtp:host"];
+            SmtpPort = config["smtp:port"]?.All(char.IsAsciiDigit) == true && config["smtp:port"]?.Length > 0 ? int.Parse(config["smtp:port"]!) : null;
+            SmtpMode = config["smtp:mode"];
+            SmtpUsername = config["smtp:username"];
+            SmtpPassword = config["smtp:password"];
+            SmtpFrom = config["smtp:from"];
 
             var scales = config.AsEnumerable().Where(i => i.Key.StartsWith("scale.")).GroupBy(i => i.Key.Split(':')[0][6..]).Select(i => i.Key);
             ScaleList.Clear();
@@ -65,21 +89,5 @@ namespace Elwig.Helpers {
                 ));
             }
         }
-
-        public void Write() {
-            using var file = new StreamWriter(FileName, false, Utils.UTF8);
-            file.Write($"\r\n[general]\r\n");
-            if (Branch != null) file.Write($"branch = {Branch}\r\n");
-            if (Debug) file.Write("debug = true\r\n");
-            file.Write($"\r\n[database]\r\nfile = {DatabaseFile}\r\n");
-            if (DatabaseLog != null) file.Write($"log = {DatabaseLog}\r\n");
-            foreach (var s in ScaleList) {
-                file.Write($"\r\n[scale.{s.Id}]\r\ntype = {s.Type}\r\nmodel = {s.Model}\r\nconnection = {s.Connection}\r\n");
-                if (s.Empty != null) file.Write($"empty = {s.Empty}\r\n");
-                if (s.Filling != null) file.Write($"filling = {s.Filling}\r\n");
-                if (s.Limit != null) file.Write($"limit = {s.Limit}\r\n");
-                if (s._Log != null) file.Write($"log = {s._Log}\r\n");
-            }
-        }
     }
 }

Elwig/Helpers/HttpClientExtensions.cs

@@ -0,0 +1,24 @@
+using System;
+using System.IO;
+using System.Net.Http;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace Elwig.Helpers {
+    public static class HttpClientExtensions {
+        public static async Task DownloadAsync(this HttpClient client, string requestUri, Stream destination, IProgress<double>? progress = null, CancellationToken cancellationToken = default) {
+            using var response = await client.GetAsync(requestUri, HttpCompletionOption.ResponseHeadersRead, cancellationToken);
+            var contentLength = response.Content.Headers.ContentLength;
+
+            using var download = await response.Content.ReadAsStreamAsync(cancellationToken);
+            if (progress == null || !contentLength.HasValue) {
+                await download.CopyToAsync(destination, cancellationToken);
+                return;
+            }
+
+            var relativeProgress = new Progress<long>(totalBytes => progress.Report((double)totalBytes / contentLength.Value));
+            await download.CopyToAsync(destination, 81920, relativeProgress, cancellationToken);
+            progress.Report(100.0);
+        }
+    }
+}

Elwig/Helpers/Printing/Pdf.cs

@@ -7,6 +7,8 @@ using System.Collections.Generic;
 using System.Windows;
 using System.Text.RegularExpressions;
 using System.Linq;
+using System.Net.Sockets;
+using System.Text;
 
 namespace Elwig.Helpers.Printing {
     public static class Pdf {
@@ -14,54 +16,64 @@ namespace Elwig.Helpers.Printing {
         private static readonly string PdfToPrinter = new string[] { App.ExePath }
             .Union(Environment.GetEnvironmentVariable("PATH")?.Split(';') ?? [])
             .Select(x => Path.Combine(x, "PDFtoPrinter.exe"))
-            .Where(x => File.Exists(x))
+            .Where(File.Exists)
             .FirstOrDefault() ?? throw new FileNotFoundException("PDFtoPrinter executable not found");
         private static readonly string WinziPrint = new string[] { App.ExePath }
             .Union(Environment.GetEnvironmentVariable("PATH")?.Split(';') ?? [])
             .Select(x => Path.Combine(x, "WinziPrint.exe"))
-            .Where(x => File.Exists(x))
+            .Where(File.Exists)
             .FirstOrDefault() ?? throw new FileNotFoundException("WiniPrint executable not found");
         private static Process? WinziPrintProc;
         public static bool IsReady => WinziPrintProc != null;
 
         public static async Task Init(Action? evtHandler = null) {
+            // NOTE: If the WinziPrint daemon is already running this will succeed, but the process will fail.
+            //       Should be no problem, as long as the daemon is not closed
             var p = new Process() { StartInfo = new() {
                 FileName = WinziPrint,
                 CreateNoWindow = true,
                 UseShellExecute = false,
-                RedirectStandardInput = true,
-                RedirectStandardOutput = true
+                RedirectStandardOutput = true,
             } };
-            p.StartInfo.ArgumentList.Add("-p");
-            p.StartInfo.ArgumentList.Add("-e");
-            p.StartInfo.ArgumentList.Add("utf-8");
+            p.StartInfo.ArgumentList.Add("-D");
             p.StartInfo.ArgumentList.Add("-d");
             p.StartInfo.ArgumentList.Add(App.TempPath);
-            p.StartInfo.ArgumentList.Add("-");
             p.Start();
+            await p.StandardOutput.ReadLineAsync();
             WinziPrintProc = p;
             evtHandler?.Invoke();
         }
 
-        public static async Task<IEnumerable<int>> Convert(string htmlPath, string pdfPath, bool doubleSided = false, IProgress<double>? progress = null) {
-            return await Convert(new string[] { htmlPath }, pdfPath, doubleSided, progress);
+        public static Task Cleanup() {
+            WinziPrintProc?.Kill(true);
+            WinziPrintProc?.Close();
+            return Task.CompletedTask;
         }
 
-        public static async Task<IEnumerable<int>> Convert(IEnumerable<string> htmlPath, string pdfPath, bool doubleSided = false, IProgress<double>? progress = null) {
+        public static async Task<(int Pages, IEnumerable<int> PerDoc)> Convert(string htmlPath, string pdfPath, bool doublePaged = false, IProgress<double>? progress = null) {
+            return await Convert([htmlPath], pdfPath, doublePaged, progress);
+        }
+
+        public static async Task<(int Pages, IEnumerable<int> PerDoc)> Convert(IEnumerable<string> htmlPath, string pdfPath, bool doublePaged = false, IProgress<double>? progress = null) {
             if (WinziPrintProc == null) throw new InvalidOperationException("The WinziPrint process has not been initialized yet");
             progress?.Report(0.0);
-            await WinziPrintProc.StandardInput.WriteLineAsync((doubleSided ? "-2;" : "") + $"{string.Join(';', htmlPath)};{pdfPath}");
+            using var client = new TcpClient("127.0.0.1", 30983);
+            using var stream = client.GetStream();
+            await stream.WriteAsync(Encoding.UTF8.GetBytes(
+                "-e utf-8;-p;" + (doublePaged ? "-2;" : "") +
+                $"{string.Join(';', htmlPath)};{pdfPath}" +
+                "\r\n"));
+            using var reader = new StreamReader(stream);
             while (true) {
-                var line = await WinziPrintProc.StandardOutput.ReadLineAsync() ?? throw new IOException("Invalid response from WinziPrint");
+                var line = await reader.ReadLineAsync() ?? throw new IOException("Invalid response from WinziPrint");
                 if (line.StartsWith("error:")) {
-                    MessageBox.Show(line[6..].Trim(), "Fehler", MessageBoxButton.OK, MessageBoxImage.Error);
-                    return Array.Empty<int>();
+                    throw new IOException($"WinziPrint: {line[6..].Trim()}");
                 } else if (line.StartsWith("progress:")) {
                     var parts = line[9..].Trim().Split('/').Select(int.Parse).ToArray();
                     progress?.Report(100.0 * parts[0] / parts[1]);
                 } else if (line.StartsWith("success:")) {
-                    var m = Regex.Match(line, @"\(([0-9, ]+)\)");
-                    return m.Groups[1].Value.Split(", ").Select(int.Parse);
+                    var m = Regex.Match(line, @"([0-9]+) pages \(([0-9, ]+)\)");
+                    return (int.Parse(m.Groups[1].Value), m.Groups[2].Value.Split(", ").Select(int.Parse).ToList());
                 }
             }
         }

Elwig/Helpers/StreamExtensions.cs

@@ -0,0 +1,25 @@
+using System;
+using System.IO;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace Elwig.Helpers {
+    public static class StreamExtensions {
+        public static async Task CopyToAsync(this Stream source, Stream destination, int bufferSize, IProgress<long>? progress = null, CancellationToken cancellationToken = default) {
+            ArgumentNullException.ThrowIfNull(source);
+            if (!source.CanRead) throw new ArgumentException("Has to be readable", nameof(source));
+            ArgumentNullException.ThrowIfNull(destination);
+            if (!destination.CanWrite) throw new ArgumentException("Has to be writable", nameof(destination));
+            ArgumentOutOfRangeException.ThrowIfNegative(bufferSize);
+
+            var buffer = new byte[bufferSize];
+            long totalBytesRead = 0;
+            int bytesRead;
+            while ((bytesRead = await source.ReadAsync(buffer, cancellationToken).ConfigureAwait(false)) != 0) {
+                await destination.WriteAsync(buffer.AsMemory(0, bytesRead), cancellationToken).ConfigureAwait(false);
+                totalBytesRead += bytesRead;
+                progress?.Report(totalBytesRead);
+            }
+        }
+    }
+}

Elwig/Helpers/Utils.cs

@@ -11,9 +11,14 @@ using Elwig.Dialogs;
 using System.Text;
 using System.Numerics;
 using Elwig.Models.Entities;
-using System.IO;
-using ScottPlot.TickGenerators.TimeUnits;
 using Elwig.Helpers.Billing;
+using System.Runtime.InteropServices;
+using System.Net.Http;
+using System.Text.Json.Nodes;
+using System.IO;
+using MailKit.Net.Smtp;
+using MailKit.Security;
+using OpenTK.Compute.OpenCL;
 
 namespace Elwig.Helpers {
     public static partial class Utils {
@@ -25,30 +30,33 @@ namespace Elwig.Helpers {
         public static int CurrentLastSeason => DateTime.Now.Year - (DateTime.Now.Month <= 7 ? 1 : 0);
         public static DateTime Today => (DateTime.Now.Hour >= 3) ? DateTime.Today : DateTime.Today.AddDays(-1);
 
-        public static readonly Regex SerialRegex = GeneratedSerialRegex();
-        public static readonly Regex TcpRegex = GeneratedTcpRegex();
-        public static readonly Regex DateFromToRegex = GeneratedFromToDateRegex();
-        public static readonly Regex FromToRegex = GeneratedFromToRegex();
-        public static readonly Regex FromToTimeRegex = GeneratedFromToTimeRegex();
-        public static readonly Regex AddressRegex = GeneratedAddressRegex();
-
         [GeneratedRegex("^serial://([A-Za-z0-9]+):([0-9]+)(,([5-9]),([NOEMSnoems]),(0|1|1\\.5|2|))?$", RegexOptions.Compiled)]
         private static partial Regex GeneratedSerialRegex();
+        public static readonly Regex SerialRegex = GeneratedSerialRegex();
 
         [GeneratedRegex("^tcp://([A-Za-z0-9._-]+):([0-9]+)$", RegexOptions.Compiled)]
         private static partial Regex GeneratedTcpRegex();
+        public static readonly Regex TcpRegex = GeneratedTcpRegex();
 
         [GeneratedRegex(@"^(-?(0?[1-9]|[12][0-9]|3[01])\.(0?[1-9]|1[0-2])\.([0-9]{4})?-?){1,2}$", RegexOptions.Compiled)]
         private static partial Regex GeneratedFromToDateRegex();
+        public static readonly Regex DateFromToRegex = GeneratedFromToDateRegex();
 
         [GeneratedRegex(@"^([0-9]+([\.,][0-9]+)?)?-([0-9]+([\.,][0-9]+)?)?$", RegexOptions.Compiled)]
         private static partial Regex GeneratedFromToRegex();
+        public static readonly Regex FromToRegex = GeneratedFromToRegex();
 
         [GeneratedRegex(@"^([0-9]{1,2}:[0-9]{2})?-([0-9]{1,2}:[0-9]{2})?$", RegexOptions.Compiled)]
         private static partial Regex GeneratedFromToTimeRegex();
+        public static readonly Regex FromToTimeRegex = GeneratedFromToTimeRegex();
 
         [GeneratedRegex(@"^(.*?) +([0-9].*)$", RegexOptions.Compiled)]
         private static partial Regex GeneratedAddressRegex();
+        public static readonly Regex AddressRegex = GeneratedAddressRegex();
+
+        [GeneratedRegex(@"[^A-Za-z0-9ÄÜÖẞäöüß-]+")]
+        private static partial Regex GeneratedInvalidFileNamePartsRegex();
+        public static readonly Regex InvalidFileNamePartsRegex = GeneratedInvalidFileNamePartsRegex();
 
         public static readonly string GroupSeparator = "\u202F";
         public static readonly string UnitSeparator = "\u00A0";
@@ -63,7 +71,9 @@ namespace Elwig.Helpers {
             return PhoneNrTypes.Where(t => t.Key == type).Select(t => t.Value).FirstOrDefault(type);
         }
 
-        private static readonly ushort[] Crc16ModbusTable = {
+        private static readonly string[] TempWildcards = ["*.html", "*.pdf", "*.exe"];
+
+        private static readonly ushort[] Crc16ModbusTable = [
             0x0000, 0xC0C1, 0xC181, 0x0140, 0xC301, 0x03C0, 0x0280, 0xC241,
             0xC601, 0x06C0, 0x0780, 0xC741, 0x0500, 0xC5C1, 0xC481, 0x0440,
             0xCC01, 0x0CC0, 0x0D80, 0xCD41, 0x0F00, 0xCFC1, 0xCE81, 0x0E40,
@@ -96,7 +106,7 @@ namespace Elwig.Helpers {
             0x4E00, 0x8EC1, 0x8F81, 0x4F40, 0x8D01, 0x4DC0, 0x4C80, 0x8C41,
             0x4400, 0x84C1, 0x8581, 0x4540, 0x8701, 0x47C0, 0x4680, 0x8641,
             0x8201, 0x42C0, 0x4380, 0x8341, 0x4100, 0x81C1, 0x8081, 0x4040,
-        };
+        ];
 
         public static SerialPort OpenSerialConnection(string connection) {
             var m = SerialRegex.Match(connection);
@@ -329,7 +339,7 @@ namespace Elwig.Helpers {
 
         public static (string, string?) SplitName(string fullName, string? familyName) {
             if (familyName == null || familyName == "") return (fullName, null);
-            var p0 = fullName.ToLower().IndexOf(familyName.ToLower());
+            var p0 = fullName.IndexOf(familyName, StringComparison.CurrentCultureIgnoreCase);
             if (p0 == -1) return (fullName, null);
             var p1 = fullName.IndexOf(" und ");
             var p2 = fullName.ToLower().LastIndexOf(" und ");
@@ -348,9 +358,9 @@ namespace Elwig.Helpers {
         }
 
         public static IEnumerable<IEnumerable<T>> Permutate<T>(IEnumerable<T> input, IEnumerable<T>? forced = null) {
-            HashSet<IEnumerable<T>> output = new();
+            HashSet<IEnumerable<T>> output = [];
             for (int i = 0; i < Math.Pow(2, input.Count()); i++) {
-                List<T> t = new();
+                List<T> t = [];
                 for (int j = 0; j < 30; j++) {
                     var e = input.ElementAtOrDefault(j);
                     if (e != null && ((forced?.Contains(e) ?? false) || (i & (1 << j)) != 0)) {
@@ -362,11 +372,11 @@ namespace Elwig.Helpers {
             return output.OrderByDescending(l => l.Count());
         }
 
-        public static List<string> GetVaributes(AppDbContext ctx, int year, bool withSlash = false, bool onlyDelivered = true) {
-            var varieties = ctx.WineVarieties.Select(v => v.SortId).ToList();
+        public static List<RawVaribute> GetVaributes(AppDbContext ctx, int year, bool onlyDelivered = true) {
+            var varieties = ctx.WineVarieties.Select(v => new RawVaribute(v.SortId, "", null)).ToList();
             var delivered = ctx.DeliveryParts
                .Where(d => d.Year == year)
-               .Select(d => $"{d.SortId}{(withSlash ? "/" : "")}{d.AttrId}")
+               .Select(d => new RawVaribute(d.SortId, d.AttrId ?? "", d.CultId ?? ""))
                .Distinct()
                .ToList();
             return [.. (onlyDelivered ? delivered : delivered.Union(varieties)).Order()];
@@ -375,9 +385,52 @@ namespace Elwig.Helpers {
         public static List<Varibute> GetVaributeList(AppDbContext ctx, int year, bool onlyDelivered = true) {
             var varieties = ctx.WineVarieties.ToDictionary(v => v.SortId, v => v);
             var attributes = ctx.WineAttributes.ToDictionary(a => a.AttrId, a => a);
-            return GetVaributes(ctx, year, false, onlyDelivered)
-                .Select(s => new Varibute(varieties[s[..2]], s.Length > 2 ? attributes[s[2..]] : null))
+            var cultivations = ctx.WineCultivations.ToDictionary(c => c.CultId, c => c);
+            return GetVaributes(ctx, year, onlyDelivered)
+                .Select(s => new Varibute(s, varieties, attributes, cultivations))
                 .ToList();
         }
+
+        [LibraryImport("wininet.dll")]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        private static partial bool InternetGetConnectedState(out int description, int reservedValue);
+
+        public static bool HasInternetConnectivity() {
+            return InternetGetConnectedState(out var _, 0);
+        }
+
+        public static async Task<(string Version, string Url, long Size)?> GetLatestInstallerUrl(string url) {
+            try {
+                using var client = new HttpClient() {
+                    Timeout = TimeSpan.FromSeconds(5),
+                };
+                var res = JsonNode.Parse(await client.GetStringAsync(url));
+                var data = res!["data"]![0]!;
+                return ((string)data["version"]!, (string)data["url"]!, (int)data["size"]!);
+            } catch {
+                return null;
+            }
+        }
+
+        public static void CleanupTempFiles() {
+            var dir = new DirectoryInfo(App.TempPath);
+            foreach (var file in TempWildcards.SelectMany(dir.EnumerateFiles)) {
+                file.Delete();
+            }
+        }
+
+        public static string NormalizeFileName(string filename) {
+            return InvalidFileNamePartsRegex.Replace(filename.Replace('/', '-'), "_");
+        }
+
+        public static async Task<SmtpClient?> GetSmtpClient() {
+            if (App.Config.Smtp == null)
+                return null;
+            var (host, port, mode, username, password, _) = App.Config.Smtp.Value;
+            var client = new SmtpClient();
+            await client.ConnectAsync(host, port, mode == "starttls" ? SecureSocketOptions.StartTls : SecureSocketOptions.None);
+            await client.AuthenticateAsync(username, password);
+            return client;
+        }
     }
 }

Elwig/Helpers/Validator.cs

@@ -454,9 +454,9 @@ namespace Elwig.Helpers {
             if (input.Text.Length < 2 || !ctx.SortIdExists(input.Text[0..2]).GetAwaiter().GetResult()) {
                 return new(false, "Ungültige Sorte");
             } else if (input.Text.Length >= 3) {
-                var attr = input.Text[2..];
-                if (!ctx.AttrIdExists(attr).GetAwaiter().GetResult()) {
-                    return new(false, "Ungültiges Attribut");
+                var disc = input.Text[2..];
+                if (!ctx.AttrIdExists(disc).GetAwaiter().GetResult() && !ctx.CultIdExists(disc).GetAwaiter().GetResult()) {
+                    return new(false, "Ungültiges Attribut/Bewirt.");
                 }
             }
 
@@ -589,11 +589,6 @@ namespace Elwig.Helpers {
             return new(true, null);
         }
 
-        public static ValidationResult CheckGstNr(TextBox input, bool required) {
-            // TODO
-            return new(true, "Not implemented yet");
-        }
-
         public static ValidationResult CheckGradatoinOe(TextBox input, bool required) {
             var res = CheckInteger(input, required, 3);
             if (!res.IsValid) {

Elwig/Helpers/Weighing/AveryEventScale.cs

@@ -0,0 +1,88 @@
+using System;
+using System.IO;
+using System.Text;
+using System.Threading;
+using System.Threading.Tasks;
+using System.Windows;
+
+namespace Elwig.Helpers.Weighing {
+    public class AveryEventScale : Scale, IEventScale, IDisposable {
+
+        public string Manufacturer => "Avery";
+        public int InternalScaleNr => 1;
+        public string Model { get; private set; }
+        public string ScaleId { get; private set; }
+        public bool IsReady { get; private set; }
+        public bool HasFillingClearance { get; private set; }
+
+        public event IEventScale.EventHandler<WeighingEventArgs> WeighingEvent;
+
+        private bool IsRunning = true;
+        private readonly Thread BackgroundThread;
+
+        public AveryEventScale(string id, string model, string cnx, string? empty = null, string? filling = null, int? limit = null, string? log = null) :
+            base(cnx, empty, filling, limit, log) {
+            ScaleId = id;
+            Model = model;
+            IsReady = true;
+            HasFillingClearance = false;
+            BackgroundThread = new Thread(new ParameterizedThreadStart(BackgroundLoop));
+            BackgroundThread.Start();
+        }
+
+        protected virtual void RaiseWeighingEvent(WeighingEventArgs evt) {
+            WeighingEvent?.Invoke(this, evt);
+        }
+
+        public new void Dispose() {
+            IsRunning = false;
+            BackgroundThread.Interrupt();
+            BackgroundThread.Join();
+            base.Dispose();
+            GC.SuppressFinalize(this);
+        }
+
+        protected async void BackgroundLoop(object? parameters) {
+            while (IsRunning) {
+                try {
+                    var data = await Receive();
+                    RaiseWeighingEvent(new WeighingEventArgs(data));
+                } catch (Exception ex) {
+                    MessageBox.Show($"Beim Wiegen ist ein Fehler Aufgetreten:\n\n{ex.Message}", "Waagenfehler",
+                        MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+            }
+        }
+
+        protected async Task<WeighingResult> Receive() {
+            string? line = null;
+            using (var reader = new StreamReader(Stream, Encoding.ASCII, false, -1, true)) {
+                line = await reader.ReadLineAsync();
+                if (LogPath != null) await File.AppendAllTextAsync(LogPath, $"{line}\r\n");
+            }
+            if (line == null || line.Length != 33 || line[0] != ' ' || line[9] != ' ' || line[15] != ' ' || line[20] != ' ' || line[32] != ' ') {
+                throw new IOException($"Invalid event from scale: '{line}'");
+            }
+
+            var date    = line[ 1.. 9];
+            var time    = line[10..15];
+            var identNr = line[16..20].Trim();
+            var netto   = line[21..30].Trim();
+            var unit    = line[30..32];
+
+            if (unit != "kg") {
+                throw new IOException($"Unsupported unit in weighing event: '{unit}'");
+            }
+
+            identNr = identNr.Length > 0 && identNr != "0" ? identNr : null;
+            var parsedDate = DateOnly.Parse(date);
+            return new() {
+                Weight = int.Parse(netto),
+                WeighingId = identNr,
+                FullWeighingId = identNr != null ? $"{parsedDate:yyyy-MM-dd}/{identNr}" : null,
+                Date = parsedDate,
+                Time = TimeOnly.Parse(time),
+            };
+        }
+    }
+}

Elwig/Helpers/Weighing/IEventScale.cs

@@ -4,5 +4,8 @@
     /// </summary>
     public interface IEventScale : IScale {
 
+        public event EventHandler<WeighingEventArgs> WeighingEvent;
+
+        delegate void EventHandler<WeighingEventArgs>(object sender, WeighingEventArgs args);
     }
 }

Elwig/Helpers/Weighing/Scale.cs

@@ -24,8 +24,8 @@ namespace Elwig.Helpers.Weighing {
             int? limit = config.Limit != null ? int.Parse(config.Limit) : null;
             if (config.Type == "SysTec-IT") {
                 return new SysTecITScale(config.Id, config.Model!, config.Connection!, config.Empty, config.Filling, limit, config.Log);
-            } else if (config.Type == "Schember-evt") {
-                return new SchemberEventScale(config.Id, config.Model!, config.Connection!, config.Empty, config.Filling, limit, config.Log);
+            } else if (config.Type == "Avery-Async") {
+                return new AveryEventScale(config.Id, config.Model!, config.Connection!, config.Empty, config.Filling, limit, config.Log);
             } else {
                 throw new ArgumentException($"Invalid scale type: \"{config.Type}\"");
             }
@@ -39,7 +39,7 @@ namespace Elwig.Helpers.Weighing {
                 Tcp = Utils.OpenTcpConnection(cnx);
                 Stream = Tcp.GetStream();
             } else {
-                throw new ArgumentException("Unsupported scheme");
+                throw new ArgumentException($"Unsupported scheme: \"{cnx.Split(':')[0]}\"");
             }
 
