branch backend + ajout du serveur backend, next, et sqlite
This commit is contained in:
streaper2
339
lib/features/settings/settings_screen.dart
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339
lib/features/settings/settings_screen.dart
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@@ -0,0 +1,339 @@
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import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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import 'dart:convert';
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import 'package:crypto/crypto.dart';
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import 'package:http/http.dart' as http;
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import '../../core/constants/app_constants.dart';
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import '../../core/theme/app_theme.dart';
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import '../../services/wallet_identity_service.dart';
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class SettingsScreen extends StatefulWidget {
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const SettingsScreen({super.key});
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@override
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State<SettingsScreen> createState() => _SettingsScreenState();
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}
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class _SettingsScreenState extends State<SettingsScreen> {
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final WalletIdentityService _walletService = WalletIdentityService();
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String? _identityPhrase;
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int? _photoCount;
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bool _isLoadingStats = false;
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bool _isUploadEnabled = false;
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@override
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void initState() {
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super.initState();
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_loadIdentity();
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}
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Future<void> _loadIdentity() async {
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final phrase = await _walletService.getIdentityPhrase();
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final isEnabled = await _walletService.isUploadEnabled();
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if (mounted) {
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setState(() {
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_identityPhrase = phrase;
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_isUploadEnabled = isEnabled;
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});
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_fetchStats(phrase);
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}
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}
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Future<void> _fetchStats(String phrase) async {
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setState(() => _isLoadingStats = true);
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try {
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final phraseBytes = utf8.encode(phrase);
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final walletHash = sha256.convert(phraseBytes).toString();
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// Utilise 10.0.2.2 pour l'émulateur Android, sinon localhost
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final baseUrl = Theme.of(context).platform == TargetPlatform.android
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? 'http://10.0.2.2:3000'
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: 'http://localhost:3000';
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final response = await http.get(Uri.parse('$baseUrl/api/stats/$walletHash'));
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if (response.statusCode == 200) {
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final data = jsonDecode(response.body);
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if (mounted) {
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setState(() {
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_photoCount = data['stats']['photo_count'] ?? 0;
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_isLoadingStats = false;
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});
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}
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} else {
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if (mounted) setState(() => _isLoadingStats = false);
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}
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} catch (e) {
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print('Erreur lors du chargement des statistiques: $e');
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if (mounted) setState(() => _isLoadingStats = false);
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}
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}
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void _copyToClipboard() {
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if (_identityPhrase != null) {
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Clipboard.setData(ClipboardData(text: _identityPhrase!));
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(
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content: Text('Identité copiée dans le presse-papiers'),
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backgroundColor: AppTheme.successColor,
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),
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);
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}
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}
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void _showIdentityDialog() {
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if (_identityPhrase == null) return;
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showDialog(
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context: context,
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builder: (context) => AlertDialog(
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title: const Text('Votre Identité Unique', textAlign: TextAlign.center),
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content: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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const Icon(Icons.security, size: 48, color: AppTheme.primaryColor),
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const SizedBox(height: 16),
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const Text(
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'Cette phrase de 15 mots vous identifie de manière unique. Ne la partagez qu\'en cas de besoin.',
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textAlign: TextAlign.center,
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style: TextStyle(fontSize: 14, color: Colors.grey),
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),
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const SizedBox(height: 24),
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Container(
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padding: const EdgeInsets.all(16),
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decoration: BoxDecoration(
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color: Colors.grey.withAlpha(20),
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borderRadius: BorderRadius.circular(8),
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border: Border.all(color: AppTheme.primaryColor.withAlpha(100)),
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),
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child: Text(
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_identityPhrase!,
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style: const TextStyle(
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fontSize: 16,
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fontWeight: FontWeight.w600,
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letterSpacing: 0.5,
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height: 1.5,
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),
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textAlign: TextAlign.center,
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),
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),
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],
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),
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actions: [
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TextButton(
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onPressed: () => Navigator.pop(context),
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child: const Text('Fermer'),
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),
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ElevatedButton.icon(
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icon: const Icon(Icons.copy, size: 18),
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label: const Text('Copier'),
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onPressed: () {
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_copyToClipboard();
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Navigator.pop(context);
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},
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),
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],
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),
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);
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}
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void _showOptInDisclaimer(bool value) {
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if (!value) {
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// Si on désactive, pas besoin de disclaimer, on le fait direct.
