import 'package:flutter/material.dart';
import 'package:food_hub_app/apis/moment.dart';
import 'package:food_hub_app/apis/user.dart';
import 'package:food_hub_app/models/moment.dart';
import 'package:food_hub_app/models/session.dart';

class UserProvider with ChangeNotifier {
  late User currentUser = User.getEmpty();
  bool isLoading = false;
  String? error = '';
  List<Moment> momentList = [];
  late User userFormItem;

  Future<void> refreshUser(int id) async {
    if (isLoading) return;

    try {
      isLoading = true;
      error = '';
      notifyListeners();

      final result = await queryUserApi(id);
      currentUser = result;
    } catch (e) {
      error = '加载数据失败: $e';
      debugPrint('加载数据失败: $e');
    } finally {
      isLoading = false;
      notifyListeners();
    }
  }

  Future<void> queryMomentByUserId(int userId) async {
    if (isLoading) return;

    try {
      isLoading = true;
      error = '';
      notifyListeners();

      final result = await queryMomentListByUserIdApi(userId);
      momentList = result;
      notifyListeners();
    } catch (e) {
      error = '加载数据失败: $e';
      debugPrint('加载数据失败: $e');
    } finally {
      isLoading = false;
      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();
    }
  }
}