Use AJV, refactor a lot

api/utils/index.js

@@ -5,16 +5,30 @@
 const bcrypt = require(`bcryptjs`);
 
 /**
- * Validate email address
+ * Build a custom error
+ * @param {string} message Error message
+ * @param {number} code Error code, should be HTTP status code
  */
-const validateEmailAddress = (email) => {
-	var re = /^(([^<>()[\]\\.,;:\s@"]+(\.[^<>()[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;
-	return re.test(String(email).toLowerCase());
+const customError = (message, code) => {
+	const error = new Error(message);
+	error.code = code;
+	return error;
+};
+
+/**
+ * Build a custom validation error
+ * @param {array[string]} validationErrors Validation errors
+ */
+const validationError = (validationErrors) => {
+	let error = new Error("Validation error(s)");
+	error.validationErrors = validationErrors;
+	error.code = 400;
+	return error;
 };
 
 /**
  * Hash password
- * @param {*} user
+ * @param {string} password Password to hash
  */
 const hashPassword = (password) => {
 	const salt = bcrypt.genSaltSync(10);
@@ -23,13 +37,16 @@ const hashPassword = (password) => {
 
 /**
  * Compare password
+ * @param {string} candidatePassword Hashed password supplied by user
+ * @param {string} trustedPassword Hashed password on record for user
  */
 const comparePassword = (candidatePassword, trustedPassword) => {
 	return bcrypt.compareSync(candidatePassword, trustedPassword);
 };
 
 module.exports = {
+	customError,
+	validationError,
 	hashPassword,
 	comparePassword,
-	validateEmailAddress,
 };