790 lines
25 KiB
Dart
790 lines
25 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:flutter_riverpod/flutter_riverpod.dart';
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import '../../core/app_colors.dart';
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import '../../core/navigation_provider.dart';
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import '../../providers/auth_provider.dart';
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import '../../providers/data_providers.dart';
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class LoginPage extends ConsumerStatefulWidget {
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const LoginPage({super.key});
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@override
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ConsumerState<LoginPage> createState() => _LoginPageState();
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}
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class _LoginPageState extends ConsumerState<LoginPage> {
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static const _headerBg = 'assets/branding/ui_abstract_header_bg_v1.png';
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static const _cornerAccent = 'assets/branding/ui_corner_accent_v1.png';
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final _phoneCtrl = TextEditingController();
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final _codeCtrl = TextEditingController();
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final _nameCtrl = TextEditingController();
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String? _selectedDoctorId;
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String? _selectedDoctorName;
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bool _agreed = false;
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bool _sending = false;
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int _countdown = 0;
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bool _loading = false;
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String? _error;
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bool _isLogin = true;
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String? _successMsg;
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@override
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void dispose() {
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_phoneCtrl.dispose();
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_codeCtrl.dispose();
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_nameCtrl.dispose();
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super.dispose();
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}
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Future<void> _sendSms() async {
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final phone = _phoneCtrl.text.trim();
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if (phone.length != 11 || !phone.startsWith('1')) {
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setState(() => _error = '请输入正确的手机号');
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return;
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}
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setState(() {
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_sending = true;
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_error = null;
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});
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final result = await ref.read(authProvider.notifier).sendSms(phone);
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setState(() => _sending = false);
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if (result.error != null) {
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setState(() => _error = result.error);
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return;
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}
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if (result.devCode != null) _codeCtrl.text = result.devCode!;
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setState(() => _countdown = 60);
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_startCountdown();
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}
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void _startCountdown() async {
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for (var i = 60; i > 0; i--) {
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await Future.delayed(const Duration(seconds: 1));
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if (mounted) setState(() => _countdown = i - 1);
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}
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}
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Future<void> _submit() async {
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if (!_agreed) {
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setState(() => _error = '请阅读并同意服务协议和隐私政策');
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return;
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}
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if (_phoneCtrl.text.trim().isEmpty || _codeCtrl.text.trim().isEmpty) {
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setState(() => _error = '请输入手机号和验证码');
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return;
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}
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setState(() {
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_loading = true;
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_error = null;
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_successMsg = null;
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});
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String? err;
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if (_isLogin) {
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err = await ref
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.read(authProvider.notifier)
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.login(_phoneCtrl.text.trim(), _codeCtrl.text.trim());
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} else {
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if (_selectedDoctorId == null) {
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setState(() {
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_loading = false;
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_error = '请选择医生';
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});
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return;
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}
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if (_nameCtrl.text.trim().isEmpty) {
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setState(() {
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_loading = false;
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_error = '请输入姓名';
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});
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return;
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}
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err = await ref
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.read(authProvider.notifier)
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.register(
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_phoneCtrl.text.trim(),
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_codeCtrl.text.trim(),
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_nameCtrl.text.trim(),
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_selectedDoctorId!,
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);
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}
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setState(() => _loading = false);
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if (err != null) {
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if (err.contains('未注册')) setState(() => _isLogin = false);
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setState(() => _error = err);
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return;
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}
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if (!_isLogin) {
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setState(() {
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_isLogin = true;
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_successMsg = '注册成功，请登录';
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_error = null;
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_phoneCtrl.clear();
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_codeCtrl.clear();
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_nameCtrl.clear();
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_selectedDoctorId = null;
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_selectedDoctorName = null;
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});
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ref.read(authProvider.notifier).logout();
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} else {
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_goHome();
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}
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}
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void _goHome() {
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ref.invalidate(latestHealthProvider);
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ref.invalidate(medicationListProvider);
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ref.invalidate(medicationReminderProvider);
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ref.invalidate(currentExercisePlanProvider);
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final role = ref.read(authProvider).user?.role ?? 'User';