             LogPath = log;

Elwig/Helpers/Weighing/SchemberEventScale.cs

@@ -1,22 +0,0 @@
-namespace Elwig.Helpers.Weighing {
-    public class SchemberEventScale : Scale, IEventScale {
-
-        public string Manufacturer => "Schember";
-        public int InternalScaleNr => 1;
-        public string Model { get; private set; }
-        public string ScaleId { get; private set; }
-        public bool IsReady { get; private set; }
-        public bool HasFillingClearance { get; private set; }
-
-        public SchemberEventScale(string id, string model, string cnx, string? empty = null, string? filling = null, int? limit = null, string? log = null) :
-            base(cnx, empty, filling, limit, log) {
-            ScaleId = id;
-            Model = model;
-            IsReady = true;
-            HasFillingClearance = false;
-            Stream.WriteTimeout = 250;
-            Stream.ReadTimeout = 6000;
-        }
-
-    }
-}

Elwig/Helpers/Weighing/WeighingEventArgs.cs

@@ -0,0 +1,12 @@
+using System;
+
+namespace Elwig.Helpers.Weighing {
+    public class WeighingEventArgs : EventArgs {
+
+        public WeighingResult Result { get; set; }
+
+        public WeighingEventArgs(WeighingResult result) {
+            Result = result;
+        }
+    }
+}

Elwig/Models/Dtos/AreaComUnderDeliveyData.cs

@@ -83,17 +83,17 @@ namespace Elwig.Models.Dtos {
         [Column("mgnr")]
         public int MgNr { get; set; }
         [Column("family_name")]
-        public string Name { get; set; }
+        public required string Name { get; set; }
         [Column("given_name")]
-        public string GivenName { get; set; }
+        public required string GivenName { get; set; }
         [Column("address")]
-        public string Address { get; set; }
+        public required string Address { get; set; }
         [Column("plz")]
         public int Plz { get; set; }
         [Column("ort")]
-        public string Locality { get; set; }
+        public required string Locality { get; set; }
         [Column("bucket")]
-        public string VtrgId { get; set; }
+        public required string VtrgId { get; set; }
         [Column("area")]
         public int Area { get; set; }
         [Column("min_kg")]

Elwig/Models/Dtos/CreditNoteData.cs

@@ -48,7 +48,7 @@ namespace Elwig.Models.Dtos {
         }
 
         private static async Task<IEnumerable<CreditNoteRowSingle>> FromDbSet(DbSet<CreditNoteRowSingle> table, int year, int avnr) {
-            return await table.FromSql($"""
+            return await table.FromSqlRaw($"""
                 SELECT m.mgnr, m.family_name, m.given_name, p.plz, o.name AS ort, m.address, m.iban, c.tgnr, s.year, s.precision,
                        p.amount - p.net_amount AS surcharge,
                        c.net_amount, c.prev_net_amount, c.vat, c.vat_amount, c.gross_amount, c.modifiers, c.prev_modifiers, c.amount,
@@ -77,7 +77,7 @@ namespace Elwig.Models.Dtos {
         public string Address;
         public int Plz;
         public string Locality;
-        public string Iban;
+        public string? Iban;
         public string TgNr;
         public decimal Sum;
         public decimal? Surcharge;
@@ -101,7 +101,7 @@ namespace Elwig.Models.Dtos {
             Address = row.Address;
             Plz = row.Plz;
             Locality = row.Locality;
-            Iban = Utils.FormatIban(row.Iban);
+            Iban = row.Iban != null ? Utils.FormatIban(row.Iban) : null;
             TgNr = $"{row.Year}/{row.TgNr}";
             Total = Utils.DecFromDb(row.NetAmount, prec1);
             Surcharge = (row.Surcharge == null || row.Surcharge == 0) ? null : Utils.DecFromDb((long)row.Surcharge, prec2);
@@ -133,25 +133,25 @@ namespace Elwig.Models.Dtos {
         [Column("mgnr")]
         public int MgNr { get; set; }
         [Column("family_name")]
-        public string Name { get; set; }
+        public required string Name { get; set; }
         [Column("given_name")]
-        public string GivenName { get; set; }
+        public required string GivenName { get; set; }
         [Column("address")]
-        public string Address { get; set; }
+        public required string Address { get; set; }
         [Column("plz")]
         public int Plz { get; set; }
         [Column("ort")]
-        public string LocalityFull { get; set; }
+        public required string LocalityFull { get; set; }
         [NotMapped]
         public string Locality => LocalityFull.Split(",")[0];
         [Column("iban")]
-        public string Iban { get; set; }
+        public string? Iban { get; set; }
         [Column("year")]
         public int Year { get; set; }
         [Column("precision")]
         public byte Precision { get; set; }
         [Column("tgnr")]
-        public string TgNr { get; set; }
+        public required string TgNr { get; set; }
         [Column("surcharge")]
         public long? Surcharge { get; set; }
         [Column("net_amount")]

Elwig/Models/Dtos/CreditNoteDeliveryData.cs

@@ -43,10 +43,11 @@ namespace Elwig.Models.Dtos {
             return await table.FromSqlRaw($"""
                 SELECT d.year, c.tgnr, v.avnr, d.mgnr, d.did, d.lsnr, d.dpnr, d.weight, d.modifiers,
                        b.bktnr, d.sortid, b.discr, b.value, pb.price, pb.amount, p.net_amount, p.amount AS total_amount,
-                       s.name AS variety, a.name AS attribute, q.name AS quality_level, d.oe, d.kmw
+                       s.name AS variety, a.name AS attribute, c.name AS cultivation, q.name AS quality_level, d.oe, d.kmw
                 FROM v_delivery d
                     JOIN wine_variety s ON s.sortid = d.sortid
                     LEFT JOIN wine_attribute a ON a.attrid = d.attrid
+                    LEFT JOIN wine_cultivation c ON c.cultid = d.cultid
                     JOIN wine_quality_level q ON q.qualid = d.qualid
                     LEFT JOIN delivery_part_bucket b ON (b.year, b.did, b.dpnr) = (d.year, d.did, d.dpnr)
                     LEFT JOIN payment_variant v ON v.year = d.year
@@ -70,6 +71,7 @@ namespace Elwig.Models.Dtos {
         public int DPNr;
         public string Variety;
         public string? Attribute;
+        public string? Cultivation;
         public string[] Modifiers;
         public string QualityLevel;
         public (double Oe, double Kmw) Gradation;
@@ -88,6 +90,7 @@ namespace Elwig.Models.Dtos {
             DPNr = f.DPNr;
             Variety = f.Variety;
             Attribute = f.Attribute;
+            Cultivation = f.Cultivation;
             var modifiers = (IEnumerable<Modifier>)(f.Modifiers ?? "").Split(',')
                 .Select(m => season?.Modifiers.FirstOrDefault(s => s.ModId == m))
                 .Where(m => m != null)
@@ -122,7 +125,7 @@ namespace Elwig.Models.Dtos {
         [Column("did")]
         public int DId { get; set; }
         [Column("lsnr")]
-        public string LsNr { get; set; }
+        public required string LsNr { get; set; }
         [Column("dpnr")]
         public int DPNr { get; set; }
         [Column("weight")]
@@ -132,9 +135,9 @@ namespace Elwig.Models.Dtos {
         [Column("bktnr")]
         public int BktNr { get; set; }
         [Column("sortid")]
-        public string SortId { get; set; }
+        public required string SortId { get; set; }
         [Column("discr")]
-        public string Discr { get; set; }
+        public required string Discr { get; set; }
         [Column("value")]
         public int Value { get; set; }
         [Column("price")]
@@ -146,11 +149,13 @@ namespace Elwig.Models.Dtos {
         [Column("total_amount")]
         public long? TotalAmount { get; set; }
         [Column("variety")]
-        public string Variety { get; set; }
+        public required string Variety { get; set; }
         [Column("attribute")]
         public string? Attribute { get; set; }
+        [Column("cultivation")]
+        public string? Cultivation { get; set; }
         [Column("quality_level")]
-        public string QualityLevel { get; set; }
+        public required string QualityLevel { get; set; }
         [Column("oe")]
         public double Oe { get; set; }
         [Column("kmw")]

Elwig/Models/Dtos/DataTable.cs

@@ -36,7 +36,7 @@ namespace Elwig.Models.Dtos {
                 var elType = type?.GetElementType();
                 return type != null && type.IsValueType && type.Name.StartsWith("ValueTuple") ? type.GetFields().Select(f => f.FieldType) :
                        type != null && elType != null && type.IsArray && elType.IsValueType && elType.Name.StartsWith("ValueTuple") ? elType.GetFields().Select(f => f.FieldType) :
-                       new Type?[] { type };
+                       [type];
             }).ToList();
             ColumnSpans = ColumnTypes.Select(type => {
                 var elType = type?.GetElementType();
@@ -44,7 +44,7 @@ namespace Elwig.Models.Dtos {
                        type != null && elType != null && type.IsArray && elType.IsValueType && elType.Name.StartsWith("ValueTuple") ? elType.GetFields().Length : 1;
             }).ToList();
             ColumnWidths = colNames.Select(c => c.Item4).ToList();
-            ColumnUnits = colNames.Select(c => c.Item3?.Split("|").Select(p => p.Length == 0 ? null : p).ToArray() ?? Array.Empty<string?>()).ToList();
+            ColumnUnits = colNames.Select(c => c.Item3?.Split("|").Select(p => p.Length == 0 ? null : p).ToArray() ?? []).ToList();
         }
 
         public DataTable(string name, string fullName, IEnumerable<T> rows, IEnumerable<(string, string, string?)>? colNames = null) :

Elwig/Models/Dtos/DeliveryConfirmationDeliveryData.cs

@@ -73,6 +73,7 @@ namespace Elwig.Models.Dtos {
         public int DPNr;
         public string Variety;
         public string? Attribute;
+        public string? Cultivation;
         public string QualityLevel;
         public (double Oe, double Kmw) Gradation;
         public string[] Modifiers;
@@ -85,6 +86,7 @@ namespace Elwig.Models.Dtos {
             DPNr = p.DPNr;
             Variety = p.Variety.Name;
             Attribute = p.Attribute?.Name;
+            Cultivation = p.Cultivation?.Name;
             QualityLevel = p.Quality.Name;
             Gradation = (p.Oe, p.Kmw);
             Modifiers = p.Modifiers

Elwig/Models/Dtos/MemberDeliveryPerVariantData.cs

@@ -99,17 +99,17 @@ namespace Elwig.Models.Dtos {
         [Column("mgnr")]
         public int MgNr { get; set; }
         [Column("family_name")]
-        public string Name { get; set; }
+        public required string Name { get; set; }
         [Column("given_name")]
-        public string GivenName { get; set; }
+        public required string GivenName { get; set; }
         [Column("address")]
-        public string Address { get; set; }
+        public required string Address { get; set; }
         [Column("plz")]
         public int Plz { get; set; }
         [Column("ort")]
-        public string Locality { get; set; }
+        public required string Locality { get; set; }
         [Column("bucket")]
-        public string VtrgId { get; set; }
+        public required string VtrgId { get; set; }
         [Column("area")]
         public int Area { get; set; }
         [Column("weight")]

Elwig/Models/Dtos/OverUnderDeliveryData.cs

@@ -49,15 +49,15 @@ namespace Elwig.Models.Dtos {
         [Column("mgnr")]
         public int MgNr { get; set; }
         [Column("family_name")]
-        public string Name { get; set; }
+        public required string Name { get; set; }
         [Column("given_name")]
-        public string GivenName { get; set; }
+        public required string GivenName { get; set; }
         [Column("address")]
-        public string Address { get; set; }
+        public required string Address { get; set; }
         [Column("plz")]
         public int Plz { get; set; }
         [Column("ort")]
-        public string LocalityFull { get; set; }
+        public required string LocalityFull { get; set; }
         [NotMapped]
         public string Locality => LocalityFull.Split(",")[0];
         [Column("business_shares")]

Elwig/Models/Dtos/Transaction.cs

@@ -15,6 +15,7 @@ namespace Elwig.Models.Dtos {
 
         public static IEnumerable<Transaction> FromPaymentVariant(PaymentVar variant) {
             return variant.Credits
+                .Where(c => c.Member.Iban != null)
                 .OrderBy(c => c.TgNr)
                 .Select(c => new Transaction(c))
                 .ToList();

Elwig/Models/Entities/AT_Gem.cs

@@ -9,10 +9,10 @@ namespace Elwig.Models.Entities {
         public int Gkz { get; private set; }
 
         [Column("name")]
-        public string Name { get; private set; }
+        public string Name { get; private set; } = null!;
 
         [InverseProperty("Gem")]
-        public virtual ISet<AT_Kg> Kgs { get; private set; }
+        public virtual ISet<AT_Kg> Kgs { get; private set; } = null!;
 
         [InverseProperty("AtGem")]
         public virtual WbGem? WbGem { get; private set; }

Elwig/Models/Entities/AT_Kg.cs

@@ -11,10 +11,10 @@ namespace Elwig.Models.Entities {
         public int Gkz { get; private set; }
 
         [Column("name")]
-        public string Name { get; private set; }
+        public string Name { get; private set; } = null!;
 
         [ForeignKey("Gkz")]
-        public virtual AT_Gem Gem { get; private set; }
+        public virtual AT_Gem Gem { get; private set; } = null!;
 
         [InverseProperty("AtKg")]
         public virtual WbKg? WbKg { get; private set; }

Elwig/Models/Entities/AT_Ort.cs

@@ -14,10 +14,10 @@ namespace Elwig.Models.Entities {
         public int? KgNr { get; private set; }
 
         [Column("name")]
-        public string Name { get; private set; }
+        public string Name { get; private set; } = null!;
 
         [ForeignKey("Gkz")]
-        public virtual AT_Gem Gem { get; private set; }
+        public virtual AT_Gem Gem { get; private set; } = null!;
 
         [ForeignKey("KgNr")]
         public virtual AT_Kg? Kg { get; private set; }

Elwig/Models/Entities/AT_Plz.cs

@@ -9,13 +9,13 @@ namespace Elwig.Models.Entities {
         public int Plz { get; private set; }
 
         [Column("ort")]
-        public string Ort { get; private set; }
+        public string Ort { get; private set; } = null!;
 
         [Column("blnr")]
         public int BlNr { get; private set; }
 
         [Column("type")]
-        public string Type { get; private set; }
+        public string Type { get; private set; } = null!;
 
         [Column("internal")]
         public bool IsInternal { get; private set; }
@@ -27,6 +27,6 @@ namespace Elwig.Models.Entities {
         public bool IsPoBox { get; private set; }
 
         [InverseProperty("AtPlz")]
-        public virtual ISet<AT_PlzDest> Orte { get; private set; }
+        public virtual ISet<AT_PlzDest> Orte { get; private set; } = null!;
     }
 }

Elwig/Models/Entities/AT_PlzDest.cs

@@ -15,18 +15,18 @@ namespace Elwig.Models.Entities {
         public int CountryNum { get; private set; }
 
         [Column("id")]
-        public string Id { get; private set;  }
+        public string Id { get; private set; } = null!;
 
         [Column("dest")]
-        public string Dest { get; private set; }
+        public string Dest { get; private set; } = null!;
 
         [ForeignKey("Plz")]
-        public virtual AT_Plz AtPlz { get; private set; }
+        public virtual AT_Plz AtPlz { get; private set; } = null!;
 
         [ForeignKey("Okz")]
-        public virtual AT_Ort Ort { get; private set; }
+        public virtual AT_Ort Ort { get; private set; } = null!;
 
         [ForeignKey("CountryNum")]
-        public virtual Country Country { get; private set; }
+        public virtual Country Country { get; private set; } = null!;
     }
 }

Elwig/Models/Entities/AreaCom.cs

@@ -2,7 +2,6 @@ using Elwig.Helpers;
 using Microsoft.EntityFrameworkCore;
 using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations.Schema;
-using System.Linq;
 
 namespace Elwig.Models.Entities {
     [Table("area_commitment"), PrimaryKey("FbNr")]
@@ -14,10 +13,10 @@ namespace Elwig.Models.Entities {
         public int MgNr { get; set; }
 
         [Column("vtrgid")]
-        public string VtrgId { get; set; }
+        public required string VtrgId { get; set; }
 
         [Column("cultid")]
-        public string CultId { get; set; }
+        public string? CultId { get; set; }
 
         [Column("area")]
         public int Area { get; set; }
@@ -26,7 +25,7 @@ namespace Elwig.Models.Entities {
         public int KgNr { get; set; }
 
         [Column("gstnr")]
-        public string GstNr { get; set; }
+        public required string GstNr { get; set; }
 
         [Column("rdnr")]
         public int? RdNr { get; set; }
@@ -41,25 +40,24 @@ namespace Elwig.Models.Entities {
         public string? Comment { get; set; }
 
         [ForeignKey("MgNr")]
-        public virtual Member Member { get; private set; }
+        public virtual Member Member { get; private set; } = null!;
 
         [ForeignKey("VtrgId")]
-        public virtual AreaComType AreaComType { get; private set; }
+        public virtual AreaComType AreaComType { get; private set; } = null!;
 
         [ForeignKey("CultId")]
-        public virtual WineCult WineCult { get; private set; }
+        public virtual WineCult? WineCult { get; private set; }
 
         [ForeignKey("KgNr")]
-        public virtual WbKg Kg { get; private set; }
+        public virtual WbKg Kg { get; private set; } = null!;
 
         [ForeignKey("KgNr, RdNr")]
         public virtual WbRd? Rd { get; private set; }
 
         public int SearchScore(IEnumerable<string> keywords) {
-            var list = new string?[] {
-                WineCult.Name, Kg.AtKg.Name, Rd.Name, GstNr, Comment,
-            }.ToList();
-            return Utils.GetSearchScore(list, keywords);
+            return Utils.GetSearchScore([
+                 WineCult?.Name, Kg.AtKg.Name, Rd?.Name, GstNr, Comment,
+            ], keywords);
         }
     }
 }

Elwig/Models/Entities/AreaComType.cs

@@ -7,10 +7,10 @@ namespace Elwig.Models.Entities {
     [Table("area_commitment_type"), PrimaryKey("VtrgId"), Index("SortId", "AttrId", "Discriminator", IsUnique = true)]
     public class AreaComType {
         [Column("vtrgid")]
-        public string VtrgId { get; set; }
+        public required string VtrgId { get; set; }
 
         [Column("sortid")]
-        public string SortId { get; set; }
+        public required string SortId { get; set; }
 
         [Column("attrid")]
         public string? AttrId { get; set; }
@@ -46,7 +46,7 @@ namespace Elwig.Models.Entities {
         }
 
         [ForeignKey("SortId")]
-        public virtual WineVar WineVar { get; private set; }
+        public virtual WineVar WineVar { get; private set; } = null!;
 
         [ForeignKey("AttrId")]
         public virtual WineAttr? WineAttr { get; private set; }

Elwig/Models/Entities/BillingAddr.cs

@@ -9,24 +9,24 @@ namespace Elwig.Models.Entities {
         public int MgNr { get; set; }
 
         [Column("name")]
-        public string Name { get; set; }
+        public required string Name { get; set; }
 
         [Column("country")]
         public int CountryNum { get; set; }
 
         [Column("postal_dest")]
-        public string PostalDestId { get; set; }
+        public required string PostalDestId { get; set; }
 
         [Column("address")]
-        public string Address { get; set; }
+        public required string Address { get; set; }
 
         [ForeignKey("MgNr")]
-        public virtual Member Member { get; private set; }
+        public virtual Member Member { get; private set; } = null!;
 
         [ForeignKey("CountryNum")]
-        public virtual Country Country { get; private set; }
+        public virtual Country Country { get; private set; } = null!;
 
         [ForeignKey("CountryNum, PostalDestId")]
-        public virtual PostalDest PostalDest { get; private set; }
+        public virtual PostalDest PostalDest { get; private set; } = null!;
     }
 }

Elwig/Models/Entities/Branch.cs

@@ -7,10 +7,10 @@ namespace Elwig.Models.Entities {
     [Table("branch"), PrimaryKey("ZwstId"), Index("Name", IsUnique = true)]
     public class Branch {
         [Column("zwstid")]
-        public string ZwstId { get; set; }
+        public required string ZwstId { get; set; }
 
         [Column("name")]
-        public string Name { get; set; }
+        public required string Name { get; set; }
 
         [Column("country")]
         public int? CountryNum { get; set; }
@@ -37,6 +37,6 @@ namespace Elwig.Models.Entities {
         public string? MobileNr { get; set; }
 
         [InverseProperty("Branch")]
-        public virtual ISet<Member> Members { get; private set; }
+        public virtual ISet<Member> Members { get; private set; } = null!;
     }
 }

Elwig/Models/Entities/ClientParam.cs

@@ -5,7 +5,7 @@ namespace Elwig.Models.Entities {
     [Table("client_parameter"), PrimaryKey("Param")]
     public class ClientParam {
         [Column("param")]
-        public string Param { get; set; }
+        public required string Param { get; set; }
 
         [Column("value")]
         public string? Value { get; set; }

Elwig/Models/Entities/Country.cs

@@ -9,13 +9,13 @@ namespace Elwig.Models.Entities {
         public int Num { get; private set; }
 
         [Column("alpha2")]
-        public string Alpha2 { get; private set; }
+        public string Alpha2 { get; private set; } = null!;
 
         [Column("alpha3")]
-        public string Alpha3 { get; private set; }
+        public string Alpha3 { get; private set; } = null!;
 
         [Column("name")]
-        public string Name { get; private set; }
+        public string Name { get; private set; } = null!;
 
         [Column("is_visible")]
         public bool IsVisible { get; private set; }

Elwig/Models/Entities/Credit.cs

@@ -94,12 +94,12 @@ namespace Elwig.Models.Entities {
         public DateTime ModifiedTimestamp => DateTimeOffset.FromUnixTimeSeconds(CTime).LocalDateTime;
 
         [ForeignKey("Year, AvNr, MgNr")]
-        public virtual PaymentMember Payment { get; private set; }
+        public virtual PaymentMember Payment { get; private set; } = null!;
 
         [ForeignKey("Year, AvNr")]
-        public virtual PaymentVar Variant { get; private set; }
+        public virtual PaymentVar Variant { get; private set; } = null!;
 
         [ForeignKey("MgNr")]
-        public virtual Member Member { get; private set; }
+        public virtual Member Member { get; private set; } = null!;
     }
 }

Elwig/Models/Entities/Currency.cs

@@ -6,10 +6,10 @@ namespace Elwig.Models.Entities {
     [Table("currency"), PrimaryKey("Code")]
     public class Currency {
         [Column("code")]
-        public string Code { get; private set; }
+        public string Code { get; private set; } = null!;
 
         [Column("name")]
-        public string Name { get; private set; }
+        public string Name { get; private set; } = null!;
 
         [Column("symbol")]
         public string? Symbol { get; private set; }

Elwig/Models/Entities/Delivery.cs

@@ -16,7 +16,7 @@ namespace Elwig.Models.Entities {
         public int DId { get; set; }
 
         [Column("date")]
-        public string DateString { get; set; }
+        public required string DateString { get; set; }
 
         [NotMapped]
         public DateOnly Date {
@@ -43,31 +43,31 @@ namespace Elwig.Models.Entities {
         }
 
         [Column("zwstid")]
-        public string ZwstId { get; set; }
+        public required string ZwstId { get; set; }
 
         [ForeignKey("ZwstId")]
-        public virtual Branch Branch { get; private set; }
+        public virtual Branch Branch { get; private set; } = null!;
 
         [Column("lnr")]
         public int LNr { get; set; }
 
         [Column("lsnr")]
-        public string LsNr { get; set; }
+        public required string LsNr { get; set; }
 
         [Column("mgnr")]
         public int MgNr { get; set; }
 
         [ForeignKey("MgNr")]
-        public virtual Member Member { get; private set; }
+        public virtual Member Member { get; private set; } = null!;
 
         [Column("comment")]
         public string? Comment { get; set; }
 
         [ForeignKey("Year")]
-        public virtual Season Season { get; private set; }
+        public virtual Season Season { get; private set; } = null!;
 
         [InverseProperty("Delivery")]
-        public virtual ISet<DeliveryPart> Parts { get; private set; }
+        public virtual ISet<DeliveryPart> Parts { get; private set; } = null!;
         [NotMapped]
         public IEnumerable<DeliveryPart> FilteredParts => PartFilter == null ? Parts : Parts.Where(p => PartFilter(p));
 

