import 'package:flutter/material.dart';
import 'package:go_router/go_router.dart';
import 'values/strings.dart';

class MainScaffold extends StatelessWidget {
  final Widget child;

  const MainScaffold({super.key, required this.child});

  int _locationToIndex(String location) {
    switch (location) {
      case '/': return 0;
      case '/add': return 1;
      case '/flashcards': return 2;
      case '/leaderboard': return 3;
      //case '/settings': return 4;
      default: return 0;
    }
  }

  @override
  Widget build(BuildContext context) {
    final location = GoRouterState.of(context).uri.toString();
    final currentIndex = _locationToIndex(location);

    return Scaffold(
      body: child,

      bottomNavigationBar: BottomNavigationBar(
        type: BottomNavigationBarType.fixed,
        currentIndex: currentIndex,

        onTap: (index) {
          switch (index) {
            case 0: context.go('/'); break;
            case 1: context.go('/add'); break;
            case 2: context.go('/flashcards'); break;
            case 3: context.go('/leaderboard'); break;
            //case 4: context.go('/settings'); break;
          }
        },

        items: [
          BottomNavigationBarItem(icon: Icon(Icons.list), label: Strings.list),
          BottomNavigationBarItem(icon: Icon(Icons.add), label: Strings.add),
          BottomNavigationBarItem(icon: Icon(Icons.repeat), label: Strings.flashcards),
          BottomNavigationBarItem(icon: Icon(Icons.leaderboard), label: Strings.leaderboard),
          //BottomNavigationBarItem(icon: Icon(Icons.settings), label: Strings.settings),
        ],
      ),
    );
  }
}