patch signup post for existing user to return 409

server/controllers/auth.js

@@ -1,10 +1,10 @@
-const knex = require('../data/db')
-
-const { hashPassword, compareHash } = require('../services/bcrypt');
-const signToken = require('../services/signToken');
 
 const { validationResult } = require('express-validator');
 
+const userQueries = require('../data/queries/user');
+const { hashPassword, compareHash } = require('../services/bcrypt');
+const signToken = require('../services/signToken');
+
 const checkValidationErrors = (req, res) => {
   const errors = validationResult(req);
   if (!errors.isEmpty()) {
@@ -14,21 +14,22 @@ const checkValidationErrors = (req, res) => {
 
 const signup = async (req, res, next) => {
   checkValidationErrors(req, res);
-  
   const user = req.body;
+
   try {
     delete user.confirmPassword;
     const hashedPassword = await hashPassword(user.password);
-    const secureUser = { ...user, password: hashedPassword }
+    const secureUser = { ...user, password: hashedPassword };
+    const existingUser = await userQueries.findUserByNameOrEmail(secureUser);
 
-    knex('user')
+    if (existingUser.length) {
-    .returning(['username', 'email'])
+      return res.status(409).json({errors: [{auth: 'User already exists!'}]})
-    .insert(secureUser)
-    .then(queryResults => {
-      const newUser = queryResults[0];
-      signToken(res, newUser).send('ok').status(201);
-    })
     }
+
+    const newUser = await userQueries.insertUser(secureUser)
+    signToken(res, newUser).status(201).json({...newUser});
+  } 
+
   catch (err) {
     res.status(500).json(err);
   }
@@ -37,22 +38,22 @@ const signup = async (req, res, next) => {
 const login = async (req, res, next) => {
 
   checkValidationErrors(req, res);
-
   const user = req.body;
 
   try {
-
+    const queryResults = await userQueries.findUserByNameOrEmail(user);
-    const queryResults = await knex('user')
-    .where({username: user.username})
-    .select()
-    .then(queryResults => queryResults);
-    
     const savedUser = queryResults[0] || null;
-    if (!savedUser) return res.status(401).json({err: 'bad credentials'});
+
+    if (!savedUser) {
+      return res.status(401).json({err: 'bad credentials'});
+    }
     
     const hashedPassword = savedUser.password;
     const passwordMatch = await compareHash(user.password, hashedPassword);
-    if (!passwordMatch) return res.status(401).json({err: 'bad credentials'});
+
+    if (!passwordMatch) {
+      return res.status(401).json({err: 'bad credentials'});
+    }
     
     const authorizedUser = {...savedUser};
     delete authorizedUser.password;
@@ -60,6 +61,7 @@ const login = async (req, res, next) => {
     signToken(res, authorizedUser);
     res.send('ok').status(200);
   }
+  
   catch (err) {
     res.status(500).json(err);
   }

server/data/queries/user.js

@@ -0,0 +1,27 @@
+const knex = require('../db')
+
+const insertUser = async (user) => { 
+  return await knex('user')
+  .returning(['username', 'email'])
+  .insert(user)
+  .then(queryResults => {
+    newUser = queryResults[0];
+    return newUser
+  });
+}
+
+const findUserByNameOrEmail = async (user) => {
+  if (! user.email && !user.username) return [];
+  if (!user.email) user.email = '';
+  if (!user.username) user.username = '';
+
+  return await knex('user')
+  .where({'username': user.username})
+  .orWhere({'email': user.email})
+  .select(['username', 'email', 'password'])
+}
+
+module.exports = {
+  insertUser,
+  findUserByNameOrEmail
+}

server/services/bcrypt.js

@@ -6,7 +6,6 @@ const saltRounds = process.env.NODE_ENV === 'test' ? 5 : parseInt(process.env.SA
 const hashPassword = async (password) => {
   const hashedPassword = await new Promise((resolve, reject) => {
     bcrypt.hash(password, saltRounds, (err, hash) => {
-      console.log(err)
       if (err) reject(err)
       resolve(hash)
     });

server/test/auth.signup.spec.js

@@ -26,14 +26,14 @@ const authSignupSpec = (chai, knex, server) => {
     'email':'user@example.com'
   }
 
-  it('post to /signup should return 200 status', done => {
+  it('post to /signup should return 201 status', done => {
     chai.request(server)
     .post('/auth/signup')
     .type('form')
     .send(newUserFormData)
     .end((err, res) => {
       if (err) done(err);
-      res.should.status(200);
+      res.should.status(201);
       done();
     });
   });
@@ -142,7 +142,25 @@ const authSignupSpec = (chai, knex, server) => {
     })
   })
 
+  it('post to /signup with already registered user should return 409 error', done => {
+    chai.request(server)
+    .post('/auth/signup')
+    .type('form')
+    .send(newUserFormData)
+    .end((err, res) => {
+      if (err) done(err);
 
+      chai.request(server)
+      .post('/auth/signup')
+      .type('form')
+      .send(newUserFormData)
+      .end((err, res) => {
+        if(err) done(err);
+        res.should.status(409);
+        done();
+      })
+    })
+  })
 
 }
 module.exports = authSignupSpec;