Elwig/Models/Entities/DeliveryPart.cs

@@ -14,16 +14,16 @@ namespace Elwig.Models.Entities {
         public int DId { get; set; }
 
         [ForeignKey("Year, DId")]
-        public virtual Delivery Delivery { get; private set; }
+        public virtual Delivery Delivery { get; private set; } = null!;
 
         [Column("dpnr")]
         public int DPNr { get; set; }
 
         [Column("sortid")]
-        public string SortId { get; set; }
+        public required string SortId { get; set; }
 
         [ForeignKey("SortId")]
-        public virtual WineVar Variety { get; private set; }
+        public virtual WineVar Variety { get; private set; } = null!;
 
         [Column("attrid")]
         public string? AttrId { get; set; }
@@ -31,6 +31,12 @@ namespace Elwig.Models.Entities {
         [ForeignKey("AttrId")]
         public virtual WineAttr? Attribute { get; private set; }
 
+        [Column("cultid")]
+        public string? CultId { get; set; }
+
+        [ForeignKey("CultId")]
+        public virtual WineCult? Cultivation { get; private set; }
+
         [Column("weight")]
         public int Weight { get; set; }
 
@@ -43,16 +49,16 @@ namespace Elwig.Models.Entities {
         }
 
         [Column("qualid")]
-        public string QualId { get; set; }
+        public required string QualId { get; set; }
 
         [ForeignKey("QualId")]
-        public virtual WineQualLevel Quality { get; private set; }
+        public virtual WineQualLevel Quality { get; private set; } = null!;
 
         [Column("hkid")]
-        public string HkId { get; set; }
+        public required string HkId { get; set; }
 
         [ForeignKey("HkId")]
-        public virtual WineOrigin Origin { get; private set; }
+        public virtual WineOrigin Origin { get; private set; } = null!;
 
         [Column("kgnr")]
         public int? KgNr { get; set; }
@@ -66,14 +72,14 @@ namespace Elwig.Models.Entities {
         [ForeignKey("KgNr, RdNr")]
         public virtual WbRd? Rd { get; private set; }
 
-        [Column("gerebelt")]
-        public bool IsGerebelt { get; set; }
+        [Column("net_weight")]
+        public bool IsNetWeight { get; set; }
 
         [Column("manual_weighing")]
-        public bool ManualWeighing { get; set; }
+        public bool IsManualWeighing { get; set; }
 
         [Column("spl_check")]
-        public bool SplCheck { get; set; }
+        public bool IsSplCheck { get; set; }
 
         [Column("hand_picked")]
         public bool? IsHandPicked { get; set; }
@@ -103,7 +109,7 @@ namespace Elwig.Models.Entities {
         public string? Comment { get; set; }
 
         [InverseProperty("Part")]
-        public virtual ISet<DeliveryPartModifier> PartModifiers { get; private set; }
+        public virtual ISet<DeliveryPartModifier> PartModifiers { get; private set; } = null!;
 
         [NotMapped]
         public IEnumerable<Modifier> Modifiers => PartModifiers.Select(m => m.Modifier).OrderBy(m => m.Ordering);
@@ -115,6 +121,6 @@ namespace Elwig.Models.Entities {
         public string OriginString => Origin.OriginString + "\n" + (Kg?.Gl != null ? $" / {Kg.Gl.Name}" : "") + (Kg != null ? $" / {Kg.AtKg.Gem.Name} / KG {Kg.AtKg.Name}" : "") + (Rd != null ? $" / Ried {Rd.Name}" : "");
 
         [InverseProperty("Part")]
-        public virtual ISet<DeliveryPartBucket> Buckets { get; private set; }
+        public virtual ISet<DeliveryPartBucket> Buckets { get; private set; } = null!;
     }
 }

Elwig/Models/Entities/DeliveryPartBucket.cs

@@ -17,12 +17,12 @@ namespace Elwig.Models.Entities {
         public int BktNr { get; set; }
 
         [Column("discr")]
-        public string Discr { get; set; }
+        public required string Discr { get; set; }
 
         [Column("value")]
         public int Value { get; set; }
 
         [ForeignKey("Year, DId, DPNr")]
-        public virtual DeliveryPart Part { get; private set; }
+        public virtual DeliveryPart Part { get; private set; } = null!;
     }
 }

Elwig/Models/Entities/DeliveryPartModifier.cs

@@ -14,12 +14,12 @@ namespace Elwig.Models.Entities {
         public int DPNr { get; set; }
 
         [ForeignKey("Year, DId, DPNr")]
-        public virtual DeliveryPart Part { get; private set; }
+        public virtual DeliveryPart Part { get; private set; } = null!;
 
         [Column("modid")]
-        public string ModId { get; set; }
+        public required string ModId { get; set; }
 
         [ForeignKey("Year, ModId")]
-        public virtual Modifier Modifier { get; private set; }
+        public virtual Modifier Modifier { get; private set; } = null!;
     }
 }

Elwig/Models/Entities/Member.cs

@@ -18,19 +18,19 @@ namespace Elwig.Models.Entities {
         public string? Prefix { get; set; }
 
         [Column("given_name")]
-        public string GivenName { get; set; }
+        public required string GivenName { get; set; }
 
         [Column("middle_names")]
         public string? MiddleName { get; set; }
 
         [NotMapped]
         public string[] MiddleNames {
-            get { return (MiddleName != null) ? MiddleName.Split(" ") : Array.Empty<string>(); }
-            set { MiddleName = (value.Length > 0) ? string.Join(" ", value) : null; }
+            get => (MiddleName != null) ? MiddleName.Split(" ") : [];
+            set => MiddleName = (value.Length > 0) ? string.Join(" ", value) : null;
         }
 
         [Column("family_name")]
-        public string FamilyName { get; set; }
+        public required string FamilyName { get; set; }
 
         [Column("suffix")]
         public string? Suffix { get; set; }
@@ -46,7 +46,7 @@ namespace Elwig.Models.Entities {
 
         public string AdministrativeName => AdministrativeName1 + " " + AdministrativeName2;
 
-        public string AdministrativeName1 => FamilyName.ToUpper();
+        public string AdministrativeName1 => FamilyName.Replace('ß', 'ẞ').ToUpper();
 
         public string AdministrativeName2 =>
             (Prefix != null ? Prefix + " " : "") +
@@ -118,10 +118,10 @@ namespace Elwig.Models.Entities {
         public int CountryNum { get; set; }
 
         [Column("postal_dest")]
-        public string PostalDestId { get; set; }
+        public string PostalDestId { get; set; } = null!;
 
         [Column("address")]
-        public string Address { get; set; }
+        public string Address { get; set; } = null!;
 
         [Column("default_kgnr")]
         public int? DefaultKgNr { get; set; }
@@ -139,19 +139,22 @@ namespace Elwig.Models.Entities {
         public virtual Member? Predecessor { get; private set; }
 
         [ForeignKey("CountryNum")]
-        public virtual Country Country { get; private set; }
+        public virtual Country Country { get; private set; } = null!;
 
         [ForeignKey("CountryNum, PostalDestId")]
-        public virtual PostalDest PostalDest { get; private set; }
+        public virtual PostalDest PostalDest { get; private set; } = null!;
 
         [ForeignKey("DefaultKgNr")]
-        public virtual AT_Kg? DefaultKg { get; private set; }
+        public virtual WbKg? DefaultWbKg { get; private set; }
+
+        [NotMapped]
+        public AT_Kg? DefaultKg => DefaultWbKg?.AtKg;
 
         [ForeignKey("ZwstId")]
         public virtual Branch? Branch { get; private set; }
 
         [InverseProperty("Member")]
-        public virtual ISet<AreaCom> AreaCommitments { get; private set; }
+        public virtual ISet<AreaCom> AreaCommitments { get; private set; } = null!;
 
         [NotMapped]
         public IEnumerable<AreaCom> ActiveAreaCommitments => AreaCommitments
@@ -161,22 +164,22 @@ namespace Elwig.Models.Entities {
         public virtual BillingAddr? BillingAddress { get; private set; }
 
         [InverseProperty("Member")]
-        public virtual ISet<Delivery> Deliveries { get; private set; }
+        public virtual ISet<Delivery> Deliveries { get; private set; } = null!;
 
         [InverseProperty("Member")]
-        public virtual ISet<MemberTelNr> TelephoneNumbers { get; private set; }
+        public virtual ISet<MemberTelNr> TelephoneNumbers { get; private set; } = null!;
 
         [InverseProperty("member")]
-        public virtual ISet<MemberEmailAddr> EmailAddresses { get; private set; }
+        public virtual ISet<MemberEmailAddr> EmailAddresses { get; private set; } = null!;
 
-        public string FullAddress => $"{Address}, {PostalDest.AtPlz.Plz} {PostalDest.AtPlz.Ort.Name}";
+        public string FullAddress => $"{Address}, {PostalDest.AtPlz?.Plz} {PostalDest.AtPlz?.Ort.Name}";
 
         public int SearchScore(IEnumerable<string> keywords) {
-            return Utils.GetSearchScore(new string?[] {
+            return Utils.GetSearchScore([
                 FamilyName, MiddleName, GivenName,
                 BillingAddress?.Name,
                 Comment,
-            }, keywords);
+            ], keywords);
         }
     }
 }

Elwig/Models/Entities/MemberEmailAddr.cs

@@ -11,12 +11,12 @@ namespace Elwig.Models.Entities {
         public int Nr { get; set; }
 
         [Column("address")]
-        public string Address { get; set; }
+        public required string Address { get; set; }
 
         [Column("comment")]
         public string? Comment { get; set; }
 
         [ForeignKey("MgNr")]
-        public virtual Member Member { get; private set; }
+        public virtual Member Member { get; private set; } = null!;
     }
 }

Elwig/Models/Entities/MemberHistory.cs

@@ -9,7 +9,7 @@ namespace Elwig.Models.Entities {
         public int MgNr { get; set; }
 
         [Column("date")]
-        public string DateString { get; set; }
+        public required string DateString { get; set; }
         [NotMapped]
         public DateOnly Date {
             get => DateOnly.ParseExact(DateString, "yyyy-MM-dd");
@@ -20,12 +20,12 @@ namespace Elwig.Models.Entities {
         public int BusinessShares { get; set; }
 
         [Column("type")]
-        public string Type { get; set; }
+        public required string Type { get; set; }
 
         [Column("comment")]
         public string? Comment { get; set; }
 
         [ForeignKey("MgNr")]
-        public virtual Member Member { get; private set; }
+        public virtual Member Member { get; private set; } = null!;
     }
 }

Elwig/Models/Entities/MemberTelNr.cs

@@ -11,15 +11,15 @@ namespace Elwig.Models.Entities {
         public int Nr { get; set; }
 
         [Column("type")]
-        public string Type { get; set; }
+        public required string Type { get; set; }
 
         [Column("number")]
-        public string Number { get; set; }
+        public required string Number { get; set; }
 
         [Column("comment")]
         public string? Comment { get; set; }
 
         [ForeignKey("MgNr")]
-        public virtual Member Member { get; private set; }
+        public virtual Member Member { get; private set; } = null!;
     }
 }

Elwig/Models/Entities/Modifier.cs

@@ -11,13 +11,13 @@ namespace Elwig.Models.Entities {
         public int Year { get; set; }
 
         [Column("modid")]
-        public string ModId { get; set; }
+        public required string ModId { get; set; }
 
         [Column("ordering")]
         public int Ordering { get; set; }
 
         [Column("name")]
-        public string Name { get; set; }
+        public required string Name { get; set; }
 
         [Column("abs")]
         public long? AbsValue { get; set; }
@@ -44,7 +44,7 @@ namespace Elwig.Models.Entities {
         public bool IsQuickSelect { get; set; }
 
         [ForeignKey("Year")]
-        public virtual Season Season { get; private set; }
+        public virtual Season Season { get; private set; } = null!;
 
         public string ValueStr =>
             (Abs != null) ? $"{Utils.GetSign(Abs.Value)}{Math.Abs(Abs.Value).ToString("0." + string.Concat(Enumerable.Repeat('0', Season.Precision)))}\u00a0{Season.Currency.Symbol}/kg" :

Elwig/Models/Entities/PaymentDeliveryPart.cs

@@ -46,9 +46,9 @@ namespace Elwig.Models.Entities {
         public decimal Amount => Variant.Season.DecFromDb(AmountValue);
 
         [ForeignKey("Year, AvNr")]
-        public virtual PaymentVar Variant { get; private set; }
+        public virtual PaymentVar Variant { get; private set; } = null!;
 
         [ForeignKey("Year, DId, DPNr")]
-        public virtual DeliveryPart DeliveryPart { get; private set; }
+        public virtual DeliveryPart DeliveryPart { get; private set; } = null!;
     }
 }

Elwig/Models/Entities/PaymentDeliveryPartBucket.cs

@@ -36,9 +36,9 @@ namespace Elwig.Models.Entities {
         }
 
         [ForeignKey("Year, AvNr")]
-        public virtual PaymentVar Variant { get; private set; }
+        public virtual PaymentVar Variant { get; private set; } = null!;
 
         [ForeignKey("Year, DId, DPNr")]
-        public virtual DeliveryPart DeliveryPart { get; private set; }
+        public virtual DeliveryPart DeliveryPart { get; private set; } = null!;
     }
 }

Elwig/Models/Entities/PaymentMember.cs

@@ -13,7 +13,6 @@ namespace Elwig.Models.Entities {
         [Column("mgnr")]
         public int MgNr { get; set; }
 
-
         [Column("net_amount")]
         public long NetAmountValue { get; set; }
         [NotMapped]
@@ -44,10 +43,10 @@ namespace Elwig.Models.Entities {
         public decimal Amount => Variant.Season.DecFromDb(AmountValue);
 
         [ForeignKey("Year, AvNr")]
-        public virtual PaymentVar Variant { get; private set; }
+        public virtual PaymentVar Variant { get; private set; } = null!;
 
         [ForeignKey("MgNr")]
-        public virtual Member Member { get; private set; }
+        public virtual Member Member { get; private set; } = null!;
 
         [InverseProperty("Payment")]
         public virtual Credit? Credit { get; private set; }

Elwig/Models/Entities/PaymentVar.cs

@@ -13,10 +13,10 @@ namespace Elwig.Models.Entities {
         public int AvNr { get; set; }
 
         [Column("name")]
-        public string Name { get; set; }
+        public required string Name { get; set; }
 
         [Column("date")]
-        public string DateString { get; set; }
+        public required string DateString { get; set; }
 
         [NotMapped]
         public DateOnly Date {
@@ -43,18 +43,18 @@ namespace Elwig.Models.Entities {
         public string? Comment { get; set; }
 
         [Column("data")]
-        public string Data { get; set; }
+        public required string Data { get; set; }
 
         [ForeignKey("Year")]
-        public virtual Season Season { get; private set; }
+        public virtual Season Season { get; private set; } = null!;
 
         [InverseProperty("Variant")]
-        public virtual ISet<PaymentMember> MemberPayments { get; private set; }
+        public virtual ISet<PaymentMember> MemberPayments { get; private set; } = null!;
 
         [InverseProperty("Variant")]
-        public virtual ISet<PaymentDeliveryPart> DeliveryPartPayments { get; private set; }
+        public virtual ISet<PaymentDeliveryPart> DeliveryPartPayments { get; private set; } = null!;
 
         [InverseProperty("Variant")]
-        public virtual ISet<Credit> Credits { get; private set; }
+        public virtual ISet<Credit> Credits { get; private set; } = null!;
     }
 }

Elwig/Models/Entities/PostalDest.cs

@@ -8,10 +8,10 @@ namespace Elwig.Models.Entities {
         public int CountryNum { get; private set; }
 
         [Column("id")]
-        public string Id { get; private set; }
+        public string Id { get; private set; } = null!;
 
         [ForeignKey("CountryNum")]
-        public virtual Country Country { get; private set; }
+        public virtual Country Country { get; private set; } = null!;
 
         [ForeignKey("Id")]
         public virtual AT_PlzDest? AtPlz { get; private set; }

Elwig/Models/Entities/Season.cs

@@ -11,7 +11,7 @@ namespace Elwig.Models.Entities {
         public int Year { get; set; }
 
         [Column("currency")]
-        public string CurrencyCode { get; set; }
+        public required string CurrencyCode { get; set; }
 
         [Column("precision")]
         public byte Precision { get; set; }
@@ -98,16 +98,16 @@ namespace Elwig.Models.Entities {
         }
 
         [ForeignKey("CurrencyCode")]
-        public virtual Currency Currency { get; private set; }
+        public virtual Currency Currency { get; private set; } = null!;
 
         [InverseProperty("Season")]
-        public virtual ISet<Modifier> Modifiers { get; private set; }
+        public virtual ISet<Modifier> Modifiers { get; private set; } = null!;
 
         [InverseProperty("Season")]
-        public virtual ISet<PaymentVar> PaymentVariants { get; private set; }
+        public virtual ISet<PaymentVar> PaymentVariants { get; private set; } = null!;
 
         [InverseProperty("Season")]
-        public virtual ISet<Delivery> Deliveries { get; private set; }
+        public virtual ISet<Delivery> Deliveries { get; private set; } = null!;
 
         public decimal DecFromDb(long value) {
             return Utils.DecFromDb(value, Precision);

Elwig/Models/Entities/WbGem.cs

@@ -8,12 +8,12 @@ namespace Elwig.Models.Entities {
         public int Gkz { get; private set; }
 
         [Column("hkid")]
-        public string HkId { get; private set; }
+        public string HkId { get; private set; } = null!;
 
         [ForeignKey("Gkz")]
-        public virtual AT_Gem AtGem { get; private set; }
+        public virtual AT_Gem AtGem { get; private set; } = null!;
 
         [ForeignKey("HkId")]
-        public virtual WineOrigin Origin { get; private set; }
+        public virtual WineOrigin Origin { get; private set; } = null!;
     }
 }

Elwig/Models/Entities/WbGl.cs

@@ -9,9 +9,9 @@ namespace Elwig.Models.Entities {
         public int GlNr { get; private set; }
 
         [Column("name")]
-        public string Name { get; private set; }
+        public string Name { get; private set; } = null!;
 
         [InverseProperty("Gl")]
-        public virtual ISet<WbKg> Kgs { get; private set; }
+        public virtual ISet<WbKg> Kgs { get; private set; } = null!;
     }
 }

Elwig/Models/Entities/WbKg.cs

@@ -12,16 +12,19 @@ namespace Elwig.Models.Entities {
         public int? GlNr { get; set; }
 
         [ForeignKey("KgNr")]
-        public virtual AT_Kg AtKg { get; private set; }
+        public virtual AT_Kg AtKg { get; private set; } = null!;
 
         [ForeignKey("GlNr")]
-        public virtual WbGl Gl { get; private set; }
+        public virtual WbGl Gl { get; private set; } = null!;
 
         [InverseProperty("Kg")]
-        public virtual ISet<WbRd> Rds { get; private set; }
+        public virtual ISet<WbRd> Rds { get; private set; } = null!;
+
+        [InverseProperty("DefaultWbKg")]
+        public virtual ISet<Member> Members { get; private set; } = null!;
 
         [NotMapped]
-        public WbGem Gem => AtKg.Gem.WbGem;
+        public WbGem Gem => AtKg.Gem.WbGem!;
 
         [NotMapped]
         public WineOrigin Origin => Gem.Origin;

Elwig/Models/Entities/WbRd.cs

@@ -11,9 +11,9 @@ namespace Elwig.Models.Entities {
         public int RdNr { get; set; }
         
         [Column("name")]
-        public string Name { get; set; }
+        public required string Name { get; set; }
 
         [ForeignKey("KgNr")]
-        public virtual WbKg Kg { get; private set; }
+        public virtual WbKg Kg { get; private set; } = null!;
     }
 }

Elwig/Models/Entities/WineAttr.cs

@@ -6,10 +6,10 @@ namespace Elwig.Models.Entities {
     [Table("wine_attribute"), PrimaryKey("AttrId"), Index("Name", IsUnique = true)]
     public class WineAttr {
         [Column("attrid")]
-        public string AttrId { get; set; }
+        public required string AttrId { get; set; }
 
         [Column("name")]
-        public string Name { get; set; }
+        public required string Name { get; set; }
 
         [Column("active")]
         public bool IsActive { get; set; }
@@ -23,13 +23,6 @@ namespace Elwig.Models.Entities {
         [Column("fill_lower")]
         public int FillLower { get; set; }
 
-        public WineAttr() { }
-
-        public WineAttr(string attrId, string name) {
-            AttrId = attrId;
-            Name = name;
-        }
-
         public override string ToString() {
             return Name;
         }

Elwig/Models/Entities/WineCult.cs

@@ -6,12 +6,16 @@ namespace Elwig.Models.Entities {
     [Table("wine_cultivation"), PrimaryKey("CultId"), Index("Name", IsUnique = true)]
     public class WineCult {
         [Column("cultid")]
-        public string CultId { get; set; }
+        public required string CultId { get; set; }
 
         [Column("name")]
-        public string Name { get; set; }
+        public required string Name { get; set; }
 
         [Column("description")]
         public string? Description { get; set; }
+
+        public override string ToString() {
+            return Name;
+        }
     }
 }

Elwig/Models/Entities/WineOrigin.cs

@@ -9,7 +9,7 @@ namespace Elwig.Models.Entities {
     [Table("wine_origin"), PrimaryKey("HkId"), Index("Name", IsUnique = true)]
     public class WineOrigin {
         [Column("hkid")]
-        public string HkId { get; private set; }
+        public string HkId { get; private set; } = null!;
 
         [Column("parent_hkid")]
         public string? ParentHkId { get; private set; }
@@ -18,16 +18,16 @@ namespace Elwig.Models.Entities {
         public virtual WineOrigin? Parent { get; private set; }
 
         [Column("name")]
-        public string Name { get; private set; }
+        public string Name { get; private set; } = null!;
 
         [Column("blnr")]
         public int? BlNr { get; private set; }
 
         [InverseProperty("Origin")]
-        public virtual ISet<WbGem> Gems { get; private set; }
+        public virtual ISet<WbGem> Gems { get; private set; } = null!;
 
         [InverseProperty("Parent")]
-        public virtual ISet<WineOrigin> Children { get; private set; }
+        public virtual ISet<WineOrigin> Children { get; private set; } = null!;
 
         public int Level => (Parent?.Level + 1) ?? 0;
 

Elwig/Models/Entities/WineQualLevel.cs

@@ -7,7 +7,7 @@ namespace Elwig.Models.Entities {
     [Table("wine_quality_level"), PrimaryKey("QualId")]
     public class WineQualLevel : IEquatable<WineQualLevel> {
         [Column("qualid")]
-        public string QualId { get; private set; }
+        public string QualId { get; private set; } = null!;
 
         [Column("origin_level")]
         public int? OriginLevel { get; private set; }
@@ -22,7 +22,7 @@ namespace Elwig.Models.Entities {
         public double? MinOe => MinKmw != null ? Utils.KmwToOe((double)MinKmw) : null;
 
         [Column("name")]
-        public string Name { get; private set; }
+        public string Name { get; private set; } = null!;
 
         public string MinKmwStr => (MinKmw == null) ? "" : $"(mind. {MinKmw:#.0}°)";
 

Elwig/Models/Entities/WineVar.cs

@@ -5,13 +5,13 @@ namespace Elwig.Models.Entities {
     [Table("wine_variety"), PrimaryKey("SortId")]
     public class WineVar {
         [Column("sortid")]
-        public string SortId { get; private set; }
+        public string SortId { get; private set; } = null!;
 
         [Column("type")]
-        public string Type { get; private set; }
+        public string Type { get; private set; } = null!;
 
         [Column("name")]
-        public string Name { get; private set; }
+        public string Name { get; private set; } = null!;
 
         [Column("comment")]
         public string? Comment { get; private set; }

Elwig/Resources/Schemas/PaymentVariantData.json

@@ -43,7 +43,7 @@
         }
       },
       "patternProperties": {
-        "^([A-Z]{2})?(\/[A-Z]*)?$": {
+        "^([A-Z]{2})?(\/[A-Z]*)?(-[A-Z][A-Z0-9]*)?$": {
           "type": ["number", "string"],
           "pattern": "^curve:[0-9]+$"
         }
@@ -64,7 +64,7 @@
               }
             },
             "patternProperties": {
-              "^([A-Z]{2})?(\/[A-Z]*)?$": {
+              "^([A-Z]{2})?(\/[A-Z]*)?(-[A-Z][A-Z0-9]*)?$": {
                 "type": ["number", "string"],
                 "pattern": "^curve:[0-9]+$"
               }

