Files
AI-Health/health_app/lib/pages/auth/login_page.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

626 lines
19 KiB
Dart

import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import '../../core/app_colors.dart';
import '../../core/app_theme.dart';
import '../../core/navigation_provider.dart';
import '../../providers/auth_provider.dart';
import '../../providers/data_providers.dart';
class LoginPage extends ConsumerStatefulWidget {
const LoginPage({super.key});
@override
ConsumerState<LoginPage> createState() => _LoginPageState();
}
class _LoginPageState extends ConsumerState<LoginPage> {
final _phoneCtrl = TextEditingController();
final _codeCtrl = TextEditingController();
final _nameCtrl = TextEditingController();
String? _selectedDoctorId;
String? _selectedDoctorName;
bool _agreed = false;
bool _sending = false;
int _countdown = 0;
bool _loading = false;
String? _error;
bool _isLogin = true;
String? _successMsg;
@override
void dispose() {
_phoneCtrl.dispose();
_codeCtrl.dispose();
_nameCtrl.dispose();
super.dispose();
}
Future<void> _sendSms() async {
final phone = _phoneCtrl.text.trim();
if (phone.length != 11 || !phone.startsWith('1')) {
setState(() => _error = '请输入正确的手机号');
return;
}
setState(() {
_sending = true;
_error = null;
});
final result = await ref.read(authProvider.notifier).sendSms(phone);
setState(() => _sending = false);
if (result.error != null) {
setState(() => _error = result.error);
return;
}
if (result.devCode != null) _codeCtrl.text = result.devCode!;
setState(() => _countdown = 60);
_startCountdown();
}
void _startCountdown() async {
for (var i = 60; i > 0; i--) {
await Future.delayed(const Duration(seconds: 1));
if (mounted) setState(() => _countdown = i - 1);
}
}
Future<void> _submit() async {
if (!_agreed) {
setState(() => _error = '请阅读并同意服务协议和隐私政策');
return;
}
if (_phoneCtrl.text.trim().isEmpty || _codeCtrl.text.trim().isEmpty) {
setState(() => _error = '请输入手机号和验证码');
return;
}
setState(() {
_loading = true;
_error = null;
_successMsg = null;
});
String? err;
if (_isLogin) {
err = await ref
.read(authProvider.notifier)
.login(_phoneCtrl.text.trim(), _codeCtrl.text.trim());
} else {
if (_selectedDoctorId == null) {
setState(() {
_loading = false;
_error = '请选择医生';
});
return;
}
if (_nameCtrl.text.trim().isEmpty) {
setState(() {
_loading = false;
_error = '请输入姓名';
});
return;
}
err = await ref
.read(authProvider.notifier)
.register(
_phoneCtrl.text.trim(),
_codeCtrl.text.trim(),
_nameCtrl.text.trim(),
_selectedDoctorId!,
);
}
setState(() => _loading = false);
if (err != null) {
if (err.contains('未注册')) setState(() => _isLogin = false);
setState(() => _error = err);
return;
}
if (!_isLogin) {
setState(() {
_isLogin = true;
_successMsg = '注册成功,请登录';
_error = null;
_phoneCtrl.clear();
_codeCtrl.clear();
_nameCtrl.clear();
_selectedDoctorId = null;
_selectedDoctorName = null;
});
ref.read(authProvider.notifier).logout();
} else {
_goHome();
}
}
void _goHome() {
ref.invalidate(latestHealthProvider);
ref.invalidate(medicationListProvider);
ref.invalidate(medicationReminderProvider);
ref.invalidate(currentExercisePlanProvider);
final role = ref.read(authProvider).user?.role ?? 'User';
if (role == 'Admin') {
goRoute(ref, 'adminHome');
} else if (role == 'Doctor') {
goRoute(ref, 'doctorHome');
} else {
goRoute(ref, 'home');
}
}
void _showDoctorPicker() {
showModalBottomSheet(
context: context,
backgroundColor: Colors.white,
shape: const RoundedRectangleBorder(
borderRadius: BorderRadius.vertical(top: Radius.circular(20)),
),
builder: (ctx) => Consumer(
builder: (ctx, ref, _) {
final doctorsAsync = ref.watch(doctorListProvider);
return doctorsAsync.when(
data: (doctors) {
final active = doctors
.where((d) => d['isActive'] != false)
.toList();
if (active.isEmpty) {
return const SizedBox(
height: 200,
child: Center(child: Text('暂无可用医生')),
);
}
return SizedBox(
height: 420,
child: Column(
children: [
const Padding(
padding: EdgeInsets.all(18),
child: Text(
'请选择医生',
style: TextStyle(
fontSize: 18,
fontWeight: FontWeight.w800,
color: AppColors.textPrimary,
),
),
),
const Divider(height: 1, color: AppColors.divider),
Expanded(
child: ListView.builder(
