Export: Add Ebics and improve Bki export

Elwig/App.xaml.cs

@@ -137,11 +137,6 @@ namespace Elwig {
             base.OnStartup(evt);
         }
 
-        protected override void OnExit(ExitEventArgs evt) {
-            Utils.RunBackground("PDF Close", () => Documents.Pdf.Close());
-            base.OnExit(evt);
-        }
-
         private void PrintingReadyChanged() {
             Dispatcher.BeginInvoke(OnPrintingReadyChanged, new EventArgs());
         }

Elwig/Documents/BusinessDocument.cshtml

@@ -2,7 +2,7 @@
 @inherits TemplatePage<Elwig.Documents.BusinessDocument>
 @model Elwig.Documents.BusinessDocument
 @{ Layout = "Document"; }
-
+<link rel="stylesheet" href="file:///@Raw(Model.DataPath)\resources\style-businessdocument.css" />
 <div class="info-wrapper">
     <div class="address-wrapper">
         <div class="sender">
@@ -15,6 +15,4 @@
     </div>
     <aside>@Raw(Model.Aside)</aside>
 </div>
-<main>
 @RenderBody()
-</main>

Elwig/Documents/BusinessDocument.cshtml.cs

@@ -13,7 +13,7 @@ namespace Elwig.Documents {
             Location = App.BranchName;
             IncludeSender = includeSender;
             var uid = (m.UstIdNr ?? "-") + (m.IsBuchführend ? "" : " <i>(pauschaliert)</i>");
-            Aside = $"<table><colgroup><col span='1' style='width: 2.25cm;'/><col span='1' style='width: 100%;'/></colgroup>" +
+            Aside = $"<table><colgroup><col span='1' style='width: 22.5mm;'/><col span='1' style='width: 42.5mm;'/></colgroup>" +
                 $"<thead><tr><th colspan='2'>Mitglied</th></tr></thead><tbody>" +
                 $"<tr><th>Mitglieds-Nr.</th><td>{m.MgNr}</td></tr>" +
                 $"<tr><th>Betriebs-Nr.</th><td>{m.LfbisNr}</td></tr>" +

Elwig/Documents/BusinessLetter.cshtml

@@ -2,7 +2,8 @@
 @inherits TemplatePage<Elwig.Documents.BusinessLetter>
 @model Elwig.Documents.BusinessLetter
 @{ Layout = "BusinessDocument"; }
-
+<main>
 <p>Sehr geehrtes Mitglied,</p>
 <p>nein.</p>
 <p>Mit freundlichen Grüßen<br/>Ihre Winzergenossenschaft</p>
+</main>

Elwig/Documents/DeliveryNote.cshtml

@@ -2,7 +2,8 @@
 @inherits TemplatePage<Elwig.Documents.DeliveryNote>
 @model Elwig.Documents.DeliveryNote
 @{ Layout = "BusinessDocument"; }
-
+<link rel="stylesheet" href="file:///@Raw(Model.DataPath)\resources\style-deliverynote.css" />
+<main>
 <div class="date">@Model.Location, am @($"{Model.Date:dd.MM.yyyy}")</div>
 <h1>@Model.Title</h1>
 @{
@@ -11,38 +12,49 @@
 <script>
     document.addEventListener("DOMContentLoaded", () => {
         const hidden = document.getElementsByClassName("hidden")[0];
-        const bottom = hidden.offsetTop + hidden.offsetHeight;
-        const cm = bottom * 2.54 / 96 * window.devicePixelRatio;
-
-        if (cm > 25.75) {
-            // force page break
         const table = document.getElementsByClassName("delivery")[0];
+        const stats = document.getElementById("delivery-stats");
+        const mm = px2mm(0, hidden.offsetTop + hidden.offsetHeight);
+        const heightTable = px2mm(table.offsetTop, hidden.offsetTop + hidden.offsetHeight);
 
+        if (mm >= heightA4 - heightFooter) {
+            if (heightTable + 10 >= heightMain) {
+                // force page break in table
+                const tblOff = px2mm(0, table.offsetTop);
+                let last = null;
+                for (const tr of table.getElementsByTagName("tr")) {
+                    if (!tr.classList.contains("main")) continue;
+                    const mm2 = tblOff + px2mm(0, tr.offsetTop);
+                    if (mm2 >= heightA4 - heightFooter) {
+                        last.classList.add("page-break");
+                        break;
+                    }
+                    last = tr;
+                }
+            } else {
+                // force page break
                 const hr = document.createElement("hr");
                 hr.classList.add("page-break");
                 table.before(hr);
 
-            const stats = document.getElementById("delivery-stats");
-            stats.getElementsByTagName("table")[0].classList.add("expanded");
-            hr.before(stats);
-
                 const p = document.createElement("p");
                 p.innerText = "Siehe nächste Seite."
-            stats.before(p);
+                hr.before(p);
+            }
         }
     });
 </script>
 <table class="delivery">
     <colgroup>
-        <col style="width: 1cm;"/>
+        <col style="width: 10.00mm;"/>
-        <col style="width: 25%;"/>
+        <col style="width: 21.25mm;"/>
-        <col style="width: 25%;"/>
+        <col style="width: 21.25mm;"/>
-        <col style="width: 25%;"/>
+        <col style="width: 21.25mm;"/>
-        <col style="width: 25%;"/>
+        <col style="width: 21.25mm;"/>
-        <col style="width: 3cm;"/>
+        <col style="width: 30.00mm;"/>
-        <col style="width: 1.25cm;"/>
+        <col style="width: 12.50mm;"/>
-        <col style="width: 1.25cm;"/>
+        <col style="width: 12.50mm;"/>
-        <col style="width: 1.5cm;"/>
+        <col style="width: 15.00mm;"/>
     </colgroup>
     <thead>
         <tr>
@@ -105,13 +117,13 @@
     <div id="delivery-stats">
         <table class="delivery-stats">
             <colgroup>
-                <col style="width: 100%;"/>
+                <col style="width: 45mm;"/>
-                <col style="width: 2cm;"/>
+                <col style="width: 20mm;"/>
-                <col style="width: 2cm;"/>
+                <col style="width: 20mm;"/>
-                <col style="width: 2cm;"/>
+                <col style="width: 20mm;"/>
-                <col style="width: 2cm;"/>
+                <col style="width: 20mm;"/>
-                <col style="width: 2cm;"/>
+                <col style="width: 20mm;"/>
-                <col style="width: 2cm;"/>
+                <col style="width: 20mm;"/>
             </colgroup>
             <thead>
                 <tr>
@@ -152,6 +164,7 @@
         </table>
     </div>
 }
+</main>
 @for (int i = 0; i < 2; i++) {
     <div class="@(i == 0 ? "hidden" : "bottom")">
         @if (Model.Text != null) {

Elwig/Documents/Document.cshtml

@@ -1,26 +1,29 @@
 @using RazorLight
 @inherits TemplatePage<Elwig.Documents.Document>
 @model Elwig.Documents.Document
-
 <!DOCTYPE html>
 <html lang="de-AT">
 <head>
     <title>@Model.Title</title>
+    <meta name="author" value="@Model.Author"/>
     <meta charset="UTF-8"/>
     <script>
-        window.PagedConfig = { auto: false };
+        const heightA4 = 297, widhtA4 = 210, heightFooter = 35, heightHeader = 25;
-        if (!navigator.webdriver) {
+        const heightMain = heightA4 - heightFooter - heightHeader;
-            window.addEventListener("beforeprint", async () => { await window.PagedPolyfill.preview(); });
+        function px2mm(px1, px2) {
-            window.addEventListener("afterprint", () => { location.reload(); });
+            return (px2 - px1 + 1) * 2.54 / 96 * window.devicePixelRatio * 10;
         }
     </script>
-    <script src="@Raw(Model.DataPath)\resources\paged.polyfill.js"></script>
+    <link rel="stylesheet" href="file:///@Raw(Model.DataPath)\resources\style.css"/>
-    <link rel="stylesheet" href="@Raw(Model.DataPath)\resources\style.css" />
+    <link rel="stylesheet" href="file:///@Raw(Model.DataPath)\resources\style-page.css"/>
 </head>
 <body>
     <div class="m1"></div>
     <div class="m2"></div>
     <div class="m3"></div>
+    <div class="m1 r"></div>
+    <div class="m2 r"></div>
+    <div class="m3 r"></div>
     <div class="footer-wrapper">
         <div class="pre-footer">
             <span class="date">@($"{Model.Date:dddd, d. MMMM yyyy}")</span>

Elwig/Documents/Document.cshtml.cs

@@ -8,11 +8,21 @@ namespace Elwig.Documents {
 
         private TempFile? PdfFile = null;
 
+        public string DataPath;
+        public int CurrentNextSeason;
+        public string? DocumentId;
+        public string Title;
+        public string Author;
+        public string Header;
+        public string Footer;
+        public DateTime Date;
+
         public Document(string title) {
             var c = App.Client;
             DataPath = App.DataPath;
             CurrentNextSeason = Utils.CurrentNextSeason;
             Title = title;
+            Author = App.Client.NameFull;
             Header = $"<h1>{c.Name}</h1>";
             Footer = Utils.GenerateFooter("<br/>", " \u00b7 ")
                 .Item(c.NameFull).NextLine()
@@ -33,15 +43,7 @@ namespace Elwig.Documents {
             GC.SuppressFinalize(this);
         }
 
-        public string DataPath { get; set; }
+        private Task<string> Render() {
-        public int CurrentNextSeason { get; set; }
-        public string Title { get; set; }
-        public string Header { get; set; }
-        public string Footer { get; set; }
-        public DateTime Date { get; set; }
-        public string? DocumentId { get; set; }
-
-        private async Task<string> Render() {
             string name;
             if (this is BusinessLetter) {
                 name = "BusinessLetter";
@@ -50,16 +52,19 @@ namespace Elwig.Documents {
             } else {
                 throw new InvalidOperationException("Invalid document object");
             }
-            return await Html.CompileRenderAsync(name, this);
+            return Render(name);
+        }
+
+        private Task<string> Render(string name) {
+            return Html.CompileRenderAsync(name, this);
         }
 
         public async Task Generate() {
             var pdf = new TempFile("pdf");
             using (var tmpHtml = new TempFile("html")) {
-                await File.WriteAllTextAsync(tmpHtml.FilePath, await Render());
+                await File.WriteAllTextAsync(tmpHtml.FilePath, await Render(), Utils.UTF8);
                 await Pdf.Convert(tmpHtml.FilePath, pdf.FilePath);
             }
-            Pdf.UpdateMetadata(pdf.FilePath, Title, App.Client.NameFull);
             PdfFile = pdf;
         }
 

