允许排序

TodoList/Models/TodoItem.cs

@@ -22,6 +22,24 @@ namespace TodoList.Models
         Failed
     }
 
+    public enum SortBy
+    {
+        [Description("创建时间")]
+        CreatedAt,
+        [Description("完成时间")]
+        CompletedAt,
+        [Description("优先级")]
+        Priority
+    }
+
+    public enum SortOrder
+    {
+        [Description("升序")]
+        Ascending,
+        [Description("降序")]
+        Descending
+    }
+
     public partial class TodoItem : ObservableObject
     {
         [ObservableProperty]
@@ -40,6 +58,9 @@ namespace TodoList.Models
         [ObservableProperty]
         private DateTime createdAt = DateTime.Now;
 
+        [ObservableProperty]
+        private DateTime? completedAt;
+
         [ObservableProperty]
         private SyncStatus syncStatus = SyncStatus.Pending;
     }

TodoList/TodoList.csproj

@@ -8,7 +8,7 @@
     <UseWPF>true</UseWPF>
     <UseWindowsForms>true</UseWindowsForms>
     <ApplicationIcon>icon.ico</ApplicationIcon>
-      <Version>1.0.18</Version>
+      <Version>1.0.21</Version>
   </PropertyGroup>
 
   <ItemGroup>
@@ -38,4 +38,7 @@
 
 
 
+
+
+
 

TodoList/ViewModels/MainViewModel.cs

@@ -37,6 +37,12 @@ namespace TodoList.ViewModels
         [NotifyPropertyChangedFor(nameof(FullShortcut))]
         private string shortcutModifiers;
 
+        [ObservableProperty]
+        private SortBy sortBy = SortBy.Priority;
+
+        [ObservableProperty]
+        private Models.SortOrder sortOrder = Models.SortOrder.Descending;
+
         public string AppVersion => System.Reflection.Assembly.GetExecutingAssembly().GetName().Version?.ToString() ?? "1.0.0";
 
         public string FullShortcut
@@ -90,6 +96,16 @@ namespace TodoList.ViewModels
             await LoadTasksAsync();
         }
 
+        async partial void OnSortByChanged(SortBy value)
+        {
+            await LoadTasksAsync();
+        }
+
+        async partial void OnSortOrderChanged(Models.SortOrder value)
+        {
+            await LoadTasksAsync();
+        }
+
         [RelayCommand]
         private async Task AddTaskAsync()
         {
@@ -118,12 +134,26 @@ namespace TodoList.ViewModels
                 ? allTasks 
                 : allTasks.Where(t => !t.IsCompleted).ToList();
 
-            // Sort: Uncompleted first, then by priority (High -> Low), then date
+            IOrderedEnumerable<TodoItem> sorted;
-            var sorted = filtered
+            
-                .OrderBy(t => t.IsCompleted)
+            if (SortBy == SortBy.Priority)
-                .ThenByDescending(t => t.Priority)
+            {
-                .ThenByDescending(t => t.CreatedAt)
+                sorted = SortOrder == Models.SortOrder.Ascending 
-                .ToList();
+                    ? filtered.OrderBy(t => t.Priority).ThenBy(t => t.CreatedAt)
+                    : filtered.OrderByDescending(t => t.Priority).ThenBy(t => t.CreatedAt);
+            }
+            else if (SortBy == SortBy.CreatedAt)
+            {
+                sorted = SortOrder == Models.SortOrder.Ascending 
+                    ? filtered.OrderBy(t => t.CreatedAt)
+                    : filtered.OrderByDescending(t => t.CreatedAt);
+            }
+            else
+            {
+                sorted = SortOrder == Models.SortOrder.Ascending 
+                    ? filtered.OrderBy(t => t.CompletedAt).ThenBy(t => t.CreatedAt)
+                    : filtered.OrderByDescending(t => t.CompletedAt).ThenBy(t => t.CreatedAt);
+            }
 
             Tasks.Clear();
             foreach (var t in sorted)
@@ -136,13 +166,19 @@ namespace TodoList.ViewModels
         private async Task ToggleCompleteAsync(TodoItem item)
         {
             if (item == null) return;
-            // item.IsCompleted is already toggled by UI binding before this command if TwoWay binding
-            // But usually CheckBox command parameter is the item.
-            // Let's assume the binding updates the property.
             
