server.js

const express = require ('express');
const app = express();


require('dotenv').config();

const port = process.env.PORT || 8000



// app.get("/", (req,res) => {
//     res.send("hello world")
// })
// app.get('/about', (req,res) => {
//     res.send("thiq is the about page")
// })

let posts = [
    {id: 1, title: 'post One'},
    {id: 2, title: 'post Two'},
    {id: 3, title: 'post Three'}
];

// get all posts
app.get('/api/posts', (req,res) =>{
    res.json(posts);
})

// get a single post by id
app.get('/api/posts/:id', (req,res) =>{
    console.log(req.params.id)

    const id = parseInt(req.params.id)
    res.json( posts.filter(post=> 
     post.id === id
))
})

app.listen(port, ()=> console.log(`server running on port ${port}`));