Async Read a Inicializace

czechitas · Nov 20, 2024 · 42f3dbf · 42f3dbf
1 parent fe980f6
commit 42f3dbf
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Showing 3 changed files with 21 additions and 13 deletions.
diff --git a/ToDoList/src/ToDoList.Frontend/Clients/IToDoItemsClient.cs b/ToDoList/src/ToDoList.Frontend/Clients/IToDoItemsClient.cs
@@ -3,5 +3,5 @@ namespace ToDoList.Frontend.Clients;
 
 public interface IToDoItemsClient
 {
-    public List<ToDoItemView> ReadItems();
+    public Task<List<ToDoItemView>> ReadItemsAsync();
 }
diff --git a/ToDoList/src/ToDoList.Frontend/Clients/ToDoItemsClient.cs b/ToDoList/src/ToDoList.Frontend/Clients/ToDoItemsClient.cs
@@ -5,12 +5,12 @@ namespace ToDoList.Frontend.Clients;
 
 public class ToDoItemsClient(HttpClient httpClient) : IToDoItemsClient
 {
-    public List<ToDoItemView> ReadItems()
+    public async Task<List<ToDoItemView>> ReadItemsAsync()
     {
         var toDoItemsView = new List<ToDoItemView>();
-        var response = httpClient.GetFromJsonAsync<List<ToDoItemGetResponseDto>>("api/ToDoItems");
+        var response = await httpClient.GetFromJsonAsync<List<ToDoItemGetResponseDto>>("api/ToDoItems");
 
-        toDoItemsView = response.Result.Select(dto => new ToDoItemView
+        toDoItemsView = response.Select(dto => new ToDoItemView
         {
             ToDoItemId = dto.Id,
             Name = dto.Name,

diff --git a/ToDoList/src/ToDoList.Frontend/Components/Dashboard.razor b/ToDoList/src/ToDoList.Frontend/Components/Dashboard.razor
@@ -13,22 +13,30 @@
         <td></td>
     </tr>
 
-    @foreach (var toDoItem in toDoItems)
+    @if (toDoItems is null)
     {
-        <tr>
-            <td>@toDoItem.ToDoItemId</td>
-            <td>@toDoItem.Name</td>
-            <td>@toDoItem.Description</td>
-            <td>@toDoItem.IsCompleted</td>
-        </tr>
+        <p>Nacitam...</p>
+    }
+
+    @if (toDoItems is not null)
+    {
+        @foreach (var toDoItem in toDoItems)
+        {
+            <tr>
+                <td>@toDoItem.ToDoItemId</td>
+                <td>@toDoItem.Name</td>
+                <td>@toDoItem.Description</td>
+                <td>@toDoItem.IsCompleted</td>
+            </tr>
+        }
     }
 </table>
 
 @code
 {
-    protected override void OnInitialized()
+    protected override async Task OnInitializedAsync()
     {
-        toDoItems = ToDoItemsClient.ReadItems();
+        toDoItems = await ToDoItemsClient.ReadItemsAsync();
     }
 
     private List<ToDoItemView>? toDoItems;