app.js

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

mongoose.connect('mongodb://localhost:27017/yelp-camp', {
    useNewUrlParser: true,
    useCreateIndex: true,
    useUnifiedTopology: true
});

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

const app = express();

app.engine('ejs',ejsMate);
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) =>{
    //res.send(req.body);
    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);
    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");
})