Elwig/Documents/Pdf.cs

@@ -1,64 +1,45 @@
-using System;
 using System.Threading.Tasks;
-using System.Windows;
-using PdfSharp.Pdf.IO;
-using PuppeteerSharp;
 using Elwig.Helpers;
 using Elwig.Windows;
 using System.Diagnostics;
+using Balbarak.WeasyPrint;
+using System;
+using System.IO;
 
 namespace Elwig.Documents {
     public static class Pdf {
 
-        private static readonly string Chromium = @"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe";
         private static readonly string PdfToPrinter = App.ExePath + "PDFtoPrinter.exe";
-        private static IBrowser? Browser = null;
+        private static readonly FilesManager WeasyPrintManager = new();
-        public static bool IsReady => Browser != null;
+        private static string? WeasyPrintPython = null;
+        private static string? WeasyPrintDir => WeasyPrintManager.FolderPath;
+        public static bool IsReady => WeasyPrintPython != null && WeasyPrintDir != null;
 
         public static async Task Init(Action evtHandler) {
-            Browser = await Puppeteer.LaunchAsync(new LaunchOptions {
+            if (!WeasyPrintManager.IsFilesExsited()) {
-                Headless = true,
+                await WeasyPrintManager.InitFilesAsync();
-                ExecutablePath = Chromium,
+            }
-                // paged.js uses XHRs to load styles, so this is needed
+            WeasyPrintPython = Path.Combine(WeasyPrintManager.FolderPath, "python.exe");
-                Args = new[] { "--allow-file-access-from-files" },
-            });
             evtHandler();
         }
 
-        public static async Task Close() {
-            if (Browser == null) return;
-            await Browser.CloseAsync();
-            Browser = null;
-        }
-
         public static async Task Convert(string htmlPath, string pdfPath) {
-            if (Browser == null) throw new InvalidOperationException("The puppeteer engine has not been initialized yet");
+            var p = new Process() { StartInfo = new() {
-            using var page = await Browser.NewPageAsync();
+                FileName = WeasyPrintPython,
-            page.Console += OnConsole;
+                CreateNoWindow = true,
-            await page.GoToAsync($"file://{htmlPath}");
+                WorkingDirectory = WeasyPrintDir,
-            await page.EvaluateFunctionAsync("async () => { await window.PagedPolyfill.preview(); }");
+                RedirectStandardError = true,
-            await page.PdfAsync(pdfPath, new() {
+            } };
-                PreferCSSPageSize = true,
+            p.StartInfo.EnvironmentVariables["PATH"] = "Scripts;gtk3;" + Environment.GetEnvironmentVariable("PATH");
-                //Format = PaperFormat.A4,
+            p.StartInfo.ArgumentList.Add("scripts/weasyprint.exe");
-                DisplayHeaderFooter = false,
+            p.StartInfo.ArgumentList.Add("-e");
-                MarginOptions = new() {
+            p.StartInfo.ArgumentList.Add("utf8");
-                    Top = "0mm",
+            p.StartInfo.ArgumentList.Add(htmlPath);
-                    Right = "0mm",
+            p.StartInfo.ArgumentList.Add(pdfPath);
-                    Bottom = "0mm",
+            p.Start();
-                    Left = "0mm",
+            await p.WaitForExitAsync();
-                },
+            var stderr = await p.StandardError.ReadToEndAsync();
-            });
+            if (p.ExitCode != 0) throw new Exception(stderr);
-        }
-
-        private static void OnConsole(object? sender, ConsoleEventArgs e) {
-            MessageBox.Show(e.Message.Text);
-        }
-
-        public static void UpdateMetadata(string path, string title, string author) {
-            using var doc = PdfReader.Open(path);
-            doc.Info.Title = title;
-            doc.Info.Author = author;
-            doc.Save(path);
         }
 
         public static void Show(TempFile file, string title) {

Elwig/Documents/style-businessdocument.css

@@ -0,0 +1,146 @@
+
+header, .address-wrapper, aside, main {
+    overflow: hidden;
+}
+
+header {
+    height: 45mm;
+    padding: 5mm;
+    position: absolute;
+    top: -25mm;
+    left: 0;
+    right: 0;
+    text-align: center;
+}
+
+header h1 {
+    font-size: 18pt;
+    margin-top: 10mm;
+}
+
+.spacing {
+    height: 20mm;
+}
+
+.info-wrapper {
+    width: 100%;
+    height: 45mm;
+    margin: 0 0 2mm 0;
+    position: relative;
+}
+
+.address-wrapper {
+    height: 45mm;
+    width: 85mm;
+    margin: 0;
+    padding: 5mm;
+    position: absolute;
+    left: -5mm;
+    top: 0;
+}
+
+.address-wrapper .sender {
+    height: 4em;
+    font-size: 8pt;
+    padding: 1em 0;
+}
+
+address {
+    height: 5em;
+    white-space: pre-line;
+    font-size: 12pt;
+    font-style: normal;
+}
+
+aside {
+    height: 40mm;
+    width: 75mm;
+    margin: 0;
+    position: absolute;
+    left: 100mm;
+    top: 5mm;
+}
+
+aside table {
+    border-collapse: collapse;
+    border: 0.5pt solid #808080;
+    width: 65mm;
+    margin-right: 10mm;
+}
+
+aside table thead:not(:first-child) tr {
+    border-top: 0.5pt solid #808080;
+}
+
+aside table thead th {
+    background-color: #E0E0E0;
+    font-size: 10pt;
+}
+
+aside table tbody th,
+aside table tbody td {
+    text-align: left;
+    font-size: 10pt;
+}
+
+aside table tbody th {
+    font-weight: normal;
+}
+
+main {
+    margin: 2em 0 1em 0;
+}
+
+main > *:first-child {
+    margin-top: 0;
+}
+
+.main-wrapper h1, .main-wrapper p {
+    font-size: 12pt;
+    margin: 1em 0;
+    text-align: justify;
+}
+
+.main-wrapper p {
+    widows: 3;
+    orphans: 3;
+    hyphens: manual;
+}
+
+.main-wrapper .date {
+    margin-bottom: 2em;
+    text-align: right;
+}
+
+.main-wrapper h1 {
+    margin-bottom: 2em;
+}
+
+.main-wrapper p.comment {
+    font-size: 10pt;
+}
+
+.main-wrapper .hidden {
+    break-before: avoid;
+}
+
+.main-wrapper .bottom {
+    bottom: 0;
+    position: absolute;
+    width: 165mm;
+}
+
+.main-wrapper .signatures {
+    width: 100%;
+    display: flex;
+    justify-content: space-around;
+    margin: 20mm 0 2mm 0;
+}
+
+.main-wrapper .signatures > * {
+    width: 50mm;
+    border-top: 0.5pt solid black;
+    padding-top: 1mm;
+    text-align: center;
+    font-size: 10pt;
+}

Elwig/Documents/style-deliverynote.css

@@ -0,0 +1,95 @@
+
+table.delivery {
+    margin-bottom: 5mm;
+}
+
+table.delivery tr:not(.main) {
+    break-before: avoid;
+}
+
+table.delivery th {
+    font-weight: normal;
+    font-style: italic;
+    font-size: 10pt;
+}
+
+table.delivery th.main {
+    text-align: left;
+}
+
+table.delivery tr.main td {
+    font-weight: bold;
+    padding-top: 2mm;
+}
+
+table.delivery tbody tr:not(.main) td {
+    font-size: 8pt;
+}
+
+table.delivery tr.tight:not(.first) td {
+    padding-top: 0;
+    padding-bottom: 0;
+}
+
+table.delivery tr.tight.first td {
+    padding-bottom: 0;
+}
+
+/* FIXME update version of WeasyPrint
+table.delivery tr.tight:has(+ tr:not(.tight)) td {
+padding-bottom: 0.5mm !important;
+}
+*/
+
+table.delivery tr.sum {
+    border-top: 0.5pt solid black;
+    break-before: avoid;
+}
+
+table.delivery tr.sum td {
+    padding-top: 1mm;
+}
+
+table.delivery-stats {
+    font-size: 8pt;
+    break-inside: avoid;
+    break-after: avoid;
+}
+
+table.delivery-stats.expanded th,
+table.delivery-stats.expanded td {
+    padding: 0.25mm 0;
+}
+
+table.delivery-stats:not(.expanded) th,
+table.delivery-stats:not(.expanded) td {
+    padding: 0.125mm 0;
+}
+
+table.delivery-stats:not(.expanded) tr.optional {
+    display: none;
+}
+
+table.delivery-stats thead th {
+    font-weight: normal;
+    font-style: italic;
+    text-align: right;
+}
+
+table.delivery-stats thead th:first-child {
+    text-align: left;
+}
+
+table.delivery-stats.expanded tbody {
+    font-size: 10pt;
+}
+
+table.delivery-stats td {
+    text-align: right;
+}
+
+table.delivery-stats tbody th {
+    font-weight: normal;
+    font-style: italic;
+    text-align: left;
+}

Elwig/Documents/style-page.css

@@ -0,0 +1,71 @@
+
+.m1, .m2, .m3 {
+    height: 0;
+    width: 10mm;
+    position: fixed;
+    left: -25mm;
+    border-top: 0.5pt solid black;
+}
+.m1.r, .m2.r, .m3.r {
+    left: initial;
+    right: -20mm;
+}
+.m1 {top: 80mm;}
+.m2 {top: 123.5mm;}
+.m3 {top: 185mm;}
+
+.page-break {
+    break-before: page;
+}
+hr.page-break {
+    display: none;
+}
+
+@page {
+    size: A4;
+    margin: 25mm 20mm 35mm 25mm;
+
+    @bottom-center {
+        content: element(page-footer);
+    }
+}
+
+@media screen {
+    body, header, .footer-wrapper {
+        width: 210mm;
+    }
+
+    header, .address-wrapper, aside, main {
+        border: 1px solid lightgray;
+    }
+
+    .m1, .m2, .m3 {
+        display: none;
+    }
+
+    header {
+        top: 0;
+    }
+
+    .spacing {
+        height: 45mm;
+    }
+
+    .main-wrapper {
+        margin: 0 20mm 40mm 25mm;
+    }
+
+    .footer-wrapper {
+        position: fixed;
+        bottom: 0;
+        left: 0;
+        right: 0;
+        background: white;
+    }
+}
+
+@media print {
+    .page::after {
+        content: "Seite " counter(page) " von " counter(pages) !important;
+    }
+}

