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import 'dart:async';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:flutter_localizations/flutter_localizations.dart';
import 'package:fluttertoast/fluttertoast.dart';
import 'package:gsy_github_app_flutter/common/event/http_error_event.dart';
import 'package:gsy_github_app_flutter/common/event/index.dart';
import 'package:gsy_github_app_flutter/common/localization/gsy_localizations_delegate.dart';
import 'package:gsy_github_app_flutter/common/redux/gsy_state.dart';
import 'package:gsy_github_app_flutter/common/model/User.dart';
import 'package:gsy_github_app_flutter/common/style/gsy_style.dart';
import 'package:gsy_github_app_flutter/common/utils/common_utils.dart';
import 'package:gsy_github_app_flutter/page/home_page.dart';
import 'package:gsy_github_app_flutter/page/login_page.dart';
import 'package:gsy_github_app_flutter/page/welcome_page.dart';
import 'package:flutter_redux/flutter_redux.dart';
import 'package:provider/provider.dart';
import 'package:redux/redux.dart';
import 'package:gsy_github_app_flutter/common/net/code.dart';
import 'common/event/index.dart';
import 'common/utils/navigator_utils.dart';
void main() {
runZoned(() {
runApp(FlutterReduxApp());
PaintingBinding.instance.imageCache.maximumSize = 100;
Provider.debugCheckInvalidValueType = null;
}, onError: (Object obj, StackTrace stack) {
print(obj);
print(stack);
});
}
class FlutterReduxApp extends StatelessWidget {
/// 创建Store，引用 GSYState 中的 appReducer 实现 Reducer 方法
/// initialState 初始化 State
final store = new Store<GSYState>(
appReducer,
middleware: middleware,
///初始化数据
initialState: new GSYState(
userInfo: User.empty(),
themeData: CommonUtils.getThemeData(GSYColors.primarySwatch),
locale: Locale('zh', 'CH')),
);
FlutterReduxApp({Key key}) : super(key: key);
@override
Widget build(BuildContext context) {
/// 通过 StoreProvider 应用 store
return new StoreProvider(
store: store,
child: new StoreBuilder<GSYState>(builder: (context, store) {
return new MaterialApp(
///多语言实现代理
localizationsDelegates: [
GlobalMaterialLocalizations.delegate,
GlobalWidgetsLocalizations.delegate,
GSYLocalizationsDelegate.delegate,
],
locale: store.state.locale,
supportedLocales: [store.state.locale],
theme: store.state.themeData,
routes: {
WelcomePage.sName: (context) {
store.state.platformLocale = Localizations.localeOf(context);
return WelcomePage();
},
HomePage.sName: (context) {
///通过 Localizations.override 包裹一层，
return new GSYLocalizations(
child: NavigatorUtils.pageContainer(new HomePage()));
},
LoginPage.sName: (context) {
return new GSYLocalizations(
child: NavigatorUtils.pageContainer(new LoginPage()));
},
});
}),
);
}
}
class GSYLocalizations extends StatefulWidget {
final Widget child;
GSYLocalizations({Key key, this.child}) : super(key: key);
@override
State<GSYLocalizations> createState() {
return new _GSYLocalizations();
}
}
class _GSYLocalizations extends State<GSYLocalizations> {
StreamSubscription stream;
@override
Widget build(BuildContext context) {
return new StoreBuilder<GSYState>(builder: (context, store) {
///通过 StoreBuilder 和 Localizations 实现实时多语言切换
return new Localizations.override(
context: context,
locale: store.state.locale,
child: widget.child,
);
});
}
@override
void initState() {
super.initState();
///Stream演示event bus
stream = eventBus.on<HttpErrorEvent>().listen((event) {
errorHandleFunction(event.code, event.message);
});
}
@override
void dispose() {
super.dispose();
if (stream != null) {
stream.cancel();
stream = null;
}
}
///网络错误提醒
errorHandleFunction(int code, message) {
switch (code) {
case Code.NETWORK_ERROR:
Fluttertoast.showToast(
msg: CommonUtils.getLocale(context).network_error);
break;
case 401:
Fluttertoast.showToast(
msg: CommonUtils.getLocale(context).network_error_401);
break;
case 403:
Fluttertoast.showToast(
msg: CommonUtils.getLocale(context).network_error_403);
break;
case 404:
Fluttertoast.showToast(
msg: CommonUtils.getLocale(context).network_error_404);
break;
case Code.NETWORK_TIMEOUT:
//超时
Fluttertoast.showToast(
msg: CommonUtils.getLocale(context).network_error_timeout);
break;
default:
Fluttertoast.showToast(
msg: CommonUtils.getLocale(context).network_error_unknown +
" " +
message);
break;
}
}
}