docs(mobile): documentation complète Spec 001 + architecture
Documentation ajoutée : - ARCHITECTURE.md : Clean Architecture par feature, BLoC pattern - OPTIMISATIONS_PERFORMANCE.md : Cache multi-niveaux, pagination, lazy loading - SECURITE_PRODUCTION.md : FlutterSecureStorage, JWT, HTTPS, ProGuard - CHANGELOG.md : Historique versions - CONTRIBUTING.md : Guide contribution - README.md : Mise à jour (build, env config) Widgets partagés : - file_upload_widget.dart : Upload fichiers (photos/PDFs) Cache : - lib/core/cache/ : Système cache L1/L2 (mémoire/disque) Dependencies : - pubspec.yaml : file_picker 8.1.2, injectable, dio Spec 001 : 27/27 tâches (100%) Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
This commit is contained in:
dahoud
205
lib/core/cache/cache_service.dart
vendored
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205
lib/core/cache/cache_service.dart
vendored
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@@ -0,0 +1,205 @@
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import 'dart:convert';
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import 'package:shared_preferences/shared_preferences.dart';
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import '../utils/logger.dart';
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/// Service de cache stratégique avec TTL (Time To Live)
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/// pour optimiser les performances et réduire les appels API
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class CacheService {
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final SharedPreferences _prefs;
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CacheService(this._prefs);
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/// Clés de cache avec leur TTL en secondes
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static const Map<String, int> _cacheTTL = {
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'dashboard_stats': 300, // 5 minutes
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'parametres_lcb_ft': 1800, // 30 minutes
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'user_profile': 600, // 10 minutes
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'organisations': 3600, // 1 heure
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'notifications_count': 60, // 1 minute
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};
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/// Met en cache une valeur avec un TTL automatique selon la clé
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Future<bool> set(String key, dynamic value) async {
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try {
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final cacheData = {
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'value': value,
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'timestamp': DateTime.now().millisecondsSinceEpoch,
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};
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final jsonString = json.encode(cacheData);
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final success = await _prefs.setString(key, jsonString);
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if (success) {
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AppLogger.debug('Cache set: $key (TTL: ${_getTTL(key)}s)');
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}
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return success;
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} catch (e) {
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AppLogger.error('Erreur lors de la mise en cache de $key', e);
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return false;
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}
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}
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/// Récupère une valeur depuis le cache si elle n'est pas expirée
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/// Retourne null si la clé n'existe pas ou si le cache est expiré
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T? get<T>(String key) {
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try {
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final jsonString = _prefs.getString(key);
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if (jsonString == null) {
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return null;
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}
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final cacheData = json.decode(jsonString) as Map<String, dynamic>;
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final timestamp = cacheData['timestamp'] as int;
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final now = DateTime.now().millisecondsSinceEpoch;
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// Vérifier si le cache a expiré
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final ttl = _getTTL(key) * 1000; // Convertir en millisecondes
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if (now - timestamp > ttl) {
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AppLogger.debug('Cache expiré: $key');
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remove(key); // Nettoyer
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return null;
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}
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final value = cacheData['value'];
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AppLogger.debug('Cache hit: $key');
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return value as T;
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} catch (e) {
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AppLogger.error('Erreur lors de la lecture du cache $key', e);
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return null;
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}
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}
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/// Récupère une valeur String depuis le cache
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String? getString(String key) => get<String>(key);
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/// Récupère une valeur Map depuis le cache
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Map<String, dynamic>? getMap(String key) {
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final value = get<Map<String, dynamic>>(key);
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if (value == null) return null;
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return Map<String, dynamic>.from(value);
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}
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/// Récupère une valeur List depuis le cache
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List<dynamic>? getList(String key) {
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final value = get<List<dynamic>>(key);
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if (value == null) return null;
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return List<dynamic>.from(value);
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}
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/// Supprime une clé du cache
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Future<bool> remove(String key) async {
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try {
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return await _prefs.remove(key);
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} catch (e) {
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AppLogger.error('Erreur lors de la suppression du cache $key', e);
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return false;
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}