Elwig/Documents/style.css

@@ -12,75 +12,10 @@ body {
     margin: 0;
 }
 
-.m1, .m2, .m3 {
+table {
-    height: 0;
-    width: 1cm;
-    position: fixed;
-    left: 0;
-    border-top: 1pt solid black;
-}
-
-.m1 {top: 105mm;}
-.m2 {top: 148.5mm;}
-.m3 {top: 210mm;}
-
-header, .address-wrapper, aside, main {
-    overflow: hidden;
-}
-
-header {
-    height: 45mm;
-    padding: 5mm;
-    position: absolute;
-    top: -25mm;
-    left: 0;
-    right: 0;
-    text-align: center;
-}
-
-header h1{
-    font-size: 18pt;
-    margin-top: 1cm;
-}
-
-.spacing {
-    height: 20mm;
-}
-
-.info-wrapper {
     width: 100%;
-    height: 45mm;
+    border-collapse: collapse;
-    margin: 0 0 8.46mm 0;
+    table-layout: fixed;
-    position: relative;
-}
-
-.address-wrapper {
-    height: 45mm;
-    width: 85mm;
-    margin: 0;
-    padding: 5mm;
-    position: absolute;
-    left: 20mm;
-    top: 0;
-    display: flex;
-    flex-direction: column;
-    justify-content: flex-end;
-}
-
-.address-wrapper .sender {
-    flex: 17.7mm 1 1;
-    font-size: 8pt;
-    display: flex;
-    flex-direction: column;
-    justify-content: flex-end;
-    padding-bottom: 2mm;
-}
-
-address {
-    flex: 27.3mm 1 1;
-    white-space: pre-line;
-    font-size: 12pt;
-    font-style: normal;
 }
 
 table td,
@@ -88,90 +23,23 @@ table th {
     padding: 0.5mm 1mm;
 }
 
-aside {
+table th {
-    height: 40mm;
+    text-align: center;
-    width: 75mm;
-    margin: 0;
-    position: absolute;
-    left: 125mm;
-    top: 5mm;
-}
-
-aside table {
-    border-collapse: collapse;
-    border: 1pt solid #808080;
-    width: calc(100% - 1cm);
-    margin-right: 1cm;
-}
-
-aside table thead:not(:first-child) tr {
-    border-top: 1pt solid #808080;
-}
-
-aside table thead th {
-    background-color: #E0E0E0;
-    font-size: 10pt;
-}
-
-aside table tbody th,
-aside table tbody td {
-    text-align: left;
-    font-size: 10pt;
-}
-
-aside table tbody th {
-    font-weight: normal;
-}
-
-main {
-    margin: 8.46mm 20mm 4.23mm 25mm;
-}
-
-main :first-child {
-    margin-top: 0;
-}
-
-main h1, main p {
-    font-size: 12pt;
-    margin: 1em 0;
-    text-align: justify;
-}
-
-main p {
-    widows: 3;
-    orphans: 3;
-    hyphens: auto;
-}
-
-main .date {
-    margin-bottom: 2em;
-    text-align: right;
-}
-
-main h1 {
-    margin-bottom: 2em;
-}
-
-main p.comment {
-    font-size: 10pt;
 }
 
 .footer-wrapper {
-    padding: 0 20mm 0 25mm;
     position: running(page-footer);
-    bottom: 0;
+    width: 165mm;
-    left: 0;
-    right: 0;
 }
 
 .pre-footer {
-    margin: 4.23mm 0;
+    margin: 1em 0;
     font-size: 10pt;
-    display: flex;
 }
 
 .pre-footer > * {
-    flex: 5cm 1 1;
+    display: inline-block;
+    width: 33%;
 }
 
 .pre-footer .date {
@@ -185,183 +53,27 @@ main p.comment {
 
 .pre-footer .page {
     text-align: right;
+    float: right;
 }
 
-.pre-fotter .page::after {
+.pre-footer .page::after {
     content: "Seite 1 von 1";
 }
 
 footer {
     font-size: 10pt;
-    border-top: 1pt solid black;
+    border-top: 0.5pt solid black;
     height: 25mm;
     padding-top: 1mm;
     text-align: center;
 }
 
-table {
-    width: 100%;
-    border-collapse: collapse;
-    table-layout: fixed;
-}
-
-table.delivery {
-    margin-bottom: 5mm;
-}
-
-table.delivery th {
-    font-weight: normal;
-    font-style: italic;
-    font-size: 10pt;
-}
-
-table.delivery th.main {
-    text-align: left;
-}
-
-table.delivery tr.main td {
-    font-weight: bold;
-    padding-top: 2mm;
-}
-
-table.delivery tbody tr:not(.main) td {
-    font-size: 8pt;
-}
-
-table.delivery tr.tight:not(.first) td {
-    padding-top: 0;
-    padding-bottom: 0;
-}
-
-table.delivery tr.tight.first td {
-    padding-bottom: 0;
-}
-
-table.delivery tr.tight:has(+ tr:not(.tight)) td {
-    padding-bottom: 0.5mm !important;
-}
-
-table.delivery tr.sum {
-    border-top: 1pt solid black;
-}
-
-table.delivery tr.sum td {
-    padding-top: 1mm;
-}
-
-table.delivery-stats {
-    font-size: 8pt;
-}
-
-table.delivery-stats.expanded th,
-table.delivery-stats.expanded td {
-    padding: 0.25mm 0;
-}
-
-table.delivery-stats:not(.expanded) th,
-table.delivery-stats:not(.expanded) td {
-    padding: 0.125mm 0;
-}
-
-table.delivery-stats:not(.expanded) tr.optional {
-    display: none;
-}
-
-table.delivery-stats thead th {
-    font-weight: normal;
-    font-style: italic;
-    text-align: right;
-}
-
-table.delivery-stats thead th:first-child {
-    text-align: left;
-}
-
-table.delivery-stats.expanded tbody {
-    font-size: 10pt;
-}
-
-table.delivery-stats td {
-    text-align: right;
-}
-
-table.delivery-stats tbody th {
-    font-weight: normal;
-    font-style: italic;
-    text-align: left;
-}
-
 .hidden {
     visibility: hidden;
 }
 
-main .bottom {
-    bottom: 0;
-    position: absolute;
-    width: calc(100% - 25mm - 20mm);
-}
-
-main .signatures {
-    width: 100%;
-    display: flex;
-    justify-content: space-around;
-    margin: 20mm 0 2mm 0;
-}
-
-main .signatures > * {
-    width: 5cm;
-    border-top: 1pt solid black;
-    padding-top: 1mm;
-    text-align: center;
-    font-size: 10pt;
-}
-
 hr {
     border: none;
-    border-top: 1pt solid black;
+    border-top: 0.5pt solid black;
     margin: 5mm 0;
 }
-
-hr.page-break {
-    display: none;
-    break-after: page;
-}
-
-@page {
-    size: A4;
-    margin: 25mm 0 35mm 0;
-    @bottom-center {
-        content: element(page-footer);
-    }
-}
-
-@media screen {
-    body, header, .footer-wrapper {
-        width: 210mm;
-    }
-    header, .address-wrapper, aside, main {
-        border: 1pt solid lightgray;
-    }
-    .m1, .m2, .m3 {display: none;}
-    header {top: 0;}
-    .spacing {height: 45mm;}
-    .main-wrapper {
-        margin-bottom: 40mm;
-    }
-    .footer-wrapper {
-        position: fixed;
-        bottom: 0;
-        left: 0;
-        right: 0;
-        background: white;
-    }
-}
-
-@media print {
-    .page::after {
-        content: "Seite " counter(page) " von " counter(pages);
-    }
-    .footer-wrapper {
-        display: none;
-    }
-}

Elwig/Elwig.csproj

@@ -16,14 +16,13 @@
   </ItemGroup>
 
   <ItemGroup>
+    <PackageReference Include="Balbarak.WeasyPrint" Version="2.0.2" />
     <PackageReference Include="Extended.Wpf.Toolkit" Version="4.5.1" />
     <PackageReference Include="ini-parser" Version="2.5.2" />
     <PackageReference Include="Microsoft.AspNetCore.Razor.Language" Version="6.0.21" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Proxies" Version="7.0.10" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="7.0.10" />
     <PackageReference Include="Microsoft.Web.WebView2" Version="1.0.1938.49" />
-    <PackageReference Include="PdfSharp" Version="1.50.5147" />
-    <PackageReference Include="PuppeteerSharp" Version="11.0.2" />
     <PackageReference Include="RazorLight" Version="2.3.1" />
     <PackageReference Include="ScottPlot.WPF" Version="4.1.67" />
     <PackageReference Include="System.IO.Ports" Version="7.0.0" />

Elwig/Helpers/AppDbContext.cs

@@ -43,6 +43,7 @@ namespace Elwig.Helpers {
         public DbSet<DeliveryPartAttr> DeliveryPartAttributes { get; private set; }
         public DbSet<DeliveryPartModifier> DeliveryPartModifiers { get; private set; }
         public DbSet<PaymentVar> PaymentVariants { get; private set; }
+        public DbSet<PaymentMember> MemberPayments { get; private set; }
 
         private readonly StreamWriter? LogFile = null;
         public static DateTime LastWriteTime => File.GetLastWriteTime(App.Config.DatabaseFile);

Elwig/Helpers/Billing/Graph.cs

@@ -1,14 +1,10 @@
-using Newtonsoft.Json.Linq;
 using ScottPlot;
 using System;
 using System.Collections.Generic;
-using System.Diagnostics.Contracts;
 using System.Linq;
-using System.Text;
+using System.Text.Json.Nodes;
-using System.Threading.Tasks;
-using System.Windows.Markup;
 
