Blog article api - based on test-driven development

.gitignore

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+node_modules
+.env

app.js

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+var express = require('express');
+var path = require('path');
+var logger = require('morgan');
+var cookieParser = require('cookie-parser');
+var bodyParser = require('body-parser');
+var app = express();
+var cors = require('cors')
+
+var mongoose = require('mongoose');
+mongoose.Promise = global.Promise;
+
+var db_config = {
+  development: 'mongodb://localhost/article',
+  test: 'mongodb://localhost/article-test'
+}
+var current_env = app.settings.env
+
+mongoose.connect(db_config[current_env], (err,res) => {
+  if(err) {
+    console.log(err);
+  } else {
+    console.log('connected to database: ', db_config[current_env]);
+  }
+});
+
+var index = require('./routes/index');
+var articles = require('./routes/articles');
+var users = require('./routes/users');
+
+app.use(cors())
+app.use(logger('dev'));
+app.use(bodyParser.json());
+app.use(bodyParser.urlencoded({ extended: false }));
+app.use(cookieParser());
+app.use(express.static(path.join(__dirname, 'public')));
+
+app.use('/', index);
+app.use('/api/articles', articles);
+app.use('/api/users', users);
+
+// catch 404 and forward to error handler
+app.use(function(req, res, next) {
+  var err = new Error('Not Found');
+  err.status = 404;
+  next(err);
+});
+
+// error handler
+app.use(function(err, req, res, next) {
+  // set locals, only providing error in development
+  res.locals.message = err.message;
+  res.locals.error = req.app.get('env') === 'development' ? err : {};
+
+  // render the error page
+  res.status(err.status || 500);
+  res.render('error');
+});
+
+app.listen(5000, ()=> {
+  console.log('server is listening at port 5000');
+})
+
+module.exports = app;

bin/www

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+#!/usr/bin/env node
+
+/**
+ * Module dependencies.
+ */
+
+var app = require('../app');
+var debug = require('debug')('blog-tdd:server');
+var http = require('http');
+
+/**
+ * Get port from environment and store in Express.
+ */
+
+var port = normalizePort(process.env.PORT || '3000');
+app.set('port', port);
+
+/**
+ * Create HTTP server.
+ */
+
+var server = http.createServer(app);
+
+/**
+ * Listen on provided port, on all network interfaces.
+ */
+
+server.listen(port);
+server.on('error', onError);
+server.on('listening', onListening);
+
+/**
+ * Normalize a port into a number, string, or false.
+ */
+
+function normalizePort(val) {
+  var port = parseInt(val, 10);
+
+  if (isNaN(port)) {
+    // named pipe
+    return val;
+  }
+
+  if (port >= 0) {
+    // port number
+    return port;
+  }
+
+  return false;
+}
+
+/**
+ * Event listener for HTTP server "error" event.
+ */
+
+function onError(error) {
+  if (error.syscall !== 'listen') {
+    throw error;
+  }
+
+  var bind = typeof port === 'string'
+    ? 'Pipe ' + port
+    : 'Port ' + port;
+
+  // handle specific listen errors with friendly messages
+  switch (error.code) {
+    case 'EACCES':
+      console.error(bind + ' requires elevated privileges');
+      process.exit(1);
+      break;
+    case 'EADDRINUSE':
+      console.error(bind + ' is already in use');
+      process.exit(1);
+      break;
+    default:
+      throw error;
+  }
+}
+
+/**
+ * Event listener for HTTP server "listening" event.
+ */
+
+function onListening() {
+  var addr = server.address();
+  var bind = typeof addr === 'string'
+    ? 'pipe ' + addr
+    : 'port ' + addr.port;
+  debug('Listening on ' + bind);
+}

controllers/articleController.js

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+var Article = require('../models/article')
+var methods = {}
+
+methods.getAll = (req, res) => {
+  Article.find({})
+  .then((articles)=>{
+    res.send(articles)
+  })
+  .catch((err)=>{res.send(err)})
+}
+
+methods.getByID = (req, res) => {
+  Article.findById(req.params.id)
+  .then((article)=>{
+    res.send(article)
+  })
+  .catch((err)=>{res.send(err)})
+}
+
+methods.create = (req, res) => {
+  Article.create(req.body)
+  .then(()=>{
+    res.send('Article added')
+  })
+  .catch((err)=>{res.send(err)})
+}
+
+methods.update = (req, res) => {
+  let id = req.params.id
+  Article.update({_id: id}, req.body)
+  .then(() => {
+    Article.findById(id)
+    .then((article)=>{
+      res.send(article)
+    })
+    .catch((err)=>{res.send(err)})
+  })
+  .catch((err)=>{res.send(err)})
+}
+
+methods.delete = (req, res) => {
+  let id = req.params.id
+  Article.deleteOne({_id: id})
+  .then(()=>{
+    res.send('Article removed')
+  })
+  .catch((err)=>{res.send(err)})
+}
+
+module.exports = methods