Elwig/Resources/Sql/04-05.sql

@@ -1,6 +1,6 @@
 -- schema version 4 to 5
 
-CREATE TABLE _area_commitment_type (
+CREATE TABLE area_commitment_type_new (
     vtrgid         TEXT NOT NULL CHECK (vtrgid = sortid || COALESCE(attrid, '') || disc),
     sortid         TEXT NOT NULL,
     attrid         TEXT,
@@ -20,13 +20,15 @@ CREATE TABLE _area_commitment_type (
         ON DELETE RESTRICT
 ) STRICT;
 
-INSERT INTO _area_commitment_type (vtrgid, sortid, attrid, disc, min_kg_per_ha, max_kg_per_ha, penalty_amount)
+INSERT INTO area_commitment_type_new (vtrgid, sortid, attrid, disc, min_kg_per_ha, max_kg_per_ha, penalty_amount)
 SELECT vtrgid, sortid, attrid_1, disc, min_kg_per_ha, max_kg_per_ha, penalty_amount FROM area_commitment_type;
 
+PRAGMA foreign_keys = OFF;
 PRAGMA writable_schema = ON;
 DROP TABLE area_commitment_type;
-ALTER TABLE _area_commitment_type RENAME TO area_commitment_type;
+ALTER TABLE area_commitment_type_new RENAME TO area_commitment_type;
 PRAGMA writable_schema = OFF;
+PRAGMA foreign_keys = ON;
 
 ALTER TABLE delivery_part ADD COLUMN attrid TEXT DEFAULT NULL REFERENCES wine_attribute (attrid)
     ON UPDATE CASCADE

Elwig/Resources/Sql/10-11.sql

@@ -22,10 +22,12 @@ CREATE TABLE payment_delivery_part_new (
 INSERT INTO payment_delivery_part_new (year, did, dpnr, avnr, net_amount, mod_abs, mod_rel)
 SELECT year, did, dpnr, avnr, net_amount, mod_abs, mod_rel
 FROM payment_delivery_part;
+PRAGMA foreign_keys = OFF;
 PRAGMA writable_schema = ON;
 DROP TABLE payment_delivery_part;
 ALTER TABLE payment_delivery_part_new RENAME TO payment_delivery_part;
 PRAGMA writable_schema = OFF;
+PRAGMA foreign_keys = ON;
 
 DROP TRIGGER IF EXISTS t_payment_delivery_part_i;
 CREATE TRIGGER t_payment_delivery_part_i

Elwig/Resources/Sql/17-18.sql

@@ -0,0 +1,97 @@
+-- schema version 17 to 18
+
+ALTER TABLE delivery_part ADD COLUMN cultid TEXT DEFAULT NULL;
+
+PRAGMA writable_schema = ON;
+UPDATE sqlite_schema SET sql = REPLACE(sql, CHAR(10) ||
+    ') STRICT',
+    ',' || CHAR(10) ||
+    '    CONSTRAINT fk_delivery_part_wine_cultivation FOREIGN KEY (cultid) REFERENCES wine_cultivation (cultid)' || CHAR(10) ||
+    '        ON UPDATE CASCADE' || CHAR(10) ||
+    '        ON DELETE RESTRICT' || CHAR(10) ||
+    ') STRICT')
+WHERE type = 'table' AND name = 'delivery_part';
+UPDATE sqlite_schema SET sql = REPLACE(sql, 'gerebelt  ', 'net_weight')
+WHERE type = 'table' AND name = 'delivery_part';
+
+UPDATE sqlite_schema SET sql = REPLACE(sql, 'CHECK (cultid REGEXP ''^[A-Z]+$'')', 'CHECK (cultid REGEXP ''^[A-Z][A-Z0-9]*$'')')
+WHERE type = 'table' AND name = 'wine_cultivation';
+
+UPDATE sqlite_schema SET sql = REPLACE(sql, 'cultid    TEXT    NOT NULL', 'cultid    TEXT             DEFAULT NULL')
+WHERE type = 'table' AND name = 'area_commitment';
+
+DROP VIEW v_delivery;
+CREATE VIEW v_delivery AS
+SELECT p.year, p.did, p.dpnr,
+       d.date, d.time, d.zwstid, d.lnr, d.lsnr,
+       m.mgnr, m.family_name, m.given_name,
+       p.sortid, a.attrid, p.cultid,
+       p.weight, p.kmw, ROUND(p.kmw * (4.54 + 0.022 * p.kmw), 0) AS oe, p.qualid,
+       p.hkid, p.kgnr, p.rdnr,
+       p.net_weight, p.gebunden,
+       p.qualid IN (SELECT l.qualid FROM wine_quality_level l WHERE NOT l.predicate AND (p.kmw >= l.min_kmw OR l.min_kmw IS NULL) ORDER BY l.min_kmw DESC LIMIT 1,100) AS abgewertet,
+       p.qualid NOT IN ('WEI', 'RSW', 'LDW') AS min_quw,
+       IIF(a.strict, COALESCE(a.fill_lower, 0), 0) AS attribute_prio,
+       GROUP_CONCAT(o.modid) AS modifiers,
+       d.comment, p.comment AS part_comment
+FROM delivery_part p
+    JOIN delivery d ON (d.year, d.did) = (p.year, p.did)
+    JOIN member m ON m.mgnr = d.mgnr
+    LEFT JOIN wine_attribute a ON a.attrid = p.attrid
+    LEFT JOIN delivery_part_modifier o ON (o.year, o.did, o.dpnr) = (p.year, p.did, p.dpnr)
+GROUP BY p.year, p.did, p.dpnr
+ORDER BY p.year, p.did, p.dpnr, o.modid;
+
+CREATE VIEW v_wine_attribute AS
+SELECT a.attrid, name, active, max_kg_per_ha, strict, fill_lower,
+       COUNT(t.attrid) > 0 AS area_com
+FROM wine_attribute a
+    LEFT JOIN area_commitment_type t ON t.attrid = a.attrid
+GROUP BY a.attrid;
+
+DROP VIEW v_delivery_bucket_strict;
+CREATE VIEW v_delivery_bucket_strict AS
+SELECT year, mgnr,
+       sortid || IIF(min_quw OR NOT COALESCE(area_com, TRUE), COALESCE(a.attrid, ''), '_') AS bucket,
+       sortid, IIF(min_quw OR NOT COALESCE(area_com, TRUE), a.attrid, NULL) AS attrid,
+       SUM(weight) AS weight,
+       min_quw OR NOT COALESCE(area_com, TRUE) AS valid
+FROM v_delivery d
+    LEFT JOIN v_wine_attribute a ON a.attrid = d.attrid
+GROUP BY year, mgnr, bucket
+ORDER BY year, mgnr, bucket;
+
+DROP VIEW v_delivery_bucket;
+CREATE VIEW v_delivery_bucket AS
+SELECT year, mgnr, bucket, weight
+FROM v_delivery_bucket_strict
+WHERE attrid IS NOT NULL OR NOT valid
+UNION ALL
+SELECT b.year, b.mgnr, b.sortid,
+       SUM(b.weight) AS weight
+FROM v_delivery_bucket_strict b
+    LEFT JOIN wine_attribute a ON a.attrid = b.attrid
+WHERE valid AND (a.strict IS NULL OR a.strict = FALSE)
+GROUP BY b.year, b.mgnr, b.sortid
+ORDER BY year, mgnr, bucket;
+
+PRAGMA schema_version = 1701;
+PRAGMA writable_schema = OFF;
+
+----------------------------------------------------------------
+
+UPDATE area_commitment SET cultid = NULL WHERE cultid = 'N';
+DELETE FROM wine_cultivation WHERE cultid = 'N';
+UPDATE wine_cultivation SET cultid = 'B', name = 'Bio', description = 'AT-BIO-302' WHERE cultid = 'BIO';
+UPDATE wine_cultivation SET description = 'Kontrollierte Integrierte Produktion' WHERE cultid = 'KIP';
+
+UPDATE area_commitment SET cultid = 'B', vtrgid = SUBSTR(vtrgid, 1, 2) WHERE vtrgid LIKE '__B';
+UPDATE area_commitment SET cultid = 'B' WHERE vtrgid LIKE '__HU';
+DELETE FROM area_commitment_type WHERE attrid = 'B';
+UPDATE delivery_part SET cultid = 'B', attrid = NULL WHERE attrid = 'B';
+UPDATE delivery_part SET cultid = 'B' WHERE attrid = 'HU';
+DELETE FROM wine_attribute WHERE attrid = 'B';
+UPDATE wine_attribute SET name = 'Huber' WHERE attrid = 'HU';
+UPDATE wine_attribute SET max_kg_per_ha = NULL WHERE max_kg_per_ha = 10000;
+
+UPDATE payment_variant SET data = REPLACE(REPLACE(REPLACE(data, '/B', '-B'), '/"', '"'), '/-', '-');

Elwig/Windows/AreaComAdminWindow.xaml

@@ -184,7 +184,7 @@
 
                     <Label Content="Parzelle(n):" Margin="10,70,0,0" Grid.Column="0"/>
                     <TextBox x:Name="GstNrInput" Margin="0,70,10,0" Grid.Column="1" HorizontalAlignment="Stretch"
-                             TextChanged="GstNrInput_TextChanged" LostFocus="GstNrInput_LostFocus"/>
+                             TextChanged="TextBox_TextChanged"/>
 
                     <Label Content="Fläche:" Margin="10,100,0,0" Grid.Column="0"/>
                     <ctrl:UnitTextBox x:Name="AreaInput" Unit="m²" TextChanged="IntegerInput_TextChanged"

Elwig/Windows/AreaComAdminWindow.xaml.cs

@@ -156,7 +156,7 @@ namespace Elwig.Windows {
             AreaInput.Text = a.Area.ToString();
 
             AreaComTypeInput.SelectedItem = a.AreaComType;
-            WineCultivationInput.SelectedItem = a.WineCult;
+            WineCultivationInput.SelectedItem = a.WineCult ?? WineCultivationInput.Items[0];
 
             CommentInput.Text = a.Comment;
 
@@ -170,6 +170,7 @@ namespace Elwig.Windows {
             FbNrInput.Text = (await Context.NextFbNr()).ToString();
             MgNrInput.Text = Member.MgNr.ToString();
             YearFromInput.Text = DateTime.Now.Year.ToString();
+            WineCultivationInput.SelectedIndex = 0;
 
             SetDefaultValue(FbNrInput);
             ValidateRequiredInputs();
@@ -179,7 +180,9 @@ namespace Elwig.Windows {
             await base.OnRenewContext();
             ControlUtils.RenewItemsSource(KgInput, await Context.WbKgs.Select(k => k.AtKg).OrderBy(k => k.Name).ToListAsync(), i => (i as AT_Kg)?.KgNr);
             ControlUtils.RenewItemsSource(AreaComTypeInput, await Context.AreaCommitmentTypes.OrderBy(v => v.VtrgId).ToListAsync(), i => (i as AreaComType)?.VtrgId);
-            ControlUtils.RenewItemsSource(WineCultivationInput, await Context.WineCultivations.OrderBy(c => c.Name).ToListAsync(), i => (i as WineCult)?.CultId);
+            var cultList = await Context.WineCultivations.OrderBy(c => c.Name).Cast<object>().ToListAsync();
+            cultList.Insert(0, new NullItem());
+            ControlUtils.RenewItemsSource(WineCultivationInput, cultList, i => (i as WineCult)?.CultId, null, ControlUtils.RenewSourceDefault.First);
             await RefreshAreaCommitmentList();
         }
 
@@ -231,7 +234,7 @@ namespace Elwig.Windows {
             a.GstNr = GstNrInput.Text;
             a.Area = int.Parse(AreaInput.Text);
             a.VtrgId = (AreaComTypeInput.SelectedItem as AreaComType)!.VtrgId;
-            a.CultId = (WineCultivationInput.SelectedItem as WineCult)!.CultId;
+            a.CultId = (WineCultivationInput.SelectedItem as WineCult)?.CultId;
             a.Comment = (CommentInput.Text == "") ? null : CommentInput.Text;
 
             EntityEntry<AreaCom>? tr = null;
@@ -438,13 +441,5 @@ namespace Elwig.Windows {
         private void FbNrInput_LostFocus(object sender, RoutedEventArgs evt) {
             InputLostFocus((TextBox)sender, Validator.CheckFbNr);
         }
-        
-        private void GstNrInput_TextChanged(object sender, RoutedEventArgs evt) {
-            InputTextChanged((TextBox)sender, Validator.CheckGstNr);
-        }
-
-        private void GstNrInput_LostFocus(object sender, RoutedEventArgs evt) {
-            InputLostFocus((TextBox)sender, Validator.CheckGstNr);
-        }
     }
 }

Elwig/Windows/BaseDataWindow.xaml

@@ -246,6 +246,7 @@
                                 <Label Content="Max. Ertrag:" Margin="10,10,0,10"/>
                                 <ctrl:UnitTextBox x:Name="WineAttributeMaxKgPerHaInput" Unit="kg/ha" TextChanged="WineAttributeMaxKgPerHaInput_TextChanged"
                                                   Grid.Column="1" Width="80" Margin="84,10,10,10" HorizontalAlignment="Left" VerticalAlignment="Top"/>
+                                <Label Content="(wenn abweichend vom max. Ertrag der Saison)" Margin="170,10,0,10"/>
 
                                 <CheckBox x:Name="WineAttributeStrictInput" Content="Strikte Trennung zu Flächenbindung ohne Attribut"
                                           Margin="10,50,10,10" HorizontalAlignment="Left" VerticalAlignment="Top"

Elwig/Windows/BaseDataWindow.xaml.Mod.cs

@@ -52,13 +52,13 @@ namespace Elwig.Windows {
 
             var year = (SeasonList.SelectedItem as Season)?.Year;
             foreach (var (modid, _) in _mods.Where(m => m.Value == null)) {
-                Context.Remove(Context.Modifiers.Find(year, modid));
+                Context.Remove(Context.Modifiers.Find(year, modid)!);
             }
             foreach (var (mod, old) in _modIds) {
                 mod.ModId = old;
             }
             foreach (var (old, modid) in _mods.Where(m => m.Value != null)) {
-                Context.Update(Context.Modifiers.Find(year, old));
+                Context.Update(Context.Modifiers.Find(year, old)!);
             }
             await Context.SaveChangesAsync();
 
@@ -103,7 +103,9 @@ namespace Elwig.Windows {
             _modChanged = true;
             var idx = (SeasonModifierList.SelectedIndex != -1) ? SeasonModifierList.SelectedIndex + 1 : _modList.Count;
             var item = new Modifier {
-                Year = s.Year
+                Year = s.Year,
+                ModId = "",
+                Name = "",
             };
             _modList.Insert(idx, item);
             SeasonModifierList.SelectedIndex = idx;

Elwig/Windows/ChartWindow.xaml

@@ -69,7 +69,8 @@
                         <StackPanel Orientation="Horizontal">
                             <TextBlock Text="{Binding Variety.Name}" Width="150"/>
                             <TextBlock Text="{Binding Variety.Type}" Width="30"/>
-                            <TextBlock Text="{Binding Attribute.Name}" Width="120"/>
+                            <TextBlock Text="{Binding Attribute.Name}" Width="80"/>
+                            <TextBlock Text="{Binding Cultivation.Name}" Width="80"/>
                             <TextBlock Text="{Binding AssignedGraphId}" Width="30"/>
                             <TextBlock Text="{Binding AssignedAbgewGraphId}" Width="30"/>
                         </StackPanel>
@@ -78,7 +79,7 @@
             </xctk:CheckComboBox>
 
             <CheckBox x:Name="AbgewertetInput" Content="Abgewertet" IsEnabled="False" Checked="AbgewertetInput_Changed" Unchecked="AbgewertetInput_Changed"
-                              VerticalAlignment="Center" HorizontalAlignment="Left" Margin="0,0,0,0" Grid.Column="1"/>
+                      VerticalAlignment="Center" HorizontalAlignment="Left" Margin="0,0,0,0" Grid.Column="1"/>
         </Grid>
 
         <ListBox x:Name="GraphList" Margin="10,10,35,42" Grid.Column="0" Grid.Row="0" Grid.RowSpan="2" SelectionChanged="GraphList_SelectionChanged">

Elwig/Windows/ChartWindow.xaml.cs

@@ -14,6 +14,8 @@ using ScottPlot.Plottables;
 using ScottPlot;
 using Xceed.Wpf.Toolkit.Primitives;
 using ScottPlot.Control;
+using System.Text.Json;
+using Microsoft.EntityFrameworkCore.Metadata.Internal;
 
 namespace Elwig.Windows {
     public partial class ChartWindow : ContextWindow {
@@ -101,16 +103,30 @@ namespace Elwig.Windows {
             PaymentVar = await Context.PaymentVariants.FindAsync(Year, AvNr) ?? throw new ArgumentException("PaymentVar not found");
             Season = await Context.Seasons.FindAsync(Year) ?? throw new ArgumentException("Season not found");
 
-            var data = EditBillingData.FromJson(PaymentVar.Data, Utils.GetVaributes(Context, Year));
-            var paymentEntries = data.GetPaymentGraphEntries(Context, Season);
-            GraphEntries = [
-                ..paymentEntries,
-                ..data.GetQualityGraphEntries(Context, Season, paymentEntries.Any() ? paymentEntries.Max(e => e.Id) : 0)
-            ];
+            try {
+                var data = EditBillingData.FromJson(PaymentVar.Data, Utils.GetVaributes(Context, Year));
+                var paymentEntries = data.GetPaymentGraphEntries(Context, Season);
+                GraphEntries = [
+                    ..paymentEntries,
+                    ..data.GetQualityGraphEntries(Context, Season, paymentEntries.Any() ? paymentEntries.Max(e => e.Id) : 0)
+                ];
+            } catch (KeyNotFoundException ex) {
+                var key = ex.Message.Split('\'')[1].Split('\'')[0];
+                MessageBox.Show($"Fehler beim Laden der Auszahlungsvariante:\n\n" +
+                    $"Mit unbekanntem Attribut '{key}' kann nicht umgegangen werden.", "Fehler",
+                    MessageBoxButton.OK, MessageBoxImage.Error);
+            } catch (ArgumentException) {
+                MessageBox.Show($"Fehler beim Laden der Auszahlungsvariante:\n\n" +
+                    $"Die Daten der Auszahlungsvariante entsprechen nicht dem benötigtem Format.", "Fehler",
+                    MessageBoxButton.OK, MessageBoxImage.Error);
+            } catch (Exception ex) {
+                MessageBox.Show("Fehler beim Laden der Auszahlungsvariante:\n\n" + ex.Message, "Fehler",
+                    MessageBoxButton.OK, MessageBoxImage.Error);
+            }
             Vaributes = Utils.GetVaributeList(Context, Year);
             GraphEntries.ForEach(e => {
                 e.Vaributes.ForEach(v => {
-                    var found = Vaributes.Find(a => a.Attribute?.AttrId == v.Attribute?.AttrId && a.Variety?.SortId == v.Variety?.SortId);
+                    var found = Vaributes.Find(a => a.Variety?.SortId == v.Variety?.SortId && a.Attribute?.AttrId == v.Attribute?.AttrId && a.Cultivation?.CultId == v.Cultivation?.CultId);
                     if (found == null) return;
                     if (e.Abgewertet) {
                         found.AssignedAbgewGraphId = e.Id;
@@ -628,7 +644,7 @@ namespace Elwig.Windows {
 
         private async void SaveButton_Click(object sender, RoutedEventArgs e) {
             var origData = BillingData.FromJson(PaymentVar.Data);
-            var data = BillingData.FromGraphEntries(GraphEntries, origData, Utils.GetVaributes(Context, Year, withSlash: true),
+            var data = BillingData.FromGraphEntries(GraphEntries, origData, Utils.GetVaributes(Context, Year),
                 AllVaributesAssigned, AllVaributesAssignedAbgew);
 
             EntityEntry<PaymentVar>? tr = null;

Elwig/Windows/ContextWindow.cs

@@ -39,14 +39,8 @@ namespace Elwig.Windows {
             await OnRenewContext();
         }
 
-        protected override void OnClosed(EventArgs evt) {
-            base.OnClosed(evt);
-            Context.Dispose();
-        }
-
         protected async Task RenewContext() {
             if (!_renewPending) return;
-            Context.Dispose();
             Context = new();
             await OnRenewContext();
             _renewPending = false;

Elwig/Windows/DeliveryAdminWindow.xaml

@@ -60,13 +60,13 @@
                 <MenuItem x:Name="Menu_Print_PrintDeliveryNote" Header="Lieferschein drucken" IsEnabled="False"
                           Click="Menu_Print_PrintDeliveryNote_Click"/>
                 <MenuItem x:Name="Menu_Print_DeliveryJournal" Header="Lieferjournal">
-                    <MenuItem x:Name="Menu_Print_DeliveryJournal_ShowToday" Header="von heute anzeigen" IsEnabled="False" Tag="Print"
+                    <MenuItem x:Name="Menu_Print_DeliveryJournal_ShowToday" Header="von heute anzeigen"
                               Click="Menu_Print_DeliveryJournal_ShowToday_Click"/>
-                    <MenuItem x:Name="Menu_Print_DeliveryJournal_PrintToday" Header="von heute drucken" IsEnabled="False" Tag="Print"
+                    <MenuItem x:Name="Menu_Print_DeliveryJournal_PrintToday" Header="von heute drucken"
                               Click="Menu_Print_DeliveryJournal_PrintToday_Click"/>
-                    <MenuItem x:Name="Menu_Print_DeliveryJournal_ShowFilter" Header="aus Filtern anzeigen" IsEnabled="False" Tag="Print"
+                    <MenuItem x:Name="Menu_Print_DeliveryJournal_ShowFilter" Header="aus Filtern anzeigen"
                               Click="Menu_Print_DeliveryJournal_ShowFilter_Click"/>
-                    <MenuItem x:Name="Menu_Print_DeliveryJournal_PrintFilter" Header="aus Filtern drucken" IsEnabled="False" Tag="Print"
+                    <MenuItem x:Name="Menu_Print_DeliveryJournal_PrintFilter" Header="aus Filtern drucken"
                               Click="Menu_Print_DeliveryJournal_PrintFilter_Click"/>
                 </MenuItem>
             </MenuItem>
@@ -107,6 +107,7 @@
                         <Bold>Saison</Bold>: z.B. 2020, &gt;2015, 2017-2019, &lt;2005, 2019-, ...<LineBreak/>
                         <Bold>Zweigstelle</Bold>: z.B. musterort, ...<LineBreak/>
                         <Bold>Attribut</Bold>: z.B. kabinett, !kabinett (alle außer kabinett), ...<LineBreak/>
+                        <Bold>Bewirtschaftung</Bold>: z.B. bio, !kip (alle außer KIP), ...<LineBreak/>
                         <Bold>Datum</Bold>: z.B. 1.9., 15.9.-10.10., -15.10.2020, ...<LineBreak/>
                         <Bold>Uhrzeit</Bold>: z.B. 06:00-08:00, 18:00-, ...<LineBreak/>
                         <Bold>Freitext</Bold>: z.B. Lieferscheinnummern, Anmerkung, "quw" (sucht nach dem Text "quw")
@@ -235,9 +236,12 @@
                     <Label Content="Mitglied:" Margin="10,10,0,0" Grid.Column="0"/>
                     <TextBox x:Name="MgNrInput" Width="48" Grid.Row="1" Grid.Column="1" Margin="0,10,0,0" HorizontalAlignment="Left" TextAlignment="Right"
                              TextChanged="MgNrInput_TextChanged" LostFocus="MgNrInput_LostFocus" KeyUp="Input_KeyUp"/>
-                    <ComboBox x:Name="MemberInput" Grid.Column="1" Margin="53,10,10,10" IsEditable="True"
+                    <ComboBox x:Name="MemberInput" Grid.Column="1" Margin="53,10,40,10" IsEditable="True"
                               ItemTemplate="{StaticResource MemberAdminNameTemplate}" TextSearch.TextPath="AdministrativeName"
                               SelectionChanged="MemberInput_SelectionChanged" KeyUp="Input_KeyUp"/>
+                    <Button x:Name="MemberReferenceButton" Grid.Column="1" Height="25" Width="25" FontFamily="Segoe MDL2 Assets" Content="&#xEE35;" Padding="0,0,0,0"
+                            Margin="10,10,10,10" VerticalAlignment="Top" HorizontalAlignment="Right" ToolTip="Zu Mitglied springen"
+                            Click="MemberReferenceButton_Click"/>
 
