feat:增加用户信息编辑功能

lib/provider/user_provider.dart

@@ -7,8 +7,9 @@ import 'package:food_hub_app/models/session.dart';
 class UserProvider with ChangeNotifier {
   late User currentUser = User.getEmpty();
   bool isLoading = false;
-  String error = '';
+  String? error = '';
   List<Moment> momentList = [];
+  late User userFormItem;
 
   Future<void> refreshUser(int id) async {
     if (isLoading) return;
@@ -48,4 +49,56 @@ class UserProvider with ChangeNotifier {
       notifyListeners();
     }
   }
+
+  void initUserForm(User user) {
+    userFormItem = user;
+    notifyListeners();
+  }
+
+  void updateUserFormItem({
+    String? username,
+    int? gender,
+    String? phoneNumber,
+    String? email,
+    DateTime? birthDate,
+    String? avatar,
+    List<String>? area,
+    String? address,
+    String? job,
+    List<String>? tags,
+    String? description
+  }) {
+    if (username != null) userFormItem.username = username;
+    if (gender != null) userFormItem.gender = gender;
+    if (phoneNumber != null) userFormItem.phoneNumber = phoneNumber;
+    if (email != null) userFormItem.email = email;
+    if (birthDate != null) userFormItem.birthDate = birthDate;
+    if (avatar != null) userFormItem.avatar = avatar;
+    if (area != null) userFormItem.area = area;
+    if (address != null) userFormItem.address = address;
+    if (job != null) userFormItem.job = job;
+    if (tags != null) userFormItem.tags = tags;
+    if (description != null) userFormItem.description = description;
+    notifyListeners();
+  }
+
+  Future<bool> handleUser() async {
+    if (isLoading) return true;
+
+    try {
+      isLoading = true;
+      error = null;
+      notifyListeners();
+
+      await updateUserApi(userFormItem.id!, userFormItem);
+      return true;
+    } catch (e) {
+      error = '处理数据失败: $e';
+      debugPrint('处理数据失败: $e');
+      return false;
+    } finally {
+      isLoading = false;
+      notifyListeners();
+    }
+  }
 }