itemCount: active.length,
itemBuilder: (_, i) {
final d = active[i];
final name = d['name'] ?? '';
final title = d['title'] ?? '';
final dept = d['department'] ?? '';
return ListTile(
title: Text(
name,
style: const TextStyle(
fontWeight: FontWeight.w700,
),
),
subtitle: Text(
'$title · $dept',
style: const TextStyle(
fontSize: 13,
color: AppColors.textSecondary,
),
),
trailing: _selectedDoctorId == d['id']?.toString()
? const Icon(
Icons.check_circle,
color: AppColors.primary,
)
: null,
onTap: () {
setState(() {
_selectedDoctorId = d['id']?.toString();
_selectedDoctorName = name;
});
Navigator.pop(ctx);
},
);
},
),
),
],
),
);
},
loading: () => const SizedBox(
height: 200,
child: Center(child: CircularProgressIndicator()),
),
error: (_, _) =>
const SizedBox(height: 200, child: Center(child: Text('加载失败'))),
);
},
),
);
}
@override
Widget build(BuildContext context) {
final authState = ref.watch(authProvider);
if (authState.isLoggedIn && !authState.isLoading) {
WidgetsBinding.instance.addPostFrameCallback((_) => _goHome());
}
return Scaffold(
body: AppBackground(
safeArea: true,
child: Center(
child: SingleChildScrollView(
padding: const EdgeInsets.symmetric(horizontal: 24, vertical: 24),
child: Container(
padding: const EdgeInsets.fromLTRB(22, 24, 22, 22),
decoration: BoxDecoration(
gradient: AppColors.softGlassGradient,
borderRadius: BorderRadius.circular(24),
border: Border.all(color: AppColors.borderLight),
boxShadow: AppColors.cardShadow,
),
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
_BrandMark(),
const SizedBox(height: 16),
const Text(
'小脉健康',
style: TextStyle(
fontSize: 26,
fontWeight: FontWeight.w900,
color: AppColors.textPrimary,
),
),
const SizedBox(height: 4),
const Text(
'血管病患者的 AI 健康管理助手',
style: TextStyle(fontSize: 13, color: AppColors.textSecondary),
),
const SizedBox(height: 8),
Text(
_isLogin ? '登录你的健康账户' : '创建新的健康账户',
style: const TextStyle(
fontSize: 14,
color: AppColors.textSecondary,
),
),
const SizedBox(height: 26),
if (_successMsg != null)
_NoticeBanner(text: _successMsg!, success: true),
if (!_isLogin) ...[
_DoctorSelector(
name: _selectedDoctorName,
onTap: _showDoctorPicker,
),
const SizedBox(height: 12),
_TextField(_nameCtrl, '姓名', TextInputType.name, 20),
const SizedBox(height: 12),
],
_TextField(_phoneCtrl, '手机号', TextInputType.phone, 11),
const SizedBox(height: 12),
Row(
children: [
Expanded(
child: _TextField(
_codeCtrl,
'验证码',
TextInputType.number,
6,
),
),
const SizedBox(width: 10),
_SmsButton(
sending: _sending,
countdown: _countdown,
onTap: (_countdown > 0 || _sending) ? null : _sendSms,
),
],
),
const SizedBox(height: 14),
_Agreement(
agreed: _agreed,
onTap: () => setState(() => _agreed = !_agreed),
),
if (_error != null) ...[
const SizedBox(height: 12),
_NoticeBanner(text: _error!, success: false),
],
const SizedBox(height: 22),
_PrimaryButton(
loading: _loading,
label: _isLogin ? '登录' : '注册',
onTap: _loading ? null : _submit,
),
const SizedBox(height: 16),
GestureDetector(
onTap: () => setState(() {
_isLogin = !_isLogin;
_error = null;
_successMsg = null;
}),
child: Text(
_isLogin ? '没有账号?去注册' : '已有账号?去登录',
style: const TextStyle(
fontSize: 14,
fontWeight: FontWeight.w700,
color: AppColors.primary,
),
),
),
],
),
),
),
),
),
);
}
}
class _BrandMark extends StatelessWidget {
@override
Widget build(BuildContext context) {
return Container(
width: 68,
height: 68,
decoration: BoxDecoration(
gradient: AppColors.primaryGradient,
borderRadius: BorderRadius.circular(22),
boxShadow: AppColors.buttonShadow,
),
child: const Icon(
Icons.monitor_heart_outlined,
color: Colors.white,
size: 34,
),
);
}
}
class _TextField extends StatelessWidget {
final TextEditingController ctrl;
final String hint;
final TextInputType type;
final int maxLen;
const _TextField(this.ctrl, this.hint, this.type, this.maxLen);
@override
Widget build(BuildContext context) => TextField(
controller: ctrl,
keyboardType: type,
maxLength: maxLen,
style: const TextStyle(fontSize: 15, color: AppColors.textPrimary),
decoration: InputDecoration(hintText: hint, counterText: ''),
);
}
class _DoctorSelector extends StatelessWidget {
final String? name;
final VoidCallback onTap;