-namespace Elwig.Models {
+namespace Elwig.Helpers.Billing {
     public class Graph : ICloneable {
 
         public string Type { get; set; }
@@ -30,7 +26,7 @@ namespace Elwig.Models {
             DataY = DataGen.Zeros(MaxX - MinX + 1);
         }
 
-        public Graph(string type, int num, JToken graphData, string contracts, int minX, int maxX) {
+        public Graph(string type, int num, JsonObject graphData, string contracts, int minX, int maxX) {
             Type = type;
             Num = num;
             Contracts =  contracts;
@@ -52,8 +48,8 @@ namespace Elwig.Models {
             DataY = dataY;
         }
 
-        private void ParseGraphData(JToken graphData) {
+        private void ParseGraphData(JsonObject graphData) {
-            var GraphPoints = graphData.Children().OfType<JProperty>().ToDictionary(p => int.Parse(p.Name[..^2]), p => (double)p.Value);
+            var GraphPoints = graphData.ToDictionary(p => int.Parse(p.Key[..^2]), p => (double)p.Value?.AsValue());
 
             if (GraphPoints.Keys.Count < 1) {
                 return;
@@ -99,19 +95,19 @@ namespace Elwig.Models {
             }
         }
 
-        public JObject ToJson() {
+        public JsonObject ToJson() {
-            JObject graph = new();
+            JsonObject graph = new();
 
             if (DataY[0] != DataY[1]) {
-                graph.Add(new JProperty(DataX[0] + Type.ToLower(), Math.Round(DataY[0], 4)));
+                graph.Add(new KeyValuePair<string, JsonNode?>(DataX[0] + Type.ToLower(), Math.Round(DataY[0], 4)));
             }
             for (int i = 1; i < DataX.Length - 1; i++) {
                 if (Math.Round(DataY[i] - DataY[i - 1], 4) != Math.Round(DataY[i + 1] - DataY[i], 4)) {
-                    graph.Add(new JProperty(DataX[i] + Type.ToLower(), Math.Round(DataY[i], 4)));
+                    graph.Add(new KeyValuePair<string, JsonNode?>(DataX[i] + Type.ToLower(), Math.Round(DataY[i], 4)));
                 }
             }
             if (DataY[^1] != DataY[^2]) {
-                graph.Add(new JProperty(DataX[^1] + Type.ToLower(), Math.Round(DataY[^1], 4)));
+                graph.Add(new KeyValuePair<string, JsonNode?>(DataX[^1] + Type.ToLower(), Math.Round(DataY[^1], 4)));
             }
             return graph;
         }

Elwig/Helpers/Billing/Transaction.cs

@@ -0,0 +1,35 @@
+using Elwig.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace Elwig.Helpers.Billing {
+    public class Transaction {
+
+        public readonly Member Member;
+        public readonly long AmountCent;
+        public readonly string Currency;
+        public readonly int Nr;
+
+        public Transaction(Member m, decimal amount, string currency, int nr) {
+            Member = m;
+            AmountCent = (long)Math.Round(amount * 100);
+            Currency = currency;
+            Nr = nr;
+        }
+
+        public static IEnumerable<Transaction> FromPaymentVariant(PaymentVar variant) {
+            var last = variant.Season.PaymentVariants.Where(v => v.TransferDate != null).OrderBy(v => v.TransferDate).LastOrDefault();
+            var dict = last?.MemberPayments.ToDictionary(m => m.MgNr, m => m.Amount) ?? new();
+            return variant.MemberPayments
+                .OrderBy(m => m.MgNr)
+                .Select(m => {
+                    var amt = Math.Round(dict.GetValueOrDefault(m.MgNr, 0), 2);
+                    return new Transaction(m.Member, m.Amount - amt, m.Variant.Season.CurrencyCode, m.TgNr ?? 0);
+                })
+                .ToList();
+        }
+
+        public static string FormatAmountCent(long cents) => $"{cents / 100}.{cents % 100:00}";
+    }
+}

Elwig/Helpers/ClientParameters.cs

@@ -7,10 +7,10 @@ using System.Threading.Tasks;
 namespace Elwig.Helpers {
     public class ClientParameters {
 
-        public enum Type { Matzen, GWK };
+        public enum Type { Matzen, Winzerkeller };
 
         public bool IsMatzen => Client == Type.Matzen;
-        public bool IsGWK => Client == Type.GWK;
+        public bool IsWinzerkeller => Client == Type.Winzerkeller;
 
         public string NameToken;
         public string NameShort;
@@ -61,7 +61,7 @@ namespace Elwig.Helpers {
                 NameType = parameters["CLIENT_NAME_TYPE"] ?? throw new KeyNotFoundException();
                 switch (Name) {
                     case "Winzergenossenschaft für Matzen und Umgebung": Client = Type.Matzen; break;
-                    case "Winzerkeller im Weinviertel": Client = Type.GWK; break;
+                    case "Winzerkeller im Weinviertel": Client = Type.Winzerkeller; break;
                 };
 
                 Plz = int.Parse(parameters["CLIENT_PLZ"] ?? "");

Elwig/Helpers/Config.cs

@@ -1,7 +1,6 @@
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
-using System.Text;
 using IniParser;
 using IniParser.Model;
 
@@ -25,7 +24,7 @@ namespace Elwig.Helpers {
             var parser = new FileIniDataParser();
             IniData? ini = null;
             try {
-                ini = parser.ReadFile(FileName, Encoding.UTF8);
+                ini = parser.ReadFile(FileName, Utils.UTF8);
             } catch {}
 
             if (ini == null || !ini.TryGetKey("database.file", out string db)) {
@@ -70,7 +69,7 @@ namespace Elwig.Helpers {
         }
 
         public void Write() {
-            using var file = new StreamWriter(FileName, false, Encoding.UTF8);
+            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");
             file.Write($"\r\n[database]\r\nfile = {DatabaseFile}\r\n");

Elwig/Helpers/Export/Bki.cs

@@ -1,4 +1,67 @@
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System;
+
 namespace Elwig.Helpers.Export {
-    public class Bki {
+
+    using Row = Tuple<(string, string?, string?, string?, string, int, string, int), (string, int, string, string, string, int, string, double, double)>;
+
+    public class Bki : Csv<Row> {
+
+        private readonly string _clientData;
+
+        public Bki(string filename) : base(filename, ';', Encoding.Latin1) {
+            Header = """
+                EDV-Liste zum automatischen Einlesen in die Weindatenbank;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+                ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+                Stammdaten;;;;;;;;;;;;;;Transportschein;;;;;;;;;;;;;;;;
+                Empfänger:;;;;;;;Versender:;;;;;;;;;;;;;;;;;;;;;;;
+                Betriebsnr;Name od. Firmenname;Vorname;Straße;Hausnr;Plz;Ort;Betriebsnr;Name od. Firmenname;Vorname;Straße;Hausnr;Plz;Ort;Datum der Lieferung;Menge in kg;Art;Weiß;Rot;Sorte1;Sorte2;Sorte3;Qualitätsstufe;Jahrgang;Herkunft;°KMW;°Oe;Vollablieferer;Ha Gesamt;Ha Ertragsfähig;Flächenbindung in Ha für AMA
+                """;
+            var c = App.Client;
+            var (a1, a2) = Utils.SplitAddress(c.Address);
+            _clientData = $"{c.LfbisNr};{c.NameFull};;{a1};{a2};{c.Plz};{c.Ort}";
+        }
+
+        public async Task ExportAsync(int year) {
+            using var cnx = await AppDbContext.ConnectAsync();
+            using var cmd = cnx.CreateCommand();
+            cmd.CommandText = $"""
+                SELECT lfbis_nr, family_name, name, billing_name, address, plz, ort, area,
+                       date, weight, type, sortid, qualid, year, hkid, kmw, oe
+                FROM v_bki_delivery
+                WHERE year = {year}
+                """;
+            var r = await cmd.ExecuteReaderAsync();
+            List<Row> rows = new();
+            while (await r.ReadAsync()) {
+                rows.Add(new(
+                    (r.GetString(0), r.IsDBNull(1) ? null : r.GetString(1), r.IsDBNull(2) ? null : r.GetString(2), r.IsDBNull(3) ? null : r.GetString(3), r.GetString(4), r.GetInt32(5), r.GetString(6), r.GetInt32(7)),
+                    (r.GetString(8), r.GetInt32(9), r.GetString(10), r.GetString(11), r.GetString(12), r.GetInt32(13), r.GetString(14), r.GetDouble(15), r.GetDouble(16))
+                ));
+            }
+
+            await ExportAsync(rows);
+        }
+
+        public void Export(int year) {
+            ExportAsync(year).GetAwaiter().GetResult();
+        }
+
+        public override string FormatRow(Row row) {
+            var (member, delivery) = row;
+            var (lfBisNr, familyName, name, billingName, address, plz, ort, area) = member;
+            var (date, weight, type, sortid, qualid, year, hkid, kmw, oe) = delivery;
+
+            var (n1, n2) = billingName == null ? (familyName, name) : Utils.SplitName(billingName, familyName);
+            var (a1, a2) = Utils.SplitAddress(address);
+            var memberData = $"{lfBisNr};{n1};{n2};{a1};{a2};{plz};{ort}";
+            var deliveryData = $"{string.Join(".", date.Split("-").Reverse())};{weight};TB;{(type == "W" ? "J" : "")};{(type == "R" ? "J" : "")};{sortid};;;{qualid};{year};{hkid};{kmw:0.0};{oe:0}";
+            var vollData = $"N;;;{area / 10_000.0}";
+
+            return $"{_clientData};{memberData};{deliveryData};{vollData}";
+        }
     }
 }

