app.js

const express = require('express')
var session = require('express-session');
var bodyParser = require('body-parser');
const {sign_in, login, logout, fetch_user, delete_user} = require("./src/auth.js")
const {fetch_emails, send_email} = require("./src/email.js")

const app = express()

//port number is to be changed according to deployed platform
const port = 8080

//Middleware for parsing incoming requests
app.use(bodyParser.json()); 

//Middleware for inserting session to incoming  requests
app.use(session({secret: '5813213455karubusnac',saveUninitialized: true,resave: true}));

app.post('/api/auth/sign_in', sign_in);             //accepts(JSON)  username, password, address 
app.post('/api/auth/login', login);                 //accepts(JSON)  password, address 
app.get('/api/auth/logout', logout);                // null get request
app.get('/api/auth/fetch_user', fetch_user);        //null
app.get('/api/auth/delete_user', delete_user);      //null
app.post('/api/email/send_email', send_email);      //accepts(JSON) subject, to, content
app.post('/api/email/fetch_emails', fetch_emails);  //null

//Start listening requests
app.listen(port, () => console.log(`A listening on port ${port}!`))