splash_page.dart
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import 'dart:async';
import 'dart:io';
import 'dart:math';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:limiting_direction_csx/limiting_direction_csx.dart';
import 'package:wow_english/common/core/user_util.dart';
import 'package:wow_english/common/extension/string_extension.dart';
import 'package:wow_english/common/request/config.dart';
import 'package:wow_english/common/request/dao/user_dao.dart';
import 'package:wow_english/models/user_entity.dart';
import 'package:wow_english/route/route.dart';
import 'package:wow_english/utils/log_util.dart';
import 'package:wow_english/utils/sp_util.dart';
class SplashPage extends StatelessWidget {
const SplashPage({super.key});
@override
Widget build(BuildContext context) {
return const TransitionView();
}
}
class TransitionView extends StatefulWidget {
const TransitionView({super.key});
@override
State<StatefulWidget> createState() {
return _TransitionViewState();
}
}
class _TransitionViewState extends State<TransitionView> {
Future startTime() async {
// 判断是否登录
UserEntity? userEntity = UserUtil.getUser();
Log.d('当前模式：kDebugMode=$kDebugMode, kProfileMode=$kProfileMode, kReleaseMode=$kReleaseMode');
Log.d('当前API地址：${RequestConfig.baseUrl}');
if (kDebugMode) {
Log.d('Splash读本地userEntity: $userEntity');
}
int apartInMilliseconds = 0;
// 调一下接口判断一下有效性再往下
if (userEntity != null) {
DateTime startTime = DateTime.now();
try {
userEntity = await UserDao.getUserInfo();
UserUtil.saveUser(userEntity);
} catch (e) {
e.logE();
}
apartInMilliseconds = DateTime.now().difference(startTime).inMilliseconds;
}
Log.d('Splash getUserInfo 耗时：${apartInMilliseconds}ms');
int duration = max(2000 - apartInMilliseconds, 0);
Timer(Duration(milliseconds: duration), () {
if (userEntity != null) {
pushNamedAndRemoveUntil(AppRouteName.home, (route) => false);
} else {
pushNamedAndRemoveUntil(AppRouteName.login, (route) => false);
}
});
}
@override
void initState() {
super.initState();
init();
}
void init() async {
await SpUtil.preInit();
startTime();
changeDevice();
}
void changeDevice() async {
///设置设备默认方向
WidgetsFlutterBinding.ensureInitialized();
if (Platform.isIOS) {
await LimitingDirectionCsx.setScreenDirection(DeviceDirectionMask.Landscape);
} else {
await SystemChrome.setPreferredOrientations([DeviceOrientation.landscapeLeft, DeviceOrientation.landscapeRight]);
}
}
@override
Widget build(BuildContext context) {
return Scaffold(
body: Center(
child: Container(
decoration: BoxDecoration(
image: DecorationImage(
image: AssetImage(
'splash'.assetGif,
),
fit: BoxFit.fill)),
),
),
);
}
}