269 lines
8.1 KiB
Dart
269 lines
8.1 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:flutter_riverpod/flutter_riverpod.dart';
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import 'package:go_router/go_router.dart';
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import 'package:video_player/video_player.dart';
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import '../../../../routes/route_paths.dart';
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import '../../../../routes/app_router.dart';
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import '../../../../bootstrap.dart';
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import '../providers/auth_provider.dart';
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/// 开屏页面 - 应用启动时显示的第一个页面
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/// 播放开屏视频，视频结束后检查用户认证状态并跳转
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class SplashPage extends ConsumerStatefulWidget {
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const SplashPage({super.key});
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@override
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ConsumerState<SplashPage> createState() => _SplashPageState();
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}
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class _SplashPageState extends ConsumerState<SplashPage> {
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/// 视频播放控制器
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VideoPlayerController? _videoController;
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/// 视频是否已初始化
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bool _isVideoInitialized = false;
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/// 是否显示跳过按钮
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bool _showSkipButton = false;
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/// 是否已经开始跳转（防止重复跳转）
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bool _isNavigating = false;
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@override
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void initState() {
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super.initState();
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_initializeVideo();
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}
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@override
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void dispose() {
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_videoController?.removeListener(_onVideoStateChanged);
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_videoController?.dispose();
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super.dispose();
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}
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/// 初始化视频播放器
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Future<void> _initializeVideo() async {
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try {
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// 从 assets 加载视频
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_videoController = VideoPlayerController.asset('assets/videos/splash.mp4');
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await _videoController!.initialize();
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if (mounted) {
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setState(() {
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_isVideoInitialized = true;
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});
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// 设置视频播放完成监听
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_videoController!.addListener(_onVideoStateChanged);
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// 开始播放视频
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await _videoController!.play();
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// 1秒后显示跳过按钮
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Future.delayed(const Duration(seconds: 1), () {
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if (mounted) {
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setState(() {
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_showSkipButton = true;
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});
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}
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});
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}
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} catch (e) {
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debugPrint('[SplashPage] 视频初始化失败: $e');
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// 如果视频加载失败，直接进行跳转
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_navigateToNextPage();
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}
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}
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/// 视频状态变化监听
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void _onVideoStateChanged() {
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if (_videoController == null) return;
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// 视频播放完成
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if (_videoController!.value.position >= _videoController!.value.duration &&
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_videoController!.value.duration > Duration.zero) {
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_navigateToNextPage();
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}
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}
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/// 跳过视频
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void _skipVideo() {
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_videoController?.pause();
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_navigateToNextPage();
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}
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/// 导航到下一个页面
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Future<void> _navigateToNextPage() async {
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// 防止重复跳转
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if (_isNavigating) return;
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_isNavigating = true;
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// 初始化遥测服务（需要 BuildContext）
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await initializeTelemetry(context);
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// 检查认证状态
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await ref.read(authProvider.notifier).checkAuthStatus();
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if (!mounted) return;
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final authState = ref.read(authProvider);
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// 根据认证状态决定跳转目标
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// 优先级：
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// 1. 钱包已创建且已备份 → 主页面
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// 2. 账号已创建但钱包未完成 → 备份助记词页面
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// 3. 首次打开或未看过向导 → 向导页
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// 4. 其他情况 → 创建账户页面
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if (authState.isWalletCreated) {
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// 已创建钱包且已备份，进入主页面（龙虎榜）
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debugPrint('[SplashPage] 钱包已创建且已备份 → 跳转到龙虎榜');
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context.go(RoutePaths.ranking);
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} else if (authState.isAccountCreated && authState.userSerialNum != null) {
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// 账号已创建但钱包未完成（可能正在生成或未备份），直接进入备份助记词页面
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debugPrint('[SplashPage] 账号已创建但钱包未完成 → 跳转到备份助记词页面');
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debugPrint('[SplashPage] userSerialNum: ${authState.userSerialNum}, isWalletReady: ${authState.isWalletReady}');
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context.go(
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RoutePaths.backupMnemonic,
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extra: BackupMnemonicParams(
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userSerialNum: authState.userSerialNum!,
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referralCode: authState.referralCode,
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),
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);
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} else if (authState.isFirstLaunch || !authState.hasSeenGuide) {
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// 首次打开或未看过向导，进入向导页
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debugPrint('[SplashPage] 首次打开或未看过向导 → 跳转到向导页');
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context.go(RoutePaths.guide);
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} else {
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// 已看过向导但未创建钱包，直接进入创建账户页面
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debugPrint('[SplashPage] 已看过向导但未创建钱包 → 跳转到创建账户页面');
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context.go(RoutePaths.onboarding);
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}
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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backgroundColor: Colors.black,
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body: Stack(
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fit: StackFit.expand,
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children: [
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// 视频播放器（全屏覆盖）
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if (_isVideoInitialized && _videoController != null)
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SizedBox.expand(
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child: FittedBox(
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fit: BoxFit.cover,
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child: SizedBox(
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width: _videoController!.value.size.width,
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height: _videoController!.value.size.height,
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child: VideoPlayer(_videoController!),
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),
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),
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)
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else
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// 视频加载中显示 Logo
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_buildLoadingView(),
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// 跳过按钮
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if (_showSkipButton)
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Positioned(
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top: MediaQuery.of(context).padding.top + 16,
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right: 16,
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child: _buildSkipButton(),
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),
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],
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),
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);
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}
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/// 构建加载中视图（视频未加载完成时显示）
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Widget _buildLoadingView() {
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return Container(
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width: double.infinity,
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height: double.infinity,
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decoration: const BoxDecoration(
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gradient: LinearGradient(
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begin: Alignment.topCenter,
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end: Alignment.bottomCenter,
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colors: [
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Color(0xFFFFF5E6),
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Color(0xFFFFE4B5),
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],
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),
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),
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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// Logo
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Image.asset(
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'assets/images/logo/app_icon.png',
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width: 128,
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height: 128,
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),
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const SizedBox(height: 24),
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const Text(
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'榴莲皇后',
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style: TextStyle(
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fontSize: 32,
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fontFamily: 'Noto Sans SC',
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fontWeight: FontWeight.w700,
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height: 1.25,
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letterSpacing: 1.6,
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color: Color(0xFF4A3F35),
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),
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),
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const SizedBox(height: 24),
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// 加载指示器
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const SizedBox(
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width: 24,
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height: 24,
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child: CircularProgressIndicator(
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strokeWidth: 2,
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valueColor: AlwaysStoppedAnimation<Color>(Color(0xFFD4AF37)),
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),
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),
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],
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),
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);
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}
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/// 构建跳过按钮
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Widget _buildSkipButton() {
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return GestureDetector(
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onTap: _skipVideo,
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child: Container(
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padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
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decoration: BoxDecoration(
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color: Colors.black.withValues(alpha: 0.5),
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borderRadius: BorderRadius.circular(20),
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border: Border.all(
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color: Colors.white.withValues(alpha: 0.3),
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width: 1,
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),
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),
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child: const Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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Text(
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'跳过',
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style: TextStyle(
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fontSize: 14,
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fontFamily: 'Inter',
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fontWeight: FontWeight.w500,
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color: Colors.white,
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),
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),
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SizedBox(width: 4),
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Icon(
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Icons.skip_next,
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size: 18,
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color: Colors.white,
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),
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],
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),
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),
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);
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}
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}
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