Elwig/Helpers/Export/Csv.cs

@@ -1,4 +1,61 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
 namespace Elwig.Helpers.Export {
-    public class Csv {
+    public abstract class Csv<T> : IExporter<T> {
+
+        public static string FileExtension => "csv";
+
+        private readonly StreamWriter _writer;
+        protected readonly char Separator;
+        protected string? Header;
+
+        public Csv(string filename, char separator = ';') : this(filename, separator, Utils.UTF8) { }
+
+        public Csv(string filename, char separator, Encoding encoding) {
+            _writer = new StreamWriter(filename, false, encoding);
+            Separator = separator;
+        }
+
+        public void Dispose() {
+            GC.SuppressFinalize(this);
+            _writer.Dispose();
+        }
+
+        public ValueTask DisposeAsync() {
+            GC.SuppressFinalize(this);
+            return _writer.DisposeAsync();
+        }
+
+        public async Task ExportAsync(IEnumerable<T> data, IProgress<double>? progress = null) {
+            progress?.Report(0.0);
+            int count = data.Count() + 2, i = 0;
+
+            if (Header != null) await _writer.WriteLineAsync(Header);
+            progress?.Report(100.0 * ++i / count);
+
+            foreach (var row in data) {
+                await _writer.WriteLineAsync(FormatRow(row));
+                progress?.Report(100.0 * ++i / count);
+            }
+
+            await _writer.FlushAsync();
+            progress?.Report(100.0);
+        }
+
+        public void Export(IEnumerable<T> data, IProgress<double>? progress = null) {
+            ExportAsync(data, progress).GetAwaiter().GetResult();
+        }
+
+        public string FormatRow(IEnumerable row) {
+            return string.Join(Separator, row);
+        }
+
+        public abstract string FormatRow(T row);
     }
 }

Elwig/Helpers/Export/Ebics.cs

@@ -1,15 +1,109 @@
+using Elwig.Helpers.Billing;
 using Elwig.Models;
 using System;
 using System.Collections.Generic;
+using System.IO;
+using System.Linq;
 using System.Threading.Tasks;
 
 namespace Elwig.Helpers.Export {
-    public class Ebics : IBankingProvider {
+    public class Ebics : IBankingExporter {
 
-        public string FileExtension => "xml";
+        public static string FileExtension => "xml";
 
-        public Task Export(string filename, int avnr, IEnumerable<Member> members) {
+        private readonly StreamWriter _writer;
-            throw new NotImplementedException();
+        private readonly DateOnly _date;
+        private readonly int _year;
+        private readonly string _name;
+        private readonly int _nr;
+
+        public Ebics(PaymentVar variant, string filename) {
+            _writer = new(filename, false, Utils.UTF8);
+            _date = variant.TransferDate ?? DateOnly.Parse("2021-01-10"); //throw new ArgumentException("TransferDate has to be set in PaymentVar");
+            _year = variant.Year;
+            _name = variant.Name;
+            _nr = variant.AvNr;
+        }
+
+        public void Dispose() {
+            GC.SuppressFinalize(this);
+            _writer.Dispose();
+        }
+
+        public ValueTask DisposeAsync() {
+            GC.SuppressFinalize(this);
+            return _writer.DisposeAsync();
+        }
+
+        public void Export(IEnumerable<Transaction> transactions, IProgress<double>? progress = null) {
+            ExportAsync(transactions, progress).GetAwaiter().GetResult();
+        }
+
+        public async Task ExportAsync(IEnumerable<Transaction> transactions, IProgress<double>? progress = null) {
+            progress?.Report(0.0);
+            var nbOfTxs = transactions.Count();
+            int count = nbOfTxs + 2, i = 0;
+            var ctrlSum = Transaction.FormatAmountCent(transactions.Sum(tx => tx.AmountCent));
+            var msgId = $"ELWIG-{App.Client.NameToken}-{_year}-AV{_nr:00}";
+            var pmtInfId = $"{msgId}-1";
+
+            await _writer.WriteLineAsync($"""
+                <?xml version="1.0" encoding="UTF-8"?>
+                <Document xmlns="urn:iso:std:iso:20022:tech:xsd:pain.001.001.09"
+                          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+                          xsi:schemaLocation="urn:iso:std:iso:20022:tech:xsd:pain.001.001.09 pain.001.001.09.xsd">
+                  <CstmrCdtTrfInitn>
+                    <GrpHdr>
+                      <MsgId>{msgId}</MsgId>
+                      <CreDtTm>{DateTime.UtcNow:o}</CreDtTm>
+                      <NbOfTxs>{nbOfTxs}</NbOfTxs>
+                      <CtrlSum>{ctrlSum}</CtrlSum>
+                      <InitgPty><Nm>{App.Client.NameFull}</Nm></InitgPty>
+                    </GrpHdr>
+                    <PmtInf>
+                      <PmtInfId>{pmtInfId}</PmtInfId>
+                      <PmtMtd>TRF</PmtMtd>
+                      <NbOfTxs>{nbOfTxs}</NbOfTxs>
+                      <CtrlSum>{ctrlSum}</CtrlSum>
+                      <ReqdExctnDt><Dt>{_date:yyyy-MM-dd}</Dt></ReqdExctnDt>
+                      <Dbtr><Nm>{App.Client.NameFull}</Nm></Dbtr>
+                      <DbtrAcct><Id><IBAN>{App.Client.Iban?.Replace(" ", "")}</IBAN></Id></DbtrAcct>
+                      <DbtrAgt><FinInstnId><BICFI>{App.Client.Bic ?? "NOTPROVIDED"}</BICFI></FinInstnId></DbtrAgt>
+                """);
+            progress?.Report(100.0 * ++i / count);
+
+            foreach (var tx in transactions) {
+                var a = (IAddress?)tx.Member.BillingAddress ?? tx.Member;
+                var (a1, a2) = Utils.SplitAddress(a.Address);
+                var id = $"ELWIG-{App.Client.NameToken}-{_year}-TG{tx.Nr:0000}";
+                var info = $"{_name} - Traubengutschrift {_year}/{tx.Nr:000}";
+                await _writer.WriteLineAsync($"""
+                          <CdtTrfTxInf>
+                            <PmtId><EndToEndId>{id}</EndToEndId></PmtId>
+                            <Amt><InstdAmt Ccy="{tx.Currency}">{Transaction.FormatAmountCent(tx.AmountCent)}</InstdAmt></Amt>
+                            <Cdtr>
+                              <Nm>{a.Name}</Nm>
+                              <PstlAdr>
+                                <StrtNm>{a1}</StrtNm><BldgNb>{a2}</BldgNb>
+                                <PstCd>{a.PostalDest.AtPlz?.Plz}</PstCd><TwnNm>{a.PostalDest.AtPlz?.Ort.Name}</TwnNm>
+                                <Ctry>{a.PostalDest.Country.Alpha2}</Ctry>
+                              </PstlAdr>
+                            </Cdtr>
+                            <CdtrAcct><Id><IBAN>{tx.Member.Iban}</IBAN></Id><CdtrAcct>
+                            <CdtrAgt><FinInstnId><BICFI>{tx.Member.Bic ?? "NOTPROVIDED"}</BICFI></FinInstnId></CdtrAgt>
+                            <RmtInf><Ustrd>{info}</Ustrd></RmtInf>
+                          </CdtTrfTxInf>
+                    """);
+                progress?.Report(100.0 * ++i / count);
+            }
+
+            await _writer.WriteLineAsync("""
+                    </PmtInf>
+                  </CstmrCdtTrfInitn>
+                </Document>
+                """);
+            await _writer.FlushAsync();
+            progress?.Report(100.0);
         }
     }
 }

Elwig/Helpers/Export/Elba.cs

@@ -1,14 +1,14 @@
-using Elwig.Models;
+using Elwig.Helpers.Billing;
 using System;
-using System.Collections.Generic;
-using System.Threading.Tasks;
 
 namespace Elwig.Helpers.Export {
-    public class Elba : IBankingProvider {
+    public class Elba : Csv<Transaction>, IBankingExporter {
 
-        public string FileExtension => "elba";
+        public static new string FileExtension => "elba";
 
-        public Task Export(string filename, int avnr, IEnumerable<Member> members) {
+        public Elba(string filename) : base(filename) { }
+
+        public override string FormatRow(Transaction row) {
             throw new NotImplementedException();
         }
     }

Elwig/Helpers/Export/IBankingExporter.cs

@@ -0,0 +1,8 @@
+using Elwig.Helpers.Billing;
+
+namespace Elwig.Helpers.Export {
+    /// <summary>
+    /// Interface for exporting banking data
+    /// </summary>
+    public interface IBankingExporter : IExporter<Transaction> { }
+}

Elwig/Helpers/Export/IBankingProvider.cs

@@ -1,24 +0,0 @@
-using Elwig.Models;
-using System.Collections.Generic;
-using System.Threading.Tasks;
-
-namespace Elwig.Helpers.Export {
-    /// <summary>
-    /// Interface for exporting banking data
-    /// </summary>
-    public interface IBankingProvider {
-        /// <summary>
-        /// The default file extension of the exported files to be used (whithout a preceding ".")
-        /// </summary>
-        string FileExtension { get; }
-
-        /// <summary>
-        /// Export the member payment data of the given payment variant to the given file.
-        /// (The amount of the last payed variant is deducted from the calculated amount.)
-        /// </summary>
-        /// <param name="filename">The file to export the data to</param>
-        /// <param name="avnr">The number of the payment variant to export</param>
-        /// <param name="members">The members whose data to include in the export</param>
-        Task Export(string filename, int avnr, IEnumerable<Member> members);
-    }
-}

Elwig/Helpers/Export/IExporter.cs

@@ -0,0 +1,26 @@
+using System;
+using System.Collections.Generic;
+using System.Threading.Tasks;
+
+namespace Elwig.Helpers.Export {
+    public interface IExporter<T> : IDisposable, IAsyncDisposable {
+        /// <summary>
+        /// The default file extension of the exported files to be used (whithout a preceding ".")
+        /// </summary>
+        static abstract string FileExtension { get; }
+
+        /// <summary>
+        /// Export the given data to the given file.
+        /// </summary>
+        /// <param name="data">The data to be exported</param>
+        /// <param name="progress">The progress object to report to</param>
+        void Export(IEnumerable<T> data, IProgress<double>? progress = null);
+
+        /// <summary>
+        /// Asynchronosly export the given data to the given file.
+        /// </summary>
+        /// <param name="data">The data to be exported</param>
+        /// <param name="progress">The progress object to report to</param>
+        Task ExportAsync(IEnumerable<T> data, IProgress<double>? progress = null);
+    }
+}

Elwig/Helpers/IAddress.cs

@@ -0,0 +1,9 @@
+using Elwig.Models;
+
+namespace Elwig.Helpers {
+    public interface IAddress {
+        string Name { get; }
+        string Address { get; }
+        PostalDest PostalDest { get; }
+    }
+}

