Add user model and check input email by dublicates

db.js

@@ -14,6 +14,7 @@ if (env === "production") {
 var db = {};
 
 db.todo = sequelize.import(path.join(__dirname, '/models/todo.js'));
+db.user = sequelize.import(path.join(__dirname, '/models/user.js'));
 db.sequelize = sequelize;
 db.Sequelize = Sequelize;
 

models/todo.js

@@ -1,5 +1,5 @@
 "use strict";
-module.exports = function(sequelize, DataType) {
+module.exports = (sequelize, DataType) => {
   var todo = sequelize.define('todo', {
     description: {
       type: DataType.STRING,

models/user.js

@@ -0,0 +1,29 @@
+"use strict";
+module.exports = (sequelize, DataType) => {
+  var User = sequelize.define('user', {
+    email: {
+      type: DataType.STRING,
+      allowNull: false,
+      unique: true,
+      validate: {
+        isEmail: true
+      }
+    },
+    password: {
+      type: DataType.STRING,
+      allowNull: false,
+      validate: {
+        len: [7, 100]
+      }
+    }
+  }, {
+    hooks: {
+      beforeValidate: (user, options) => {
+        if (typeof user.email === 'string') {
+          user.email = user.email.toLowerCase();
+        }
+      }
+    }
+  });
+  return User;
+};

server.js

@@ -136,6 +136,16 @@ app.put('/todos/:id', (req, res) => {
   }
 });
 
+app.post('/users',upload.array() , (req, res, next) => {
+  var body = _.pick(req.body, 'email', 'password');
+
+  db.user.create(body).then((user) => {
+    res.json(user.toJSON());
+  }, (e) => {
+    res.status(400).json(e);
+  });
+});
+
 db.sequelize.sync().then(function() {
   app.listen(PORT, function() {
     console.log('Express listening on port ' + PORT + '!');