Return string on decrypt

encryption/encryption.go

@@ -45,22 +45,23 @@ func Encrypt(plaintext string, key string) (string, error) {
 	return string(gcm.Seal(nonce, nonce, []byte(plaintext), nil)), nil
 }
 
-func Decrypt(ciphertext string, key string) ([]byte, error) {
+func Decrypt(ciphertext string, key string) (string, error) {
 	c, err := aes.NewCipher([]byte(key))
 	if err != nil {
-		return nil, err
+		return "", err
 	}
 
 	gcm, err := cipher.NewGCM(c)
 	if err != nil {
-		return nil, err
+		return "", err
 	}
 
 	nonceSize := gcm.NonceSize()
 	if len(ciphertext) < nonceSize {
-		return nil, errors.New("ciphertext too short")
+		return "", errors.New("ciphertext too short")
 	}
 
 	nonce, ciphertext := ciphertext[:nonceSize], ciphertext[nonceSize:]
-	return gcm.Open(nil, []byte(nonce), []byte(ciphertext), nil)
+	value, err := gcm.Open(nil, []byte(nonce), []byte(ciphertext), nil)
+	return string(value), err
 }