import 'package:flutter/material.dart';
import 'package:wolf_dart/features/difficulty/difficulty.dart';
import 'package:wolf_dart/features/renderer/renderer.dart';

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

  @override
  State<DifficultyScreen> createState() => _DifficultyScreenState();
}

class _DifficultyScreenState extends State<DifficultyScreen> {
  bool isShareware = true; // Default to Shareware (WL1)

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      backgroundColor: Colors.black,
      floatingActionButton: FloatingActionButton(
        backgroundColor: Colors.red[900],
        onPressed: () {
          Navigator.of(context).push(
            MaterialPageRoute(
              builder: (_) => WolfRenderer(
                difficulty: Difficulty.bringEmOn,
                isShareware: isShareware,
                showSpriteGallery: true,
              ),
            ),
          );
        },
        child: const Icon(Icons.bug_report, color: Colors.white),
      ),
      body: Center(
        child: Column(
          mainAxisAlignment: MainAxisAlignment.center,
          children: [
            const Text(
              'HOW TOUGH ARE YOU?',
              style: TextStyle(
                color: Colors.red,
                fontSize: 32,
                fontWeight: FontWeight.bold,
                fontFamily: 'Courier',
              ),
            ),
            const SizedBox(height: 20),

            // --- Version Toggle ---
            Theme(
              data: ThemeData(unselectedWidgetColor: Colors.grey),
              child: CheckboxListTile(
                title: const Text(
                  "Play Shareware Version (WL1)",
                  style: TextStyle(color: Colors.white),
                ),
                value: isShareware,
                onChanged: (bool? value) {
                  setState(() {
                    isShareware = value ?? true;
                  });
                },
                controlAffinity: ListTileControlAffinity.leading,
                contentPadding: const EdgeInsets.symmetric(horizontal: 100),
              ),
            ),
            const SizedBox(height: 20),

            // --- Difficulty Buttons ---
            ListView.builder(
              shrinkWrap: true,
              itemCount: Difficulty.values.length,
              itemBuilder: (context, index) {
                final Difficulty difficulty = Difficulty.values[index];
                return Padding(
                  padding: const EdgeInsets.symmetric(vertical: 8.0),
                  child: ElevatedButton(
                    style: ElevatedButton.styleFrom(
                      backgroundColor: Colors.blueGrey[900],
                      foregroundColor: Colors.white,
                      minimumSize: const Size(300, 50),
                      shape: RoundedRectangleBorder(
                        borderRadius: BorderRadius.circular(4),
                      ),
                    ),
                    onPressed: () {
                      Navigator.of(context).pushReplacement(
                        MaterialPageRoute(
                          builder: (_) => WolfRenderer(
                            difficulty: difficulty,
                            isShareware: isShareware,
                          ),
                        ),
                      );
                    },
                    child: Text(
                      difficulty.title,
                      style: const TextStyle(fontSize: 18),
                    ),
                  ),
                );
              },
            ),
          ],
        ),
      ),
    );
  }
}