Property change based updates on the mails for fast bulk operations.

2026-03-01 12:07:15 +01:00
parent 11158fe737
commit 211faff750
17 changed files with 711 additions and 121 deletions
@@ -599,6 +599,8 @@ public partial class MailListPageViewModel : MailBaseViewModel,
        }

        var viewModels = await PrepareMailViewModelsAsync(items).ConfigureAwait(false);
+        var pendingOperationUniqueIds = await GetPendingOperationUniqueIdsForActiveFolderAccountsAsync().ConfigureAwait(false);
+        ApplyPendingOperationBusyStates(viewModels, pendingOperationUniqueIds);

        await MailCollection.AddRangeAsync(viewModels, false);
        await ExecuteUIThread(() => { IsInitializingFolder = false; });
@@ -792,9 +794,9 @@ public partial class MailListPageViewModel : MailBaseViewModel,
        }
    }

-    protected override async void OnMailUpdated(MailCopy updatedMail, MailUpdateSource source)
+    protected override async void OnMailUpdated(MailCopy updatedMail, MailUpdateSource source, MailCopyChangeFlags changedProperties)
    {
-        base.OnMailUpdated(updatedMail, source);
+        base.OnMailUpdated(updatedMail, source, changedProperties);

        try
        {
@@ -810,7 +812,7 @@ public partial class MailListPageViewModel : MailBaseViewModel,
                return;
            }

-            await MailCollection.UpdateMailCopy(updatedMail, source);
+            await MailCollection.UpdateMailCopy(updatedMail, source, changedProperties);
        }
        finally
        {
@@ -948,6 +950,48 @@ public partial class MailListPageViewModel : MailBaseViewModel,
        }, cancellationToken).ConfigureAwait(false);
    }

+    private async Task<HashSet<Guid>> GetPendingOperationUniqueIdsForActiveFolderAccountsAsync(CancellationToken cancellationToken = default)
+    {
+        var pendingOperationUniqueIds = new HashSet<Guid>();
+
+        var accountIds = ActiveFolder?.HandlingFolders?
+            .Select(folder => folder.MailAccountId)
+            .Where(accountId => accountId != Guid.Empty)
+            .Distinct()
+            .ToList();
+
+        if (accountIds == null || accountIds.Count == 0)
+            return pendingOperationUniqueIds;
+
+        foreach (var accountId in accountIds)
+        {
+            cancellationToken.ThrowIfCancellationRequested();
+
+            var synchronizer = await SynchronizationManager.Instance.GetSynchronizerAsync(accountId).ConfigureAwait(false);
+
+            if (synchronizer == null)
+                continue;
+
+            foreach (var uniqueId in synchronizer.GetPendingOperationUniqueIds())
+            {
+                pendingOperationUniqueIds.Add(uniqueId);
+            }
+        }
+
+        return pendingOperationUniqueIds;
+    }
+
+    private static void ApplyPendingOperationBusyStates(IEnumerable<MailItemViewModel> viewModels, HashSet<Guid> pendingOperationUniqueIds)
+    {
+        if (viewModels == null || pendingOperationUniqueIds == null || pendingOperationUniqueIds.Count == 0)
+            return;
+
+        foreach (var viewModel in viewModels)
+        {
+            viewModel.IsBusy = pendingOperationUniqueIds.Contains(viewModel.MailCopy.UniqueId);
+        }
+    }
+
    [RelayCommand]
    private async Task PerformOnlineSearchAsync()
    {
@@ -1076,6 +1120,8 @@ public partial class MailListPageViewModel : MailBaseViewModel,
                // Just create VMs and do bulk insert.

                var viewModels = await PrepareMailViewModelsAsync(items, cancellationToken).ConfigureAwait(false);
+                var pendingOperationUniqueIds = await GetPendingOperationUniqueIdsForActiveFolderAccountsAsync(cancellationToken).ConfigureAwait(false);
+                ApplyPendingOperationBusyStates(viewModels, pendingOperationUniqueIds);

                await MailCollection.AddRangeAsync(viewModels, clearIdCache: true);