app.js

const express= require('express');
const app= express();
const path=require('path');
const methodOverride= require('method-override');
const mongoose= require('mongoose');
const Campground= require('./models/campground');

mongoose.connect('mongodb://127.0.0.1:27017/yelp-camp')

const db=mongoose.connection;
db.on("error", console.error.bind(console,"connection error:"));
db.once("open",()=>{
    console.log("Database connected");
})

app.set('view engine','ejs');
app.set('views',path.join(__dirname,'views'))

app.use(express.urlencoded({extended:true}));
app.use(methodOverride('_method'));

app.get('/', (req,res)=>{
    res.render('home')
})

app.get('/campgrounds', async(req,res)=>{
    const campgrounds= await Campground.find({});
    res.render('campgrounds/index',{campgrounds})
})
app.get('/campgrounds/new' ,(req,res)=>{
    res.render('campgrounds/new');
})

app.post('/campgrounds',async(req,res)=>{
    const campground= new Campground(req.body.campground);
    await campground.save();
    res.redirect(`/campgrounds/${campground._id}`)
})

app.get('/campgrounds/:id', async(req,res)=>{
    const campground= await Campground.findById(req.params.id);
    console.log(campground);
    res.render('campgrounds/show',{campground});
})

app.get('/campgrounds/:id/edit',async(req,res)=>{
    const campground= await Campground.findById(req.params.id);
    res.render('campgrounds/edit',{campground});
} )

app.put('/campgrounds/:id' ,async(req,res)=>{
    const {id}=req.params;
    const campground= await Campground.findByIdAndUpdate(id,{...req.body.campground});
    res.redirect(`/campgrounds/${campground._id}`)
    
})

app.delete('/campgrounds/:id',async(req,res)=>{
    const {id}= req.params;
    await Campground.findByIdAndDelete(id);
    res.redirect('/campgrounds');
})
  
app.listen(3000,()=>{
    console.log('Serving on port 3000')
})