DeliveryAdminWindow: Fix creation of new deliveries

Elwig/App.xaml.cs

@@ -218,7 +218,8 @@ namespace Elwig {
             MainDispatcher.Invoke(() => {
                 foreach (Window w in CurrentApp.Windows) {
                     if (w is not ContextWindow c) continue;
-                    MainDispatcher.BeginInvoke(c.HintContextChange);
+                    MainDispatcher.Invoke(c.HintContextChange);
+                    MainDispatcher.BeginInvoke(c.TryContextReload);
                 }
             });
         }

Elwig/Windows/ContextWindow.cs

@@ -30,11 +30,19 @@ namespace Elwig.Windows {
         }
 
         public async void ForceContextReload(object sender, EventArgs evt) {
-            await HintContextChange();
+            await ForceContextReload();
         }
 
-        public async Task HintContextChange() {
+        public async Task ForceContextReload() {
+            HintContextChange();
+            await TryContextReload();
+        }
+
+        public void HintContextChange() {
             _renewPending = true;
+        }
+
+        public async Task TryContextReload() {
             if (LockContext) return;
             await EnsureContextRenewed();
         }
@@ -49,9 +57,9 @@ namespace Elwig.Windows {
 
         protected async Task EnsureContextRenewed() {
             if (!_renewPending) return;
+            _renewPending = false;
             using var ctx = new AppDbContext();
             await OnRenewContext(ctx);
-            _renewPending = false;
         }
 
         virtual protected async Task OnInit(AppDbContext ctx) { }

Elwig/Windows/DeliveryAdminWindow.xaml.cs

@@ -424,7 +424,7 @@ namespace Elwig.Windows {
             var cursor = Mouse.OverrideCursor != null;
             if (!cursor) Mouse.OverrideCursor = Cursors.Wait;
             var query = (vm.SearchQuery, vm.FilterSeason, vm.FilterAllSeasons, vm.FilterTodayOnly);
-            var (filter, deliveries, deliveryPartsNum, varieties, stat) = await Task.Run(async () => {
+            var (filter, deliveries, deliveryPartsNum, varieties, members, stat) = await Task.Run(async () => {
                 using var ctx = new AppDbContext();
                 var (_, deliveryQuery, deliveryPartsQuery, predicate, filter) = await vm.GetFilters(ctx);
                 var deliveries = await deliveryQuery
@@ -452,9 +452,10 @@ namespace Elwig.Windows {
 
                 var deliveryPartsNum = await deliveryPartsQuery.CountAsync();
                 var varieties = await deliveryPartsQuery.Select(d => d.SortId).Distinct().ToListAsync();
+                var members = await deliveryQuery.Select(d => d.Member).Distinct().ToListAsync();
                 var stat = await DeliveryService.GenerateToolTipData(deliveryPartsQuery);
 
-                return (filter, deliveries, deliveryPartsNum, varieties, stat);
+                return (filter, deliveries, deliveryPartsNum, varieties, members, stat);
             });
             if (!cursor) Mouse.OverrideCursor = null;
             if (query != (ViewModel.SearchQuery, ViewModel.FilterSeason, ViewModel.FilterAllSeasons, ViewModel.FilterTodayOnly)) return;
@@ -463,7 +464,6 @@ namespace Elwig.Windows {
                 DeliveryList_SelectionChanged, ViewModel.TextFilter.Count > 0 ? ControlUtils.RenewSourceDefault.IfOnly : ControlUtils.RenewSourceDefault.None, !updateSort);
             await RefreshDeliveryParts();
 
-            var members = deliveries.Select(d => d.Member).DistinctBy(m => m.MgNr).ToList();
             ViewModel.StatusMembers = $"{members.Count:N0}" + (members.Count > 0 && members.Count <= 4 ? $" ({string.Join(", ", members.Select(m => m.AdministrativeName))})" : "");
             ViewModel.StatusDeliveries = $"{deliveries.Count:N0}";
 
@@ -576,7 +576,6 @@ namespace Elwig.Windows {
             UpdateRdInput();
             if (IsCreating) await UpdateLsNr();
 
-            await RefreshDeliveryParts();
             RefreshInputs();
         }
 
@@ -824,11 +823,12 @@ namespace Elwig.Windows {
             }
 
             EmptyScale();
+
             await EnsureContextRenewed();
             Mouse.OverrideCursor = null;
-            ControlUtils.SelectItem(DeliveryList, p?.Delivery);
+            ControlUtils.SelectItemWithPk(DeliveryList, p?.Year, p?.DId);
             DeliveryPartList.SelectedItem = null;
-            DeliveryPartList.ScrollIntoView(DeliveryPartList.ItemsSource.Cast<object>().Last());
+            DeliveryPartList.ScrollIntoView(DeliveryPartList.ItemsSource.Cast<object>().LastOrDefault());
             InitialInputs();
         }
 
@@ -861,25 +861,21 @@ namespace Elwig.Windows {
             }
 
             EmptyScale();
-            await EnsureContextRenewed();
-            if (p?.Delivery != null) {
-                try {
-                    using var ctx = new AppDbContext();
-                    using var doc = new DeliveryNote((await ctx.Deliveries.FindAsync(p.Year, p.DId))!, ctx);
-                    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);
-                }
-            }
 
+            Utils.RunBackground("Lieferschein drucken", async () => {
+                using var ctx = new AppDbContext();
+                using var doc = new DeliveryNote((await ctx.Deliveries.FindAsync(p.Year, p.DId))!, ctx);
+                await doc.Generate();
+                if (App.Config.Debug) {
+                    doc.Show();
+                } else {
+                    await doc.Print(2);
+                }
+            });
+
+            await EnsureContextRenewed();
             Mouse.OverrideCursor = null;
             DeliveryList.SelectedItem = null;
-            await EnsureContextRenewed();
             InitInputs();
         }
 

Elwig/Windows/OriginHierarchyWindow.xaml.cs

@@ -214,7 +214,7 @@ namespace Elwig.Windows {
                 App.HintContextChange();
                 ControlUtils.SelectItemWithPk(WbKgs, k.KgNr);
             } catch (Exception exc) {
-                await HintContextChange();
+                await ForceContextReload();
                 var str = "Der Eintrag konnte nicht aus der Datenbank gelöscht werden!\n\n" + exc.Message;
                 if (exc.InnerException != null) str += "\n\n" + exc.InnerException.Message;
                 MessageBox.Show(str, "Katastralgemeinde deaktivieren", MessageBoxButton.OK, MessageBoxImage.Error);

Elwig/Windows/PaymentVariantsWindow.xaml.cs

@@ -256,13 +256,13 @@ namespace Elwig.Windows {
                 await ViewModel.UpdatePaymentVariant(v.Year, v.AvNr);
                 App.HintContextChange();
             } catch (Exception exc) {
-                await HintContextChange();
+                await ForceContextReload();
                 var str = "Der Eintrag konnte nicht in der Datenbank aktualisiert werden!\n\n" + exc.Message;
                 if (exc.InnerException != null) str += "\n\n" + exc.InnerException.Message;
                 MessageBox.Show(str, "Auszahlungsvariante aktualisieren", MessageBoxButton.OK, MessageBoxImage.Error);
             }
             Mouse.OverrideCursor = null;
-            await HintContextChange();
+            await EnsureContextRenewed();
             CommentInput_TextChanged(null, null);
             DateInput_TextChanged(null, null);
             TransferDateInput_TextChanged(null, null);