                     <Label Content="Wohnort:" Margin="10,38,0,0" Grid.Column="0"/>
                     <TextBox x:Name="MemberAddressField" Grid.Column="1" Margin="0,40,10,10" FontSize="12" Height="22"
@@ -280,21 +284,25 @@
             <GroupBox Header="Sorte" Grid.Column="1" Grid.Row="0" Margin="5,5,5,5">
                 <Grid>
                     <Grid.ColumnDefinitions>
-                        <ColumnDefinition Width="70"/>
+                        <ColumnDefinition Width="80"/>
+                        <ColumnDefinition/>
                         <ColumnDefinition/>
                     </Grid.ColumnDefinitions>
 
                     <Label Content="Sorte:" Margin="10,10,0,0" Grid.Column="0"/>
                     <TextBox x:Name="SortIdInput" Width="36" Grid.Row="1" Grid.Column="1" Margin="0,10,0,0" HorizontalAlignment="Left"
                              TextChanged="SortIdInput_TextChanged" LostFocus="SortIdInput_LostFocus" KeyUp="Input_KeyUp"/>
-                    <ComboBox x:Name="WineVarietyInput" Grid.Row="1" Grid.Column="1" Margin="41,10,10,10"
+                    <ComboBox x:Name="WineVarietyInput" Grid.Row="1" Grid.Column="1" Grid.ColumnSpan="2" Margin="41,10,10,10"
                               ItemTemplate="{StaticResource WineVarietyTemplate}" TextSearch.TextPath="Name"
                               SelectionChanged="WineVarietyInput_SelectionChanged" KeyUp="Input_KeyUp"/>
 
-                    <Label Content="Attribut:" Margin="10,40,0,0" Grid.Column="0"/>
-                    <ComboBox x:Name="AttributeInput" Grid.Row="1" Grid.Column="1" Margin="0,40,10,10"
+                    <Label Content="Attr./Bewirt.:" Margin="10,40,0,0" Grid.Column="0"/>
+                    <ComboBox x:Name="AttributeInput" Grid.Row="1" Grid.Column="1" Margin="0,40,5,10"
                               DisplayMemberPath="Name"
                               SelectionChanged="AttributeInput_SelectionChanged" KeyUp="Input_KeyUp"/>
+                    <ComboBox x:Name="CultivationInput" Grid.Row="1" Grid.Column="2" Margin="0,40,10,10"
+                              DisplayMemberPath="Name"
+                              SelectionChanged="CultivationInput_SelectionChanged" KeyUp="Input_KeyUp"/>
                 </Grid>
             </GroupBox>
 
@@ -337,7 +345,7 @@
                               VerticalAlignment="Top" HorizontalAlignment="Left" Margin="10,45,10,10" Grid.Column="0" Grid.ColumnSpan="2"
                               Checked="CheckBox_Changed" Unchecked="CheckBox_Changed"/>
 
-                    <CheckBox x:Name="GerebeltGewogenInput" Content="Gerebelt gewogen"
+                    <CheckBox x:Name="GerebeltGewogenInput" Content="Netto (gerebelt gewogen)"
                               VerticalAlignment="Top" HorizontalAlignment="Left" Margin="10,75,10,10" Grid.Column="0" Grid.ColumnSpan="2"
                               Checked="GerebeltGewogenInput_Changed" Unchecked="GerebeltGewogenInput_Changed"/>
 
@@ -411,7 +419,8 @@
                                     <TextBlock Text="{Binding Kmw, StringFormat='{}{0:0.0}°'}" Width="40" TextAlignment="Right" Padding="0,0,10,0"/>
                                     <TextBlock Text="{Binding QualId}" Width="30"/>
                                     <TextBlock Text="{Binding Weight, StringFormat='{}{0:N0} kg'}" Width="60" TextAlignment="Right" Padding="0,0,10,0"/>
-                                    <TextBlock Text="{Binding Attribute.Name}" Width="100"/>
+                                    <TextBlock Text="{Binding Attribute.Name}" Width="60"/>
+                                    <TextBlock Text="{Binding Cultivation.Name}" Width="50"/>
                                 </StackPanel>
                             </DataTemplate>
                         </ListBox.ItemTemplate>

Elwig/Windows/DeliveryAdminWindow.xaml.cs

@@ -76,17 +76,20 @@ namespace Elwig.Windows {
             if (IsReceipt) {
                 Title = $"Übernahme - {App.BranchName} - Elwig";
                 TodayOnlyInput.IsChecked = true;
-                var n = App.Scales.Count;
+                var n = App.CommandScales.Count;
                 if (n < 1) WeighingAButton.Visibility = Visibility.Hidden;
                 if (n < 2) WeighingBButton.Visibility = Visibility.Hidden;
                 if (n < 3) WeighingCButton.Visibility = Visibility.Hidden;
                 if (n < 4) WeighingDButton.Visibility = Visibility.Hidden;
                 if (n == 1) WeighingAButton.Content = "Wiegen";
-                if (n > 1) WeighingAButton.Content = $"Wiegen {App.Scales[0].ScaleId}";
-                if (n >= 2) WeighingBButton.Content = $"Wiegen {App.Scales[1].ScaleId}";
-                if (n >= 3) WeighingCButton.Content = $"Wiegen {App.Scales[2].ScaleId}";
-                if (n >= 4) WeighingDButton.Content = $"Wiegen {App.Scales[3].ScaleId}";
+                if (n > 1) WeighingAButton.Content = $"Wiegen {App.CommandScales[0].ScaleId}";
+                if (n >= 2) WeighingBButton.Content = $"Wiegen {App.CommandScales[1].ScaleId}";
+                if (n >= 3) WeighingCButton.Content = $"Wiegen {App.CommandScales[2].ScaleId}";
+                if (n >= 4) WeighingDButton.Content = $"Wiegen {App.CommandScales[3].ScaleId}";
                 WeighingManualButton.Margin = new Thickness(10, 10 + n * 32, 10, 10);
+                foreach (var s in App.EventScales) {
+                    s.WeighingEvent += Scale_Weighing;
+                }
             } else {
                 WeighingManualButton.Visibility = Visibility.Hidden;
                 WeighingAButton.Visibility = Visibility.Hidden;
@@ -100,15 +103,9 @@ namespace Elwig.Windows {
             Member = Context.Members.Find(mgnr) ?? throw new ArgumentException("MgNr argument has invalid value");
             Title = $"Lieferungen - {Member.AdministrativeName} - Elwig";
             AllSeasonsInput.IsEnabled = true;
-            AllSeasonsInput.IsChecked = true;
         }
 
         private void Window_Loaded(object sender, RoutedEventArgs evt) {
-            Menu_Print_DeliveryJournal_ShowToday.IsEnabled = App.IsPrintingReady;
-            Menu_Print_DeliveryJournal_PrintToday.IsEnabled = App.IsPrintingReady;
-            Menu_Print_DeliveryJournal_ShowFilter.IsEnabled = App.IsPrintingReady;
-            Menu_Print_DeliveryJournal_PrintFilter.IsEnabled = App.IsPrintingReady;
-
             OnSecondPassed(null, null);
             Timer.Start();
             LockInputs();
@@ -116,7 +113,7 @@ namespace Elwig.Windows {
                 NewDeliveryButton_Click(null, null);
                 if ((Context.Seasons.Find(Utils.CurrentYear)) == null) {
                     MessageBox.Show("Die Saison für das aktuelle Jahr wurde noch nicht erstellt. Neue Lieferungen können nicht abgespeichert werden.",
-                        "Saison noch nicht erstellt", MessageBoxButton.OK, MessageBoxImage.Error);
+                        "Saison noch nicht erstellt", MessageBoxButton.OK, MessageBoxImage.Warning);
                 }
             }
         }
@@ -124,19 +121,27 @@ namespace Elwig.Windows {
         private async void Menu_Print_ShowDeliveryNote_Click(object sender, RoutedEventArgs evt) {
             if (DeliveryList.SelectedItem is not Delivery d) return;
             Mouse.OverrideCursor = Cursors.AppStarting;
-            using var doc = new DeliveryNote(d, Context);
-            await doc.Generate();
+            try {
+                using var doc = new DeliveryNote(d, Context);
+                await doc.Generate();
+                doc.Show();
+            } catch (Exception exc) {
+                MessageBox.Show(exc.Message, "Fehler", MessageBoxButton.OK, MessageBoxImage.Error);
+            }
             Mouse.OverrideCursor = null;
-            doc.Show();
         }
 
         private async void Menu_Print_PrintDeliveryNote_Click(object sender, RoutedEventArgs evt) {
             if (DeliveryList.SelectedItem is not Delivery d) return;
             Mouse.OverrideCursor = Cursors.AppStarting;
-            using var doc = new DeliveryNote(d, Context);
-            await doc.Generate();
+            try {
+                using var doc = new DeliveryNote(d, Context);
+                await doc.Generate();
+                await doc.Print();
+            } catch (Exception exc) {
+                MessageBox.Show(exc.Message, "Fehler", MessageBoxButton.OK, MessageBoxImage.Error);
+            }
             Mouse.OverrideCursor = null;
-            await doc.Print();
         }
 
         private async void Menu_Export_Bki_Click(object sender, RoutedEventArgs evt) {
@@ -158,36 +163,52 @@ namespace Elwig.Windows {
 
         private async void Menu_Print_DeliveryJournal_ShowToday_Click(object sender, RoutedEventArgs evt) {
             Mouse.OverrideCursor = Cursors.AppStarting;
-            var doc = new DeliveryJournal(Context, DateOnly.FromDateTime(Utils.Today));
-            await doc.Generate();
+            try {
+                var doc = new DeliveryJournal(Context, DateOnly.FromDateTime(Utils.Today));
+                await doc.Generate();
+                doc.Show();
+            } catch (Exception exc) {
+                MessageBox.Show(exc.Message, "Fehler", MessageBoxButton.OK, MessageBoxImage.Error);
+            }
             Mouse.OverrideCursor = null;
-            doc.Show();
         }
 
         private async void Menu_Print_DeliveryJournal_PrintToday_Click(object sender, RoutedEventArgs evt) {
             Mouse.OverrideCursor = Cursors.AppStarting;
-            var doc = new DeliveryJournal(Context, DateOnly.FromDateTime(Utils.Today));
-            await doc.Generate();
+            try {
+                var doc = new DeliveryJournal(Context, DateOnly.FromDateTime(Utils.Today));
+                await doc.Generate();
+                await doc.Print();
+            } catch (Exception exc) {
+                MessageBox.Show(exc.Message, "Fehler", MessageBoxButton.OK, MessageBoxImage.Error);
+            }
             Mouse.OverrideCursor = null;
-            await doc.Print();
         }
 
         private async void Menu_Print_DeliveryJournal_ShowFilter_Click(object sender, RoutedEventArgs evt) {
             Mouse.OverrideCursor = Cursors.AppStarting;
-            var (f, _, d, _, _) = await GetFilters();
-            var doc = new DeliveryJournal(string.Join(" / ", f), d);
-            await doc.Generate();
+            try {
+                var (f, _, d, _, _) = await GetFilters();
+                var doc = new DeliveryJournal(string.Join(" / ", f), d);
+                await doc.Generate();
+                doc.Show();
+            } catch (Exception exc) {
+                MessageBox.Show(exc.Message, "Fehler", MessageBoxButton.OK, MessageBoxImage.Error);
+            }
             Mouse.OverrideCursor = null;
-            doc.Show();
         }
 
         private async void Menu_Print_DeliveryJournal_PrintFilter_Click(object sender, RoutedEventArgs evt) {
             Mouse.OverrideCursor = Cursors.AppStarting;
-            var (f, _, d, _, _) = await GetFilters();
-            var doc = new DeliveryJournal(string.Join(" / ", f), d);
-            await doc.Generate();
+            try {
+                var (f, _, d, _, _) = await GetFilters();
+                var doc = new DeliveryJournal(string.Join(" / ", f), d);
+                await doc.Generate();
+                doc.Show();
+            } catch (Exception exc) {
+                MessageBox.Show(exc.Message, "Fehler", MessageBoxButton.OK, MessageBoxImage.Error);
+            }
             Mouse.OverrideCursor = null;
-            doc.Show();
         }
 
         private void Menu_Settings_EnableFreeEditing_Checked(object sender, RoutedEventArgs evt) {
@@ -289,7 +310,7 @@ namespace Elwig.Windows {
             if (ctrl == MgNrInput || ctrl == MemberInput) {
                 SortIdInput.Focus();
                 SortIdInput.SelectAll();
-            } else if (ctrl == SortIdInput || ctrl == WineVarietyInput || ctrl == AttributeInput) {
+            } else if (ctrl == SortIdInput || ctrl == WineVarietyInput || ctrl == AttributeInput || ctrl == CultivationInput) {
                 GradationOeInput.Focus();
                 GradationOeInput.TextBox.SelectAll();
             } else if (ctrl == GradationKmwInput || ctrl == GradationOeInput || ctrl == WineQualityLevelInput) {
@@ -333,6 +354,8 @@ namespace Elwig.Windows {
             var filterZwst = new List<string>();
             var filterAttr = new List<string>();
             var filterNotAttr = new List<string>();
+            var filterCult = new List<string>();
+            var filterNotCult = new List<string>();
             var filterDate = new List<(string?, string?)>();
             var filterTime = new List<(string?, string?)>();
             int filterYearGt = 0, filterYearLt = 0;
@@ -345,7 +368,8 @@ namespace Elwig.Windows {
                 var qual = await Context.WineQualityLevels.Where(q => !q.IsPredicate).ToDictionaryAsync(q => q.QualId, q => q);
                 var mgnr = await Context.Members.ToDictionaryAsync(m => m.MgNr.ToString(), m => m);
                 var zwst = await Context.Branches.ToDictionaryAsync(b => b.Name.ToLower().Split(" ")[0], b => b);
-                var attr = await Context.WineAttributes.ToDictionaryAsync(a => a.Name.ToLower().Split(" ")[0], a => a);
+                var attr = await Context.WineAttributes.ToDictionaryAsync(a => a.Name.ToLower().Split(' ')[0], a => a);
+                var cult = await Context.WineCultivations.ToDictionaryAsync(c => c.Name.ToLower().Split(' ')[0], c => c);
 
                 for (int i = 0; i < filter.Count; i++) {
                     var e = filter[i];
@@ -397,6 +421,16 @@ namespace Elwig.Windows {
                         filterNotAttr.Add(a.AttrId);
                         filter.RemoveAt(i--);
                         filterNames.Add($"ohne Attribut {a.Name}");
+                    } else if (cult.ContainsKey(e.ToLower())) {
+                        var c = cult[e.ToLower()];
+                        filterCult.Add(c.CultId);
+                        filter.RemoveAt(i--);
+                        filterNames.Add($"Bewirtschaftung {c.Name}");
+                    } else if (e[0] == '!' && cult.ContainsKey(e[1..].ToLower())) {
+                        var c = cult[e[1..].ToLower()];
+                        filterNotCult.Add(c.CultId);
+                        filter.RemoveAt(i--);
+                        filterNames.Add($"ohne Bewirtschaftung {c.Name}");
                     } else if (zwst.ContainsKey(e.ToLower())) {
                         var b = zwst[e.ToLower()];
                         filterZwst.Add(b.ZwstId);
@@ -454,8 +488,8 @@ namespace Elwig.Windows {
                         var s = date.ToString("yyyy-MM-dd");
                         filterDate.Add((s, s));
                         filter.RemoveAt(i--);
-                        if (filterNames.Contains(SeasonInput.Value.ToString()) && SeasonInput.Value == date.Year)
-                            filterNames.Remove(SeasonInput.Value.ToString());
+                        if (filterNames.Contains(SeasonInput.Value.ToString()!) && SeasonInput.Value == date.Year)
+                            filterNames.Remove(SeasonInput.Value.ToString()!);
                         filterNames.Add(date.ToString("dd.MM.yyyy"));
                     } else if (Utils.DateFromToRegex.IsMatch(e)) {
                         var parts = e.Split("-");
@@ -467,11 +501,11 @@ namespace Elwig.Windows {
                             filter.RemoveAt(i--);
                             var n = string.Join('.', s.Split('-').Reverse());
                             if (dParts[2] == "") {
-                                filterNames.Remove(SeasonInput.Value.ToString());
+                                filterNames.Remove(SeasonInput.Value.ToString()!);
                                 filterNames.Add(n + SeasonInput.Value.ToString());
                             } else {
                                 if (SeasonInput.Value.ToString() == dParts[2])
-                                    filterNames.Remove(SeasonInput.Value.ToString());
+                                    filterNames.Remove(SeasonInput.Value.ToString()!);
                                 filterNames.Add(n);
                             }
                         } else if (parts.Length == 2) {
@@ -521,6 +555,8 @@ namespace Elwig.Windows {
                 if (filterZwst.Count > 0) prd = prd.And(p => filterZwst.Contains(p.Delivery.ZwstId));
                 if (filterAttr.Count > 0) prd = prd.And(p => p.AttrId != null && filterAttr.Contains(p.AttrId));
                 if (filterNotAttr.Count > 0) prd = prd.And(p => p.AttrId == null || !filterNotAttr.Contains(p.AttrId));
+                if (filterCult.Count > 0) prd = prd.And(p => p.CultId != null && filterCult.Contains(p.CultId));
+                if (filterNotCult.Count > 0) prd = prd.And(p => p.CultId == null || !filterNotCult.Contains(p.CultId));
                 if (filterKmwGt > 0) prd = prd.And(p => p.Kmw >= filterKmwGt);
                 if (filterKmwLt > 0) prd = prd.And(p => p.Kmw < filterKmwLt);
                 if (filterOeGt > 0) prd = prd.And(p => p.Kmw * (4.54 + 0.022 * p.Kmw) >= filterOeGt);
@@ -644,9 +680,10 @@ namespace Elwig.Windows {
                     AddGradationToolTipRow(1, "Gradation", null, kmwMin, kmwAvg, kmwMax);
 
                     var attrGroups = await deliveryParts
-                        .GroupBy(p => p.Attribute.Name)
+                        .GroupBy(p => new { Attr = p.Attribute.Name, Cult = p.Cultivation.Name })
                         .Select(g => new {
-                            Attr = g.Key,
+                            g.Key.Attr,
+                            g.Key.Cult,
                             Weight = g.Sum(p => p.Weight),
                             Min = g.Min(p => p.Kmw),
                             Avg = g.Sum(p => p.Kmw * p.Weight) / g.Sum(p => p.Weight),
@@ -669,11 +706,13 @@ namespace Elwig.Windows {
                         .ToListAsync();
                     var groups = await deliveryParts
                         .GroupBy(p => new {
-                            p.Attribute.Name,
+                            Attr = p.Attribute.Name,
+                            Cult = p.Cultivation.Name,
                             p.SortId,
                         })
                         .Select(g => new {
-                            Attr = g.Key.Name,
+                            g.Key.Attr,
+                            g.Key.Cult,
                             g.Key.SortId,
                             Weight = g.Sum(p => p.Weight),
                             Min = g.Min(p => p.Kmw),
@@ -688,25 +727,28 @@ namespace Elwig.Windows {
                     int rowNum = 1;
                     foreach (var attrG in attrGroups) {
                         rowNum++;
-                        AddWeightToolTipRow(rowNum++, attrG.Attr, null, attrG.Weight, attrG.Weight, weight);
-                        foreach (var g in groups.Where(g => g.Attr == attrG.Attr).OrderByDescending(g => g.Weight).ThenBy(g => g.SortId)) {
+                        var name = attrG.Attr == null && attrG.Cult == null ? null : attrG.Attr + (attrG.Attr != null && attrG.Cult != null ? " / " : "") + attrG.Cult;
+                        AddWeightToolTipRow(rowNum++, name, null, attrG.Weight, attrG.Weight, weight);
+                        foreach (var g in groups.Where(g => g.Attr == attrG.Attr && g.Cult == attrG.Cult).OrderByDescending(g => g.Weight).ThenBy(g => g.SortId)) {
                             AddWeightToolTipRow(rowNum++, null, g.SortId, g.Weight, attrG.Weight, weight);
                         }
                     }
                     rowNum = 2;
                     foreach (var attrG in attrGroups) {
                         rowNum++;
-                        AddGradationToolTipRow(rowNum++, attrG.Attr, null, attrG.Min, attrG.Avg, attrG.Max);
-                        foreach (var g in groups.Where(g => g.Attr == attrG.Attr).OrderByDescending(g => g.Avg).ThenBy(g => g.SortId)) {
+                        var name = attrG.Attr == null && attrG.Cult == null ? null : attrG.Attr + (attrG.Attr != null && attrG.Cult != null ? " / " : "") + attrG.Cult;
+                        AddGradationToolTipRow(rowNum++, name, null, attrG.Min, attrG.Avg, attrG.Max);
+                        foreach (var g in groups.Where(g => g.Attr == attrG.Attr && g.Cult == attrG.Cult).OrderByDescending(g => g.Avg).ThenBy(g => g.SortId)) {
                             AddGradationToolTipRow(rowNum++, null, g.SortId, g.Min, g.Avg, g.Max);
                         }
                     }
 
                     if (attrGroups.Count == 1) {
-                        var g = attrGroups.First().Attr;
-                        if (g != null) {
-                            StatusWeight.Text += $" [{g}]";
-                            StatusGradation.Text += $" [{g}]";
+                        var g = attrGroups.First();
+                        var name = g.Attr == null && g.Cult == null ? null : g.Attr + (g.Attr != null && g.Cult != null ? " / " : "") + g.Cult;
+                        if (name != null) {
+                            StatusWeight.Text += $" [{name}]";
+                            StatusGradation.Text += $" [{name}]";
                         }
                         if (sortGroups.Count > 1 && sortGroups.Count <= 4) {
                             StatusWeight.Text += $" = {string.Join(" + ", sortGroups.Select(g => $"{g.Weight:N0} kg ({(double)g.Weight / weight:0%})" + (g.SortId == null ? "" : $" [{g.SortId}]")))}";
@@ -714,8 +756,8 @@ namespace Elwig.Windows {
 
                         }
                     } else if (attrGroups.Count <= 4) {
-                        StatusWeight.Text += $" = {string.Join(" + ", attrGroups.Select(g => $"{g.Weight:N0} kg ({(double)g.Weight / weight:0%})" + (g.Attr == null ? "" : $" [{g.Attr}]")))}";
-                        StatusGradation.Text += $" = {string.Join(" + ", attrGroups.Select(g => $"{g.Min:N1}/{g.Avg:N1}/{g.Max:N1}" + (g.Attr == null ? "" : $" [{g.Attr}]")))}";
+                        StatusWeight.Text += $" = {string.Join(" + ", attrGroups.Select(g => $"{g.Weight:N0} kg ({(double)g.Weight / weight:0%})" + (g.Attr == null && g.Cult == null ? "" : $" [{g.Attr}{(g.Attr != null && g.Cult != null ? " / " : "")}{g.Cult}]")))}";
+                        StatusGradation.Text += $" = {string.Join(" + ", attrGroups.Select(g => $"{g.Min:N1}/{g.Avg:N1}/{g.Max:N1}" + (g.Attr == null && g.Cult == null ? "" : $" [{g.Attr}{(g.Attr != null && g.Cult != null ? " / " : "")}{g.Cult}]")))}";
                     }
                 } else {
                     StatusGradation.Text = "Gradation: -";
@@ -759,6 +801,9 @@ namespace Elwig.Windows {
             var attrList = await Context.WineAttributes.Where(a => !IsCreating || a.IsActive).OrderBy(a => a.Name).Cast<object>().ToListAsync();
             attrList.Insert(0, new NullItem(""));
             ControlUtils.RenewItemsSource(AttributeInput, attrList, i => (i as WineAttr)?.AttrId, null, ControlUtils.RenewSourceDefault.First);
+            var cultList = await Context.WineCultivations.OrderBy(a => a.Name).Cast<object>().ToListAsync();
+            cultList.Insert(0, new NullItem(""));
+            ControlUtils.RenewItemsSource(CultivationInput, cultList, i => (i as WineCult)?.CultId, null, ControlUtils.RenewSourceDefault.First);
             ControlUtils.RenewItemsSource(WineQualityLevelInput, await Context.WineQualityLevels.ToListAsync(), i => (i as WineQualLevel)?.QualId);
             ControlUtils.RenewItemsSource(ModifiersInput, await Context.Modifiers.Where(m => m.Year == y).OrderBy(m => m.Ordering).ToListAsync(), i => (i as Modifier)?.ModId);
             ControlUtils.RenewItemsSource(WineOriginInput, (await Context.WineOrigins.ToListAsync()).OrderByDescending(o => o.SortKey).ThenBy(o => o.HkId), i => (i as WineOrigin)?.HkId);
@@ -833,14 +878,15 @@ namespace Elwig.Windows {
 