Elwig/Helpers/Utils.cs

@@ -15,6 +15,8 @@ using Elwig.Models;
 namespace Elwig.Helpers {
     public static partial class Utils {
 
+        public static readonly Encoding UTF8 = new UTF8Encoding(false, true);
+
         public static int CurrentYear => DateTime.Now.Year;
         public static int CurrentNextSeason => DateTime.Now.Year - (DateTime.Now.Month <= 3 ? 1 : 0);
         public static int CurrentLastSeason => DateTime.Now.Year - (DateTime.Now.Month <= 7 ? 1 : 0);
@@ -25,6 +27,7 @@ namespace Elwig.Helpers {
         public static readonly Regex PartialDateRegex = GeneratedPartialDateRegex();
         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|))?$", RegexOptions.Compiled)]
         private static partial Regex GeneratedSerialRegex();
@@ -41,6 +44,9 @@ namespace Elwig.Helpers {
         [GeneratedRegex(@"^([0-9]{1,2}:[0-9]{2})?-([0-9]{1,2}:[0-9]{2})?$", RegexOptions.Compiled)]
         private static partial Regex GeneratedFromToTimeRegex();
 
+        [GeneratedRegex(@"^(.*?) +([0-9].*)$", RegexOptions.Compiled)]
+        private static partial Regex GeneratedAddressRegex();
+
         private static readonly ushort[] Crc16ModbusTable = {
             0x0000, 0xC0C1, 0xC181, 0x0140, 0xC301, 0x03C0, 0x0280, 0xC241,
             0xC601, 0x06C0, 0x0780, 0xC741, 0x0500, 0xC5C1, 0xC481, 0x0440,
@@ -292,5 +298,30 @@ namespace Elwig.Helpers {
         public static string GenerateLsNr(Delivery d) => GenerateLsNr(d.Date, d.ZwstId, d.LNr);
 
         public static string GenerateLsNr(DateOnly date, string zwstid, int lnr) => $"{date:yyyyMMdd}{zwstid}{lnr:000}";
+
+        public static (string, string?) SplitAddress(string address) {
+            var m = AddressRegex.Match(address);
+            return (m.Groups[1].Value, m.Groups[2].Value);
+        }
+
+        public static (string, string?) SplitName(string fullName, string? familyName) {
+            if (familyName == null) return (fullName, null);
+            var p0 = fullName.ToLower().IndexOf(familyName.ToLower());
+            if (p0 == -1) return (fullName, null);
+            var p1 = fullName.IndexOf(" und ");
+            var p2 = fullName.ToLower().LastIndexOf(" und ");
+            if (p1 != p2) {
+                if (p0 > p1) {
+                    // A und B familyName [und ...]
+                    return (fullName[p0..^0], fullName[0..(p0 - 1)]);
+                } else {
+                    // familyName und ... A und B
+                    var p3 = fullName.LastIndexOf(' ', p2 - 1);
+                    return (fullName[0..p3], fullName[(p3 + 1)..^0]);
+                }
+            } else {
+                return (familyName, fullName.Replace(familyName, "").Replace("  ", " ").Trim());
+            }
+        }
     }
 }

Elwig/Models/BillingAddr.cs

@@ -1,9 +1,10 @@
+using Elwig.Helpers;
 using Microsoft.EntityFrameworkCore;
 using System.ComponentModel.DataAnnotations.Schema;
 
 namespace Elwig.Models {
     [Table("member_billing_address"), PrimaryKey("MgNr")]
-    public class BillingAddr {
+    public class BillingAddr : IAddress {
         [Column("mgnr")]
         public int MgNr { get; set; }
 

Elwig/Models/Delivery.cs

@@ -19,12 +19,8 @@ namespace Elwig.Models {
 
         [NotMapped]
         public DateOnly Date {
-            get {
+            get => DateOnly.ParseExact(DateString, "yyyy-MM-dd");
-                return DateOnly.ParseExact(DateString, "yyyy-MM-dd");
+            set => DateString = value.ToString("yyyy-MM-dd");
-            }
-            set {
-                DateString = value.ToString("yyyy-MM-dd");
-            }
         }
 
         [Column("time")]
@@ -32,19 +28,13 @@ namespace Elwig.Models {
 
         [NotMapped]
         public TimeOnly? Time {
-            get {
+            get => (TimeString == null) ? null : TimeOnly.ParseExact(TimeString, "HH:mm:ss");
-                return (TimeString == null) ? null : TimeOnly.ParseExact(TimeString, "HH:mm:ss");
+            set => TimeString = value?.ToString("HH:mm:ss");
-            }
-            set {
-                TimeString = value?.ToString("HH:mm:ss");
-            }
         }
 
         [NotMapped]
         public DateTime DateTime {
-            get {
+            get => Date.ToDateTime(Time ?? TimeOnly.MinValue);
-                return Date.ToDateTime(Time ?? TimeOnly.MinValue);
-            }
             set {
                 Date = DateOnly.FromDateTime(value);
                 Time = TimeOnly.FromDateTime(value);
@@ -72,6 +62,9 @@ namespace Elwig.Models {
         [Column("comment")]
         public string? Comment { get; set; }
 
+        [ForeignKey("Year")]
+        public virtual Season Season { get; private set; }
+
         [InverseProperty("Delivery")]
         public virtual ISet<DeliveryPart> Parts { get; private set; }
 

Elwig/Models/Member.cs

@@ -7,7 +7,7 @@ using System.Linq;
 
 namespace Elwig.Models {
     [Table("member"), PrimaryKey("MgNr")]
-    public class Member {
+    public class Member : IAddress {
         [Column("mgnr")]
         public int MgNr { get; set; }
 

Elwig/Models/PaymentMember.cs

@@ -0,0 +1,34 @@
+using Microsoft.EntityFrameworkCore;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace Elwig.Models {
+    [Table("payment_member"), PrimaryKey("Year", "AvNr", "MgNr"), Index("Year", "TgNr", IsUnique = true)]
+    public class PaymentMember {
+        [Column("year")]
+        public int Year { get; set; }
+
+        [Column("avnr")]
+        public int AvNr { get; set; }
+
+        [Column("mgnr")]
+        public int MgNr { get; set; }
+
+        [Column("amount")]
+        public long AmountValue { get; set; }
+
+        [Column("tgnr")]
+        public int? TgNr { get; set; }
+
+        [NotMapped]
+        public decimal Amount {
+            get => Variant.Season.DecFromDb(AmountValue);
+            set => AmountValue = Variant.Season.DecToDb(value);
+        }
+
+        [ForeignKey("Year, AvNr")]
+        public virtual PaymentVar Variant { get; private set; }
+
+        [ForeignKey("MgNr")]
+        public virtual Member Member { get; private set; }
+    }
+}

Elwig/Models/PaymentVar.cs

@@ -1,5 +1,6 @@
-using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore;
 using System;
+using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations.Schema;
 
 namespace Elwig.Models {
@@ -19,12 +20,17 @@ namespace Elwig.Models {
 
         [NotMapped]
         public DateOnly Date {
-            get {
+            get => DateOnly.ParseExact(DateString, "yyyy-MM-dd");
-                return DateOnly.ParseExact(DateString, "yyyy-MM-dd");
+            set => DateString = value.ToString("yyyy-MM-dd");
-            }
-            set {
-                DateString = value.ToString("yyyy-MM-dd");
         }
+
+        [Column("transfer_date")]
+        public string? TransferDateString { get; set; }
+
+        [NotMapped]
+        public DateOnly? TransferDate {
+            get => TransferDateString != null ? DateOnly.ParseExact(TransferDateString, "yyyy-MM-dd") : null;
+            set => TransferDateString = value?.ToString("yyyy-MM-dd");
         }
 
         [Column("test_variant")]
@@ -65,5 +71,11 @@ namespace Elwig.Models {
 
         [Column("data")]
         public string Data { get; set; }
+
+        [ForeignKey("Year")]
+        public virtual Season Season { get; private set; }
+
+        [InverseProperty("Variant")]
+        public virtual ISet<PaymentMember> MemberPayments { get; private set; }
     }
 }

Elwig/Models/Season.cs

@@ -48,6 +48,12 @@ namespace Elwig.Models {
         [InverseProperty("Season")]
         public virtual ISet<Modifier> Modifiers { get; private set; }
 
+        [InverseProperty("Season")]
+        public virtual ISet<PaymentVar> PaymentVariants { get; private set; }
+
+        [InverseProperty("Season")]
+        public virtual ISet<Delivery> Deliveries { get; private set; }
+
         public decimal DecFromDb(long value) {
             return Utils.DecFromDb(value, Precision);
         }

Elwig/Models/WineVar.cs

@@ -18,6 +18,9 @@ namespace Elwig.Models {
 
         public string CommentFormat => (Comment != null) ? $" ({Comment})" : "";
 
+        public bool IsRed => Type == "R";
+        public bool IsWhite => Type == "W";
+
         public override string ToString() {
             return Name;
         }

Elwig/Windows/BaseDataWindow.xaml.cs

@@ -212,7 +212,7 @@ namespace Elwig.Windows {
             p.Address = ClientAddressInput.Text;
             p.Plz = int.Parse(ClientPlzInput.Text);
             p.Ort = ClientOrtInput.Text;
-            p.Iban = ClientIbanInput.Text.Length > 0 ? ClientIbanInput.Text.Replace(" ", "") : null;
+            p.Iban = ClientIbanInput.Text.Length > 0 ? ClientIbanInput.Text : null;
             p.Bic = ClientBicInput.Text.Length > 0 ? ClientBicInput.Text : null;
             p.UstIdNr = ClientUstIdNrInput.Text.Length > 0 ? ClientUstIdNrInput.Text : null;
             p.LfbisNr = ClientLfbisNrInput.Text.Length > 0 ? ClientLfbisNrInput.Text : null;

