app.js

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

//route path
var commentRoutes    = require("./routes/comments"),
    campgroundRoutes = require("./routes/campgrounds"),
    indexRoutes      = require("./routes/index")
    
//create database
mongoose.connect("mongodb://localhost:27017/wonder_camp",{useNewUrlParser: true});
app.use(bodyParser.urlencoded({extended:true}));
app.set("view engine","ejs");
app.use(express.static(__dirname + "/public"));
console.log(__dirname);
app.use(methodOverride("_method"));
seedDB(); 
//Passport configuration
app.use(require("express-session")({
    secret : "hell yeah",
    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());

app.use(function(req, res, next){
   res.locals.currentUser = req.user;
   next();
});

app.use("/", indexRoutes);
app.use("/campgrounds", campgroundRoutes);
app.use("/campgrounds/:id/comments", commentRoutes);




app.listen(process.env.PORT,process.env.IP,function(){
   console.log("Ready for Camp");
});