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Fix possible race error on startup with autoscan

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This commit is contained in:
Michael Bucari-Tovo
2025-08-26 09:51:02 -06:00
parent ed5afe5d0f
commit 39e9f675d2
2 changed files with 10 additions and 1 deletions
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8
Source/LibationAvalonia/ViewModels/MainVM.cs
View File

@@ -12,6 +12,7 @@ namespace LibationAvalonia.ViewModels
{
public partial class MainVM : ViewModelBase
{
public Task? BindToGridTask { get; set; }
public ProcessQueueViewModel ProcessQueue { get; } = new ProcessQueueViewModel();
public ProductsDisplayViewModel ProductsDisplay { get; } = new ProductsDisplayViewModel();
@@ -43,6 +44,13 @@ namespace LibationAvalonia.ViewModels
{
try
{
//Prevent race condition which can occur if an auto-scan
//completes before the initial grid binding completes.
if (BindToGridTask is null)
return;
else if (BindToGridTask.IsCompleted is false)
await BindToGridTask;
await Task.WhenAll(
SetBackupCountsAsync(fullLibrary),
Task.Run(() => ProductsDisplay.UpdateGridAsync(fullLibrary)));

3
Source/LibationAvalonia/Views/MainWindow.axaml.cs
View File

@@ -165,9 +165,10 @@ namespace LibationAvalonia.Views
if (QuickFilters.UseDefault)
await vm.PerformFilter(QuickFilters.Filters.FirstOrDefault());
await Task.WhenAll(
ViewModel.BindToGridTask = Task.WhenAll(
vm.SetBackupCountsAsync(initialLibrary),
Task.Run(() => vm.ProductsDisplay.BindToGridAsync(initialLibrary)));
await ViewModel.BindToGridTask;
}
public void ProductsDisplay_LiberateClicked(object _, LibraryBook[] libraryBook) => ViewModel.LiberateClicked(libraryBook);