empire_auth_biometric 0.0.1

Un plugin Flutter pour l'authentification biométrique (empreinte digitale ou reconnaissance faciale) sur Android, utilisant les API AndroidX Biometric. Permet une intégration rapide et fluide de la b [...]

example/lib/main.dart

import 'package:flutter/material.dart';
import 'package:empire_auth_biometric/empire_auth_biometric.dart';

void main() {
  runApp(const MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({super.key});

  @override
  Widget build(BuildContext context) {
    return const MaterialApp(
      home: BiometricDemoPage(),
    );
  }
}

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

  @override
  State<BiometricDemoPage> createState() => _BiometricDemoPageState();
}

class _BiometricDemoPageState extends State<BiometricDemoPage> {
  final _biometric = EmpireAuthBiometric();

  String _status = 'Vérification en cours...';
  String _authResult = 'Pas encore testé.';

  @override
  void initState() {
    super.initState();
    _checkBiometricStatus();
  }

  Future<void> _checkBiometricStatus() async {
    try {
      final status = await _biometric.checkBiometricStatus();
      setState(() {
        _status = '${status.status.name.toUpperCase()} : ${status.message}';
      });
    } catch (e) {
      setState(() {
        _status = 'Erreur lors de la vérification : $e';
      });
    }
  }

  Future<void> _authenticate() async {
    try {
      final result = await _biometric.authenticate(
        title: 'Connexion sécurisée',
        subtitle: 'Confirmez votre identité avec la biométrie',
        negativeButtonText: 'Annuler',
      );

      setState(() {
        if (result.success) {
          _authResult = '✅ Succès : ${result.message}';
        } else {
          _authResult =
          '❌ Échec : ${result.message} (${result.errorType?.name ?? "inconnu"})';
        }
      });
    } catch (e) {
      setState(() {
        _authResult = 'Erreur pendant l\'authentification : $e';
      });
    }
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: const Text('Empire Auth Biometric Demo'),
      ),
      body: SingleChildScrollView(
        padding: const EdgeInsets.all(20),
        child: Column(
          crossAxisAlignment: CrossAxisAlignment.stretch,
          children: [
            Card(
              color: Colors.grey.shade100,
              child: Padding(
                padding: const EdgeInsets.all(16),
                child: Column(
                  crossAxisAlignment: CrossAxisAlignment.start,
                  children: [
                    const Text('📲 Statut biométrique:',
                        style: TextStyle(fontWeight: FontWeight.bold)),
                    const SizedBox(height: 8),
                    Text(_status),
                  ],
                ),
              ),
            ),
            const SizedBox(height: 20),
            ElevatedButton.icon(
              onPressed: _checkBiometricStatus,
              icon: const Icon(Icons.search),
              label: const Text('Vérifier le statut'),
            ),
            const SizedBox(height: 12),
            ElevatedButton.icon(
              onPressed: _authenticate,
              icon: const Icon(Icons.fingerprint),
              label: const Text('S\'authentifier'),
            ),
            const SizedBox(height: 20),
            Card(
              color: Colors.grey.shade100,
              child: Padding(
                padding: const EdgeInsets.all(16),
                child: Column(
                  crossAxisAlignment: CrossAxisAlignment.start,
                  children: [
                    const Text('🔐 Résultat d\'authentification:',
                        style: TextStyle(fontWeight: FontWeight.bold)),
                    const SizedBox(height: 8),
                    Text(_authResult),
                  ],
                ),
              ),
            ),
          ],
        ),
      ),
    );
  }
}