30 lines
1.1 KiB
Dart
30 lines
1.1 KiB
Dart
import 'dart:convert';
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import 'package:encrypt/encrypt.dart' as encrypt;
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import '../../constant/api_key.dart';
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class KeyEncryption {
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// استخدم مفتاح بطول 32 حرفًا
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static final _key = encrypt.Key.fromUtf8(AK.keyOfApp);
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static final _iv =
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encrypt.IV.fromLength(16); // توليد تهيئة عشوائية بطول 16 بايت
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static String encryptKey(String key) {
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final encrypter =
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encrypt.Encrypter(encrypt.AES(_key, mode: encrypt.AESMode.cbc));
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final encrypted = encrypter.encrypt(key, iv: _iv);
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final result = _iv.bytes + encrypted.bytes; // تضمين التهيئة مع النص المشفر
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return base64Encode(result);
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}
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static String decryptKey(String encryptedKey) {
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final decoded = base64Decode(encryptedKey);
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final iv = encrypt.IV(decoded.sublist(0, 16)); // استخراج التهيئة
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final encrypted =
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encrypt.Encrypted(decoded.sublist(16)); // استخراج النص المشفر
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final encrypter =
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encrypt.Encrypter(encrypt.AES(_key, mode: encrypt.AESMode.cbc));
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return encrypter.decrypt(encrypted, iv: iv);
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}
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}
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