import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:go_router/go_router.dart';
import 'package:google_fonts/google_fonts.dart';
import '../../core/services/biometric_service.dart';

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

  @override
  State<SplashScreen> createState() => _SplashScreenState();
}

class _SplashScreenState extends State<SplashScreen> with SingleTickerProviderStateMixin {
  late AnimationController _controller;
  late Animation<double> _animation;

  @override
  void initState() {
    super.initState();
    _controller = AnimationController(
      vsync: this,
      duration: const Duration(milliseconds: 1800),
    );

    _animation = CurvedAnimation(
      parent: _controller,
      curve: Curves.easeInOut,
    );

    _controller.forward();

    _controller.addStatusListener((status) async {
      if (status == AnimationStatus.completed) {
        if (mounted) {
          final isEnabled = await BiometricService.isEnabled();
          if (isEnabled) {
            final authenticated = await BiometricService.authenticate();
            if (!authenticated) {
              SystemNavigator.pop();
              return;
            }
          }
          context.go('/dashboard');
        }
      }
    });
  }

  @override
  void dispose() {
    _controller.dispose();
    super.dispose();
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      backgroundColor: const Color(0xFF0F0F14),
      body: Center(
        child: Column(
          mainAxisAlignment: MainAxisAlignment.center,
          children: [
            Text(
              'Casha',
              style: GoogleFonts.poppins(
                fontSize: 42,
                fontWeight: FontWeight.bold,
                color: const Color(0xFF7C6DED),
              ),
            ),
            const SizedBox(height: 24),
            SizedBox(
              width: 120,
              child: AnimatedBuilder(
                animation: _animation,
                builder: (context, child) {
                  return LinearProgressIndicator(
                    value: _animation.value,
                    backgroundColor: Colors.white.withOpacity(0.1),
                    valueColor: const AlwaysStoppedAnimation<Color>(Color(0xFF7C6DED)),
                    minHeight: 2,
                  );
                },
              ),
            ),
          ],
        ),
      ),
    );
  }
}