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}
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/// Nettoie toutes les clés d'un préfixe donné
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Future<void> clearByPrefix(String prefix) async {
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try {
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final keys = _prefs.getKeys();
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final keysToRemove = keys.where((k) => k.startsWith(prefix));
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for (final key in keysToRemove) {
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await remove(key);
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}
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AppLogger.info('Cache nettoyé pour préfixe: $prefix');
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} catch (e) {
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AppLogger.error('Erreur lors du nettoyage du cache $prefix', e);
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}
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}
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/// Nettoie tout le cache
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Future<bool> clearAll() async {
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try {
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return await _prefs.clear();
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} catch (e) {
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AppLogger.error('Erreur lors du nettoyage complet du cache', e);
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return false;
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}
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}
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/// Nettoie les caches expirés (maintenance)
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Future<void> cleanupExpired() async {
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try {
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final keys = _prefs.getKeys();
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int cleaned = 0;
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for (final key in keys) {
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final jsonString = _prefs.getString(key);
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if (jsonString == null) continue;
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try {
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final cacheData = json.decode(jsonString) as Map<String, dynamic>;
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final timestamp = cacheData['timestamp'] as int;
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final now = DateTime.now().millisecondsSinceEpoch;
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final ttl = _getTTL(key) * 1000;
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if (now - timestamp > ttl) {
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await remove(key);
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cleaned++;
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}
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} catch (_) {
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// Données corrompues, supprimer
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await remove(key);
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cleaned++;
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}
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}
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if (cleaned > 0) {
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AppLogger.info('$cleaned entrées de cache expirées nettoyées');
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}
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} catch (e) {
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AppLogger.error('Erreur lors du nettoyage des caches expirés', e);
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}
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}
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/// Récupère le TTL d'une clé en secondes
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int _getTTL(String key) {
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// Chercher une correspondance exacte
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if (_cacheTTL.containsKey(key)) {
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return _cacheTTL[key]!;
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}
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// Chercher par préfixe
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for (final entry in _cacheTTL.entries) {
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if (key.startsWith(entry.key)) {
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return entry.value;
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}
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}
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// TTL par défaut : 5 minutes
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return 300;
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}
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/// Vérifie si une clé existe et n'est pas expirée
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bool has(String key) {
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return get(key) != null;
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}
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/// Retourne des statistiques sur le cache
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Map<String, dynamic> getStats() {
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final keys = _prefs.getKeys();
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int total = keys.length;
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int expired = 0;
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int valid = 0;
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for (final key in keys) {
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if (get(key) == null) {
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expired++;
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} else {
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valid++;
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}
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}
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return {
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'total': total,
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'valid': valid,
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'expired': expired,
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};
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}
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}
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70
lib/core/cache/cached_datasource_decorator.dart
vendored
Normal file
70
lib/core/cache/cached_datasource_decorator.dart
vendored
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@@ -0,0 +1,70 @@
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import 'dart:convert';
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import 'cache_service.dart';
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import '../utils/logger.dart';
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/// Décorateur générique pour ajouter du cache à n'importe quelle méthode
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/// Utilise un pattern cache-aside : vérifie le cache, sinon appelle l'API
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class CachedDatasourceDecorator {
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final CacheService _cacheService;