             SortIdInput.Text = p?.SortId ?? "";
             ControlUtils.SelectComboBoxItem(AttributeInput, p?.Attribute, i => (i as WineAttr)?.AttrId);
+            ControlUtils.SelectComboBoxItem(CultivationInput, p?.Cultivation, i => (i as WineCult)?.CultId);
             GradationKmwInput.Text = (p != null) ? $"{p.Kmw:N1}" : "";
             ControlUtils.SelectComboBoxItem(WineQualityLevelInput, q => (q as WineQualLevel)?.QualId, p?.QualId);
             ControlUtils.SelectComboBoxItem(WineKgInput, k => (k as AT_Kg)?.KgNr, p?.KgNr);
             ControlUtils.SelectComboBoxItem(WineRdInput, r => (r as WbRd)?.RdNr, p?.RdNr);
             ControlUtils.SelectComboBoxItem(WineOriginInput, r => (r as WineOrigin)?.HkId, p?.HkId);
             WeightInput.Text = (p != null) ? $"{p.Weight:N0}" : "";
-            ManualWeighingInput.IsChecked = p?.ManualWeighing ?? false;
-            GerebeltGewogenInput.IsChecked = p?.IsGerebelt ?? false;
+            ManualWeighingInput.IsChecked = p?.IsManualWeighing ?? false;
+            GerebeltGewogenInput.IsChecked = p?.IsNetWeight ?? false;
             ControlUtils.SelectCheckComboBoxItems(ModifiersInput, p?.Modifiers, i => (i as Modifier)?.ModId);
             PartCommentInput.Text = p?.Comment ?? "";
             TemperatureInput.Text = (p != null && p.Temperature != null) ? $"{p.Temperature:N1}" : "";
@@ -890,20 +936,21 @@ namespace Elwig.Windows {
             } else if (IsCreating || InputHasChanged(TimeInput)) {
                 d.TimeString = (TimeInput.Text != "") ? TimeInput.Text + ":00" : null;
             }
-            d.ZwstId = (BranchInput.SelectedItem as Branch)?.ZwstId;
+            d.ZwstId = (BranchInput.SelectedItem as Branch)!.ZwstId;
             d.LsNr = LsNrInput.Text;
             d.MgNr = int.Parse(MgNrInput.Text);
             d.Comment = (CommentInput.Text == "") ? null : CommentInput.Text;
 
-            p.SortId = (WineVarietyInput.SelectedItem as WineVar)?.SortId;
+            p.SortId = (WineVarietyInput.SelectedItem as WineVar)!.SortId;
             p.AttrId = (AttributeInput.SelectedItem as WineAttr)?.AttrId;
+            p.CultId = (CultivationInput.SelectedItem as WineCult)?.CultId;
             p.Kmw = double.Parse(GradationKmwInput.Text);
-            p.QualId = (WineQualityLevelInput.SelectedItem as WineQualLevel)?.QualId;
-            p.HkId = (WineOriginInput.SelectedItem as WineOrigin)?.HkId;
+            p.QualId = (WineQualityLevelInput.SelectedItem as WineQualLevel)!.QualId;
+            p.HkId = (WineOriginInput.SelectedItem as WineOrigin)!.HkId;
             p.KgNr = (WineKgInput.SelectedItem as AT_Kg)?.KgNr;
             p.RdNr = (WineRdInput.SelectedItem as WbRd)?.RdNr;
 
-            p.IsGerebelt = GerebeltGewogenInput.IsChecked ?? false;
+            p.IsNetWeight = GerebeltGewogenInput.IsChecked ?? false;
             p.IsHandPicked = HandPickedInput.IsChecked;
             p.IsLesewagen = LesewagenInput.IsChecked;
             p.IsGebunden = GebundenInput.IsChecked;
@@ -912,7 +959,7 @@ namespace Elwig.Windows {
             p.Comment = (PartCommentInput.Text == "") ? null : PartCommentInput.Text;
 
             p.Weight = int.Parse(WeightInput.Text.Replace(Utils.GroupSeparator, ""));
-            p.ManualWeighing = ManualWeighingInput.IsChecked ?? false;
+            p.IsManualWeighing = ManualWeighingInput.IsChecked ?? false;
             p.ScaleId = ScaleId;
             p.WeighingId = WeighingId;
             p.WeighingReason = ManualWeighingReason;
@@ -964,38 +1011,50 @@ namespace Elwig.Windows {
 
         private async void WeighingButton_Click(int index) {
             DisableWeighingButtons();
+            var start = DateTimeOffset.Now.ToUnixTimeMilliseconds();
             FinishButton.IsEnabled = false;
             NewDeliveryPartButton.IsEnabled = false;
             CancelCreatingButton.IsEnabled = false;
+            var s = App.CommandScales[index];
             try {
-                var s = App.Scales[index];
-                if (s is not ICommandScale cs) return;
-                var res = await cs.Weigh();
-                if ((res.Weight ?? 0) > 0 && res.FullWeighingId != null) {
-                    WeightInput.Text = $"{res.Weight:N0}";
-                    ScaleId = s.ScaleId;
-                    WeighingId = res.FullWeighingId;
-                } else {
-                    WeightInput.Text = "";
-                    ScaleId = null;
-                    WeighingId = null;
-                }
-                LastScaleError = null;
-            } catch (Exception e) {
-                LastScaleError = e.Message.Split(": ")[^1];
-                WeightInput.Text = "";
-                ScaleId = null;
-                WeighingId = null;
-                MessageBox.Show($"Beim Wiegen ist ein Fehler aufgetreten:\n\n{e.Message}", "Waagenfehler",
+                var res = await s.Weigh();
+                OnWeighingResult(s, res);
+            } catch (Exception ex) {
+                LastScaleError = ex.Message.Split(": ")[^1];
+                OnWeighingResult(s, new() { Weight = 0 });
+                MessageBox.Show($"Beim Wiegen ist ein Fehler aufgetreten:\n\n{ex.Message}", "Waagenfehler",
                        MessageBoxButton.OK, MessageBoxImage.Error);
             }
             ManualWeighingReason = null;
             ManualWeighingInput.IsChecked = false;
-            base.TextBox_TextChanged(WeightInput, null);
+            var end = DateTimeOffset.Now.ToUnixTimeMilliseconds();
+            int diff = (int)(end - start);
+            if (diff < 1000 && WeightInput.Text.Length != 0) await Task.Delay(1000 - diff);
             EnableWeighingButtons();
+        }
+
+        private void OnWeighingResult(IScale scale, WeighingResult res) {
+            if ((res.Weight ?? 0) > 0 && res.FullWeighingId != null) {
+                WeightInput.Text = $"{res.Weight:N0}";
+                ScaleId = scale.ScaleId;
+                WeighingId = res.FullWeighingId;
+                ManualWeighingReason = null;
+                ManualWeighingInput.IsChecked = false;
+            } else {
+                WeightInput.Text = "";
+                ScaleId = null;
+                WeighingId = null;
+            }
+            LastScaleError = null;
+            TextBox_TextChanged(WeightInput, null);
             UpdateButtons();
         }
 
+        private void Scale_Weighing(object sender, WeighingEventArgs evt) {
+            if (sender is not IScale scale) return;
+            App.MainDispatcher.BeginInvoke(() => OnWeighingResult(scale, evt.Result));
+        }
+
         private async void SearchInput_TextChanged(object sender, RoutedEventArgs evt) {
             TextFilter = SearchInput.Text.ToLower().Split(" ").ToList().FindAll(e => e.Length > 0);
             await RefreshDeliveryListQuery(true);
@@ -1113,14 +1172,18 @@ namespace Elwig.Windows {
             await RefreshDeliveryParts();
             if (p?.Delivery != null) {
                 Mouse.OverrideCursor = Cursors.AppStarting;
-                using var doc = new DeliveryNote(p.Delivery, Context);
-                await doc.Generate();
-                Mouse.OverrideCursor = null;
-                if (App.Config.Debug) {
-                    doc.Show();
-                } else {
-                    await doc.Print(2);
+                try {
+                    using var doc = new DeliveryNote(p.Delivery, Context);
+                    await doc.Generate();
+                    if (App.Config.Debug) {
+                        doc.Show();
+                    } else {
+                        await doc.Print(2);
+                    }
+                } catch (Exception exc) {
+                    MessageBox.Show(exc.Message, "Fehler", MessageBoxButton.OK, MessageBoxImage.Error);
                 }
+                Mouse.OverrideCursor = null;
             }
             FinishButton.Cursor = null;
             DeliveryList.SelectedItem = null;
@@ -1511,11 +1574,11 @@ namespace Elwig.Windows {
 
         private void EnableWeighingButtons() {
             WeighingManualButton.IsEnabled = true;
-            var n = App.Scales.Count;
-            WeighingAButton.IsEnabled = n > 0 && App.Scales[0].IsReady;
-            WeighingBButton.IsEnabled = n > 1 && App.Scales[1].IsReady;
-            WeighingCButton.IsEnabled = n > 2 && App.Scales[2].IsReady;
-            WeighingDButton.IsEnabled = n > 3 && App.Scales[3].IsReady;
+            var n = App.CommandScales.Count;
+            WeighingAButton.IsEnabled = n > 0 && App.CommandScales[0].IsReady;
+            WeighingBButton.IsEnabled = n > 1 && App.CommandScales[1].IsReady;
+            WeighingCButton.IsEnabled = n > 2 && App.CommandScales[2].IsReady;
+            WeighingDButton.IsEnabled = n > 3 && App.CommandScales[3].IsReady;
         }
 
         private async Task UpdateLsNr() {
@@ -1552,11 +1615,13 @@ namespace Elwig.Windows {
                 WineVarietyInput.SelectedItem = Context.WineVarieties.Find(text[0..2]);
                 if (text.Length >= 3) {
                     ControlUtils.SelectComboBoxItem(AttributeInput, Context.WineAttributes.Find(text[2..]), a => (a as WineAttr)?.AttrId);
+                    ControlUtils.SelectComboBoxItem(CultivationInput, Context.WineCultivations.Find(text[2..]), i => (i as WineCult)?.CultId);
                     SortIdInput.Text = text[0..2];
                 }
             } else {
                 WineVarietyInput.SelectedItem = null;
                 AttributeInput.SelectedIndex = 0;
+                CultivationInput.SelectedIndex = 0;
             }
         }
 
@@ -1637,6 +1702,10 @@ namespace Elwig.Windows {
 
         }
 
+        private void CultivationInput_SelectionChanged(object sender, SelectionChangedEventArgs evt) {
+
+        }
+
         private void ModifiersInput_SelectionChanged(object sender, ItemSelectionChangedEventArgs evt) {
             if (!IsEditing && !IsCreating) return;
             var mod = ModifiersInput.SelectedItems.Cast<Modifier>();
@@ -1743,5 +1812,10 @@ namespace Elwig.Windows {
             }
             CheckBox_Changed(sender, evt);
         }
+
+        private void MemberReferenceButton_Click(object sender, RoutedEventArgs evt) {
+            if (MemberInput.SelectedItem is not Member m) return;
+            App.FocusMember(m.MgNr);
+        }
     }
 }

Elwig/Windows/DeliveryConfirmationsWindow.xaml

@@ -1,35 +0,0 @@
-<local:ContextWindow x:Class="Elwig.Dialogs.DeliveryConfirmationsWindow"
-                     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
-                     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-                     xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-                     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-                     xmlns:local="clr-namespace:Elwig.Windows"
-                     mc:Ignorable="d"
-                     Loaded="Window_Loaded"
-                     Title="Anlieferungsbestätingungen - Elwig" Height="500" Width="800" MinHeight="400" MinWidth="600">
-    <Grid>
-        <GroupBox Header="Sortieren nach" Margin="10,10,10,10" Width="180" Height="80" VerticalAlignment="Top" HorizontalAlignment="Left">
-            <StackPanel Margin="5,5,0,5">
-                <RadioButton GroupName="Order" x:Name="OrderMgNrInput" Content="Mitgliedsnummer" IsChecked="True"/>
-                <RadioButton GroupName="Order" x:Name="OrderNameInput" Content="Name"/>
-                <RadioButton GroupName="Order" x:Name="OrderPlzInput" Content="PLZ, Ort, Name"/>
-            </StackPanel>
-        </GroupBox>
-
-        <CheckBox x:Name="AllMembersInput" HorizontalAlignment="Left" VerticalAlignment="Top" Margin="10,100,10,10">
-            <TextBlock>Auch Mitglieder ohne<LineBreak/>Lieferungen miteinbeziehen</TextBlock>
-        </CheckBox>
-
-        <TextBox x:Name="TextElement" TextWrapping="Wrap" VerticalScrollBarVisibility="Visible" AcceptsReturn="True"
-                 HorizontalAlignment="Stretch" VerticalAlignment="Stretch" Margin="200,10,10,10" Height="Auto"/>
-
-        <ProgressBar x:Name="ProgressBar" Margin="10,0,0,74" Height="27" Width="180"
-                     VerticalAlignment="Bottom" HorizontalAlignment="Left"/>
-        <Button x:Name="ShowButton" Content="Vorschau" FontSize="14" Width="180" Margin="10,10,10,42" Height="27" Tag="Print" IsEnabled="False"
-                Click="ShowButton_Click"
-                VerticalAlignment="Bottom" HorizontalAlignment="Left"/>
-        <Button x:Name="PrintButton" Content="Drucken" FontSize="14" Width="180" Margin="10,10,10,10" Height="27" Tag="Print" IsEnabled="False"
-                Click="PrintButton_Click"
-                VerticalAlignment="Bottom" HorizontalAlignment="Left"/>
-    </Grid>
-</local:ContextWindow>

Elwig/Windows/DeliveryConfirmationsWindow.xaml.cs

@@ -1,109 +0,0 @@
-using Elwig.Documents;
-using Elwig.Models.Dtos;
-using Elwig.Models.Entities;
-using Elwig.Windows;
-using Microsoft.EntityFrameworkCore;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading.Tasks;
-using System.Windows;
-using System.Windows.Input;
-
-namespace Elwig.Dialogs {
-    public partial class DeliveryConfirmationsWindow : ContextWindow {
-
-        public readonly int Year;
-
-        public DeliveryConfirmationsWindow(int year) {
-            InitializeComponent();
-            Year = year;
-            Title = $"Anlieferungsbestätigungen - Lese {Year} - Elwig";
-            TextElement.Text = App.Client.TextDeliveryConfirmation;
-        }
-
-        private void Window_Loaded(object sender, RoutedEventArgs evt) {
-            ShowButton.IsEnabled = App.IsPrintingReady;
-            PrintButton.IsEnabled = App.IsPrintingReady;
-        }
-
-        protected override async Task OnRenewContext() { }
-
-        private async Task UpdateTextParameter() {
-            var text = TextElement.Text;
-            if (text.Length == 0) text = null;
-            if (text != App.Client.TextDeliveryConfirmation) {
-                App.Client.TextDeliveryConfirmation = text;
-                await App.Client.UpdateValues();
-            }
-        }
-
-        private async Task Generate(int mode) {
-
-            Mouse.OverrideCursor = Cursors.AppStarting;
-            await UpdateTextParameter();
-
-            IQueryable<Member> members;
-            if (AllMembersInput.IsChecked == true) {
-                members = Context.Members.Where(m => m.IsActive);
-            } else {
-                members = Context.Members.FromSqlRaw($"""
-                    SELECT m.*
-                    FROM member m
-                        INNER JOIN delivery d ON d.mgnr = m.mgnr
-                    WHERE d.year = {Year}
-                    GROUP BY m.mgnr
-                    """);
-            }
-
-            if (OrderMgNrInput.IsChecked == true) {
-                members = members
-                    .OrderBy(m => m.MgNr);
-            } else if (OrderNameInput.IsChecked == true) {
-                members = members
-                    .OrderBy(m => m.FamilyName)
-                    .ThenBy(m => m.GivenName)
-                    .ThenBy(m => m.MgNr);
-            } else if (OrderPlzInput.IsChecked == true) {
-                members = members
-                    .OrderBy(m => m.PostalDest.AtPlz.Plz)
-                    .ThenBy(m => m.PostalDest.AtPlz.Ort.Name)
-                    .ThenBy(m => m.FamilyName)
-                    .ThenBy(m => m.GivenName)
-                    .ThenBy(m => m.MgNr);
-            }
-
-            IEnumerable<Member> list = await members.ToListAsync();
-            var data = await DeliveryConfirmationDeliveryData.ForSeason(Context.DeliveryParts, Year);
-            using var doc = Document.Merge(list.Select(m =>
-                new DeliveryConfirmation(Context, Year, m, data.TryGetValue(m.MgNr, out var d) ? d : DeliveryConfirmationDeliveryData.CreateEmpty(Year, m)) {
-                    //DoubleSided = true
-                }
-            ));
-            //doc.DoubleSided = true;
-            await doc.Generate(new Progress<double>(v => {
-                ProgressBar.Value = v;
-            }));
-            Mouse.OverrideCursor = null;
-
-            if (mode < 2) {
-                doc.Show();
-                return;
-            }
-            if (App.Config.Debug) {
-                doc.Show();
-            } else {
-                await doc.Print();
-            }
-            Close();
-        }
-
-        private async void ShowButton_Click(object sender, RoutedEventArgs evt) {
-            await Generate(1);
-        }
-
-        private async void PrintButton_Click(object sender, RoutedEventArgs evt) {
-            await Generate(2);
-        }
-    }
-}

