user_bloc.dart
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import 'package:flutter/widgets.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:wow_english/common/core/user_util.dart';
import 'package:wow_english/common/request/dao/user_dao.dart';
import 'package:wow_english/models/user_entity.dart';
import 'package:wow_english/pages/user/modify/modify_user_information_page.dart';
import 'package:wow_english/utils/log_util.dart';
part 'user_event.dart';
part 'user_state.dart';
class UserBloc extends Bloc<UserEvent, UserState> {
final TextEditingController modifyTextController = TextEditingController();
int tempGender = 0;
UserEntity? _userEntityForPay;
UserEntity? get userEntityForPay => _userEntityForPay;
bool exchangeResult = false;
UserBloc() : super(UserInitial()) {
on<UserLogout>(_logout);
on<UserDelete>(_deleteAccount);
on<UserUpdate>(_updateUser);
on<UserUIUpdate>(_updateUIUser);
on<PayStateChangeEvent>(_patStateChanged);
}
void _logout(UserLogout event, Emitter<UserState> emitter) async {
await UserDao.logout();
}
void _deleteAccount(UserDelete event, Emitter<UserState> emitter) async {
await UserDao.deleteAccount();
}
void _updateUIUser(UserUIUpdate event, Emitter<UserState> emitter) async {
emitter(UserInfoUpdated());
}
void _updateUser(UserUpdate event, Emitter<UserState> emitter) async {
Log.d(
'_updateUser, event: ${event.type}, emitter.isDone: ${emitter.isDone}, text=${event.content}');
UserEntity user = UserUtil.getUser()!;
try {
switch (event.type) {
case ModifyUserInformationType.avatar:
String avatarUrl = event.content;
await UserDao.updateUserInfoField(avatarUrl: avatarUrl);
// 修改成功，更新本地缓存及UI
user.avatarUrl = avatarUrl;
emitter(UserInfoUpdated());
break;
case ModifyUserInformationType.name:
String name = event.content;
await UserDao.updateUserInfoField(name: name);
// 修改成功，更新本地缓存及UI
user.name = name;
emitter(UserInfoUpdated());
break;
case ModifyUserInformationType.age:
// todo 校验格式
int age;
try {
age = int.parse(event.content);
} catch (e) {
Log.w(e.toString());
throw '年龄格式错误';
}
await UserDao.updateUserInfoField(age: age);
// 修改成功，更新本地缓存及UI
user.age = age;
emitter(UserInfoUpdated());
break;
case ModifyUserInformationType.gender:
var gender = int.parse(event.content);
await UserDao.updateUserInfoField(gender: gender);
user.gender = gender;
emitter(UserInfoUpdated());
break;
}
// 服务器保存成功后本地再保存一下
UserUtil.saveUser(user);
} catch (e) {
Log.e('修改个人信息失败: $e');
}
}
//支付状态变化
void _patStateChanged(
PayStateChangeEvent event, Emitter<UserState> emitter) async {
// 由于userInfo接口不会返回token，所以这里需要再次保存一下token
final token = UserUtil.getUser()?.token;
_userEntityForPay = await UserDao.getUserInfo();
if (_userEntityForPay == null) {
return;
}
_userEntityForPay?.token = token;
UserUtil.saveUser(_userEntityForPay);
emitter(UserPayStateChangedState());
}
}