Elwig/Windows/ChartWindow.xaml.cs

@@ -1,21 +1,17 @@
-using System;
+using System;
 using System.Collections.Generic;
-using System.ComponentModel;
-using System.Diagnostics;
-using System.Diagnostics.Contracts;
 using System.Drawing;
 using System.Linq;
+using System.Text.Json.Nodes;
 using System.Threading.Tasks;
 using System.Windows;
 using System.Windows.Controls;
-using System.Windows.Data;
-using System.Windows.Documents;
 using System.Windows.Input;
 using Elwig.Helpers;
+using Elwig.Helpers.Billing;
 using Elwig.Models;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.EntityFrameworkCore.ChangeTracking;
-using Newtonsoft.Json.Linq;
 using ScottPlot;
 using ScottPlot.Plottable;
 
@@ -69,14 +65,14 @@ namespace Elwig.Windows {
             }
 
             PaymentVar paymentVar = paymentVars[0];
-            var data = JToken.Parse(paymentVar.Data);
+            var data = JsonNode.Parse(paymentVar.Data).AsObject();
 
-            var auszahlungsSorten = data["AuszahlungSorten"];
+            var auszahlungsSorten = data["AuszahlungSorten"]?.AsObject();
             if (auszahlungsSorten == null) {
                 return;
             }
 
-            var Graphs = auszahlungsSorten["Kurven"];
+            var Graphs = auszahlungsSorten["Kurven"]?.AsArray();
 
             if (Graphs == null) {
                 return;
@@ -86,7 +82,7 @@ namespace Elwig.Windows {
 
             int i = 1;
             foreach (var graph in Graphs) {
-                GraphsList.Add(new Graph("Oe", i, graph, ParseContracts(auszahlungsSorten, i - 1), 50, 140));
+                GraphsList.Add(new Graph("Oe", i, graph?.AsObject(), ParseContracts(auszahlungsSorten, i - 1), 50, 140));
                 i++;
             }
 
@@ -98,17 +94,15 @@ namespace Elwig.Windows {
             RefreshInputs();
         }
 
-        private String ParseContracts(JToken auszahlungsSorten, int num) {
+        private String ParseContracts(JsonObject auszahlungsSorten, int num) {
             List<string> contracts = new();
 
-            foreach (var sorte in auszahlungsSorten.Children().OfType<JToken>()) {
+            foreach (var sorte in auszahlungsSorten) {
-                if (((JProperty)sorte).Name == "Kurven") {
+                if (sorte.Key == "Kurven") continue;
-                    continue;
+                foreach (var attribut in sorte.Value.AsObject()) {
-                }
+                    foreach (var bindung in attribut.Value.AsObject()) {
-                foreach (var attribut in sorte.Values().OfType<JToken>()) {
+                        if ((int)bindung.Value.AsValue() == num) {
-                    foreach (var bindung in attribut.Values().OfType<JProperty>()) {
+                            contracts.Add($"{sorte.Key}/{attribut.Key}/{bindung.Key}");
-                        if ((int)(bindung).Value == num) {
-                            contracts.Add($"{((JProperty)sorte).Name}/{((JProperty)attribut).Name}/{bindung.Name}");
                         }
                     }
                 }
@@ -125,15 +119,14 @@ namespace Elwig.Windows {
             }
 
             PaymentVar paymentVar = paymentVars[0];
-            var data = JToken.Parse(paymentVar.Data);
+            var data = JsonNode.Parse(paymentVar.Data).AsObject();
 
-            var auszahlungsSorten = data["AuszahlungSorten"];
+            var auszahlungsSorten = data["AuszahlungSorten"]?.AsObject();
             if (auszahlungsSorten == null) {
                 return false;
             }
 
-            var Graphs = auszahlungsSorten["Kurven"];
+            var Graphs = auszahlungsSorten["Kurven"]?.AsObject();
-
             if (Graphs == null) {
                 return false;
             }
@@ -141,26 +134,24 @@ namespace Elwig.Windows {
             int i = 1;
             foreach (var graph in Graphs) {
                 if (i == num) {
-                    graph.Remove();
+                    Graphs.Remove(graph.Key);
                     break;
                 }
                 i++;
             }
 
-            foreach (var sorte in auszahlungsSorten.Children().OfType<JToken>()) {
+            foreach (var sorte in auszahlungsSorten) {
-                if (((JProperty)sorte).Name == "Kurven") {
+                if (sorte.Key == "Kurven") continue;
-                    continue;
+                foreach (var attribut in sorte.Value.AsObject()) {
-                }
+                    var bindungen = attribut.Value.AsObject();
-                foreach (var attribut in sorte.Values().OfType<JToken>()) {
+                    foreach (var bindung in bindungen) {
-                    List<JProperty> itemsToRemove = new();
+                        int v = (int)bindung.Value;
-                    foreach (var bindung in attribut.Values().OfType<JProperty>()) {
+                        if (v == num - 1) {
-                        if ((int)bindung.Value == num - 1) {
+                            bindungen.Remove(bindung.Key);
-                            itemsToRemove.Add(bindung);
+                        } else if (v > num - 1) {
-                        } else if ((int)bindung.Value > num - 1) {
+                            bindungen[bindung.Key] = v - 1;
-                            bindung.Value = (int)bindung.Value - 1;
                         }
                     }
-                    itemsToRemove.ForEach(i => i.Remove());
                 }
             }
 
@@ -231,6 +222,7 @@ namespace Elwig.Windows {
         private void InitPlot() {
             OechslePricePlotScatter = OechslePricePlot.Plot.AddScatter(Graph.DataX, Graph.DataY);
 
+            OechslePricePlot.Configuration.DoubleClickBenchmark = false;
             OechslePricePlotScatter.LineColor = Color.Blue;
             OechslePricePlotScatter.MarkerColor = Color.Blue;
             OechslePricePlotScatter.MarkerSize = 9;
@@ -398,7 +390,7 @@ namespace Elwig.Windows {
 
                     PriceInput.Text = Graph.DataY[PrimaryMarkedPointIndex].ToString();
 
-                    EnableActionButtons();
+                    if (IsEditing || IsCreating) EnableActionButtons();
                     OechslePricePlot.Render();
                     return;
                 }
@@ -430,6 +422,8 @@ namespace Elwig.Windows {
                 return;
             }
             FlattenGraph(0, PrimaryMarkedPointIndex, Graph.DataY[PrimaryMarkedPointIndex]);
+            SaveButton.IsEnabled = true;
+            ResetButton.IsEnabled = true;
         }
 
         private void RightFlatButton_Click(object sender, RoutedEventArgs evt) {
@@ -437,6 +431,8 @@ namespace Elwig.Windows {
                 return;
             }
             FlattenGraph(PrimaryMarkedPointIndex, Graph.DataY.Length - 1, Graph.DataY[PrimaryMarkedPointIndex]);
+            SaveButton.IsEnabled = true;
+            ResetButton.IsEnabled = true;
         }
 
         private void InterpolateButton_Click(object sender, RoutedEventArgs evt) {
@@ -451,6 +447,8 @@ namespace Elwig.Windows {
             for (int i = lowIndex; i < highIndex - 1; i++) {
                 Graph.DataY[i + 1] = Math.Round(Graph.DataY[i] + step, 4); // TODO richtig runden
             }
+            SaveButton.IsEnabled = true;
+            ResetButton.IsEnabled = true;
         }
 
         private void LinearIncreaseButton_Click(object sender, RoutedEventArgs e) { 
@@ -462,6 +460,8 @@ namespace Elwig.Windows {
                 return;
             }
             LinearIncreaseGraph(PrimaryMarkedPointIndex, Graph.DataY.Length - 1, priceIncrease.Value);
+            SaveButton.IsEnabled = true;
+            ResetButton.IsEnabled = true;
         }
 
         private void OechslePricePlot_MouseDown(object sender, MouseEventArgs e) {
@@ -662,23 +662,22 @@ namespace Elwig.Windows {
             }
 
             PaymentVar paymentVar = paymentVars[0];
-            var data = JToken.Parse(paymentVar.Data);
+            var data = JsonNode.Parse(paymentVar.Data).AsObject();
 
             var auszahlungsSorten = data["AuszahlungSorten"];
             if (auszahlungsSorten == null) {
                 return null;
             }
 
-            var Graphs = auszahlungsSorten["Kurven"];
+            var Graphs = auszahlungsSorten["Kurven"].AsArray();
-
             if (Graphs == null) {
                 return null;
             }
 
             if (IsEditing) {
-                ((JArray)Graphs)[g.Num - 1] = g.ToJson();
+                Graphs[g.Num - 1] = g.ToJson();
             } else if(IsCreating) {
-                ((JArray)Graphs).Add(g.ToJson());
+                Graphs.Add(g.ToJson());
             } else {
                 return null;
             }

Elwig/Windows/DeliveryAdminWindow.xaml.cs

@@ -102,15 +102,19 @@ 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.Wait;
             using var doc = new DeliveryNote(d, Context);
             await doc.Generate();
             doc.Show();
+            Mouse.OverrideCursor = null;
         }
 
         private async void Menu_Print_PrintDeliveryNote_Click(object sender, RoutedEventArgs evt) {
             if (DeliveryList.SelectedItem is not Delivery d) return;
+            Mouse.OverrideCursor = Cursors.Wait;
             using var doc = new DeliveryNote(d, Context);
             await doc.Generate();
+            Mouse.OverrideCursor = null;
             await doc.Print();
         }
 
