updates

functions/decrypt.js

@@ -0,0 +1,21 @@
+const { scryptSync, createDecipheriv } = require("crypto");
+const { Buffer } = require("buffer");
+
+const decrypt = ({ encryptedString, encryptionKey, encryptionSalt }) => {
+    const algorithm = "aes-192-cbc";
+    const password = encryptionKey;
+
+    let key = scryptSync(password, encryptionSalt, 24);
+    let iv = Buffer.alloc(16, 0);
+    const decipher = createDecipheriv(algorithm, key, iv);
+
+    try {
+        let decrypted = decipher.update(encryptedString, "hex", "utf8");
+        decrypted += decipher.final("utf8");
+        return decrypted;
+    } catch (error) {
+        return null;
+    }
+};
+
+module.exports = decrypt;

functions/encrypt.js

@@ -0,0 +1,21 @@
+const { scryptSync, createCipheriv } = require("crypto");
+const { Buffer } = require("buffer");
+
+const encrypt = ({ data, encryptionKey, encryptionSalt }) => {
+    const algorithm = "aes-192-cbc";
+    const password = encryptionKey;
+
+    let key = scryptSync(password, encryptionSalt, 24);
+    let iv = Buffer.alloc(16, 0);
+    const cipher = createCipheriv(algorithm, key, iv);
+
+    try {
+        let encrypted = cipher.update(data, "utf8", "hex");
+        encrypted += cipher.final("hex");
+        return encrypted;
+    } catch (error) {
+        return null;
+    }
+};
+
+module.exports = encrypt;