refactoring

lib/data/services/hash_password.dart

@@ -0,0 +1,8 @@
+import 'dart:convert';
+import 'package:crypto/crypto.dart';
+
+String hashPassword(String password) {
+  var bytes = utf8.encode(password); // Convertir en bytes
+  var digest = sha256.convert(bytes); // Hachage SHA-256
+  return digest.toString(); // Retourner le hash sous forme de chaîne
+}

lib/data/services/preferences_helper.dart

@@ -0,0 +1,50 @@
+import 'package:shared_preferences/shared_preferences.dart';
+
+class PreferencesHelper {
+  final Future<SharedPreferences> _prefs = SharedPreferences.getInstance();
+
+  Future<void> setString(String key, String value) async {
+    final prefs = await _prefs;
+    await prefs.setString(key, value);
+  }
+
+  Future<String?> getString(String key) async {
+    final prefs = await _prefs;
+    return prefs.getString(key);
+  }
+
+  Future<void> remove(String key) async {
+    final prefs = await _prefs;
+    await prefs.remove(key);
+  }
+
+  Future<void> saveUserId(String userId) async {
+    await setString('user_id', userId);
+  }
+
+  Future<String?> getUserId() async {
+    return await getString('user_id');
+  }
+
+  Future<void> saveUserName(String userName) async {
+    await setString('user_name', userName);
+  }
+
+  Future<String?> getUserName() async {
+    return await getString('user_name');
+  }
+
+  Future<void> saveUserLastName(String userLastName) async {
+    await setString('user_last_name', userLastName);
+  }
+
+  Future<String?> getUserLastName() async {
+    return await getString('user_last_name');
+  }
+
+  Future<void> clearUserInfo() async {
+    await remove('user_id');
+    await remove('user_name');
+    await remove('user_last_name');
+  }
+}

lib/data/services/secure_storage.dart

@@ -0,0 +1,47 @@
+import 'package:flutter_secure_storage/flutter_secure_storage.dart';
+
+class SecureStorage {
+  final FlutterSecureStorage _storage = const FlutterSecureStorage();
+
+  Future<void> write(String key, String value) async {
+    await _storage.write(key: key, value: value);
+  }
+
+  Future<String?> read(String key) async {
+    return await _storage.read(key: key);
+  }
+
+  Future<void> delete(String key) async {
+    await _storage.delete(key: key);
+  }
+
+  Future<void> saveUserId(String userId) async {
+    await write('user_id', userId);
+  }
+
+  Future<String?> getUserId() async {
+    return await read('user_id');
+  }
+
+  Future<void> saveUserName(String userName) async {
+    await write('user_name', userName);
+  }
+
+  Future<String?> getUserName() async {
+    return await read('user_name');
+  }
+
+  Future<void> saveUserLastName(String userLastName) async {
+    await write('user_last_name', userLastName);
+  }
+
+  Future<String?> getUserLastName() async {
+    return await read('user_last_name');
+  }
+
+  Future<void> deleteUserInfo() async {
+    await delete('user_id');
+    await delete('user_name');
+    await delete('user_last_name');
+  }
+}