@@ -702,26 +706,36 @@ namespace Elwig.Windows {
         }
 
         private async void NewDeliveryPartButton_Click(object sender, RoutedEventArgs evt) {
+            FinishButton.IsEnabled = false;
+            NewDeliveryPartButton.IsEnabled = false;
+            NewDeliveryPartButton.Cursor = Cursors.Wait;
             DeliveryPartList.IsEnabled = false;
             var p = await UpdateDeliveryPart(DeliveryList.SelectedItem as Delivery, DeliveryPartList.SelectedItem as DeliveryPart);
             await RefreshDeliveryList();
             await RefreshDeliveryParts();
+            NewDeliveryPartButton.Cursor = null;
             DeliveryList.SelectedItem = p?.Delivery;
             DeliveryPartList.SelectedItem = null;
             InitialInputs();
         }
 
         private async void FinishButton_Click(object sender, RoutedEventArgs evt) {
+            FinishButton.IsEnabled = false;
+            NewDeliveryPartButton.IsEnabled = false;
+            FinishButton.Cursor = Cursors.Wait;
             DeliveryPartList.IsEnabled = false;
             var p = await UpdateDeliveryPart(DeliveryList.SelectedItem as Delivery, DeliveryPartList.SelectedItem as DeliveryPart);
             await RefreshDeliveryList();
             await RefreshDeliveryParts();
             if (p?.Delivery != null) {
+                Mouse.OverrideCursor = Cursors.Wait;
                 using var doc = new DeliveryNote(p.Delivery, Context);
                 await doc.Generate();
+                Mouse.OverrideCursor = Cursors.Wait;
                 doc.Show();
                 //await doc.Print(2);
             }
+            FinishButton.Cursor = null;
             DeliveryList.SelectedItem = null;
             InitInputs();
         }
@@ -769,6 +783,7 @@ namespace Elwig.Windows {
             try {
                 if (res == null || res <= 0)
                     return;
+                Mouse.OverrideCursor = Cursors.Wait;
                 ClearOriginalValues();
                 if (res >= p.Weight) {
                     ControlUtils.SelectComboBoxItem(WineQualityLevelInput, q => (q as WineQualLevel)?.QualId, "WEI");
@@ -797,6 +812,7 @@ namespace Elwig.Windows {
                 }
                 await Context.SaveChangesAsync();
                 await RefreshDeliveryParts();
+                Mouse.OverrideCursor = null;
                 FinishInputFilling();
             } catch (Exception exc) {
                 if (entry1 != null) {
@@ -849,21 +865,28 @@ namespace Elwig.Windows {
                 $"Soll die Lieferung {d.LsNr} ({d.Member.AdministrativeName}, MgNr. {d.Member.MgNr}) wirklich unwiderruflich gelöscht werden?",
                 "Lieferung löschen", MessageBoxButton.YesNo, MessageBoxImage.Warning, MessageBoxResult.No);
             if (r == MessageBoxResult.Yes) {
+                Mouse.OverrideCursor = Cursors.Wait;
                 Context.Remove(d);
                 await Context.SaveChangesAsync();
                 await RefreshDeliveryList();
                 await RefreshDeliveryParts();
+                Mouse.OverrideCursor = null;
             }
         }
 
         private async void SaveButton_Click(object sender, RoutedEventArgs evt) {
-            DeliveryPart p = await UpdateDeliveryPart(DeliveryList.SelectedItem as Delivery, DeliveryPartList.SelectedItem as DeliveryPart);
+            SaveButton.IsEnabled = false;
+            SaveButton.Cursor = Cursors.Wait;
 
             IsEditing = false;
             IsCreating = false;
             DeliveryList.IsEnabled = true;
             DeliveryPartList.IsEnabled = true;
 
+            DeliveryPart p = await UpdateDeliveryPart(DeliveryList.SelectedItem as Delivery, DeliveryPartList.SelectedItem as DeliveryPart);
+
+            SaveButton.Cursor = null;
+
             HideSaveResetCancelButtons();
             ShowNewEditDeleteButtons();
             LockInputs();
@@ -925,12 +948,12 @@ namespace Elwig.Windows {
                 .ToListAsync();
 
             var res = Utils.ShowDeliveryExtractionDialog($"{delivery.LsNr}/{p.DPNr}", delivery.Member.AdministrativeName, count == 1, lsnrs);
+            if (res == null) return;
             EntityEntry<Delivery>? entry = null;
             try {
                 Delivery? d = null;
-                if (res == null) {
+                Mouse.OverrideCursor = Cursors.Wait;
-                    return;
+                if (res == "new") {
-                } else if (res == "new") {
                     d = Context.CreateProxy<Delivery>();
                     d.Date = delivery.Date;
                     d.Time = delivery.Time;
@@ -958,6 +981,7 @@ namespace Elwig.Windows {
                 await Context.Entry(p).ReloadAsync();
                 await Context.Entry(delivery).ReloadAsync();
 
+                Mouse.OverrideCursor = null;
                 await RefreshDeliveryList();
                 DeliveryList.SelectedItem = d;
             } catch (Exception exc) {
@@ -979,9 +1003,11 @@ namespace Elwig.Windows {
                 $"Soll die Teillieferung Nr. {p.DPNr} wirklich unwiderruflich gelöscht werden?",
                 "Lieferung löschen", MessageBoxButton.YesNo, MessageBoxImage.Warning, MessageBoxResult.No);
             if (r == MessageBoxResult.Yes) {
+                Mouse.OverrideCursor = Cursors.Wait;
                 Context.Remove(p);
                 await Context.SaveChangesAsync();
                 await RefreshDeliveryParts();
+                Mouse.OverrideCursor = null;
             }
         }
 

Elwig/Windows/MainWindow.xaml.cs

@@ -1,7 +1,9 @@
 using System.Linq;
 using System.Windows;
+using System.Windows.Input;
 using Elwig.Documents;
 using Elwig.Helpers;
+using Microsoft.EntityFrameworkCore;
 
 namespace Elwig.Windows {
     public partial class MainWindow : Window {
@@ -38,13 +40,13 @@ namespace Elwig.Windows {
             // TODO
         }
 
-        private void PdfButton_Click(object sender, RoutedEventArgs evt) {
+        private async void PdfButton_Click(object sender, RoutedEventArgs evt) {
-            Utils.RunBackground("PDF Generation", async () => {
+            Mouse.OverrideCursor = Cursors.Wait;
             using var ctx = new AppDbContext();
-                using var doc = new DeliveryNote(ctx.Deliveries.OrderBy(d => d.Parts.Count).ThenBy(d => d.Year).ThenBy(d => d.DId).Last(), ctx);
+            using var doc = new DeliveryNote(await ctx.Deliveries.OrderBy(d => d.Parts.Count).ThenBy(d => d.Year).ThenBy(d => d.DId).LastAsync(), ctx);
             await doc.Generate();
             doc.Show();
-            });
+            Mouse.OverrideCursor = null;
         }
 
         private void TestWindowButton_Click(object sender, RoutedEventArgs evt) {

Elwig/fetch-resources.bat

@@ -1,6 +1,5 @@
 ::mkdir "C:\Program Files\Elwig"
 ::curl -s "http://www.columbia.edu/~em36/PDFtoPrinter.exe" -z "C:\Program Files\Elwig\PDFtoPrinter.exe" -o "C:\Program Files\Elwig\PDFtoPrinter.exe"
 mkdir "C:\ProgramData\Elwig\resources"
-curl -s -L "https://unpkg.com/pagedjs/dist/paged.polyfill.js" -o "C:\ProgramData\Elwig\resources\paged.polyfill.js"
+copy /b /y Documents\*.css "C:\ProgramData\Elwig\resources"
-copy /b /y "Documents\style.css" "C:\ProgramData\Elwig\resources\style.css"
 copy /b /y Documents\*.cshtml "C:\ProgramData\Elwig\resources"

Tests/HelpersUtilsTest.cs

@@ -68,5 +68,37 @@ namespace Tests {
                 Assert.Throws<ArgumentException>(() => Utils.Modulo("789", -1));
             });
         }
+
+        [Test]
+        public void Test_SplitAddress() {
+            Assert.Multiple(() => {
+                Assert.That(Utils.SplitAddress("Winzerstra<72>e 1"), Is.EqualTo(("Winzerstra<72>e", "1")));
+                Assert.That(Utils.SplitAddress("Auf dem Feld 12"), Is.EqualTo(("Auf dem Feld", "12")));
+                Assert.That(Utils.SplitAddress("Winzerstra<72>e 5a"), Is.EqualTo(("Winzerstra<72>e", "5a")));
+                Assert.That(Utils.SplitAddress("Winzerstra<72>e 1-3/2"), Is.EqualTo(("Winzerstra<72>e", "1-3/2")));
+                Assert.That(Utils.SplitAddress("Winzerstra<72>e 3/4/5"), Is.EqualTo(("Winzerstra<72>e", "3/4/5")));
+                Assert.That(Utils.SplitAddress("Winzerstra<72>e 7/2/4/77"), Is.EqualTo(("Winzerstra<72>e", "7/2/4/77")));
+                Assert.That(Utils.SplitAddress("Winzerstra<72>e 95b"), Is.EqualTo(("Winzerstra<72>e", "95b")));
+                Assert.That(Utils.SplitAddress("Winzerstra<72>e 1, TOP 3"), Is.EqualTo(("Winzerstra<72>e", "1, TOP 3")));
+            });
+        }
+
+        [Test]
+        public void Test_SplitName() {
+            Assert.Multiple(() => {
+                Assert.That(Utils.SplitName("Max Bauer", "Bauer"), Is.EqualTo(("Bauer", "Max")));
+                Assert.That(Utils.SplitName("Bauer Max", "Bauer"), Is.EqualTo(("Bauer", "Max")));
+                Assert.That(Utils.SplitName("Max und Moritz Bauer", "Bauer"), Is.EqualTo(("Bauer", "Max und Moritz")));
+                Assert.That(Utils.SplitName("Bauer Max und Moritz", "Bauer"), Is.EqualTo(("Bauer", "Max und Moritz")));
+                Assert.That(Utils.SplitName("Bauer GesbR", "Bauer"), Is.EqualTo(("Bauer", "GesbR")));
+                Assert.That(Utils.SplitName("Max und Moritz Bauer GesbR", "Bauer"), Is.EqualTo(("Bauer", "Max und Moritz GesbR")));
+                Assert.That(Utils.SplitName("Bauer Max und Moritz GesbR", "Bauer"), Is.EqualTo(("Bauer", "Max und Moritz GesbR")));
+                Assert.That(Utils.SplitName("Weingut Bauer", "Bauer"), Is.EqualTo(("Bauer", "Weingut")));
+                Assert.That(Utils.SplitName("Bauer Weingut", "Bauer"), Is.EqualTo(("Bauer", "Weingut")));
+                Assert.That(Utils.SplitName("Max und Moritz Bauer und Mustermann", "Bauer"), Is.EqualTo(("Bauer und Mustermann", "Max und Moritz")));
+                Assert.That(Utils.SplitName("Bauer und Mustermann Max und Moritz", "Bauer"), Is.EqualTo(("Bauer und Mustermann", "Max und Moritz")));
+                Assert.That(Utils.SplitName("ABC GesbR", "Bauer"), Is.EqualTo(((string, string?))("ABC GesbR", null)));
+            });
+        }
     }
 }