Update and delete games (#48)

Co-authored-by: Maxime Adler <madler@sqli.com>
Reviewed-on: #48

src/GameIdeas/Client/GameIdeas.BlazorApp/Shared/Components/GameBaseComponent.cs

@@ -0,0 +1,58 @@
+using GameIdeas.BlazorApp.Pages.Games.Gateways;
+using GameIdeas.BlazorApp.Shared.Models;
+using GameIdeas.Shared.Dto;
+using Microsoft.AspNetCore.Components;
+
+namespace GameIdeas.BlazorApp.Shared.Components;
+
+public class GameBaseComponent : ComponentBase
+{
+    [Inject] protected IGameGateway GameGateway { get; set; } = default!;
+
+    protected Popup.Popup? ManualAddPopup;
+    protected CategoriesDto? Categories;
+    protected bool IsLoading = false;
+
+    protected override async Task OnInitializedAsync()
+    {
+        await HandleFetchCategories();
+        await base.OnInitializedAsync();
+    }
+
+    protected async Task HandleFetchCategories()
+    {
+        try
+        {
+            IsLoading = true;
+
+            Categories = await GameGateway.FetchCategories();
+        }
+        catch (Exception)
+        {
+            throw;
+        }
+        finally
+        {
+            IsLoading = false;
+        }
+    }
+
+    protected void HandleAddClicked(AddType addType)
+    {
+        switch (addType)
+        {
+            case AddType.Manual:
+                ManualAddPopup?.Open();
+                break;
+            case AddType.Auto:
+                break;
+            default:
+                break;
+        }
+    }
+
+    protected void HandleBackdropManualAddClicked()
+    {
+        ManualAddPopup?.Close();
+    }
+}