Elwig/Windows/MailWindow.xaml

@@ -0,0 +1,266 @@
+<local:ContextWindow
+        x:Class="Elwig.Windows.MailWindow"
+        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        xmlns:local="clr-namespace:Elwig.Windows"
+        xmlns:xctk="http://schemas.xceed.com/wpf/xaml/toolkit"
+        mc:Ignorable="d"
+        MinWidth="650" MinHeight="400" Height="600" Width="950"
+        Closed="Window_Closed"
+        Title="Rundschreiben - Elwig">
+    <Window.Resources>
+        <Style TargetType="Label">
+            <Setter Property="HorizontalAlignment" Value="Left"/>
+            <Setter Property="VerticalAlignment" Value="Top"/>
+            <Setter Property="Padding" Value="2,4,2,4"/>
+            <Setter Property="Height" Value="25"/>
+        </Style>
+        <Style TargetType="TextBox">
+            <Setter Property="HorizontalAlignment" Value="Stretch"/>
+            <Setter Property="VerticalAlignment" Value="Top"/>
+            <Setter Property="FontSize" Value="14"/>
+            <Setter Property="Padding" Value="2"/>
+            <Setter Property="Height" Value="25"/>
+            <Setter Property="TextWrapping" Value="NoWrap"/>
+        </Style>
+    </Window.Resources>
+    <TabControl x:Name="TabControl" BorderThickness="0" PreviewDragOver="Document_PreviwDragOver" AllowDrop="True" Drop="Document_Drop">
+        <TabItem Header="Dokumente" Visibility="Collapsed">
+            <Grid>
+                <Grid.ColumnDefinitions>
+                    <ColumnDefinition Width="*"/>
+                    <ColumnDefinition Width="320"/>
+                </Grid.ColumnDefinitions>
+
+                <Grid Height="200" VerticalAlignment="Top" HorizontalAlignment="Stretch">
+                    <Grid.ColumnDefinitions>
+                        <ColumnDefinition Width="*"/>
+                        <ColumnDefinition Width="25"/>
+                        <ColumnDefinition Width="*"/>
+                    </Grid.ColumnDefinitions>
+                    <Grid.RowDefinitions>
+                        <RowDefinition Height="*"/>
+                        <RowDefinition Height="30"/>
+                    </Grid.RowDefinitions>
+
+                    <Label Content="Verfügbare Dokumente"
+                           Grid.Column="0" Margin="10,8,10,10"/>
+                    <ListBox x:Name="AvaiableDocumentsList"
+                             Grid.Column="0" Margin="10,30,10,10"
+                             SelectionChanged="AvaiableDocumentsList_SelectionChanged"/>
+
+                    <Button x:Name="DocumentAddButton" Content="&#xF0AF;" FontFamily="Segoe MDL2 Assets" FontSize="14"
+                            Grid.Column="1" Margin="0,0,0,30" VerticalAlignment="Center" Height="25" IsEnabled="False"
+                            Click="DocumentAddButton_Click"/>
+                    <Button x:Name="DocumentRemoveButton" Content="&#xE74D;" FontFamily="Segoe MDL2 Assets" FontSize="14" Padding="1.5,0,0,0"
+                            Grid.Column="1" Margin="0,30,0,0" VerticalAlignment="Center" Height="25" IsEnabled="False"
+                            Click="DocumentRemoveButton_Click"/>
+
+                    <Label Content="Ausgewählte Dokumente"
+                           Grid.Column="2" Margin="10,8,10,10"/>
+                    <ListBox x:Name="SelectedDocumentsList" DisplayMemberPath="Name"
+                             Grid.Column="2" Margin="10,30,10,37"
+                             SelectionChanged="SelectedDocumentsList_SelectionChanged">
+                        <ListBox.InputBindings>
+                            <KeyBinding Key="Delete" Command="{Binding Path=DeleteCommand, RelativeSource={RelativeSource Mode=FindAncestor, AncestorType={x:Type local:MailWindow}}}"/>
+                        </ListBox.InputBindings>
+                    </ListBox>
+                    <Button x:Name="SelectDocumentButton" Content="Durchsuchen..."
+                            Grid.Column="2" VerticalAlignment="Bottom" Margin="10,10,10,10" Height="22"
+                            Click="SelectDocumentButton_Click"/>
+                </Grid>
+
+                <GroupBox x:Name="DocumentBox" Header="Dokument" Margin="10,170,10,47" HorizontalAlignment="Stretch">
+                    <Grid>
+                        <Grid.ColumnDefinitions>
+                            <ColumnDefinition Width="70"/>
+                            <ColumnDefinition Width="*"/>
+                        </Grid.ColumnDefinitions>
+
+                        <CheckBox x:Name="DocumentNonDeliverersInput" Content="Auch Nicht-Lieferanten miteinbeziehen"
+                                  Margin="10,10,10,10" Grid.Column="1"/>
+
+                        <Label x:Name="DocumentFooterLabel" Content="Fußtext:" Margin="10,40,0,10"/>
+                        <TextBox x:Name="DeliveryConfirmationFooterInput" Grid.Column="1"
+                                 Margin="0,40,10,10" Height="Auto" VerticalAlignment="Stretch" HorizontalAlignment="Stretch"
+                                 AcceptsReturn="True" VerticalScrollBarVisibility="Visible"/>
+                        <TextBox x:Name="CreditNoteFooterInput" Grid.Column="1"
+                                 Margin="0,10,10,10" Height="Auto" VerticalAlignment="Stretch" HorizontalAlignment="Stretch"
+                                 AcceptsReturn="True" VerticalScrollBarVisibility="Visible"/>
+                    </Grid>
+                </GroupBox>
+
+                <GroupBox Header="Adressaten" Margin="10,10,10,47" Grid.Column="1">
+                    <Grid>
+                        <RadioButton GroupName="Recipients" x:Name="RecipientsActiveMembersInput" Content="aktive Mitglieder"
+                                     Margin="10,10,10,10" VerticalAlignment="Top" HorizontalAlignment="Left"
+                                     Checked="RecipientsInput_Changed" Unchecked="RecipientsInput_Changed"/>
+                        <RadioButton GroupName="Recipients" x:Name="RecipientsAreaComMembersInput" Content="Mitglieder mit Flächenbindung"
+                                     Margin="10,30,10,10" VerticalAlignment="Top" HorizontalAlignment="Left"
+                                     Checked="RecipientsInput_Changed" Unchecked="RecipientsInput_Changed"/>
+                        <RadioButton GroupName="Recipients" x:Name="RecipientsDeliveryMembersInput" Content="Lieferanten der Saison"
+                                     Margin="10,50,10,10" VerticalAlignment="Top" HorizontalAlignment="Left"
+                                     Checked="RecipientsInput_Changed" Unchecked="RecipientsInput_Changed"/>
+                        <RadioButton GroupName="Recipients" x:Name="RecipientsNonDeliveryMembersInput" Content="Nicht-Lieferanten der Saison"
+                                     Margin="10,70,10,10" VerticalAlignment="Top" HorizontalAlignment="Left"
+                                     Checked="RecipientsInput_Changed" Unchecked="RecipientsInput_Changed"/>
+                        <RadioButton GroupName="Recipients" x:Name="RecipientsCustomInput" Content="Benutzerdefiniert"
+                                     Margin="10,90,10,10" VerticalAlignment="Top" HorizontalAlignment="Left"
+                                     Checked="RecipientsInput_Changed" Unchecked="RecipientsInput_Changed"/>
+
+                        <Label Content="Zwst.:" x:Name="MemberBranchLabel" Margin="10,120,0,10"/>
+                        <xctk:CheckComboBox x:Name="MemberBranchInput" AllItemsSelectedContent="Alle Stammzweigstellen" Delimiter=", " DisplayMemberPath="Name"
+                                            Margin="50,120,10,10" VerticalAlignment="Top" HorizontalAlignment="Stretch" Height="25"
+                                            ItemSelectionChanged="MemberInput_SelectionChanged"/>
+
+                        <Label Content="Gem.:" x:Name="MemberKgLabel" Margin="10,150,0,10"/>
+                        <xctk:CheckComboBox x:Name="MemberKgInput" AllItemsSelectedContent="Alle Stammgemeinden" Delimiter=", " DisplayMemberPath="Name"
+                                            IsSelectAllActive="True" SelectAllContent="Alle Stammgemeinden"
+                                            Margin="50,150,10,10" VerticalAlignment="Top" HorizontalAlignment="Stretch" Height="25"
+                                            ItemSelectionChanged="MemberInput_SelectionChanged"/>
+
+                        <Label Content="Vtrg.:" x:Name="MemberAreaComLabel" Margin="10,180,0,10"/>
+                        <xctk:CheckComboBox x:Name="MemberAreaComInput" AllItemsSelectedContent="Alle Vertragsarten" Delimiter=", " DisplayMemberPath="VtrgId"
+                                            IsSelectAllActive="True" SelectAllContent="Alle Vertragsarten"
+                                            Margin="50,180,10,10" VerticalAlignment="Top" HorizontalAlignment="Stretch" Height="25"
+                                            ItemSelectionChanged="MemberInput_SelectionChanged"/>
+
+                        <xctk:CheckComboBox x:Name="MemberCustomInput" AllItemsSelectedContent="Alle Mitglieder" Delimiter=", " DisplayMemberPath="AdministrativeName"
+                                            IsSelectAllActive="True" SelectAllContent="Alle Mitglieder"
+                                            Margin="10,120,10,10" VerticalAlignment="Top" HorizontalAlignment="Stretch" Height="25"
+                                            ItemSelectionChanged="MemberInput_SelectionChanged"/>
+                    </Grid>
+                </GroupBox>
+
+                <Button x:Name="ContinueButton" Content="Weiter" Grid.Column="1"
+                        Margin="10,10,10,10" Height="27" Width="100" Padding="9,3" FontSize="14"
+                        VerticalAlignment="Bottom" HorizontalAlignment="Right"
+                        Click="ContinueButton_Click"/>
+            </Grid>
+        </TabItem>
+
+        <TabItem Header="Absenden" Visibility="Collapsed">
+            <Grid>
+                <Grid.ColumnDefinitions>
+                    <ColumnDefinition Width="*"/>
+                    <ColumnDefinition Width="1.5*"/>
+                </Grid.ColumnDefinitions>
+                <Grid.RowDefinitions>
+                    <RowDefinition Height="*"/>
+                    <RowDefinition Height="80"/>
+                </Grid.RowDefinitions>
+
+                <GroupBox Header="Post" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" Margin="10,10,5,10" Grid.Column="0">
+                    <Grid>
+                        <GroupBox Header="Zusenden an..." Margin="10,10,10,10" Height="150" Width="220" VerticalAlignment="Top" HorizontalAlignment="Left">
+                            <StackPanel>
+                                <RadioButton x:Name="PostalAllInput" Margin="10,10,10,2.5">
+                                    <TextBlock>
+                                        ... alle (<Run Text="{Binding Path=PostalAllCount, RelativeSource={RelativeSource Mode=FindAncestor, AncestorType={x:Type local:MailWindow}}}"/>)
+                                    </TextBlock>
+                                </RadioButton>
+                                <RadioButton x:Name="PostalWishInput" Margin="10,2.5,10,2.5" IsChecked="True">
+                                    <TextBlock>
+                                        ...Mitglieder, die Zusendung<LineBreak/>
+                                        per Post wünschen (<Run Text="{Binding Path=PostalWishCount, RelativeSource={RelativeSource Mode=FindAncestor, AncestorType={x:Type local:MailWindow}}}"/>)
+                                    </TextBlock>
+                                </RadioButton>
+                                <RadioButton x:Name="PostalNoEmailInput" Margin="10,2.5,10,2.5">
+                                    <TextBlock>
+                                        ...Mitglieder, die keine<LineBreak/>
+                                        E-Mail erhalten würden (<Run Text="{Binding Path=PostalNoEmailCount, RelativeSource={RelativeSource Mode=FindAncestor, AncestorType={x:Type local:MailWindow}}}"/>)
+                                    </TextBlock>
+                                </RadioButton>
+                                <RadioButton x:Name="PostalNobodyInput" Margin="10,2.5,10,10" Content="...niemanden (0)"/>
+                            </StackPanel>
+                        </GroupBox>
+
+                        <GroupBox Header="Sortieren nach" Margin="10,180,10,10" Width="180" Height="80" VerticalAlignment="Top" HorizontalAlignment="Left">
+                            <StackPanel Margin="5,5,0,5">
+                                <RadioButton GroupName="Order" x:Name="OrderMgNrInput" Content="Mitgliedsnummer" IsChecked="True"/>
+                                <RadioButton GroupName="Order" x:Name="OrderNameInput" Content="Name"/>
+                                <RadioButton GroupName="Order" x:Name="OrderPlzInput" Content="PLZ, Ort, Name"/>
+                            </StackPanel>
+                        </GroupBox>
+
+                        <CheckBox x:Name="DoublePagedInput" Margin="20,270,10,10" Content="Doppelseitig drucken"
+                                  VerticalAlignment="Top" HorizontalAlignment="Left"/>
+
+                        <TextBox x:Name="PostalSender1" IsEnabled="False"
+                                 Margin="10,300,10,10"/>
+                        <TextBox x:Name="PostalSender2"
+                                 Margin="10,330,10,10"/>
+
+                    </Grid>
+                </GroupBox>
+
+                <GroupBox Header="E-Mail" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" Margin="5,10,10,10" Grid.Column="1">
+                    <Grid>
+                        <GroupBox Header="Zusenden an..." Margin="80,10,10,10" Width="220" Height="110" VerticalAlignment="Top" HorizontalAlignment="Left">
+                            <StackPanel>
+                                <RadioButton x:Name="EmailAllInput" Margin="10,10,10,2.5" Checked="EmailInput_Changed">
+                                    <TextBlock>
+                                        ...alle mit E-Mail-Adressen (<Run Text="{Binding Path=EmailAllCount, RelativeSource={RelativeSource Mode=FindAncestor, AncestorType={x:Type local:MailWindow}}}"/>)
+                                    </TextBlock>
+                                </RadioButton>
+                                <RadioButton x:Name="EmailWishInput" Margin="10,2.5,10,2.5" IsChecked="True" Checked="EmailInput_Changed">
+                                    <TextBlock>
+                                            ...Mitglieder, die Zusendung<LineBreak/>
+                                            per E-Mail wünschen (<Run Text="{Binding Path=EmailWishCount, RelativeSource={RelativeSource Mode=FindAncestor, AncestorType={x:Type local:MailWindow}}}"/>)
+                                    </TextBlock>
+                                </RadioButton>
+                                <RadioButton x:Name="EmailNobodyInput" Margin="10,2.5,10,10" Content="...niemanden (0)"  Checked="EmailInput_Changed"/>
+                            </StackPanel>
+                        </GroupBox>
+
+                        <Label Content="Betreff:" Margin="10,130,10,10"/>
+                        <TextBox x:Name="EmailSubjectInput" Margin="80,130,10,10"/>
+
+                        <Label Content="Nachricht:" Margin="10,160,10,10"/>
+                        <TextBox x:Name="EmailBodyInput"
+                                 Margin="80,160,10,10" VerticalAlignment="Stretch" Height="Auto"
+                                 TextWrapping="Wrap" VerticalScrollBarVisibility="Visible" AcceptsReturn="True"/>
+                    </Grid>
+                </GroupBox>
+
+                <Grid Grid.Row="1" Grid.ColumnSpan="2" Width="400" Height="59">
+                    <Grid.ColumnDefinitions>
+                        <ColumnDefinition Width="0.7*"/>
+                        <ColumnDefinition Width="10"/>
+                        <ColumnDefinition Width="0.4*"/>
+                        <ColumnDefinition Width="5"/>
+                        <ColumnDefinition Width="0.6*"/>
+                    </Grid.ColumnDefinitions>
+                    <Grid.RowDefinitions>
+                        <RowDefinition Height="*"/>
+                        <RowDefinition Height="5"/>
+                        <RowDefinition Height="*"/>
+                    </Grid.RowDefinitions>
+
+                    <Button x:Name="GenerateButton" Content="Generieren"
+                            Grid.Row="0" Grid.Column="0" FontSize="14"
+                            Click="GenerateButton_Click"/>
+                    <ProgressBar x:Name="ProgressBar"
+                                 Grid.Row="2" Grid.Column="0" SnapsToDevicePixels="True"/>
+
+                    <Button x:Name="PreviewButton" Content="Vorschau" IsEnabled="False"
+                            Grid.Row="0" Grid.Column="2" Grid.ColumnSpan="3" FontSize="14"
+                            Click="PreviewButton_Click"/>
+                    <Button x:Name="PrintButton" Content="Drucken" IsEnabled="False"
+                            Grid.Row="2" Grid.Column="2" FontSize="14"
+                            Click="PrintButton_Click"/>
+                    <Button x:Name="EmailButton" Content="E-Mails verschicken" IsEnabled="False"
+                            Grid.Row="2" Grid.Column="4" FontSize="14"
+                            Click="EmailButton_Click"/>
+                </Grid>
+
+                <Button x:Name="BackButton" Content="Zurück" Grid.Row="1"
+                        Margin="10,10,10,10" Height="27" Width="100" Padding="9,3" FontSize="14"
+                        VerticalAlignment="Bottom" HorizontalAlignment="Left"
+                        Click="BackButton_Click"/>
+            </Grid>
+        </TabItem>
+    </TabControl>
+</local:ContextWindow>

