ExpressJsTutorial.js

// const jsonString='{"name":"John", "age":30, "city":"New York"}';
// const jsonObject = JSON.parse(jsonString);
// console.log(jsonObject.name);

// const objectToConvert={"name":"John", "age":30, "city":"New York"};

// const json=JSON.stringify(objectToConvert);
// console.log(json);

const express = require('express');
const app = express(); // express ka complete map ab app me stored h

const db = require('./db') // look in db.js u will find why we did this
require('dotenv').config()

const PORT = process.env.PORT || 3000; // if PORT in env file then use it otherwise use local 3000 port 



const bodyParser=require('body-parser') // parses information and extract info from various forms
app.use(bodyParser.json()) // parse all json format in body tag and convert into object for use


// Middleware function

const logRequest = (req,res,next)=>{
    console.log(`${new Date().toLocaleString()} Request Made To: ${req.originalUrl}`);
    next(); // move on to the next phase 
}

app.get('/', logRequest ,(req, res) => {
    res.send('Welcome to Our Hotel');
});


// import router file

const personRoutes = require('./routes/personRoutes');

// using router

app.use('/person', personRoutes)

// import menu router

const menuRoutes = require('./routes/menuRoutes');

// using menu router

app.use('/menu', menuRoutes);

// added a comment for testing


app.listen(PORT,()=>{
    console.log('server is listening on port 3000');
}); // port number jispe request sunega ye