import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:shadcn_ui/shadcn_ui.dart';
import '../../core/app_theme.dart';
import '../../core/navigation_provider.dart';
import '../../providers/auth_provider.dart';
import '../../widgets/app_menu_item.dart';

class SettingsPage extends ConsumerWidget {
  const SettingsPage({super.key});

  @override Widget build(BuildContext context, WidgetRef ref) {
    final theme = ShadTheme.of(context);

    return Scaffold(
      backgroundColor: theme.colorScheme.background,
      appBar: AppBar(
        backgroundColor: theme.colorScheme.card,
        elevation: 0,
        leading: IconButton(icon: Icon(LucideIcons.chevronLeft, color: theme.colorScheme.foreground), onPressed: () => popRoute(ref)),
        title: Text('设置', style: TextStyle(fontSize: 21, fontWeight: FontWeight.w600, color: theme.colorScheme.foreground)),
        centerTitle: true,
      ),
      body: SafeArea(child: SingleChildScrollView(
        padding: const EdgeInsets.only(bottom: 30),
        child: Column(children: [
          const SizedBox(height: AppTheme.sMd),
          AppMenuItem(icon: LucideIcons.bell, title: '消息通知', onTap: () => pushRoute(ref, 'notificationPrefs')),
          AppMenuItem(icon: LucideIcons.pill, title: '用药提醒', subtitle: 'mmHg / mmol/L', onTap: () => pushRoute(ref, 'medications')),
          AppMenuItem(icon: LucideIcons.database, title: '数据导出', onTap: () {}),
          AppMenuItem(icon: LucideIcons.type, title: '字体大小', trailing: 'v1.0.0', onTap: () {}),
          AppMenuItem(icon: LucideIcons.sprayCan, title: '清除缓存', subtitle: '73.2 MB', onTap: () {}),
          AppMenuItem(icon: LucideIcons.info, title: '关于健康管家', onTap: () => pushRoute(ref, 'staticText', params: {'type': 'about'})),
          AppMenuItem(icon: LucideIcons.shield, title: '隐私协议', onTap: () => pushRoute(ref, 'staticText', params: {'type': 'privacy'})),
          const SizedBox(height: 30),
          GestureDetector(
            onTap: () => _logout(context, ref),
            child: Container(
              margin: const EdgeInsets.symmetric(horizontal: AppTheme.rXl),
              height: 50,
              alignment: Alignment.center,
              decoration: BoxDecoration(
                border: Border.all(color: theme.colorScheme.destructive.withAlpha(80)),
                borderRadius: BorderRadius.circular(AppTheme.rPill),
              ),
              child: Text('退出登录', style: TextStyle(fontSize: 19, color: theme.colorScheme.destructive, fontWeight: FontWeight.w500)),
            ),
          ),
        ]),
      )),
    );
  }

  Future<void> _logout(BuildContext context, WidgetRef ref) async {
    final theme = ShadTheme.of(context);
    final ok = await showDialog<bool>(
      context: context,
      builder: (ctx) => AlertDialog(
        shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(AppTheme.rXl)),
        title: Text('退出登录', style: TextStyle(color: theme.colorScheme.foreground)),
        content: Text('确定退出？', style: TextStyle(color: theme.colorScheme.mutedForeground)),
        actions: [
          TextButton(onPressed: () => Navigator.pop(ctx, false), child: Text('取消', style: TextStyle(color: theme.colorScheme.mutedForeground))),
          TextButton(onPressed: () => Navigator.pop(ctx, true), child: Text('确定', style: TextStyle(color: theme.colorScheme.destructive))),
        ],
      ),
    );
    if (ok == true) { await ref.read(authProvider.notifier).logout(); goRoute(ref, 'login'); }
  }
}