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Fix and harden prospect creation against Blazor runtime crashes
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- Handle empty numeric input safely with nullable integer binding.

- Add semaphore locks to prevent double-click invocation errors on mobile.

- Implement global exception handling and user notifications for prospect operations.
This commit is contained in:
troogs
2026-05-10 19:47:39 +02:00
parent e1c57967e4
commit 935f026c75
2 changed files with 35 additions and 10 deletions
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26
FoodsharingSiegen.Server/Dialogs/EditProspectDialog.razor.cs
View File

@@ -96,15 +96,33 @@ namespace FoodsharingSiegen.Server.Dialogs
if (IsUpdateMode) if (IsUpdateMode)
{ {
var updateR = await ProspectService.UpdateAsync(Prospect); var updateR = await ProspectService.UpdateAsync(Prospect);
if (updateR.Success && OnSuccess != null) await OnSuccess.Invoke(); if (updateR.Success)
{
if (OnSuccess != null) await OnSuccess.Invoke();
await ModalService.Hide();
}
else
{
await Notification.Error(updateR.Exception?.Message ?? "Unbekannter Fehler beim Speichern.", "Fehler");
}
} }
else else
{ {
var addR = await ProspectService.AddProspectAsync(Prospect); var addR = await ProspectService.AddProspectAsync(Prospect);
if (addR.Success && OnSuccess != null) await OnSuccess.Invoke(); if (addR.Success)
{
if (OnSuccess != null) await OnSuccess.Invoke();
await ModalService.Hide();
}
else
{
await Notification.Error(addR.Exception?.Message ?? "Unbekannter Fehler beim Hinzufügen.", "Fehler");
}
} }
}
await ModalService.Hide(); catch (Exception ex)
{
await Notification.Error(ex.Message, "Systemfehler");
} }
finally finally
{ {

19
FoodsharingSiegen.Server/Pages/Prospects.razor.cs
View File

@@ -100,15 +100,22 @@ namespace FoodsharingSiegen.Server.Pages
/// </summary> /// </summary>
private async Task LoadProspects() private async Task LoadProspects()
{ {
var parameter = new GetProspectsParameter try
{ {
CannotHaveInteractions = [InteractionType.Complete, InteractionType.Verify, InteractionType.ReleasedForVerification] var parameter = new GetProspectsParameter
}; {
CannotHaveInteractions = [InteractionType.Complete, InteractionType.Verify, InteractionType.ReleasedForVerification]
};
var prospectsR = await ProspectService.GetProspectsAsync(parameter); var prospectsR = await ProspectService.GetProspectsAsync(parameter);
if (prospectsR.Success) ProspectList = prospectsR.Data; if (prospectsR.Success) ProspectList = prospectsR.Data;
await InvokeAsync(StateHasChanged); await InvokeAsync(StateHasChanged);
}
catch (Exception ex)
{
await Notification.Error(ex.Message, "Fehler beim Laden");
}
} }
#endregion #endregion