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if (role == 'Admin') {
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goRoute(ref, 'adminHome');
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} else if (role == 'Doctor') {
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goRoute(ref, 'doctorHome');
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} else {
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goRoute(ref, 'home');
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}
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}
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void _showDoctorPicker() {
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showModalBottomSheet(
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context: context,
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backgroundColor: Colors.white,
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shape: const RoundedRectangleBorder(
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borderRadius: BorderRadius.vertical(top: Radius.circular(20)),
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),
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builder: (ctx) => Consumer(
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builder: (ctx, ref, _) {
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final doctorsAsync = ref.watch(doctorListProvider);
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return doctorsAsync.when(
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data: (doctors) {
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final active = doctors
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.where((d) => d['isActive'] != false)
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.toList();
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if (active.isEmpty) {
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return const SizedBox(
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height: 200,
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child: Center(child: Text('暂无可用医生')),
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);
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}
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return SizedBox(
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height: 420,
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child: Column(
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children: [
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const Padding(
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padding: EdgeInsets.all(18),
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child: Text(
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'请选择医生',
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style: TextStyle(
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fontSize: 18,
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fontWeight: FontWeight.w800,
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color: AppColors.textPrimary,
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),
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),
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),
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const Divider(height: 1, color: AppColors.divider),
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Expanded(
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child: ListView.builder(
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itemCount: active.length,
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itemBuilder: (_, i) {
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final d = active[i];
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final name = d['name'] ?? '';
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final title = d['title'] ?? '';
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final dept = d['department'] ?? '';
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return ListTile(
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title: Text(
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name,
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style: const TextStyle(
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fontWeight: FontWeight.w700,
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),
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),
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subtitle: Text(
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'$title · $dept',
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style: const TextStyle(
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fontSize: 13,
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color: AppColors.textSecondary,
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),
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),
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trailing: _selectedDoctorId == d['id']?.toString()
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? const Icon(
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Icons.check_circle,
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color: AppColors.primary,
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)
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: null,
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onTap: () {
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setState(() {
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_selectedDoctorId = d['id']?.toString();
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_selectedDoctorName = name;
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});
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Navigator.pop(ctx);
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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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);
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},
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loading: () => const SizedBox(
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height: 200,
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child: Center(child: CircularProgressIndicator()),
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),
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error: (_, _) =>
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const SizedBox(height: 200, child: Center(child: Text('加载失败'))),
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);
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},
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),
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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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final authState = ref.watch(authProvider);
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if (authState.isLoggedIn && !authState.isLoading) {
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WidgetsBinding.instance.addPostFrameCallback((_) => _goHome());
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}
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return Scaffold(
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backgroundColor: Colors.white,
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body: Stack(
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children: [
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Positioned.fill(
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child: DecoratedBox(
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decoration: BoxDecoration(gradient: AppColors.bgGradient),
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),
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),
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Positioned(
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top: 0,
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left: 0,
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right: 0,
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height: 260,
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child: Opacity(
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opacity: 0.92,
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child: Image.asset(
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_headerBg,
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fit: BoxFit.cover,
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alignment: Alignment.topCenter,
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),
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),
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),
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Positioned(
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top: 18,
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right: -44,
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width: 180,
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height: 180,
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child: IgnorePointer(
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child: Opacity(
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opacity: 0.86,
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child: Image.asset(_cornerAccent, fit: BoxFit.contain),
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),
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),
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),
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SafeArea(
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child: LayoutBuilder(
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builder: (context, constraints) {
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return SingleChildScrollView(
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padding: const EdgeInsets.fromLTRB(20, 22, 20, 24),
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child: ConstrainedBox(
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constraints: BoxConstraints(