controllers/userController.js

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+require('dotenv').config();
+const saltRounds = 10;
+
+var User = require('../models/user');
+var bcrypt = require('bcrypt');
+const jwt = require('jsonwebtoken');
+const secret = process.env.TOKEN_SECRET;
+var methods = {}
+
+methods.findAll = (req, res) => {
+  User.find({})
+  .then((users)=>{
+    res.send(users)
+  })
+  .catch(err => console.log(err))
+}
+
+methods.signup = (req, res) => {
+  var salt = bcrypt.genSaltSync(saltRounds);
+  var hash = bcrypt.hashSync(req.body.password, salt);
+
+  User.create({
+    username: req.body.username,
+    password: hash,
+    email: req.body.email,
+    createdAt: new Date()
+  })
+  .then(response => {
+    User.findById(response._id)
+    .then(user => {
+      res.send(user)
+    })
+  })
+  .catch(err => {
+    // console.log(err.message);
+    if(/username_1/.test(err.message)){
+      res.send('username already taken')
+    }
+    else if(/email_1/.test(err.message)){
+      res.send('email is already registered')
+    }
+    else {
+      res.send(err)
+    }
+  })
+}
+
+methods.login = (req, res) => {
+  var username = req.body.username;
+  var password = req.body.password;
+
+  User.findOne({username: username})
+  .then(user => {
+    if(user == null){
+      res.send('no such user')
+    } else {
+      bcrypt.compare(password, user.password)
+      .then(result => {
+        if(result) {
+          var token = jwt.sign({id: user.id, email: user.email, username: user.username}, secret);
+          res.send({'token': token});
+        } else {
+          res.send("password is incorrect");
+        }
+      })
+      .catch(err => console.log(err))
+    }
+  })
+  .catch(err => console.log(err))
+}
+
+methods.getOne = (req, res) => {
+  User.findById(req.params.id)
+  .then(user => {
+    res.send(user)
+  })
+  .catch(err => console.log(err))
+}
+
+methods.update = (req, res) => {
+  if(req.body.password){
+    var salt = bcrypt.genSaltSync(saltRounds);
+    var hash = bcrypt.hashSync(req.body.password, salt);
+    req.body.password = hash
+  }
+  User.findByIdAndUpdate(req.params.id, { $set: req.body }, { runValidators: true }, (err, user) => {
+    if(err) res.send(err.errors)
+    else {
+      User.findById(req.params.id)
+      .then(user => {
+        res.send(user)
+      })
+      .catch(err => console.log(err))
+    }
+  })
+}
+
+methods.remove = (req, res) => {
+  User.findOneAndRemove({_id: req.params.id})
+  .then (() => {
+    res.send('user has been deleted')
+  })
+  .catch(err => console.log(err))
+}
+
+module.exports = methods

models/article.js

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+'use strict'
+var mongoose = require('mongoose');
+var Schema = mongoose.Schema;
+
+var artcileSchema = new Schema({
+  title: String,
+  author: String,
+  content: String,
+  createdAt: Date
+})
+
+var Article = mongoose.model('Article', artcileSchema);
+
+module.exports = Article;

models/user.js

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+var mongoose = require('mongoose');
+var Schema = mongoose.Schema;
+const validator = require('validator');
+
+var userSchema = new Schema({
+  username: {
+    type: String,
+    unique: [true, 'username is already used'],
+    required: [true, 'Please enter your name.'],
+    minlength: [3, 'Username must be at least 3 letters long.']
+  },
+  password: {
+    type: String,
+    required: [true, 'Please enter your password.']
+  },
+  email: {
+    type: String,
+    unique: [true, 'email is already used'],
+    required: [true, 'Please enter your email.'],
+    validate: {
+      validator: function(value) {
+        return validator.isEmail(value)
+      },
+      message: '{VALUE} is not a valid email.'
+    }
+  },
+  createdAt: Date
+})
+
+var User = mongoose.model('User', userSchema);
+
+module.exports = User;