Use AJV, refactor a lot

api/controllers/users.js

@@ -3,29 +3,18 @@
  */
 
 const jwt = require(`jsonwebtoken`);
-const { users } = require(`../models`);
+const users = require(`../models/users`);
 const { comparePassword } = require(`../utils`);
 
 /**
  * Save
  * @param {*} req
  * @param {*} res
- * @param {*} next
  */
-const register = async (req, res, next) => {
-	try {
-		await users.register(req.body);
-	} catch (error) {
-		return res.status(400).json({ error: error.message });
-	}
-
-	let user;
-	try {
-		user = await users.getByEmail(req.body.email);
-	} catch (error) {
-		console.log(error);
-		return next(error, null);
-	}
+const register = async (req, res) => {
+	await users.create(req.body);
+	
+	let user = await users.getByEmail(req.body.email);
 
 	const token = jwt.sign(
 		users.convertToPublicFormat(user),
@@ -45,15 +34,9 @@ const register = async (req, res, next) => {
  * Sign a user in
  * @param {*} req
  * @param {*} res
- * @param {*} next
  */
-const login = async (req, res, next) => {
-	let user;
-	try {
-		user = await users.getByEmail(req.body.email);
-	} catch (error) {
-		return next(error, null);
-	}
+const login = async (req, res) => {
+	let user = await users.getByEmail(req.body.email);
 
 	if (!user) {
 		return res
@@ -86,7 +69,6 @@ const login = async (req, res, next) => {
  * Get a user
  * @param {*} req
  * @param {*} res
- * @param {*} next
  */
 const get = async (req, res) => {
 	const user = users.convertToPublicFormat(req.user);