Add owner/admin character deletion in campaign management

RpgRoller/Components/Pages/Workspace.razor.cs

@@ -371,6 +371,35 @@ public partial class Workspace : IAsyncDisposable
         }
     }
 
+    private async Task DeleteCharacterAsync(CharacterSummary character)
+    {
+        if (IsMutating || !CanDeleteCharacter(character))
+            return;
+
+        var confirmed = await JS.InvokeAsync<bool>("confirm", $"Delete character '{character.Name}'?");
+        if (!confirmed)
+            return;
+
+        IsMutating = true;
+        try
+        {
+            _ = await ApiClient.RequestAsync<bool>("DELETE", $"/api/characters/{character.Id}");
+            await ReloadCampaignsAsync(SelectedCampaignId);
+            await ReloadCharacterCampaignOptionsAsync();
+            await RefreshCampaignScopeAsync();
+            await SyncStateEventsAsync();
+            SetStatus("Character deleted.", false);
+        }
+        catch (ApiRequestException ex)
+        {
+            SetStatus(ex.Message, true);
+        }
+        finally
+        {
+            IsMutating = false;
+        }
+    }
+
     private async Task SelectCharacterAsync(Guid characterId)
     {
         SelectedCharacterId = characterId;
@@ -382,6 +411,11 @@ public partial class Workspace : IAsyncDisposable
         return User is not null && (character.OwnerUserId == User.Id || IsCurrentUserGm || IsCurrentUserAdmin);
     }
 
+    private bool CanDeleteCharacter(CharacterSummary character)
+    {
+        return User is not null && (character.OwnerUserId == User.Id || IsCurrentUserAdmin);
+    }
+
     private static bool CanActivateCharacter(CharacterSummary character, UserSummary? user)
     {
         return user is not null && character.OwnerUserId == user.Id;