Added dedicated SaveTodoCompleted method.

Author: Chriztiaan

demos/MAUITodo/Data/PowerSyncData.cs

@@ -35,10 +35,10 @@ public PowerSyncData()
 
         var nodeConnector = new NodeConnector();
         UserId = nodeConnector.UserId;
-        
+
         Db.Connect(nodeConnector);
     }
-    
+
     public async Task SaveListAsync(TodoList list)
     {
         if (list.ID != "")
@@ -62,7 +62,7 @@ public async Task DeleteListAsync(TodoList list)
         await Db.Execute("DELETE FROM todos WHERE list_id = ?", [listId]);
         await Db.Execute("DELETE FROM lists WHERE id = ?", [listId]);
     }
-    
+
     public async Task SaveItemAsync(TodoItem item)
     {
         if (item.ID != "")
@@ -96,6 +96,31 @@ await Db.Execute(
         }
     }
 
+    public async Task SaveTodoCompletedAsync(string todoId, bool completed)
+    {
+        if (completed)
+        {
+            await Db.Execute(
+                @"UPDATE todos 
+                  SET completed = 1, completed_at = datetime(), completed_by = ?
+                  WHERE id = ?",
+                [
+                    UserId,
+                    todoId
+                ]);
+        }
+        else
+        {
+            await Db.Execute(
+                @"UPDATE todos 
+                  SET completed = 0, completed_at = NULL, completed_by = NULL
+                  WHERE id = ?",
+                [
+                    todoId
+                ]);
+        }
+    }
+
     public async Task DeleteItemAsync(TodoItem item)
     {
         await Db.Execute("DELETE FROM todos WHERE id = ?", [item.ID]);

demos/MAUITodo/Views/TodoListPage.xaml.cs

@@ -18,11 +18,11 @@ public TodoListPage(PowerSyncData powerSyncData, TodoList list)
     }
 
     public string ListName => selectedList?.Name ?? "";
-    
+
     protected override async void OnAppearing()
     {
         base.OnAppearing();
-        
+
         await database.Db.Watch("select * from todos where list_id = ?", [selectedList.ID], new WatchHandler<TodoItem>
         {
             OnResult = (results) =>
@@ -72,14 +72,12 @@ private async void OnCheckBoxChanged(object sender, CheckedChangedEventArgs e)
             if (e.Value && todo.CompletedAt == null)
             {
                 todo.Completed = e.Value;
-                todo.CompletedAt = DateTime.UtcNow.ToString("yyyy-MM-dd HH:mm:ss");
-                await database.SaveItemAsync(todo);
+                await database.SaveTodoCompletedAsync(todo.ID, true);
             }
             else if (e.Value == false && todo.CompletedAt != null)
             {
                 todo.Completed = e.Value;
-                todo.CompletedAt = null; // Uncheck, clear completed time
-                await database.SaveItemAsync(todo);
+                await database.SaveTodoCompletedAsync(todo.ID, false);
             }
         }
     }