feat:更新代办事项存储功能

lib/widgets/awesome_dialog.dart

@@ -51,4 +51,18 @@ void showSuccessDialog(BuildContext context, String message) {
     btnOkOnPress: () {},
     autoHide: Duration(seconds: 2),
   ).show();
+}
+
+// 显示失败提示
+void showErrorDialog(BuildContext context, String message) {
+  AwesomeDialog(
+    context: context,
+    dialogType: DialogType.error,
+    animType: AnimType.scale,
+    title: message,
+    btnOkText: "好的",
+    btnOkColor: Colors.green,
+    btnOkOnPress: () {},
+    autoHide: Duration(seconds: 2),
+  ).show();
 }

lib/widgets/todo_form.dart

@@ -25,14 +25,6 @@ class _TodoFormState extends State<TodoForm> {
   @override
   void initState() {
     super.initState();
-
-    // 如果是编辑模式，初始化数据
-    if (widget.isEditing && widget.initialTodo != null) {
-      WidgetsBinding.instance.addPostFrameCallback((_) {
-        final store = Provider.of<TodoProvider>(context, listen: false);
-        store.initForm(widget.initialTodo!);
-      });
-    }
   }
 
   @override
@@ -201,7 +193,8 @@ class _TodoFormState extends State<TodoForm> {
                   : null,
         ),
         validator: (value) {
-          if (value != null && value.isBefore(DateTime.now())) {
+          if (value != null &&
+              value.isBefore(DateTime.now().subtract(Duration(days: 1)))) {
             return '不能选择过去的日期';
           }
           return null;

lib/widgets/todo_widget.dart

@@ -71,7 +71,7 @@ Widget buildTabs({
 
 Widget buildTodoList({
   required List<Todo> todos,
-  required ValueChanged<String> onToggleTodo,
+  required ValueChanged<Todo> onToggleTodo,
   required ValueChanged<Todo> onEditTodo,
 }) {
   return ListView.separated(
@@ -90,7 +90,7 @@ Widget buildTodoList({
 
 Widget _buildTodoItem({
   required Todo todo,
-  required ValueChanged<String> onToggle,
+  required ValueChanged<Todo> onToggle,
   required ValueChanged<Todo> onEdit,
 }) {
   return buildCard(
@@ -100,7 +100,7 @@ Widget _buildTodoItem({
         width: 24,
         child: Checkbox(
           value: todo.isCompleted,
-          onChanged: (value) => onToggle(todo.id.toString()),
+          onChanged: (value) => onToggle(todo),
           materialTapTargetSize: MaterialTapTargetSize.shrinkWrap,
         ),
       ),