fix(ui): Ordner-Toggle in der Sidebar schluckt schnelle Klicks
ToggleFolderAsync war ein async [RelayCommand]; AsyncRelayCommand sperrt sich waehrend des DB-Writes selbst, schnelle Klicks gingen verloren (Befund F1, docs/test-session-2026-09-16.md). Variante A: Toggle ist jetzt synchron (reiner UI-State), Persistierung fire-and-forget mit einem CancellationTokenSource pro Ordner, damit ein zweiter Klick vor dem ersten Schreibvorgang diesen abbricht - die DB landet immer beim zuletzt sichtbaren Zustand, nie bei einem veralteten. Gleiches Muster wie SaveTitleAsync/SaveDescriptionAsync in DetailsIslandViewModel. Gegenprueft: RemoveFromFolderAsync/CreateListAsync haben denselben async-RelayCommand-Schnitt, sind aber Einzelklick-Aktionen (Kontextmenue/ Button), kein Rapid-Click-Ziel wie der Ordner-Toggle - bewusst nicht umgebaut. Die Modal-oeffnenden Commands sind unkritisch, ein Modal blockiert ohnehin.
This commit is contained in:
@@ -263,7 +263,8 @@ public class ListsIslandFolderTests : IDisposable
|
||||
var folder = vm.Folders[0];
|
||||
Assert.False(folder.IsCollapsed);
|
||||
|
||||
await vm.ToggleFolderCommand.ExecuteAsync(folder);
|
||||
vm.ToggleFolderCommand.Execute(folder);
|
||||
await Task.Delay(100);
|
||||
|
||||
Assert.True(folder.IsCollapsed);
|
||||
await using var db = NewContext();
|
||||
@@ -275,6 +276,31 @@ public class ListsIslandFolderTests : IDisposable
|
||||
Assert.True(reloaded.Folders[0].IsCollapsed);
|
||||
}
|
||||
|
||||
[Fact]
|
||||
public async Task ToggleFolder_rapid_double_click_both_toggles_land()
|
||||
{
|
||||
// Bug F1 (docs/test-session-2026-09-16.md): the command used to be an async
|
||||
// [RelayCommand], so AsyncRelayCommand's own CanExecute lock swallowed the second click
|
||||
// while the first one's DB write was still in flight. Firing two toggles back-to-back
|
||||
// (no await between them) reproduces exactly that window.
|
||||
await SeedAsync("f1", ("inside", "Inside", 0));
|
||||
|
||||
var vm = NewVm();
|
||||
await vm.LoadAsync();
|
||||
var folder = vm.Folders[0];
|
||||
Assert.False(folder.IsCollapsed);
|
||||
|
||||
vm.ToggleFolderCommand.Execute(folder);
|
||||
vm.ToggleFolderCommand.Execute(folder);
|
||||
await Task.Delay(100);
|
||||
|
||||
// Two flips land back on the original (visible) state...
|
||||
Assert.False(folder.IsCollapsed);
|
||||
// ...and the DB ends up agreeing with it, not with the stale mid-flight value.
|
||||
await using var db = NewContext();
|
||||
Assert.False((await db.ListFolders.AsNoTracking().FirstAsync(f => f.Id == "f1")).IsCollapsed);
|
||||
}
|
||||
|
||||
[Fact]
|
||||
public async Task RemoveFromFolder_command_is_the_context_menu_route_out()
|
||||
{
|
||||
|
||||
Reference in New Issue
Block a user