feat(pagination): Implementating pagination for articles (#41)

src/api/controllers/articlesController.js

@@ -42,6 +42,24 @@ class articlesController {
    * @return {object} returns array of articles
    */
   static async getAllArticle(req, res) {
+    const { page, limit } = req.query;
+    const pageNumber = parseInt(page, 10);
+    const limitNumber = parseInt(limit, 10);
+    if (typeof pageNumber === 'number' && typeof limitNumber === 'number' && typeof page !== 'undefined' && typeof limit !== 'undefined') {
+      if (pageNumber <= 0 || limitNumber <= 0) {
+        return res.status(400).json({
+          error: 'Invalid request'
+        });
+      }
+      const offset = limitNumber * (pageNumber - 1);
+      const foundArticles = await Article.findAll({
+        limit: limitNumber,
+        offset
+      });
+      return res.json({
+        data: foundArticles
+      });
+    }
     const allArticle = await articles.getAllArticle();
 
     if (!allArticle[0]) return res.status(404).send({ error: 'Whoops! No Articles found!' });

src/api/routes/authRouter.js

@@ -45,6 +45,7 @@ authRouter.get('/login/facebook/redirect', passport.authenticate('facebook', { s
 authRouter.get('/login/twitter', passport.authenticate('twitter', { scope: ['profile', 'email'] }));
 authRouter.get('/login/twitter/redirect', passport.authenticate('twitter', { session: false }), twitter, socialLogin.twitterLogin);
 
+authRouter.get('/signout', verifyToken, dropToken, SignOut);
 authRouter.post('/signup', validateBody('signup'), validateGender, usernameExists, emailExists, register);
 authRouter.post('/login', validateBody('login'), login);
 authRouter.get('/verify', verifyAccount);

src/index.js

@@ -16,15 +16,14 @@ dotenv.config();
 const port = process.env.PORT || 3000;
 const app = express();
 
-globalMiddleware(app);
 
 app.use(session({
   secret: process.env.SECRET,
   saveUninitialized: true
 }));
 app.use(passport.initialize());
 app.use(passport.session());
-
+globalMiddleware(app);
 app.use('/api', api);
 app.use('/docs', swaggerUi.serve, swaggerUi.setup(swaggerDoc));
 app.use('*', (req, res) => {
@@ -33,6 +32,7 @@ app.use('*', (req, res) => {
   });
 });
 
+
 sequelize.sync().then(() => {
   app.listen(port, () => {
     // eslint-disable-next-line no-console

src/sequelize/migrations/20190612172050-create-user.js

@@ -1,5 +1,4 @@
 
-
 module.exports = {
   up: (queryInterface, Sequelize) => queryInterface.createTable('Users', {
     id: {

src/sequelize/models/user.js

@@ -1,6 +1,4 @@
 /* eslint-disable func-names */
-
-
 module.exports = (sequelize, DataTypes) => {
   const User = sequelize.define('User', {
     firstName: DataTypes.STRING,
@@ -16,6 +14,7 @@ module.exports = (sequelize, DataTypes) => {
     socialId: DataTypes.STRING,
     verified: DataTypes.BOOLEAN
   }, {});
+
   User.associate = function (models) {
     // associations can be defined here
     User.hasMany(models.Article, {