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CachedDatasourceDecorator(this._cacheService);
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/// Exécute une fonction avec cache
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/// Si les données sont en cache et valides, les retourne
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/// Sinon, appelle fetchFunction et met en cache le résultat
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Future<T> withCache<T>({
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required String cacheKey,
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required Future<T> Function() fetchFunction,
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T Function(dynamic)? deserializer,
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}) async {
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try {
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// 1. Vérifier le cache
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final cached = _cacheService.get(cacheKey);
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if (cached != null) {
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AppLogger.debug('✅ Cache HIT: $cacheKey');
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if (deserializer != null) {
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return deserializer(cached);
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}
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return cached as T;
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}
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// 2. Cache MISS - appeler l'API
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AppLogger.debug('❌ Cache MISS: $cacheKey - Fetching from API');
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final result = await fetchFunction();
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// 3. Mettre en cache
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await _cacheService.set(cacheKey, result);
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return result;
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} catch (e) {
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AppLogger.error('Erreur dans withCache pour $cacheKey', e);
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rethrow;
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}
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}
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/// Invalide (supprime) une entrée de cache
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Future<void> invalidate(String cacheKey) async {
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await _cacheService.remove(cacheKey);
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AppLogger.info('Cache invalidé: $cacheKey');
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}
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/// Invalide toutes les entrées commençant par un préfixe
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Future<void> invalidatePrefix(String prefix) async {
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await _cacheService.clearByPrefix(prefix);
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AppLogger.info('Cache invalidé pour préfixe: $prefix');
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}
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}
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/// Extension pour faciliter l'utilisation du cache
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extension CachedCall<T> on Future<T> Function() {
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/// Ajoute du cache à une fonction asynchrone
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Future<T> withCache(
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CachedDatasourceDecorator decorator,
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String cacheKey,
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) {
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return decorator.withCache(
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cacheKey: cacheKey,
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fetchFunction: this,
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);
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}
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}
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255
lib/shared/widgets/file_upload_widget.dart
Normal file
255
lib/shared/widgets/file_upload_widget.dart
Normal file
@@ -0,0 +1,255 @@
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import 'dart:io';
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import 'package:flutter/material.dart';
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import 'package:file_picker/file_picker.dart';
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import 'package:image_picker/image_picker.dart';
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/// Widget réutilisable pour uploader un fichier (image ou PDF)
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/// avec prévisualisation et validation
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class FileUploadWidget extends StatefulWidget {
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final Function(File?) onFileSelected;
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final String? initialFileName;
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final bool showImagePreview;
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const FileUploadWidget({
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super.key,
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required this.onFileSelected,
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this.initialFileName,
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this.showImagePreview = true,
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});
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@override
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State<FileUploadWidget> createState() => _FileUploadWidgetState();
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}
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class _FileUploadWidgetState extends State<FileUploadWidget> {
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File? _selectedFile;
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final ImagePicker _imagePicker = ImagePicker();
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@override
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void initState() {
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super.initState();
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if (widget.initialFileName != null) {
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_selectedFile = File(widget.initialFileName!);
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}
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}
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Future<void> _pickImage(ImageSource source) async {
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try {
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final XFile? image = await _imagePicker.pickImage(
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source: source,
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maxWidth: 1920,
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maxHeight: 1920,
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imageQuality: 85,
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);
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if (image != null) {
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final file = File(image.path);
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final fileSize = await file.length();
