SyncService: Add distinction main/non-main device

Elwig/Helpers/Config.cs

@@ -50,6 +50,7 @@ namespace Elwig.Helpers {
         public string? SyncUrl = null;
         public string SyncUsername = "";
         public string SyncPassword = "";
+        public bool SyncMain = false;
 
         public string? SmtpHost = null;
         public int? SmtpPort = null;
@@ -86,6 +87,7 @@ namespace Elwig.Helpers {
             SyncUrl = config["sync:url"];
             SyncUsername = config["sync:username"] ?? "";
             SyncPassword = config["sync:password"] ?? "";
+            SyncMain = TrueValues.Contains(config["sync:main"]?.ToLower());
 
             SmtpHost = config["smtp:host"];
             SmtpPort = config["smtp:port"]?.All(char.IsAsciiDigit) == true && config["smtp:port"]?.Length > 0 ? int.Parse(config["smtp:port"]!) : null;

Elwig/Services/SyncService.cs

@@ -214,7 +214,7 @@ namespace Elwig.Services {
             ];
         }
 
-        public static async Task Download(string url, string username, string password) {
+        public static async Task Download(string url, string username, string password, bool confirmImports) {
             try {
                 var import = await GetFilesToImport(url, username, password);
                 var paths = new List<string>();
@@ -226,7 +226,7 @@ namespace Elwig.Services {
                         paths.Add(filename);
                     }
                 }
-                await ElwigData.Import(paths, ElwigData.ImportMode.FromBranches);
+                await ElwigData.Import(paths, confirmImports ? ElwigData.ImportMode.Interactively : ElwigData.ImportMode.FromBranches);
             } catch (HttpRequestException exc) {
                 InteractionService.ShowException("Daten herunterladen", "Eventuell Internetverbindung prüfen!", exc);
             } catch (TaskCanceledException exc) {
@@ -264,5 +264,14 @@ namespace Elwig.Services {
                 return false;
             }
         }
+
+        public static async Task<bool> ChangesAvailable(AppDbContext ctx, string url, string username, string password, int? year = null) {
+            try {
+                year ??= Utils.CurrentLastSeason;
+                return await ctx.Deliveries.Where(d => d.ZwstId == App.ZwstId && d.Year == year).Where(ChangedDeliveries).AnyAsync() || (Utils.HasInternetConnectivity() && (await GetFilesToImport(url, username, password)).Count > 0);
+            } catch {
+                return false;
+            }
+        }
     }
 }

Elwig/Windows/MainWindow.xaml.cs

@@ -200,8 +200,13 @@ namespace Elwig.Windows {
                 return;
             Mouse.OverrideCursor = Cursors.Wait;
             await Task.Run(async () => {
-                await SyncService.Download(App.Config.SyncUrl, App.Config.SyncUsername, App.Config.SyncPassword);
+                if (App.Config.SyncMain) {
-                await SyncService.UploadModified(App.Config.SyncUrl, App.Config.SyncUsername, App.Config.SyncPassword);
+                    await SyncService.Download(App.Config.SyncUrl, App.Config.SyncUsername, App.Config.SyncPassword, true);
+                    await SyncService.UploadModified(App.Config.SyncUrl, App.Config.SyncUsername, App.Config.SyncPassword);
+                } else {
+                    await SyncService.Download(App.Config.SyncUrl, App.Config.SyncUsername, App.Config.SyncPassword, false);
+                    await SyncService.UploadBranchDeliveries(App.Config.SyncUrl, App.Config.SyncUsername, App.Config.SyncPassword);
+                }
             });
             Mouse.OverrideCursor = null;
         }
@@ -211,7 +216,7 @@ namespace Elwig.Windows {
                 return;
             Mouse.OverrideCursor = Cursors.Wait;
             await Task.Run(async () => {
-                await SyncService.Download(App.Config.SyncUrl, App.Config.SyncUsername, App.Config.SyncPassword);
+                await SyncService.Download(App.Config.SyncUrl, App.Config.SyncUsername, App.Config.SyncPassword, App.Config.SyncMain);
             });
             Mouse.OverrideCursor = null;
         }
@@ -229,6 +234,10 @@ namespace Elwig.Windows {
         private async void Menu_Sync_UploadModified_Click(object sender, RoutedEventArgs evt) {
             if (App.Config.SyncUrl == null)
                 return;
+            if (!App.Config.SyncMain) {
+                InteractionService.ShowInformation("Mitglieder und Lieferungen hochladen", "Hochladen nicht möglich: Dieses Gerät ist nicht das Hauptgerät!");
+                return;
+            }
             Mouse.OverrideCursor = Cursors.Wait;
             await Task.Run(async () => {
                 await SyncService.UploadModified(App.Config.SyncUrl, App.Config.SyncUsername, App.Config.SyncPassword);
@@ -296,6 +305,11 @@ namespace Elwig.Windows {
             if (App.Config.SyncUrl == null)
                 return;
 
+            if (!App.Config.SyncMain) {
+                InteractionService.ShowInformation("Datenbank hochladen", "Hochladen nicht möglich: Dieses Gerät ist nicht das Hauptgerät!");
+                return;
+            }
+
             if (!InteractionService.AskContinue("Datenbank hochladen", "Sind Sie wirklich sicher, dass Sie die Datenbank dieses\nGerätes hochladen möchten? Das sollte nur vom Hauptgerät aus passieren!"))
                 return;
 
@@ -367,7 +381,11 @@ namespace Elwig.Windows {
                 await Task.Delay(delay);
                 var ch = false;
                 using (var ctx = new AppDbContext()) {
-                    ch = await SyncService.ChangesAvailable(ctx, App.Config.SyncUrl, App.Config.SyncUsername, App.Config.SyncPassword);
+                    if (App.Config.SyncMain) {
+                        ch = await SyncService.ChangesAvailable(ctx, App.Config.SyncUrl, App.Config.SyncUsername, App.Config.SyncPassword);
+                    } else {
+                        ch = await SyncService.ChangesAvailable(ctx, App.Config.SyncUrl, App.Config.SyncUsername, App.Config.SyncPassword, default);
+                    }
                 }
                 await App.MainDispatcher.BeginInvoke(() => {
                     if (ch) {