Elwig/Windows/MailWindow.xaml.cs

@@ -0,0 +1,656 @@
+using Elwig.Documents;
+using Elwig.Helpers;
+using Elwig.Helpers.Billing;
+using Elwig.Models.Dtos;
+using Elwig.Models.Entities;
+using MailKit.Net.Smtp;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Win32;
+using MimeKit;
+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.Diagnostics;
+using System.IO;
+using System.Linq;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Input;
+
+namespace Elwig.Windows {
+    public partial class MailWindow : ContextWindow {
+
+        // used for document sorting while generating!
+        public enum DocType { Undefined, Custom, MemberDataSheet, DeliveryConfirmation, CreditNote }
+
+        public class SelectedDoc(DocType type, string name, object? details = null) {
+            public DocType Type = type;
+            public string Name { get; set; } = name;
+            public object? Details = details;
+        }
+
+        public class GeneratedDoc {
+            public DocType Type;
+            public Document Doc;
+
+            public GeneratedDoc(string pdfPath) {
+                Type = DocType.Custom;
+                Doc = Document.FromPdf(pdfPath);
+            }
+
+            public GeneratedDoc(Document doc) {
+                Type = doc is MemberDataSheet ? DocType.MemberDataSheet :
+                    doc is DeliveryConfirmation ? DocType.DeliveryConfirmation :
+                    doc is CreditNote ? DocType.CreditNote : DocType.Undefined;
+                Doc = doc;
+            }
+        }
+
+        public static readonly string[] AvaiableDocuments = [
+            MemberDataSheet.Name,
+            DeliveryConfirmation.Name,
+            CreditNote.Name,
+        ];
+
+        public readonly int? Year;
+        public ObservableCollection<SelectedDoc> SelectedDocs = [];
+        public IEnumerable<Member> Recipients = [];
+
+        protected Document? PrintDocument;
+        protected Dictionary<Member, List<Document>>? EmailDocuments;
+
+        public static readonly DependencyProperty PostalAllCountProperty = DependencyProperty.Register("PostalAllCount", typeof(int), typeof(MailWindow));
+        public int PostalAllCount {
+            get => (int)GetValue(PostalAllCountProperty);
+            private set => SetValue(PostalAllCountProperty, value);
+        }
+
+        public static readonly DependencyProperty PostalWishCountProperty = DependencyProperty.Register("PostalWishCount", typeof(int), typeof(MailWindow));
+        public int PostalWishCount {
+            get => (int)GetValue(PostalWishCountProperty);
+            private set => SetValue(PostalWishCountProperty, value);
+        }
+
+        public static readonly DependencyProperty PostalNoEmailCountProperty = DependencyProperty.Register("PostalNoEmailCount", typeof(int), typeof(MailWindow));
+        public int PostalNoEmailCount {
+            get => (int)GetValue(PostalNoEmailCountProperty);
+            private set => SetValue(PostalNoEmailCountProperty, value);
+        }
+
+        public static readonly DependencyProperty EmailAllCountProperty = DependencyProperty.Register("EmailAllCount", typeof(int), typeof(MailWindow));
+        public int EmailAllCount {
+            get => (int)GetValue(EmailAllCountProperty);
+            private set => SetValue(EmailAllCountProperty, value);
+        }
+
+        public static readonly DependencyProperty EmailWishCountProperty = DependencyProperty.Register("EmailWishCount", typeof(int), typeof(MailWindow));
+        public int EmailWishCount {
+            get => (int)GetValue(EmailWishCountProperty);
+            private set => SetValue(EmailWishCountProperty, value);
+        }
+
+        private ICommand _deleteCommand;
+        public ICommand DeleteCommand => _deleteCommand ??= new ActionCommand(() => {
+            var idx = SelectedDocumentsList.SelectedIndex;
+            if (idx == -1)
+                return;
+            SelectedDocs.RemoveAt(SelectedDocumentsList.SelectedIndex);
+            SelectedDocumentsList.SelectedIndex = idx < SelectedDocumentsList.Items.Count ? idx : idx - 1;
+        });
+
+        // powershell -Command "$(Get-WmiObject -Class Win32_Printer | Where-Object {$_.Default -eq $True}).Name"
+        public MailWindow(int? year = null) {
+            InitializeComponent();
+            Year = year ?? Context.Seasons.OrderBy(s => s.Year).LastOrDefault()?.Year;
+            Title = $"Rundschreiben - Lese {Year} - Elwig";
+
+            AvaiableDocumentsList.ItemsSource = AvaiableDocuments;
+            SelectedDocumentsList.ItemsSource = SelectedDocs;
+
+            DocumentNonDeliverersInput.Visibility = Visibility.Hidden;
+            DocumentFooterLabel.Visibility = Visibility.Hidden;
+            DeliveryConfirmationFooterInput.Visibility = Visibility.Hidden;
+            CreditNoteFooterInput.Visibility = Visibility.Hidden;
+            RecipientsActiveMembersInput.IsChecked = true;
+
+            DeliveryConfirmationFooterInput.Text = App.Client.TextDeliveryConfirmation;
+            CreditNoteFooterInput.Text = App.Client.TextCreditNote;
+
+            PostalSender1.Text = App.Client.Sender1;
+            PostalSender2.Text = App.Client.Sender2;
+            EmailSubjectInput.Text = App.Client.TextEmailSubject ?? "Rundschreiben";
+            EmailBodyInput.Text = App.Client.TextEmailBody ?? "Sehr geehrtes Mitglied,\n\nim Anhang finden Sie das aktuelle Rundschreiben.\n\nIhre Winzergenossenschaft\n";
+        }
+
+        protected override async Task OnRenewContext() {
+            var season = await Context.Seasons.FindAsync(Year);
+            var l = new List<string> {
+                MemberDataSheet.Name
+            };
+            if (season != null) {
+                l.Add($"{DeliveryConfirmation.Name} {Year}");
+                l.AddRange(season.PaymentVariants.OrderBy(v => v.AvNr).Select(v => $"{CreditNote.Name} – {v.Name}"));
+            }
+            AvaiableDocumentsList.ItemsSource = l;
+
+            ControlUtils.RenewItemsSource(MemberBranchInput, await Context.Branches
+                .Where(b => b.Members.Any())
+                .OrderBy(b => b.Name)
+                .ToListAsync(), b => (b as Branch)?.ZwstId);
+            if (MemberBranchInput.SelectedItems.Count == 0) MemberBranchInput.SelectAll();
+            ControlUtils.RenewItemsSource(MemberKgInput, await Context.Katastralgemeinden
+                .Where(k => k.WbKg.Members.Any())
+                .OrderBy(k => k.Name)
+                .ToListAsync(), k => (k as AT_Kg)?.KgNr);
+            if (MemberKgInput.SelectedItems.Count == 0) MemberKgInput.SelectAll();
+            ControlUtils.RenewItemsSource(MemberAreaComInput, await Context.AreaCommitmentTypes
+                .OrderBy(a => a.VtrgId)
+                .ToListAsync(), a => (a as AreaComType)?.VtrgId);
+            if (MemberAreaComInput.SelectedItems.Count == 0) MemberAreaComInput.SelectAll();
+            ControlUtils.RenewItemsSource(MemberCustomInput, await Context.Members
+                .Where(m => m.IsActive)
+                .OrderBy(m => m.FamilyName)
+                .ThenBy(m => m.GivenName)
+                .ToListAsync(), m => (m as Member)?.MgNr);
+            if (MemberCustomInput.SelectedItems.Count == 0) MemberCustomInput.SelectAll();
+
+            await UpdateRecipients();
+        }
+
+        private void ContinueButton_Click(object sender, RoutedEventArgs evt) {
+            TabControl.SelectedIndex = 1;
+            TabControl.AllowDrop = false;
+        }
+
+        private void BackButton_Click(object sender, RoutedEventArgs evt) {
+            TabControl.SelectedIndex = 0;
+            TabControl.AllowDrop = true;
+        }
+
+        private void Document_Drop(object sender, DragEventArgs evt) {
+            if (evt.Data.GetDataPresent(DataFormats.FileDrop)) {
+                var files = (string[])evt.Data.GetData(DataFormats.FileDrop);
+                foreach (var file in files) {
+                    if (Path.GetExtension(file) == ".pdf") {
+                        SelectedDocs.Add(new(DocType.Custom, Path.GetFileName(file), file));
+                    }
+                }
+            }
+        }
+
+        private void Document_PreviwDragOver(object sender, DragEventArgs evt) {
+            evt.Handled = TabControl.SelectedIndex == 0;
+        }
+
+        private void AvaiableDocumentsList_SelectionChanged(object sender, RoutedEventArgs evt) {
+            DocumentAddButton.IsEnabled = AvaiableDocumentsList.SelectedIndex != -1;
+        }
+
+        private void SelectedDocumentsList_SelectionChanged(object sender, RoutedEventArgs evt) {
+            DocumentRemoveButton.IsEnabled = SelectedDocumentsList.SelectedIndex != -1;
+            if (SelectedDocumentsList.SelectedItem is SelectedDoc doc) {
+                DocumentBox.Header = doc.Name;
+                if (doc.Type == DocType.DeliveryConfirmation) {
+                    DocumentNonDeliverersInput.Visibility = Visibility.Visible;
+                    DocumentFooterLabel.Visibility = Visibility.Visible;
+                    DeliveryConfirmationFooterInput.Visibility = Visibility.Visible;
+                    CreditNoteFooterInput.Visibility = Visibility.Hidden;
+                    DocumentFooterLabel.Margin = new(10, 40, 0, 10);
+                } else if (doc.Type == DocType.CreditNote) {
+                    DocumentNonDeliverersInput.Visibility = Visibility.Hidden;
+                    DocumentFooterLabel.Visibility = Visibility.Visible;
+                    DeliveryConfirmationFooterInput.Visibility = Visibility.Hidden;
+                    CreditNoteFooterInput.Visibility = Visibility.Visible;
+                    DocumentFooterLabel.Margin = new(10, 10, 0, 10);
+                } else {
+                    DocumentNonDeliverersInput.Visibility = Visibility.Hidden;
+                    DocumentFooterLabel.Visibility = Visibility.Hidden;
+                    DeliveryConfirmationFooterInput.Visibility = Visibility.Hidden;
+                    CreditNoteFooterInput.Visibility = Visibility.Hidden;
+                }
+            } else {
+                DocumentBox.Header = "Dokument";
+                DocumentNonDeliverersInput.Visibility = Visibility.Hidden;
+                DocumentFooterLabel.Visibility = Visibility.Hidden;
+                DeliveryConfirmationFooterInput.Visibility = Visibility.Hidden;
+                CreditNoteFooterInput.Visibility = Visibility.Hidden;
+            }
+        }
+
+        private void DocumentAddButton_Click(object sender, RoutedEventArgs evt) {
+            var idx = AvaiableDocumentsList.SelectedIndex;
+            if (AvaiableDocumentsList.SelectedItem is not string s)
+                return;
+            if (idx == 0) {
+                SelectedDocs.Add(new(DocType.MemberDataSheet, s, null));
+            } else if (idx == 1) {
+                SelectedDocs.Add(new(DocType.DeliveryConfirmation, s, ((int)Year!, DocumentNonDeliverersInput.IsChecked == true)));
+            } else if (idx >= 2) {
+                var name = s.Split(" – ")[^1];
+                var pv = Context.PaymentVariants.Single(v => v.Year == Year && v.Name == name)!;
+                SelectedDocs.Add(new(DocType.CreditNote, s, (pv.Year, pv.AvNr)));
+            }
+            SelectedDocumentsList.SelectedIndex = SelectedDocs.Count - 1;
+        }
+
+        private void DocumentRemoveButton_Click(object sender, RoutedEventArgs evt) {
+            DeleteCommand.Execute(null);
+        }
+
+        private void SelectDocumentButton_Click(object sender, RoutedEventArgs evt) {
+            var d = new OpenFileDialog() {
+                Title = "Dokument auswählen - Elwig",
+                DefaultExt = ".pdf",
+                Filter = "PDF-Dokument (*.pdf)|*.pdf",
+                Multiselect = true,
+            };
+            if (d.ShowDialog() == true) {
+                foreach (var file in d.FileNames) {
+                    if (Path.GetExtension(file) == ".pdf") {
+                        SelectedDocs.Add(new(DocType.Custom, Path.GetFileName(file), file));
+                    }
+                }
+            }
+        }
+
+        private async void RecipientsInput_Changed(object sender, RoutedEventArgs evt) {
+            var vis = RecipientsCustomInput.IsChecked == true ? Visibility.Hidden : Visibility.Visible;
+            MemberBranchLabel.Visibility = vis;
+            MemberBranchInput.Visibility = vis;
+            MemberKgLabel.Visibility = vis;
+            MemberKgInput.Visibility = vis;
+            MemberAreaComInput.Visibility = RecipientsAreaComMembersInput.IsChecked == true ? Visibility.Visible : Visibility.Hidden;
+            MemberAreaComLabel.Visibility = RecipientsAreaComMembersInput.IsChecked == true ? Visibility.Visible : Visibility.Hidden;
+            MemberCustomInput.Visibility = RecipientsCustomInput.IsChecked == true ? Visibility.Visible : Visibility.Hidden;
+            await UpdateRecipients();
+        }
+
+        private async void MemberInput_SelectionChanged(object sender, RoutedEventArgs evt) {
+            await UpdateRecipients();
+        }
+
+        private async Task UpdateRecipients() {
+            if (RecipientsCustomInput.IsChecked == true) {
+                Recipients = MemberCustomInput.SelectedItems.Cast<Member>().ToList();
+            } else {
+                var year = (!await Context.Deliveries.AnyAsync()) ? 0 : await Context.Deliveries.Select(d => d.Year).MaxAsync();
+
+                IQueryable<Member> query = Context.Members.Where(m => m.IsActive);
+                if (MemberBranchInput.SelectedItems.Count != MemberBranchInput.Items.Count) {
+                    var zwst = MemberBranchInput.SelectedItems.Cast<Branch>().Select(b => b.ZwstId).ToList();
+                    query = query.Where(m => zwst.Contains(m.ZwstId));
+                }
+                if (MemberKgInput.SelectedItems.Count != MemberKgInput.Items.Count) {
+                    var kgs = MemberKgInput.SelectedItems.Cast<AT_Kg>().Select(k => k.KgNr).ToList();
+                    query = query.Where(m => kgs.Contains((int)m.DefaultKgNr));
+                }
+
+                if (RecipientsAreaComMembersInput.IsChecked == true) {
+                    var vtrg = MemberAreaComInput.SelectedItems.Cast<AreaComType>().Select(a => a.VtrgId).ToList();
+                    query = query.Where(m => m.AreaCommitments.Any(a => a.YearFrom <= year && (a.YearTo == null || a.YearTo >= year) && vtrg.Contains(a.VtrgId)));
+                } else if (year > 0 && RecipientsDeliveryMembersInput.IsChecked == true) {
+                    query = query.Where(m => m.Deliveries.Any(d => d.Year == year));
+                } else if (year > 0 && RecipientsNonDeliveryMembersInput.IsChecked == true) {
+                    query = query.Where(m => !m.Deliveries.Any(d => d.Year == year));
+                }
+                Recipients = await query.ToListAsync();
+            }
+            UpdatePostalEmailRecipients();
+        }
+
+        private void EmailInput_Changed(object sender, RoutedEventArgs evt) {
+            UpdatePostalEmailRecipients();
+        }
+
+        private void UpdatePostalEmailRecipients() {
+            EmailAllCount = Recipients.Count(m => m.EmailAddresses.Count > 0);
+            EmailWishCount = Recipients.Count(m => m.EmailAddresses.Count > 0 && m.ContactViaEmail);
+            PostalAllCount = Recipients.Count();
+            PostalWishCount = Recipients.Count(m => m.ContactViaPost);
+            var m = EmailAllInput.IsChecked == true ? 3 : EmailWishInput.IsChecked == true ? 2 : 1;
+            PostalNoEmailCount = PostalAllCount - (m == 3 ? EmailAllCount : m == 2 ? EmailWishCount : 0);
+        }
+
+        private async Task UpdateTextParameters() {
+            var changed = false;
+
+            var dcText = DeliveryConfirmationFooterInput.Text.Trim();
+            if (dcText.Length == 0) dcText = null;
+            if (dcText != App.Client.TextDeliveryConfirmation) {
+                App.Client.TextDeliveryConfirmation = dcText;
+                changed = true;
+            }
+
+            var cdText = CreditNoteFooterInput.Text.Trim();
+            if (cdText.Length == 0) cdText = null;
+            if (cdText != App.Client.TextCreditNote) {
+                App.Client.TextCreditNote = cdText;
+                changed = true;
+            }
+
+            var emailSubject = EmailSubjectInput.Text.Trim();
+            if (emailSubject.Length == 0) emailSubject = null;
+            if (emailSubject != App.Client.TextEmailSubject) {
+                App.Client.TextEmailSubject = emailSubject;
+                changed = true;
+            }
+
+            var emailBody = EmailBodyInput.Text.Trim();
+            if (emailBody.Length == 0) emailBody = null;
+            if (emailBody != App.Client.TextEmailBody) {
+                App.Client.TextEmailBody = emailBody;
+                changed = true;
+            }
+
+            if (changed)
+                await App.Client.UpdateValues();
+        }
+
+        private void DisposeDocs() {
+            PrintDocument?.Dispose();
+            PrintDocument = null;
+            if (EmailDocuments != null) {
+                foreach (var (m, docs) in EmailDocuments) {
+                    foreach (var d in docs) {
+                        d.Dispose();
+                    }
+                }
+                EmailDocuments = null;
+            }
+        }
+
+        private void Window_Closed(object sender, EventArgs evt) {
+            DisposeDocs();
+        }
+
+        private async void GenerateButton_Click(object sender, RoutedEventArgs evt) {
+            PreviewButton.IsEnabled = false;
+            PrintButton.IsEnabled = false;
+            EmailButton.IsEnabled = false;
+            Mouse.OverrideCursor = Cursors.AppStarting;
+            GenerateButton.IsEnabled = false;
+
+            DisposeDocs();
+            await UpdateTextParameters();
+
+            IEnumerable<Member> recipients = Recipients;
+            if (OrderMgNrInput.IsChecked == true) {
+                recipients = recipients
+                    .OrderBy(m => m.MgNr)
+                    .ToList();
+            } else if (OrderNameInput.IsChecked == true) {
+                recipients = recipients
+                    .OrderBy(m => m.FamilyName)
+                    .ThenBy(m => m.GivenName)
+                    .ThenBy(m => m.MgNr)
+                    .ToList();
+            } else if (OrderPlzInput.IsChecked == true) {
+                recipients = recipients
+                    .OrderBy(m => m.PostalDest.AtPlz.Plz)
+                    .ThenBy(m => m.PostalDest.AtPlz.Ort.Name)
+                    .ThenBy(m => m.FamilyName)
+                    .ThenBy(m => m.GivenName)
+                    .ThenBy(m => m.MgNr)
+                    .ToList();
+            }
+
+            var doublePaged = DoublePagedInput.IsChecked == true;
+            var docs = SelectedDocs.OrderByDescending(d => d.Type).ToList();
+
+            Dictionary<int, IDictionary<int, DeliveryConfirmationDeliveryData>> dcData = [];
+            Dictionary<(int, int), (IDictionary<int, CreditNoteDeliveryData>, IDictionary<int, PaymentMember>, BillingData)> cnData = [];
+            foreach (var doc in docs) {
+                if (doc.Type == DocType.DeliveryConfirmation) {
+                    var details = ((int, bool))doc.Details!;
+                    var year = details.Item1;
+                    dcData[year] = await DeliveryConfirmationDeliveryData.ForSeason(Context.DeliveryParts, year);
+                } else if (doc.Type == DocType.CreditNote) {
+                    var details = ((int, int))doc.Details!;
+                    var year = details.Item1;
+                    var avnr = details.Item2;
+                    try {
+                        cnData[(year, avnr)] = (
+                            await CreditNoteDeliveryData.ForPaymentVariant(Context.CreditNoteDeliveryRows, Context.Seasons, year, avnr),
+                            await Context.MemberPayments.Where(p => p.Year == year && p.AvNr == avnr).ToDictionaryAsync(c => c.MgNr),
+                            BillingData.FromJson((await Context.PaymentVariants.FindAsync(year, avnr))!.Data)
+                        );
+                    } catch (Exception exc) {
+                        MessageBox.Show(exc.Message, "Fehler", MessageBoxButton.OK, MessageBoxImage.Error);
+                        GenerateButton.IsEnabled = true;
+                        Mouse.OverrideCursor = null;
+                        return;
+                    }
+                    await Context.GetMemberAreaCommitmentBuckets(year, 0);
+                }
+            }
+
+            var memberDocs = recipients.Select(m => new {
+                Member = m,
+                Docs = docs.SelectMany<SelectedDoc, GeneratedDoc>(doc => {
+                    try {
+                        if (doc.Type == DocType.Custom) {
+                            return [new GeneratedDoc((string)doc.Details!)];
+                        } else if (doc.Type == DocType.MemberDataSheet) {
+                            return [new GeneratedDoc(new MemberDataSheet(m, Context))];
+                        } else if (doc.Type == DocType.DeliveryConfirmation) {
+                            var details = ((int, bool))doc.Details!;
+                            var year = details.Item1;
+                            var include = details.Item2;
+                            DeliveryConfirmationDeliveryData data;
+                            if (dcData[year].TryGetValue(m.MgNr, out var d)) {
+                                data = d;
+                            } else if (include) {
+                                data = DeliveryConfirmationDeliveryData.CreateEmpty(year, m);
+                            } else {
+                                return [];
+                            }
+                            return [new GeneratedDoc(new DeliveryConfirmation(Context, year, m, data))];
+                        } else if (doc.Type == DocType.CreditNote) {
+                            var details = ((int, int))doc.Details!;
+                            var year = details.Item1;
+                            var avnr = details.Item2;
+                            var data = cnData[(year, avnr)];
+                            try {
+                                return [new GeneratedDoc(new CreditNote(
+                                Context, data.Item2[m.MgNr], data.Item1[m.MgNr],
+                                data.Item3.ConsiderContractPenalties,
+                                data.Item3.ConsiderTotalPenalty,
+                                data.Item3.ConsiderAutoBusinessShares,
+                                Context.GetMemberUnderDelivery(year, m.MgNr).GetAwaiter().GetResult()
+                            ))];
+                            } catch (Exception) {
+                                return [];
+                            }
+                        } else {
+                            throw new NotImplementedException("Invalid DocType");
+                        }
+                    } catch (Exception exc) {
+                        MessageBox.Show(exc.Message, "Fehler", MessageBoxButton.OK, MessageBoxImage.Error);
+                        return [];
+                    }
+                }).ToList()
+            }).ToList();
+
+            var printMode = PostalAllInput.IsChecked == true ? 3 :
+                PostalWishInput.IsChecked == true ? 2 :
+                PostalNoEmailInput.IsChecked == true ? 1 : 0;
+            var emailMode = EmailAllInput.IsChecked == true ? 2 : EmailWishInput.IsChecked == true ? 1 : 0;
+
+            double printNum = printMode == 3 ? PostalAllCount : printMode == 2 ? PostalWishCount : printMode == 2 ? PostalNoEmailCount : 0;
+            double emailNum = emailMode == 2 ? EmailAllCount : emailMode == 1 ? EmailWishCount : 0;
+            double totalNum = printNum + emailNum;
+
+            var email = memberDocs
+                .Where(d => d.Docs.Count > 0 && d.Member.EmailAddresses.Any() && (emailMode == 2 || (emailMode == 1 && d.Member.ContactViaEmail)))
+                .ToDictionary(d => d.Member, m => {
+                    var docs = m.Docs.Select(d => d.Doc).ToList();
+                    foreach (var doc in docs) {
+                        doc!.DoublePaged = false;
+                        if (doc is BusinessDocument b)
+                            b.IncludeSender = false;
+                    };
+                    return docs;
+                });
+            var emailRecipients = email.Select(d => d.Key.MgNr).ToHashSet();
+            try {
+                foreach (var item1 in email.Select((e, i) => new { Index = i, e.Key, e.Value })) {
+                    foreach (var item2 in item1.Value.Select((d, i) => new { Index = i, Doc = d })) {
+                        await item2.Doc.Generate(new Progress<double>(v => {
+                            ProgressBar.Value = v * (item2.Index + 1) / item1.Value.Count / totalNum + 100.0 * item1.Index / totalNum;
+                        }));
+                    }
+                }
+            } catch (Exception exc) {
+                MessageBox.Show(exc.Message, "Fehler", MessageBoxButton.OK, MessageBoxImage.Error);
+                return;
+            }
+            if (email.Count > 0) {
+                EmailDocuments = email;
+            }
+
+            var printDocs = memberDocs
+                .Where(d =>
+                    printMode == 3 ||
+                    (printMode == 2 && d.Member.ContactViaPost) ||
+                    (printMode == 1 && !emailRecipients.Contains(d.Member.MgNr)))
+                .SelectMany(m => {
+                    var docs = m.Docs.Select(d => d.Doc).ToList();
+                    if (docs.Count == 0 || m.Docs[0].Type == DocType.Custom) {
+                        docs.Insert(0, new Letterhead(m.Member));
+                    }
+                    docs.ForEach(doc => doc.DoublePaged = doublePaged);
+                    if (docs.Count > 0 && docs[0] is BusinessDocument b)
+                        b.IncludeSender = true;
+                    return docs;
+                })
+                .ToList();
+
+            if (printDocs.Count > 0) {
+                try {
+                    var print = Document.Merge(printDocs);
+                    print.DoublePaged = doublePaged;
+                    await print.Generate(new Progress<double>(v => {
+                        ProgressBar.Value = 100.0 * emailNum / totalNum + v * printNum / totalNum;
+                    }));
+                    PrintDocument = print;
+                } catch (Exception exc) {
+                    MessageBox.Show(exc.Message, "Fehler", MessageBoxButton.OK, MessageBoxImage.Error);
+                    return;
+                }
+            }
+            ProgressBar.Value = 100.0;
+
+            GenerateButton.IsEnabled = true;
+            Mouse.OverrideCursor = null;
+            PreviewButton.IsEnabled = true;
+            PrintButton.IsEnabled = PrintDocument != null;
+            EmailButton.IsEnabled = EmailDocuments != null && App.Config.Smtp != null;
+        }
+
+        private void PreviewButton_Click(object sender, RoutedEventArgs evt) {
+            var d = new OpenFolderDialog() {
+                Title = "Ordner auswählen - Elwig",
+            };
+            if (d.ShowDialog() == true) {
+                Mouse.OverrideCursor = Cursors.AppStarting;
+                PrintDocument?.SaveTo($"{d.FolderName}/Print.pdf");
+                if (EmailDocuments != null) {
+                    foreach (var (m, docs) in EmailDocuments) {
+                        var folder = $"{d.FolderName}/E-Mail/{m.AdministrativeName.Trim()}";
+                        Directory.CreateDirectory(folder);
+                        foreach (var item in docs.Select((d, i) => new { Index = i, Doc = d })) {
+                            var doc = item.Doc;
+                            var name = Utils.NormalizeFileName(doc.Title);
+                            doc.SaveTo($"{folder}/{item.Index + 1:00}.{name}.pdf");
+                        }
+
+                    }
+                }
+                Mouse.OverrideCursor = null;
+                Process.Start("explorer.exe", d.FolderName);
+            }
+        }
+
+        private async void PrintButton_Click(object sender, RoutedEventArgs evt) {
+            if (PrintDocument == null) return;
+            PrintButton.IsEnabled = false;
+            var res = MessageBox.Show($"Sollen {PrintDocument.Pages} Blätter ({PrintDocument.TotalPages} Seiten) gedruckt werden?\n" +
+                $"Sind die \"Duplex-Einstellungen\" des Standarddruckers entsprechend eingestellt (doppelseitig bzw. einseitig)?",
+                "Rundschreiben drucken", MessageBoxButton.YesNo, MessageBoxImage.Question, MessageBoxResult.No);
+            if (res == MessageBoxResult.Yes) {
+                Mouse.OverrideCursor = Cursors.AppStarting;
+                if (App.Config.Debug) {
+                    PrintDocument.Show();
+                } else {
+                    await PrintDocument.Print();
+                }
+                Mouse.OverrideCursor = null;
+            }
+            PrintButton.IsEnabled = true;
+        }
+
+        private async void EmailButton_Click(object sender, RoutedEventArgs evt) {
+            if (App.Config.Smtp == null || EmailDocuments == null) return;
+
+            EmailButton.IsEnabled = false;
+            SmtpClient? client = null;
+            try {
+                Mouse.OverrideCursor = Cursors.AppStarting;
+                client = await Utils.GetSmtpClient();
+                Mouse.OverrideCursor = null;
+
+                var res = MessageBox.Show($"Sollen {EmailDocuments.Count} E-Mails verschickt werden?",
+                    "Rundschreiben verschicken", MessageBoxButton.YesNo, MessageBoxImage.Question, MessageBoxResult.No);
+                if (res != MessageBoxResult.Yes) {
+                    return;
+                }
+
+                Mouse.OverrideCursor = Cursors.AppStarting;
+                var subject = EmailSubjectInput.Text;
+                var text = EmailBodyInput.Text;
+                foreach (var (m, docs) in EmailDocuments) {
+                    using var msg = new MimeMessage();
+                    msg.From.Add(new MailboxAddress(App.Client.NameFull, App.Config.Smtp.Value.From));
+                    msg.To.AddRange(m.EmailAddresses.OrderBy(a => a.Nr).Select(a => new MailboxAddress(m.AdministrativeName, a.Address)));
+                    msg.Subject = subject;
+                    var body = new Multipart("mixed") {
+                        new TextPart("plain") { Text = text }
+                    };
+                    foreach (var doc in docs) {
+                        var name = Utils.NormalizeFileName(doc.Title);
+                        body.Add(doc.AsEmailAttachment($"{name}.pdf"));
+                    }
+                    msg.Body = body;
+                    await client!.SendAsync(msg);
+                }
+            } catch (Exception exc) {
+                MessageBox.Show(exc.Message, "Fehler", MessageBoxButton.OK, MessageBoxImage.Error);
+            } finally {
+                if (client != null)
+                    await client.DisconnectAsync(true);
+                client?.Dispose();
+                EmailButton.IsEnabled = true;
+                Mouse.OverrideCursor = null;
+            }
+        }
+
+        public void AddDeliveryConfirmation() {
+            AvaiableDocumentsList.SelectedIndex = 1;
+            if (AvaiableDocumentsList.SelectedItem is not string s || SelectedDocs.Any(d => d.Type == DocType.DeliveryConfirmation))
+                return;
+            SelectedDocs.Add(new(DocType.DeliveryConfirmation, s, ((int)Year!, DocumentNonDeliverersInput.IsChecked == true)));
+            SelectedDocumentsList.SelectedIndex = SelectedDocs.Count - 1;
+        }
+
+        public void AddCreditNote(int index) {
+            AvaiableDocumentsList.SelectedIndex = 2 + index;
+            if (AvaiableDocumentsList.SelectedItem is not string s || SelectedDocs.Any(d => d.Type == DocType.CreditNote))
+                return;
+            var name = s.Split(" – ")[^1];
+            var pv = Context.PaymentVariants.Single(v => v.Year == Year && v.Name == name)!;
+            SelectedDocs.Add(new(DocType.CreditNote, s, (pv.Year, pv.AvNr)));
+            SelectedDocumentsList.SelectedIndex = SelectedDocs.Count - 1;
+        }
+    }
+}

Elwig/Windows/MainWindow.xaml

@@ -1,15 +1,12 @@
 <Window x:Class="Elwig.Windows.MainWindow"
         xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-        xmlns:local="clr-namespace:Elwig.Windows"
-        Title="Elwig" MinHeight="400" MinWidth="325" Height="450" Width="800" ResizeMode="CanResize"
+        Title="Elwig" Height="390" Width="520" ResizeMode="CanMinimize"
         Loaded="Window_Loaded" Closing="Window_Closing">
     <Window.Resources>
         <Style TargetType="Button">
             <Setter Property="VerticalAlignment" Value="Top"/>
-            <Setter Property="HorizontalAlignment" Value="Left"/>
+            <Setter Property="HorizontalAlignment" Value="Center"/>
             <Setter Property="FontSize" Value="14"/>
             <Setter Property="Padding" Value="9,3"/>
             <Setter Property="Height" Value="32"/>
@@ -19,13 +16,18 @@
     <Grid>
         <Menu BorderThickness="0,0,0,1" VerticalAlignment="Top" Height="19" BorderBrush="LightGray" Background="White">
             <MenuItem Header="Datenbank">
-                <MenuItem Header="Backup erstellen"/>
+                <MenuItem Header="Abfragen stellen" Click="Menu_Database_Query_Click"/>
+                <!--MenuItem Header="Backup erstellen"/-->
             </MenuItem>
-            <MenuItem Header="Hilfe">
+            <MenuItem x:Name="HelpMenu" Header="Hilfe">
                 <MenuItem Header="Über"/>
+                <MenuItem x:Name="Menu_Help_Update" Header="Nach Updates suchen" Click="Menu_Help_Update_Click"/>
+                <MenuItem x:Name="Menu_Help_Smtp" Header="E-Mail-Einstellungen testen" Click="Menu_Help_Smtp_Click"/>
+                <MenuItem x:Name="Menu_Help_TestWindow" Header="Test-Fenster" Click="Menu_Help_TestWindow_Click"/>
             </MenuItem>
         </Menu>
-        <Grid Height="100" VerticalAlignment="Top" Margin="25,25,0,0">
+
+        <Grid Height="100" VerticalAlignment="Top" Margin="0,45,0,0" Width="260">
             <Grid.ColumnDefinitions>
                 <ColumnDefinition Width="100"/>
                 <ColumnDefinition Width="*"/>
@@ -45,19 +47,16 @@
         </Grid>
 
         <Button x:Name="MemberAdminButton" Content="Mitglieder" Click="MemberAdminButton_Click"
-                Margin="50,160,0,0"/>
-        <Button x:Name="ReceiptButton" Content="Übernahme" Click="ReceiptButton_Click"
-                Margin="50,200,0,0"/>
+                Margin="0,180,210,0"/>
+        <Button x:Name="MailButton" Content="Rundschreiben" Click="MailButton_Click"
+                Margin="210,180,0,0"/>
         <Button x:Name="DeliveryAdminButton" Content="Lieferungen" Click="DeliveryAdminButton_Click"
-                Margin="50,240,0,0"/>
-        <Button x:Name="SeasonFinishButton" Content="Leseabschluss" Click="SeasonFinishButton_Click"
-                Margin="50,280,0,0"/>
+                Margin="0,220,210,0"/>
+        <Button x:Name="ReceiptButton" Content="Übernahme" Click="ReceiptButton_Click"
+                Margin="210,220,0,0"/>
         <Button x:Name="BaseDataButton" Content="Stammdaten" Click="BaseDataButton_Click"
-                Margin="50,320,0,0"/>
-
-        <Button x:Name="TestWindowButton" Content="Test Fenster" Click="TestWindowButton_Click"
-                Margin="260,280,0,0"/>
-        <Button x:Name="QueryWindowButton" Content="Datenbankabfragen" Click="QueryWindowButton_Click"
-                Margin="260,320,0,0"/>
+                Margin="0,260,210,0"/>
+        <Button x:Name="SeasonFinishButton" Content="Leseabschluss" Click="SeasonFinishButton_Click"
+                Margin="210,260,0,0"/>
     </Grid>
 </Window>

Elwig/Windows/MainWindow.xaml.cs

@@ -1,6 +1,9 @@
+using Elwig.Helpers;
+using System;
 using System.ComponentModel;
 using System.Reflection;
 using System.Windows;
+using System.Windows.Input;
 
 namespace Elwig.Windows {
     public partial class MainWindow : Window {
@@ -11,16 +14,51 @@ namespace Elwig.Windows {
             VersionField.Text = "Version: " + (v == null ? "?" : $"{v.Major}.{v.Minor}.{v.Build}") + $" – {App.BranchName}";
             if (App.Client.Client == null) VersionField.Text += " (Unbekannt)";
             if (!App.Config.Debug) {
-                TestWindowButton.Visibility = Visibility.Hidden;
+                HelpMenu.Items.Remove(Menu_Help_TestWindow);
                 //QueryWindowButton.Visibility = Visibility.Hidden;
             }
+            if (App.Config.UpdateUrl == null) Menu_Help_Update.IsEnabled = false;
+            if (App.Config.Smtp == null) Menu_Help_Smtp.IsEnabled = false;
         }
 
         private void Window_Loaded(object sender, RoutedEventArgs evt) { }
 
         private void Window_Closing(object sender, CancelEventArgs evt) {
-            if (App.NumWindows > 1)
-                evt.Cancel = true;
+            if (App.NumWindows > 1 && !App.ForceShutdown) {
+                var res = MessageBox.Show("Es sind noch weitere Fenster geöffnet.\nSollen alle Fenster geschlossen werden?",
+                    "Elwig beenden", MessageBoxButton.YesNo, MessageBoxImage.Warning, MessageBoxResult.No);
+                if (res != MessageBoxResult.Yes) {
+                    evt.Cancel = true;
+                } else {
+                    Application.Current.Shutdown();
+                }
+            }
+        }
+
+        private void Menu_Help_TestWindow_Click(object sender, RoutedEventArgs evt) {
+            var w = new TestWindow();
+            w.Show();
+        }
+
+        private async void Menu_Help_Update_Click(object sender, RoutedEventArgs evt) {
+            await App.CheckForUpdates();
+        }
+
+        private async void Menu_Help_Smtp_Click(object sender, RoutedEventArgs evt) {
+            Mouse.OverrideCursor = Cursors.AppStarting;
+            try {
+                using var client = await Utils.GetSmtpClient();
+                await client!.DisconnectAsync(true);
+                MessageBox.Show("E-Mail-Einstellungen erfolgreich überprüft!", "Erfolg", MessageBoxButton.OK, MessageBoxImage.Information);
+            } catch (Exception exc) {
+                MessageBox.Show(exc.Message, "Fehler", MessageBoxButton.OK, MessageBoxImage.Error);
+            }
+            Mouse.OverrideCursor = null;
+        }
+
+        private void Menu_Database_Query_Click(object sender, RoutedEventArgs evt) {
+            var w = new QueryWindow();
+            w.Show();
         }
 
         private void MemberAdminButton_Click(object sender, RoutedEventArgs evt) {
@@ -37,26 +75,16 @@ namespace Elwig.Windows {
             w.Show();
         }
 
-        private void DeliveryListButton_Click(object sender, RoutedEventArgs evt) {
-            // TODO
-        }
-
-        private void TestWindowButton_Click(object sender, RoutedEventArgs evt) {
-            var w = new TestWindow();
-            w.Show();
-        }
-
-        private void QueryWindowButton_Click(object sender, RoutedEventArgs evt) {
-            var w = new QueryWindow();
-            w.Show();
-        }
-
         private void BaseDataButton_Click(object sender, RoutedEventArgs evt) {
             App.FocusBaseData();
         }
 
-        private void SeasonFinishButton_Click(object sender, RoutedEventArgs e) {
+        private void SeasonFinishButton_Click(object sender, RoutedEventArgs evt) {
             App.FocusSeasonFinish();
         }
+
+        private void MailButton_Click(object sender, RoutedEventArgs evt) {
+            App.FocusMailWindow();
+        }
     }
 }