import 'package:flutter/material.dart';
import 'package:notas/widgets/app_title_bar.dart';

class BiometricChoiceScreen extends StatelessWidget {
  const BiometricChoiceScreen({
    super.key,
    required this.isBusy,
    required this.onEnableBiometrics,
    required this.onSkipBiometrics,
  });

  final bool isBusy;
  final Future<void> Function() onEnableBiometrics;
  final Future<void> Function() onSkipBiometrics;

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: Container(
        decoration: const BoxDecoration(
          gradient: LinearGradient(
            colors: [
              Color(0xFF191A1D),
              Color(0xFF222326),
              Color(0xFF101114),
            ],
            begin: Alignment.topLeft,
            end: Alignment.bottomRight,
          ),
        ),
        child: SafeArea(
          child: Column(
            children: [
              const AppTitleBar(),
              Expanded(
                child: Center(
                  child: SingleChildScrollView(
                    padding: const EdgeInsets.all(24),
                    child: ConstrainedBox(
                      constraints: const BoxConstraints(maxWidth: 460),
                      child: Container(
                        padding: const EdgeInsets.all(24),
                        decoration: BoxDecoration(
                          color: const Color(0xFF1D1E20),
                          borderRadius: BorderRadius.circular(24),
                          border: Border.all(color: Colors.white.withValues(alpha: 0.08)),
                          boxShadow: [
                            BoxShadow(
                              color: Colors.black.withValues(alpha: 0.35),
                              blurRadius: 30,
                              offset: const Offset(0, 18),
                            ),
                          ],
                        ),
                        child: Column(
                          mainAxisSize: MainAxisSize.min,
                          crossAxisAlignment: CrossAxisAlignment.stretch,
                          children: [
                            Icon(
                              Icons.fingerprint,
                              size: 44,
                              color: IconTheme.of(context).color,
                            ),
                            const SizedBox(height: 16),
                            const Text(
                              'Proteger con huella',
                              textAlign: TextAlign.center,
                              style: TextStyle(
                                color: Colors.white,
                                fontSize: 28,
                                fontWeight: FontWeight.w700,
                              ),
                            ),
                            const SizedBox(height: 10),
                            Text(
                              '¿Quieres que la app te pida huella o cara antes de entrar a tus notas?',
                              textAlign: TextAlign.center,
                              style: TextStyle(
                                color: Colors.white.withValues(alpha: 0.72),
                                height: 1.4,
                              ),
                            ),
                            const SizedBox(height: 22),
                            FilledButton(
                              onPressed: isBusy ? null : onEnableBiometrics,
                              style: FilledButton.styleFrom(
                                padding: const EdgeInsets.symmetric(vertical: 14),
                              ),
                              child: isBusy
                                  ? const SizedBox(
                                      width: 18,
                                      height: 18,
                                      child: CircularProgressIndicator(strokeWidth: 2),
                                    )
                                  : const Text('Sí, activar huella'),
                            ),
                            const SizedBox(height: 10),
                            OutlinedButton(
                              onPressed: isBusy ? null : onSkipBiometrics,
                              style: OutlinedButton.styleFrom(
                                padding: const EdgeInsets.symmetric(vertical: 14),
                                side: const BorderSide(color: Colors.white24),
                                foregroundColor: Colors.white,
                              ),
                              child: const Text('No, entrar sin huella'),
                            ),
                          ],
                        ),
                      ),
                    ),
                  ),
                ),
              ),
            ],
          ),
        ),
      ),
    );
  }
}