together_mobile/lib/screens/welcome/welcome_screen.dart

97 lines
3.1 KiB
Dart

import 'package:flutter/material.dart';
import 'package:go_router/go_router.dart';
import 'package:flutter_easyloading/flutter_easyloading.dart';
import '../../common/constants.dart';
import '../../components/common_widgets.dart' show CommonElevatedButton;
import '../../database/hive_database.dart';
import '../../models/init_get_it.dart';
import '../../models/token_model.dart';
import '../../models/user_model.dart';
import '../../request/signup_signin.dart';
class WelcomeScreen extends StatefulWidget {
const WelcomeScreen({super.key});
@override
State<WelcomeScreen> createState() => _WelcomeScreenState();
}
class _WelcomeScreenState extends State<WelcomeScreen> {
Future<int> _tryLoginUseToken() async {
await getIt.get<Token>().init();
if (getIt.get<Token>().token.isNotEmpty) {
try {
Map<String, dynamic> res = await signinByToken();
if (res['code'] == 10200) {
await getIt.get<Token>().updateToken(res['token']);
getIt.get<UserAccount>().init(res['data']);
await HiveDatabase.init();
return 10200;
} else {
getIt.get<Token>().clear();
return 9999;
}
} catch (e) {
return 500;
}
} else {
return 200;
}
}
@override
Widget build(BuildContext context) {
return Scaffold(
body: SafeArea(
child: FutureBuilder<int>(
future: _tryLoginUseToken(),
builder: (BuildContext context, AsyncSnapshot<int> snapshot) {
if (snapshot.hasData) {
int? data = snapshot.data;
if (data == 10200) {
EasyLoading.showSuccess(
'登录成功!',
duration: const Duration(milliseconds: 500),
);
context.pushNamed('Chat');
} else if (data == 9999) {
EasyLoading.showInfo(
'登录状态已过期,请重新登录!',
duration: const Duration(milliseconds: 500),
);
} else if (data == 500) {
EasyLoading.showError(
'连接服务器失败,请稍后再试!',
duration: const Duration(milliseconds: 500),
);
} else {
EasyLoading.dismiss();
}
} else {
EasyLoading.show(status: '自动登录中...');
}
return Column(
children: [
const SizedBox(
height: kDefaultPadding,
),
Image.asset('assets/images/welcome_image.png'),
CommonElevatedButton(
onPressed: () => context.push('/signin'),
text: '登录',
),
CommonElevatedButton(
onPressed: () => context.push('/signup'),
text: '注册',
color: kSecondaryColor,
),
],
);
}),
),
);
}
}