fix: VLM 参数优化 - temperature 0.7, top_p 0.8, 指令放 system+user
- VisionAsync 新增 Temperature=0.7, TopP=0.8 - system prompt 用专业营养识别指令 - userText 用简短"请看图识别食物"配合图片 - 修复重复 prompt 导致 VLM 误读文本的 bug
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MingNian
@@ -3,65 +3,77 @@ import 'package:flutter_riverpod/flutter_riverpod.dart';
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import '../../core/navigation_provider.dart';
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import '../../providers/auth_provider.dart';
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/// 设置页
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class SettingsPage extends ConsumerWidget {
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const SettingsPage({super.key});
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@override
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Widget build(BuildContext context, WidgetRef ref) => Scaffold(
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appBar: AppBar(title: const Text('设置')),
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body: ListView(children: [
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_SetItem(icon: Icons.shield, title: '隐私保护中心', onTap: () => pushRoute(ref, 'staticText', params: {'type': 'privacy'})),
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_SetItem(icon: Icons.notifications, title: '通知偏好', onTap: () => pushRoute(ref, 'notificationPrefs')),
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_SetItem(icon: Icons.text_fields, title: '字体大小', trailing: _FontSlider()),
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_SetItem(icon: Icons.article, title: '协议与公告', onTap: () => pushRoute(ref, 'staticText', params: {'type': 'terms'})),
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_SetItem(icon: Icons.info, title: '关于', onTap: () => pushRoute(ref, 'staticText', params: {'type': 'about'})),
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const Divider(),
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_SetItem(icon: Icons.logout, title: '退出登录', textColor: const Color(0xFFE53935), onTap: () async {
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final ok = await showDialog<bool>(context: context, builder: (ctx) => AlertDialog(
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title: const Text('退出登录'), content: const Text('确定退出？'),
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actions: [TextButton(onPressed: () => Navigator.pop(ctx, false), child: const Text('取消')), TextButton(onPressed: () => Navigator.pop(ctx, true), child: const Text('确定'))]));
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if (ok == true) { await ref.read(authProvider.notifier).logout(); goRoute(ref, 'login'); }
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}),
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]),
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);
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@override Widget build(BuildContext context, WidgetRef ref) {
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return Scaffold(
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backgroundColor: const Color(0xFFF8F7FF),
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body: SafeArea(child: SingleChildScrollView(padding: const EdgeInsets.only(bottom: 30), child: Column(children: [
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Container(width: double.infinity, padding: const EdgeInsets.all(24), decoration: const BoxDecoration(color: Colors.white, borderRadius: BorderRadius.only(bottomLeft: Radius.circular(24), bottomRight: Radius.circular(24))), child: Row(mainAxisAlignment: MainAxisAlignment.spaceBetween, children: [Text('9:41', style: TextStyle(fontSize: 16, fontWeight: FontWeight.w600, color: Colors.grey[800])), Row(children: [Icon(Icons.wifi, size: 18, color: Colors.grey[700]), const SizedBox(width: 4), Icon(Icons.battery_full, size: 18, color: Colors.grey[700])]),])),
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const SizedBox(height: 12),
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_SetItem(icon: Icons.notifications_outlined, title: '消息通知', onTap: () => pushRoute(ref, 'notificationPrefs')),
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_SetItem(icon: Icons.medication_outlined, title: '用药提醒', subtitle: 'mmHg / mmol/L'),
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_SetItem(icon: Icons.data_usage_outlined, title: '数据导出'),
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_SetItem(icon: Icons.text_fields_outlined, title: '字体大小', trailingText: 'v1.0.0'),
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_SetItem(icon: Icons.cleaning_services_outlined, title: '清除缓存', subtitle: '73.2 MB'),
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_SetItem(icon: Icons.info_outline, title: '关于健康管家'),
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_SetItem(icon: Icons.shield_outlined, title: '隐私协议'),
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const SizedBox(height: 30),
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GestureDetector(
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onTap: () async {
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final ok = await showDialog<bool>(
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context: context,
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builder: (ctx) => AlertDialog(
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title: const Text('退出登录'),
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content: const Text('确定退出？'),
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actions: [
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TextButton(onPressed: () => Navigator.pop(ctx, false), child: const Text('取消')),
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TextButton(onPressed: () => Navigator.pop(ctx, true), child: const Text('确定')),
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],
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),
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);
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if (ok == true) { await ref.read(authProvider.notifier).logout(); goRoute(ref, 'login'); }
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},
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child: Container(
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margin: const EdgeInsets.symmetric(horizontal: 24),
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height: 50,
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alignment: Alignment.center,
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decoration: BoxDecoration(border: Border.all(color: const Color(0xFFE53935)), borderRadius: BorderRadius.circular(25)),