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minHeight: constraints.maxHeight - 46,
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),
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child: Center(
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child: ConstrainedBox(
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constraints: const BoxConstraints(maxWidth: 430),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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crossAxisAlignment: CrossAxisAlignment.stretch,
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children: [
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_LoginHero(isLogin: _isLogin),
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const SizedBox(height: 22),
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_LoginFormCard(
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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if (_successMsg != null)
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_NoticeBanner(
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text: _successMsg!,
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success: true,
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),
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if (!_isLogin) ...[
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_DoctorSelector(
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name: _selectedDoctorName,
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onTap: _showDoctorPicker,
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),
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const SizedBox(height: 12),
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_TextField(
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_nameCtrl,
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'姓名',
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TextInputType.name,
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20,
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icon: Icons.person_outline_rounded,
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),
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const SizedBox(height: 12),
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],
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_TextField(
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_phoneCtrl,
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'手机号',
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TextInputType.phone,
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11,
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icon: Icons.phone_iphone_rounded,
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),
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const SizedBox(height: 12),
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Row(
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children: [
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Expanded(
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child: _TextField(
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_codeCtrl,
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'验证码',
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TextInputType.number,
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6,
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icon: Icons.verified_outlined,
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),
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),
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const SizedBox(width: 10),
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_SmsButton(
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sending: _sending,
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countdown: _countdown,
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onTap: (_countdown > 0 || _sending)
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? null
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: _sendSms,
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),
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],
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),
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const SizedBox(height: 14),
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_Agreement(
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agreed: _agreed,
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onTap: () =>
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setState(() => _agreed = !_agreed),
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),
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if (_error != null) ...[
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const SizedBox(height: 12),
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_NoticeBanner(
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text: _error!,
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success: false,
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),
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],
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const SizedBox(height: 22),
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_PrimaryButton(
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loading: _loading,
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label: _isLogin ? '登录' : '注册',
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onTap: _loading ? null : _submit,
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),
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const SizedBox(height: 16),
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GestureDetector(
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onTap: () => setState(() {
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_isLogin = !_isLogin;
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_error = null;
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_successMsg = null;
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}),
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child: Text(
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_isLogin ? '没有账号？去注册' : '已有账号？去登录',
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textAlign: TextAlign.center,
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style: const TextStyle(
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fontSize: 14,
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fontWeight: FontWeight.w800,
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color: AppColors.primary,
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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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),
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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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],
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),
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);
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}
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}
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class _LoginHero extends StatelessWidget {
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final bool isLogin;
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const _LoginHero({required this.isLogin});
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@override
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Widget build(BuildContext context) {
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return Column(
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children: [
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_BrandMark(),
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const SizedBox(height: 16),
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const Text(
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'小脉健康',
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style: TextStyle(
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fontSize: 30,
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fontWeight: FontWeight.w900,
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color: AppColors.textPrimary,
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letterSpacing: 0,
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),
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),
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const SizedBox(height: 6),
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const Text(
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'血管病患者的 AI 健康管理助手',
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textAlign: TextAlign.center,
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style: TextStyle(
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fontSize: 14,
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height: 1.45,
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fontWeight: FontWeight.w700,
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color: AppColors.textSecondary,
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),
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),
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const SizedBox(height: 12),
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Container(
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padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 7),
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decoration: BoxDecoration(
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color: Colors.white.withValues(alpha: 0.76),
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borderRadius: BorderRadius.circular(999),
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border: Border.all(color: AppColors.borderLight),
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),
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child: Text(
