import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import '../services/auth_service.dart';
import '../widgets/leetcode_card.dart';
import '../widgets/gitea_card.dart';
import '../widgets/kodbox_card.dart';
import 'settings_screen.dart';

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

  @override
  State<HomeScreen> createState() => _HomeScreenState();
}

class _HomeScreenState extends State<HomeScreen> {
  int _selectedIndex = 0;
  final List<String> _platforms = ['LeetCode', 'Gitea', 'KodBox'];

  @override
  void initState() {
    super.initState();
    Provider.of<AuthService>(context, listen: false).loadCredentials();
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: const Text('个人面板'),
        actions: [
          IconButton(
            icon: const Icon(Icons.settings),
            onPressed: () {
              Navigator.push(
                context,
                MaterialPageRoute(builder: (context) => const SettingsScreen()),
              );
            },
          ),
        ],
      ),
      drawer: Drawer(
        child: ListView(
          padding: EdgeInsets.zero,
          children: [
            const DrawerHeader(
              decoration: BoxDecoration(color: Colors.blue),
              child: Text(
                '数据平台',
                style: TextStyle(color: Colors.white, fontSize: 24),
              ),
            ),
            ...List.generate(_platforms.length, (index) {
              return ListTile(
                selected: _selectedIndex == index,
                leading: Icon(_getPlatformIcon(_platforms[index])),
                title: Text(_platforms[index]),
                onTap: () {
                  setState(() {
                    _selectedIndex = index;
                  });
                  Navigator.pop(context);
                },
              );
            }),
          ],
        ),
      ),
      body: _buildPlatformContent(),
    );
  }

  IconData _getPlatformIcon(String platform) {
    switch (platform) {
      case 'LeetCode':
        return Icons.code;
      case 'Gitea':
        return Icons.storage;
      case 'KodBox':
        return Icons.folder;
      default:
        return Icons.help_outline;
    }
  }

  Widget _buildPlatformContent() {
    switch (_platforms[_selectedIndex]) {
      case 'LeetCode':
        return const LeetCodeCard();
      case 'Gitea':
        return const GiteaCard();
      case 'KodBox':
        return const KodBoxCard();
      default:
        return const Center(child: Text('未知平台'));
    }
  }
}