app.js

var express 	= require("express"),
    app 		= express(),
    bodyParser 	= require("body-parser"),
    mongoose 	= require("mongoose"),
    passport 	= require("passport"),
    localStrategy = require("passport-local"),
    methodOverride = require("method-override"),
    Campground 	= require("./models/campground"),
    Comment 	= require("./models/comment"),
    User		= require("./models/user"),
    seedDB      = require("./seed");

//requring routes
var commentRoutes    = require("./routes/comment"),
    campgroundRoutes = require("./routes/campground"),
    indexRoutes      = require("./routes/index")

// connect to DB
mongoose.connect("mongodb://localhost/yelp_camp");
app.use(bodyParser.urlencoded({extended: true}));
app.use(express.static(__dirname + "/public"));
app.use(methodOverride("_method"));
app.set("view engine", "ejs");

//seedDB();

// PASSPORT CONFIGURATION
app.use(require("express-session")({
	secret: "random string",
	resave: false,
    saveUninitialized: false
}));
app.use(passport.initialize());
app.use(passport.session());
passport.use(new localStrategy(User.authenticate()));
passport.serializeUser(User.serializeUser());
passport.deserializeUser(User.deserializeUser());

// middleware function
app.use(function(request, response, next){
   response.locals.currentUser = request.user;
   next();
});

app.use("/", indexRoutes);
app.use("/campground", campgroundRoutes);
app.use("/campground/:id/comment", commentRoutes);

// var campgrounds = [
//         {name: "Salmon Creek", image: "https://farm9.staticflickr.com/8442/7962474612_bf2baf67c0.jpg"},
//         {name: "Granite Hill", image: "https://farm1.staticflickr.com/60/215827008_6489cd30c3.jpg"},
//         {name: "Mountain Goat's Rest", image: "https://farm7.staticflickr.com/6057/6234565071_4d20668bbd.jpg"},
//         {name: "Salmon Creek", image: "https://farm9.staticflickr.com/8442/7962474612_bf2baf67c0.jpg"},
//         {name: "Granite Hill", image: "https://farm1.staticflickr.com/60/215827008_6489cd30c3.jpg"},
//         {name: "Mountain Goat's Rest", image: "https://farm7.staticflickr.com/6057/6234565071_4d20668bbd.jpg"},
//         {name: "Salmon Creek", image: "https://farm9.staticflickr.com/8442/7962474612_bf2baf67c0.jpg"},
//         {name: "Granite Hill", image: "https://farm1.staticflickr.com/60/215827008_6489cd30c3.jpg"},
//         {name: "Mountain Goat's Rest", image: "https://farm7.staticflickr.com/6057/6234565071_4d20668bbd.jpg"}
// ];



app.listen(3000, "localhost", function(){
	console.log("Server has been started at " + new Date().toUTCString());
});