Implemented personal settings

backend/utils/encryption.js

@@ -1,32 +1,23 @@
 import crypto from 'crypto';
-import dotenv from 'dotenv';
-
-dotenv.config(); // Laden der Umgebungsvariablen
 
 const algorithm = 'aes-256-cbc';
 const secretKey = process.env.SECRET_KEY;
 
-if (!secretKey || secretKey.length !== 32) {
-    throw new Error('SECRET_KEY length must be 32 bytes');
-}
-
-const encrypt = (text, iv) => {
-    const cipher = crypto.createCipheriv(algorithm, Buffer.from(secretKey, 'utf-8'), iv);
-    let encrypted = cipher.update(text);
-    encrypted = Buffer.concat([encrypted, cipher.final()]);
-    return encrypted.toString('hex');
-};
-
-const decrypt = (encryptedText, iv) => {
-    const encryptedBuffer = Buffer.from(encryptedText, 'hex');
-    const decipher = crypto.createDecipheriv(algorithm, Buffer.from(secretKey, 'utf-8'), iv);
-    let decrypted = decipher.update(encryptedBuffer);
-    decrypted = Buffer.concat([decrypted, decipher.final()]);
-    return decrypted.toString();
-};
-
-const generateIv = () => {
+export const generateIv = () => {
     return crypto.randomBytes(16);
 };
 
-export { encrypt, decrypt, generateIv };
+export const encrypt = (text, iv) => {
+    const cipher = crypto.createCipheriv(algorithm, Buffer.from(secretKey, 'utf-8'), iv);
+    let encrypted = cipher.update(text, 'utf8', 'hex');
+    encrypted += cipher.final('hex');
+    return encrypted;
+};
+
+export const decrypt = (text, iv) => {
+    console.log(text, secretKey, iv);
+    const decipher = crypto.createDecipheriv(algorithm, Buffer.from(secretKey, 'utf-8'), iv);
+    let decrypted = decipher.update(text, 'hex', 'utf8');
+    decrypted += decipher.final('utf8');
+    return decrypted;
+};