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_walletService.setUploadEnabled(false);
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setState(() {
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_isUploadEnabled = false;
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});
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return;
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}
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showDialog(
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context: context,
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barrierDismissible: false,
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builder: (context) => AlertDialog(
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title: const Text('Participer à l\'entraînement IA', textAlign: TextAlign.center),
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content: const Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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Icon(Icons.psychology, size: 48, color: AppTheme.primaryColor),
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SizedBox(height: 16),
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Text(
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'En activant cette option, vous acceptez d\'envoyer vos photos de cibles à notre serveur sécurisé.',
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style: TextStyle(fontWeight: FontWeight.bold),
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textAlign: TextAlign.center,
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),
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SizedBox(height: 12),
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Text(
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'🔒 Anonymat Garanti : L\'envoi est totalement anonymisé. Votre identité est remplacée par un hash cryptographique incassable.',
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style: TextStyle(fontSize: 13),
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),
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SizedBox(height: 12),
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Text(
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'🎁 Avantages Futurs : Votre contribution (Hash de Wallet) sera comptabilisée. Lors de la sortie publique de notre IA, les participants actifs recevront des fonctionnalités premium ou des badges exclusifs en récompense !',
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style: TextStyle(fontSize: 13),
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),
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],
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),
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actions: [
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TextButton(
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onPressed: () => Navigator.pop(context),
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child: const Text('Refuser', style: TextStyle(color: Colors.grey)),
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),
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ElevatedButton(
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style: ElevatedButton.styleFrom(backgroundColor: AppTheme.primaryColor),
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onPressed: () {
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_walletService.setUploadEnabled(true);
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setState(() {
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_isUploadEnabled = true;
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});
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Navigator.pop(context);
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(
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content: Text('Merci pour votre contribution !'),
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backgroundColor: AppTheme.successColor,
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),
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);
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},
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child: const Text('J\'accepte', style: TextStyle(color: Colors.white)),
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),
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],
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),
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);
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(
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title: const Text('Paramètres'),
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),
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body: ListView(
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padding: const EdgeInsets.all(AppConstants.defaultPadding),
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children: [
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_buildSectionHeader('Identité'),
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_buildSettingsTile(
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context: context,
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icon: Icons.fingerprint,
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title: 'Identité Wallet',
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subtitle: _identityPhrase != null ? 'Phrase de 15 mots générée' : 'Génération en cours...',
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onTap: _showIdentityDialog,
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),
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_buildSettingsTile(
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context: context,
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icon: Icons.color_lens_outlined,
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title: 'Apparence',
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subtitle: 'Thème clair/sombre (à venir)',
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onTap: () {
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(content: Text('Fonctionnalité en développement')),
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);
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},
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),
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const SizedBox(height: 24),
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_buildSectionHeader('Configuration Serveur IA'),
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Card(
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elevation: 0,
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color: Colors.transparent,
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margin: const EdgeInsets.only(bottom: 8.0),
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child: SwitchListTile(
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contentPadding: const EdgeInsets.symmetric(horizontal: 16.0, vertical: 4.0),
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title: const Text('Participer à l\'entraînement IA', style: TextStyle(fontWeight: FontWeight.w500)),
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subtitle: const Text('Aidez-nous à améliorer la détection tout en gagnant des avantages', style: TextStyle(fontSize: 12)),
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secondary: const Icon(Icons.psychology, color: AppTheme.textPrimary),
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value: _isUploadEnabled,
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activeColor: AppTheme.primaryColor,
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(12.0),
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side: BorderSide(color: Colors.grey.withAlpha(50), width: 1),
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),
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onChanged: _showOptInDisclaimer,
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),
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),
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if (_isUploadEnabled)
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_buildSettingsTile(
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context: context,
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icon: Icons.cloud_outlined,
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title: 'Adresse du Serveur IA',
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subtitle: 'http://localhost:3000/api/upload',
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onTap: () {
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(content: Text('Changement d\'adresse à venir')),
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);
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},
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),
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if (_isUploadEnabled)
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_buildSettingsTile(
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context: context,
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icon: Icons.data_usage,
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title: 'Photos Exportées',
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subtitle: _isLoadingStats
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? 'Chargement...'
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: (_photoCount != null ? '$_photoCount photos envoyées à l\'IA' : 'Non disponible'),
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onTap: () {
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if (_identityPhrase != null) {
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_fetchStats(_identityPhrase!);
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}
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},
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),
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const SizedBox(height: 24),
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_buildSectionHeader('À propos'),
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_buildSettingsTile(
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context: context,
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icon: Icons.info_outline,
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title: 'Version de l\'application',
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subtitle: '1.0.0',
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onTap: () {},
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),
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_buildSettingsTile(
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context: context,
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icon: Icons.privacy_tip_outlined,
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title: 'Politique de confidentialité',
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onTap: () {},
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),
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],
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),
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);
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}
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Widget _buildSectionHeader(String title) {
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return Padding(
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padding: const EdgeInsets.symmetric(vertical: 8.0, horizontal: 4.0),
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child: Text(
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title,
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style: const TextStyle(
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fontSize: 14,
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fontWeight: FontWeight.bold,
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color: AppTheme.primaryColor,
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),
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),
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);
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}
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Widget _buildSettingsTile({
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required BuildContext context,
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required IconData icon,
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required String title,
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String? subtitle,
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required VoidCallback onTap,
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}) {
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return Card(
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elevation: 0,
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color: Colors.transparent,
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margin: const EdgeInsets.only(bottom: 8.0),
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child: ListTile(
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contentPadding: const EdgeInsets.symmetric(horizontal: 16.0, vertical: 4.0),
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leading: Icon(icon, color: AppTheme.textPrimary),
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title: Text(title, style: const TextStyle(fontWeight: FontWeight.w500)),
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subtitle: subtitle != null ? Text(subtitle, style: const TextStyle(fontSize: 12)) : null,
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trailing: const Icon(Icons.chevron_right, color: Colors.grey),
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(12.0),
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side: BorderSide(color: Colors.grey.withAlpha(50), width: 1),
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),
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onTap: onTap,
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),
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);
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}
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}
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