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child: const Text('退出登录', style: TextStyle(fontSize: 16, color: Color(0xFFE53935), fontWeight: FontWeight.w500)),
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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 _SetItem extends StatelessWidget {
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final IconData icon; final String title; final VoidCallback? onTap; final Widget? trailing; final Color? textColor;
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const _SetItem({required this.icon, required this.title, this.onTap, this.trailing, this.textColor});
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@override
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Widget build(BuildContext context) => ListTile(leading: Icon(icon, color: const Color(0xFF666666)), title: Text(title, style: TextStyle(fontSize: 16, color: textColor)), trailing: trailing ?? const Icon(Icons.chevron_right, size: 20), onTap: onTap);
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}
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final IconData icon;
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final String title;
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final String? subtitle;
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final String? trailingText;
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final VoidCallback? onTap;
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class _FontSlider extends StatefulWidget {
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@override State<_FontSlider> createState() => _FontSliderState();
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}
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class _FontSliderState extends State<_FontSlider> {
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double _value = 1.0;
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@override Widget build(BuildContext context) => SizedBox(width: 120, child: Slider(value: _value, min: 0.8, max: 1.6, divisions: 8, label: '${_value.toStringAsFixed(1)}x', onChanged: (v) => setState(() => _value = v)));
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}
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const _SetItem({required this.icon, required this.title, this.subtitle, this.trailingText, this.onTap});
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/// 通知偏好页
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class NotificationPrefsPage extends ConsumerWidget {
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const NotificationPrefsPage({super.key});
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@override
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Widget build(BuildContext context, WidgetRef ref) => Scaffold(
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appBar: AppBar(title: const Text('通知偏好')),
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body: ListView(children: [
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_SwitchTile(icon: Icons.medication, title: '用药提醒'),
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_SwitchTile(icon: Icons.calendar_month, title: '复查提醒'),
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_SwitchTile(icon: Icons.chat, title: '医生回复'),
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_SwitchTile(icon: Icons.warning_amber, title: '异常警告'),
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]),
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);
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}
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class _SwitchTile extends StatefulWidget {
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final IconData icon; final String title;
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const _SwitchTile({required this.icon, required this.title});
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@override State<_SwitchTile> createState() => _SwitchTileState();
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}
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class _SwitchTileState extends State<_SwitchTile> {
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bool _on = true;
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@override Widget build(BuildContext context) => SwitchListTile(secondary: Icon(widget.icon), title: Text(widget.title), value: _on, onChanged: (v) => setState(() => _on = v));
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@override Widget build(BuildContext context) {
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return GestureDetector(
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onTap: onTap,
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behavior: HitTestBehavior.opaque,
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child: Container(
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margin: const EdgeInsets.symmetric(horizontal: 24, vertical: 2),
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padding: const EdgeInsets.symmetric(horizontal: 4, vertical: 14),
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decoration: BoxDecoration(color: Colors.white),
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child: Row(children: [
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Container(width: 36, height: 36, decoration: BoxDecoration(color: const Color(0xFFF5F3FF), borderRadius: BorderRadius.circular(10)), child: Icon(icon, size: 18, color: const Color(0xFF635BFF))),
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const SizedBox(width: 12),
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Expanded(child: Column(crossAxisAlignment: CrossAxisAlignment.start, children: [Text(title, style: const TextStyle(fontSize: 16, color: Color(0xFF1A1A1A))), if (subtitle != null && subtitle!.isNotEmpty) Text(subtitle!, style: TextStyle(fontSize: 13, color: Colors.grey[500]))])),
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if (trailingText != null && trailingText!.isNotEmpty) Text(trailingText!, style: TextStyle(fontSize: 14, color: Colors.grey[400])),
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if (trailingText == null || trailingText!.isEmpty) const SizedBox(),
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Icon(Icons.chevron_right, size: 20, color: Colors.grey[300]),
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]),
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),
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);
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}
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}
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