import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import '../services/audio_service.dart';
import '../widgets/mini_player_bar.dart';
import 'playlist_page.dart';
import 'settings_page.dart';

class HomePage extends StatefulWidget {
  const HomePage({super.key});

  @override
  State<HomePage> createState() => _HomePageState();
}

class _HomePageState extends State<HomePage> {
  int _currentIndex = 0;
  final List<Widget> _pages = const [
    PlaylistPage(),
    SettingsPage(),
  ];

  @override
  Widget build(BuildContext context) {
    // 监听播放状态，只要有歌就显示迷你条
    final audioService = context.watch<AudioService>();
    final showMiniBar = audioService.currentSong != null;

    return Scaffold(
      body: Column(
        children: [
          Expanded(
            child: IndexedStack(
              index: _currentIndex,
              children: _pages,
            ),
          ),
          if (showMiniBar) const MiniPlayerBar(), // 底部迷你播放器
        ],
      ),
      bottomNavigationBar: BottomNavigationBar(
        currentIndex: _currentIndex,
        backgroundColor: const Color(0xFF1A1F1E),
        selectedItemColor: const Color(0xFFB8D4D0),
        unselectedItemColor: Colors.grey[600],
        onTap: (index) => setState(() => _currentIndex = index),
        items: const [
          BottomNavigationBarItem(icon: Icon(Icons.music_note), label: '歌单'),
          BottomNavigationBarItem(
              icon: Icon(Icons.settings_outlined), label: '设置'),
        ],
      ),
    );
  }
}