-            item.SyncStatus = SyncStatus.Pending; // Mark as pending sync
+            if (item.IsCompleted)
+            {
+                item.CompletedAt = DateTime.Now;
+            }
+            else
+            {
+                item.CompletedAt = null;
+            }
+            
+            item.SyncStatus = SyncStatus.Pending;
             await _dataService.SaveTaskAsync(item);
-            await LoadTasksAsync(); // Refresh list to apply filter
+            await LoadTasksAsync();
         }
 
         [RelayCommand]

TodoList/Views/MainWindow.xaml

@@ -22,6 +22,22 @@
             </ObjectDataProvider.MethodParameters>
         </ObjectDataProvider>
         
+        <ObjectDataProvider x:Key="SortByEnum" MethodName="GetValues"
+                            ObjectType="{x:Type sys:Enum}"
+                            xmlns:sys="clr-namespace:System;assembly=mscorlib">
+            <ObjectDataProvider.MethodParameters>
+                <x:Type TypeName="models:SortBy"/>
+            </ObjectDataProvider.MethodParameters>
+        </ObjectDataProvider>
+        
+        <ObjectDataProvider x:Key="SortOrderEnum" MethodName="GetValues"
+                            ObjectType="{x:Type sys:Enum}"
+                            xmlns:sys="clr-namespace:System;assembly=mscorlib">
+            <ObjectDataProvider.MethodParameters>
+                <x:Type TypeName="models:SortOrder"/>
+            </ObjectDataProvider.MethodParameters>
+        </ObjectDataProvider>
+        
         <Style x:Key="ModernButton" TargetType="Button">
             <Setter Property="Background" Value="#007AFF"/>
             <Setter Property="Foreground" Value="White"/>
@@ -62,11 +78,32 @@
                     <ColumnDefinition Width="*"/>
                     <ColumnDefinition Width="Auto"/>
                     <ColumnDefinition Width="Auto"/>
+                    <ColumnDefinition Width="Auto"/>
+                    <ColumnDefinition Width="Auto"/>
                 </Grid.ColumnDefinitions>
                 
-                <TextBlock Text="我的待办" FontSize="24" FontWeight="Bold" Foreground="#333"/>
+                <StackPanel Grid.Column="1" Orientation="Horizontal" Margin="10,0,15,0" VerticalAlignment="Center">
+                    <ComboBox ItemsSource="{Binding Source={StaticResource SortByEnum}}"
+                              SelectedItem="{Binding SortBy}"
+                              Width="90" VerticalContentAlignment="Center" Margin="0,0,5,0">
+                        <ComboBox.ItemTemplate>
+                            <DataTemplate>
+                                <TextBlock Text="{Binding Converter={StaticResource EnumDescConverter}}"/>
+                            </DataTemplate>
+                        </ComboBox.ItemTemplate>
+                    </ComboBox>
+                    <ComboBox ItemsSource="{Binding Source={StaticResource SortOrderEnum}}"
+                              SelectedItem="{Binding SortOrder}"
+                              Width="60" VerticalContentAlignment="Center">
+                        <ComboBox.ItemTemplate>
+                            <DataTemplate>
+                                <TextBlock Text="{Binding Converter={StaticResource EnumDescConverter}}"/>
+                            </DataTemplate>
+                        </ComboBox.ItemTemplate>
+                    </ComboBox>
+                </StackPanel>
                 
-                <Button Grid.Column="1" Content="设置快捷键" 
+                <Button Grid.Column="2" Content="设置快捷键" 
                         Command="{Binding OpenSettingsCommand}"
                         Background="Transparent" Foreground="#007AFF" Margin="0,0,15,0">
                     <Button.Template>
@@ -76,7 +113,7 @@
                     </Button.Template>
                 </Button>
 
-                <CheckBox Grid.Column="2" Content="显示已完成" 
+                <CheckBox Grid.Column="3" Content="显示已完成" 
                           IsChecked="{Binding ShowCompleted}"
                           VerticalAlignment="Center" Foreground="#555"/>
             </Grid>

TodoList/setup.iss

@@ -1,5 +1,5 @@
 #define MyAppName "TodoList"
-#define MyAppVersion "1.0.18"
+#define MyAppVersion "1.0.21"
 #define MyAppPublisher "ShaoHua"
 #define MyAppURL "https://git.we965.cn/Tools/TodoList"
 #define MyAppExeName "TodoList.exe"