const _DoctorSelector({required this.name, required this.onTap});
@override
Widget build(BuildContext context) {
return GestureDetector(
onTap: onTap,
child: Container(
height: 50,
padding: const EdgeInsets.symmetric(horizontal: 14),
decoration: BoxDecoration(
color: Colors.white,
borderRadius: BorderRadius.circular(12),
border: Border.all(color: AppColors.border),
),
child: Row(
children: [
Expanded(
child: Text(
name ?? '请选择医生',
style: TextStyle(
fontSize: 15,
color: name != null
? AppColors.textPrimary
: AppColors.textHint,
),
),
),
const Icon(Icons.keyboard_arrow_down, color: AppColors.textHint),
],
),
),
);
}
}
class _SmsButton extends StatelessWidget {
final bool sending;
final int countdown;
final VoidCallback? onTap;
const _SmsButton({
required this.sending,
required this.countdown,
required this.onTap,
});
@override
Widget build(BuildContext context) {
final disabled = countdown > 0 || sending;
return GestureDetector(
onTap: onTap,
child: Container(
width: 108,
height: 50,
alignment: Alignment.center,
decoration: BoxDecoration(
color: disabled ? AppColors.cardInner : AppColors.primary,
borderRadius: BorderRadius.circular(12),
border: Border.all(
color: disabled ? AppColors.border : AppColors.primary,
),
),
child: Text(
sending
? '发送中'
: countdown > 0
? '${countdown}s'
: '获取验证码',
style: TextStyle(
fontSize: 13,
fontWeight: FontWeight.w700,
color: disabled ? AppColors.textSecondary : Colors.white,
),
),
),
);
}
}
class _Agreement extends StatelessWidget {
final bool agreed;
final VoidCallback onTap;
const _Agreement({required this.agreed, required this.onTap});
@override
Widget build(BuildContext context) {
return GestureDetector(
onTap: onTap,
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
Container(
width: 18,
height: 18,
margin: const EdgeInsets.only(right: 6),
decoration: BoxDecoration(
color: agreed ? AppColors.primary : Colors.white,
borderRadius: BorderRadius.circular(5),
border: Border.all(
color: agreed ? AppColors.primary : AppColors.border,
),
),
child: agreed
? const Icon(Icons.check, size: 13, color: Colors.white)
: null,
),
Flexible(
child: RichText(
text: const TextSpan(
children: [
TextSpan(
text: '已阅读并同意',
style: TextStyle(fontSize: 12, color: AppColors.textHint),
),
TextSpan(
text: '《服务协议》',
style: TextStyle(
fontSize: 12,
color: AppColors.primary,
fontWeight: FontWeight.w700,
),
),
TextSpan(
text: '',
style: TextStyle(fontSize: 12, color: AppColors.textHint),
),
TextSpan(
text: '《隐私政策》',
style: TextStyle(
fontSize: 12,
color: AppColors.primary,
fontWeight: FontWeight.w700,
),
),
],
),
),
),
],
),
);
}
}
class _NoticeBanner extends StatelessWidget {
final String text;
final bool success;
const _NoticeBanner({required this.text, required this.success});
@override
Widget build(BuildContext context) {
return Container(
width: double.infinity,
margin: const EdgeInsets.only(bottom: 12),
padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 10),
decoration: BoxDecoration(
color: success ? AppColors.successLight : AppColors.errorLight,
borderRadius: BorderRadius.circular(12),
),
child: Row(
children: [
Icon(
success ? Icons.check_circle : Icons.error_outline,
color: success ? AppColors.success : AppColors.error,
size: 18,
),
const SizedBox(width: 8),
Expanded(
child: Text(
text,
style: TextStyle(
color: success ? AppColors.success : AppColors.error,
fontSize: 13,
fontWeight: FontWeight.w600,
),
),
),
],
),
);
}
}
class _PrimaryButton extends StatelessWidget {
final bool loading;
final String label;
final VoidCallback? onTap;
const _PrimaryButton({
required this.loading,
required this.label,
required this.onTap,
});
@override
Widget build(BuildContext context) {
return GestureDetector(
onTap: onTap,
child: Container(
width: double.infinity,
height: 52,
alignment: Alignment.center,
decoration: BoxDecoration(
gradient: AppColors.primaryGradient,
borderRadius: BorderRadius.circular(14),
boxShadow: AppColors.buttonShadow,
),
child: loading
? const SizedBox(
width: 23,
height: 23,
child: CircularProgressIndicator(
strokeWidth: 2.5,
color: Colors.white,
),
)
: Text(
label,
style: const TextStyle(
fontSize: 17,
color: Colors.white,
fontWeight: FontWeight.w800,
),
),
),
);
}
}