Files
AI-Health/health_app/lib/app.dart
MingNian 431b72d49a feat: Cupertino滚轮选择器 + 品牌更名 + UI全面优化
- 日期/时间/次数选择器统一改为底部弹出Cupertino滚轮,无单位标签,双横线选区
- App更名为"小脉健康",副标题"血管病患者的AI健康管理助手"
- 健康仪表盘及侧边栏移除体重指标,侧边栏背景改为蓝白渐变
- 健康档案按钮移入功能入口网格,与其他入口样式统一
- 记数据智能体配色改为绿色渐变(#A1FFCE→#69DB8F)
- 隐私协议/关于页从Text改为MarkdownBody正确渲染
- 运动计划/饮食记录卡片添加边框和阴影
- 服药次数从chip改为滚轮选择器
- 日期显示格式统一为空格分隔(1999 01 01)
- 健康档案页背景改为纯白
2026-06-22 13:59:37 +08:00

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import 'dart:async';
import 'package:flutter/material.dart';
import 'package:flutter_localizations/flutter_localizations.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:shadcn_ui/shadcn_ui.dart';
import 'core/app_router.dart';
import 'core/app_theme.dart';
import 'core/navigation_provider.dart';
import 'pages/splash_page.dart';
import 'providers/auth_provider.dart';
import 'providers/data_providers.dart';
/// 健康管家 App 根组件
class HealthApp extends ConsumerWidget {
const HealthApp({super.key});
@override
Widget build(BuildContext context, WidgetRef ref) {
return MaterialApp(
title: '小脉健康',
debugShowCheckedModeBanner: false,
theme: AppTheme.lightTheme,
localizationsDelegates: const [
GlobalMaterialLocalizations.delegate,
GlobalWidgetsLocalizations.delegate,
GlobalCupertinoLocalizations.delegate,
],
supportedLocales: const [Locale('zh', 'CN'), Locale('zh')],
locale: const Locale('zh'),
home: const _RootNavigator(),
// 注入 ShadTheme + 启动闸门Splash 盖在最上层,直到首页今日健康卡数据就绪
builder: (context, child) => ShadTheme(
data: AppTheme.shadTheme,
child: _BootGate(child: child!),
),
);
}
}
/// 启动是否就绪auth 判定完成,且(已登录的普通用户)今日健康卡数据已到位。
/// 未登录或医生/管理员无需等待健康卡。
final appReadyProvider = Provider<bool>((ref) {
final auth = ref.watch(authProvider);
if (auth.isLoading) return false; // 还在判登录态 → 继续盖 Splash
if (!auth.isLoggedIn) return true; // 未登录 → 就绪,露出登录页
final role = auth.user?.role ?? 'User';
if (role != 'User') return true; // 医生/管理员首页不依赖今日健康卡
// 普通用户:等今日健康卡片数据(成功或失败都算就绪,避免卡死)
final health = ref.watch(latestHealthProvider);
return health.hasValue || health.hasError;
});
/// 启动闸门——就绪前在最上层覆盖 Splash盖住登录页闪现与首页对话流初始态。
/// 带 8 秒安全兜底,避免离线时数据永不返回导致卡在启动页。
class _BootGate extends ConsumerStatefulWidget {
final Widget child;
const _BootGate({required this.child});
@override
ConsumerState<_BootGate> createState() => _BootGateState();
}
class _BootGateState extends ConsumerState<_BootGate> {
bool _timedOut = false;
Timer? _timer;
@override
void initState() {
super.initState();
_timer = Timer(const Duration(seconds: 8), () {
if (mounted) setState(() => _timedOut = true);
});
}
@override
void dispose() {
_timer?.cancel();
super.dispose();
}
@override
Widget build(BuildContext context) {
final ready = ref.watch(appReadyProvider) || _timedOut;
return Stack(
children: [
widget.child,
if (!ready) const Positioned.fill(child: SplashPage()),
],
);
}
}
/// 根导航——根据 Riverpod 路由状态切换页面
class _RootNavigator extends ConsumerWidget {
const _RootNavigator();
@override
Widget build(BuildContext context, WidgetRef ref) {
final stack = ref.watch(routeStackProvider);
final current = stack.last;
final authState = ref.watch(authProvider);
// 登录后自动跳转(在下一帧完成,无闪烁)
if (authState.isLoggedIn && current.name == 'login') {
WidgetsBinding.instance.addPostFrameCallback((_) {
final role = authState.user?.role ?? 'User';
if (role == 'Admin') {
goRoute(ref, 'adminHome');
} else if (role == 'Doctor') {
goRoute(ref, 'doctorHome');
} else {
goRoute(ref, 'home');
}
});
}
return PopScope(
canPop: stack.length <= 1,
onPopInvokedWithResult: (didPop, result) {
if (!didPop) popRoute(ref);
},
child: buildPage(current, ref),
);
}
}