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isLogin ? '登录你的健康账户' : '创建新的健康账户',
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style: const TextStyle(
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fontSize: 13,
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fontWeight: FontWeight.w800,
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color: AppColors.textPrimary,
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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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class _LoginFormCard extends StatelessWidget {
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final Widget child;
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const _LoginFormCard({required this.child});
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@override
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Widget build(BuildContext context) {
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return Container(
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padding: const EdgeInsets.fromLTRB(18, 18, 18, 20),
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decoration: BoxDecoration(
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color: Colors.white.withValues(alpha: 0.94),
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borderRadius: BorderRadius.circular(22),
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border: Border.all(color: AppColors.border, width: 1.1),
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boxShadow: [
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BoxShadow(
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color: const Color(0xFF475467).withValues(alpha: 0.10),
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blurRadius: 30,
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offset: const Offset(0, 16),
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),
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],
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),
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child: child,
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);
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}
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}
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class _BrandMark extends StatelessWidget {
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@override
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Widget build(BuildContext context) {
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return Container(
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width: 72,
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height: 72,
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decoration: BoxDecoration(
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gradient: AppColors.primaryGradient,
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borderRadius: BorderRadius.circular(24),
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boxShadow: AppColors.buttonShadow,
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),
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child: const Icon(
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Icons.monitor_heart_outlined,
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color: Colors.white,
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size: 34,
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),
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);
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}
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}
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class _TextField extends StatelessWidget {
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final TextEditingController ctrl;
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final String hint;
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final TextInputType type;
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final int maxLen;
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final IconData? icon;
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const _TextField(this.ctrl, this.hint, this.type, this.maxLen, {this.icon});
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@override
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Widget build(BuildContext context) => TextField(
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controller: ctrl,
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keyboardType: type,
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maxLength: maxLen,
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style: const TextStyle(
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fontSize: 15,
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fontWeight: FontWeight.w700,
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color: AppColors.textPrimary,
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),
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decoration: InputDecoration(
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hintText: hint,
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counterText: '',
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prefixIcon: icon == null
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? null
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: Icon(icon, size: 20, color: AppColors.textSecondary),
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filled: true,
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fillColor: const Color(0xFFF8FAFC),
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contentPadding: const EdgeInsets.symmetric(horizontal: 14, vertical: 15),
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enabledBorder: OutlineInputBorder(
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borderRadius: BorderRadius.circular(14),
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borderSide: const BorderSide(color: AppColors.border, width: 1.1),
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),
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focusedBorder: OutlineInputBorder(
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borderRadius: BorderRadius.circular(14),
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borderSide: const BorderSide(color: AppColors.primary, width: 1.2),
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),
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),
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);
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}
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class _DoctorSelector extends StatelessWidget {
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final String? name;
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final VoidCallback onTap;
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const _DoctorSelector({required this.name, required this.onTap});
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@override
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Widget build(BuildContext context) {
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return GestureDetector(
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onTap: onTap,
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child: Container(
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height: 50,
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padding: const EdgeInsets.symmetric(horizontal: 14),
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decoration: BoxDecoration(
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color: const Color(0xFFF8FAFC),
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borderRadius: BorderRadius.circular(14),
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border: Border.all(color: AppColors.border, width: 1.1),
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),
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child: Row(
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children: [
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const Icon(
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Icons.medical_services_outlined,
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size: 20,
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color: AppColors.textSecondary,
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),
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const SizedBox(width: 12),
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Expanded(
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child: Text(
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name ?? '请选择医生',
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style: TextStyle(
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fontSize: 15,
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fontWeight: FontWeight.w700,
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color: name != null
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? AppColors.textPrimary
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: 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(
|
|
gradient: disabled ? null : AppColors.doctorGradient,
|
|
color: disabled ? AppColors.cardInner : null,
|
|
borderRadius: BorderRadius.circular(14),
|
|
border: Border.all(
|
|
color: disabled ? AppColors.border : Colors.transparent,
|
|
),
|
|
),
|
|
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(
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
|
children: [
|
|
Container(
|
|
width: 18,
|
|
height: 18,
|
|
margin: const EdgeInsets.only(right: 7, top: 1),
|
|
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: '和',
|
|
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),
|
|
border: Border.all(
|
|
color: success
|
|
? AppColors.success.withValues(alpha: 0.16)
|
|
: AppColors.error.withValues(alpha: 0.16),
|
|
),
|
|
),
|
|
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,
|
|
),
|
|
),
|
|
),
|
|
);
|
|
}
|
|
}
|