var bodyParser = require('body-parser');
The middleware connects the Express server app with the Express routers and configures the Express app to use additional modules such as body-parser, and morgan.
Allows for parsing of POST request body.
var bodyParser = require('body-parser');
Error logging and handling helper functions.
var helpers = require('./helpers.js');
Logs requests sent from the client.
var morgan = require('morgan');
module.exports = function (app, express) {
Create Express routers for each type of route.
var ideaRouter = express.Router();
var voteRouter = express.Router();
var commentRouter = express.Router();
Associate the Express server app with the different modules that it should use.
app.use(bodyParser.urlencoded({extended: true}));
app.use(bodyParser.json());
app.use(express.static(__dirname + '/../../client'));
app.use(morgan('dev'));
app.use(helpers.logErrors);
app.use(helpers.handleErrors);
Use the idea router for all idea requests.
app.use('/api/ideas', ideaRouter);
Use vote router for requests related to upvoting or downvoting.
app.use('/api/vote', voteRouter);
Use comment router for requests related to adding and getting comments.
app.use('/api/comments', commentRouter);
Inject our Express routers into their respective route files.
require('../ideas/ideaRoutes.js')(ideaRouter);
require('../votes/voteRoutes.js')(voteRouter);
require('../comments/commentRoutes.js')(commentRouter);
};