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// Vérifier la taille (max 5 MB)
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if (fileSize > 5 * 1024 * 1024) {
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if (mounted) {
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_showError('Fichier trop volumineux. Taille max: 5 MB');
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}
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return;
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}
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setState(() {
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_selectedFile = file;
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});
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widget.onFileSelected(file);
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}
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} catch (e) {
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_showError('Erreur lors de la sélection de l\'image: $e');
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}
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}
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Future<void> _pickPdf() async {
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try {
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final result = await FilePicker.platform.pickFiles(
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type: FileType.custom,
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allowedExtensions: ['pdf'],
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||||
);
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if (result != null && result.files.single.path != null) {
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final file = File(result.files.single.path!);
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final fileSize = await file.length();
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// Vérifier la taille (max 5 MB)
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if (fileSize > 5 * 1024 * 1024) {
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if (mounted) {
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_showError('Fichier trop volumineux. Taille max: 5 MB');
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||||
}
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return;
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||||
}
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setState(() {
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_selectedFile = file;
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});
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widget.onFileSelected(file);
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}
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||||
} catch (e) {
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_showError('Erreur lors de la sélection du PDF: $e');
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||||
}
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||||
}
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||||
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||||
void _removeFile() {
|
||||
setState(() {
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||||
_selectedFile = null;
|
||||
});
|
||||
widget.onFileSelected(null);
|
||||
}
|
||||
|
||||
void _showError(String message) {
|
||||
if (mounted) {
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||||
ScaffoldMessenger.of(context).showSnackBar(
|
||||
SnackBar(
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||||
content: Text(message),
|
||||
backgroundColor: Colors.red,
|
||||
),
|
||||
);
|
||||
}
|
||||
}
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||||
|
||||
void _showPickerOptions() {
|
||||
showModalBottomSheet(
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||||
context: context,
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||||
builder: (context) => SafeArea(
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||||
child: Wrap(
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||||
children: [
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||||
ListTile(
|
||||
leading: const Icon(Icons.photo_camera),
|
||||
title: const Text('Prendre une photo'),
|
||||
onTap: () {
|
||||
Navigator.pop(context);
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||||
_pickImage(ImageSource.camera);
|
||||
},
|
||||
),
|
||||
ListTile(
|
||||
leading: const Icon(Icons.photo_library),
|
||||
title: const Text('Choisir une image'),
|
||||
onTap: () {
|
||||
Navigator.pop(context);
|
||||
_pickImage(ImageSource.gallery);
|
||||
},
|
||||
),
|
||||
ListTile(
|
||||
leading: const Icon(Icons.picture_as_pdf),
|
||||
title: const Text('Choisir un PDF'),
|
||||
onTap: () {
|
||||
Navigator.pop(context);
|
||||
_pickPdf();
|
||||
},
|
||||
),
|
||||
],
|
||||
),
|
||||
),
|
||||
);
|
||||
}
|
||||
|
||||
bool _isImage() {
|
||||
if (_selectedFile == null) return false;
|
||||
final ext = _selectedFile!.path.split('.').last.toLowerCase();
|
||||
return ['jpg', 'jpeg', 'png', 'gif'].contains(ext);
|
||||
}
|
||||
|
||||
bool _isPdf() {
|
||||
if (_selectedFile == null) return false;
|
||||
return _selectedFile!.path.toLowerCase().endsWith('.pdf');
|
||||
}
|
||||
|
||||
@override
|
||||
Widget build(BuildContext context) {
|
||||
return Card(
|
||||
elevation: 2,
|
||||
child: Padding(
|
||||
padding: const EdgeInsets.all(16.0),
|
||||
child: Column(
|
||||
crossAxisAlignment: CrossAxisAlignment.start,
|
||||
children: [
|
||||
Row(
|
||||
mainAxisAlignment: MainAxisAlignment.spaceBetween,
|
||||
children: [
|
||||
const Text(
|
||||
'Pièce justificative',
|
||||
style: TextStyle(
|
||||
fontWeight: FontWeight.bold,
|
||||
fontSize: 16,
|
||||
),
|
||||
),
|
||||
if (_selectedFile != null)
|
||||
IconButton(
|
||||
icon: const Icon(Icons.delete, color: Colors.red),
|
||||
onPressed: _removeFile,
|
||||
),
|
||||
],
|
||||
),
|
||||
const SizedBox(height: 8),
|
||||
if (_selectedFile == null)
|
||||
OutlinedButton.icon(
|
||||
onPressed: _showPickerOptions,
|
||||
icon: const Icon(Icons.attach_file),
|
||||
label: const Text('Joindre un fichier'),
|
||||
style: OutlinedButton.styleFrom(
|
||||
minimumSize: const Size(double.infinity, 48),
|
||||
),
|
||||
)
|
||||
else ...[
|
||||
// Prévisualisation
|
||||
if (_isImage() && widget.showImagePreview)
|
||||
Container(
|
||||
height: 200,
|
||||
width: double.infinity,
|
||||
decoration: BoxDecoration(
|
||||
borderRadius: BorderRadius.circular(8),
|
||||
border: Border.all(color: Colors.grey.shade300),
|
||||
),
|
||||
child: ClipRRect(
|
||||
borderRadius: BorderRadius.circular(8),
|
||||
child: Image.file(
|
||||
_selectedFile!,
|
||||
fit: BoxFit.cover,
|
||||
),
|
||||
),
|
||||
)
|
||||
else if (_isPdf())
|
||||
Container(
|
||||
height: 100,
|
||||
width: double.infinity,
|
||||
decoration: BoxDecoration(
|
||||
borderRadius: BorderRadius.circular(8),
|
||||
border: Border.all(color: Colors.grey.shade300),
|
||||
),
|
||||
child: const Center(
|
||||
child: Column(
|
||||
mainAxisAlignment: MainAxisAlignment.center,
|
||||
children: [
|
||||
Icon(Icons.picture_as_pdf, size: 48, color: Colors.red),
|
||||
SizedBox(height: 8),
|
||||
Text('Document PDF'),
|
||||
],
|
||||
),
|
||||
),
|
||||
),
|
||||
const SizedBox(height: 8),
|
||||
Text(
|
||||
_selectedFile!.path.split('/').last,
|
||||
style: TextStyle(color: Colors.grey.shade700),
|
||||
maxLines: 1,
|
||||
overflow: TextOverflow.ellipsis,
|
||||
),
|
||||
],
|
||||
const SizedBox(height: 8),
|
||||
Text(
|
||||
'Formats acceptés: JPEG, PNG, PDF (max 5 MB)',
|
||||
style: TextStyle(
|
||||
fontSize: 12,
|
||||
color: Colors.grey.shade600,
|
||||
),
|
||||
),
|
||||
],
|
||||
),
|
||||
),
|
||||
);
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user