app.js

var express = require("express"),
    app = express(),
    bodyparser = require("body-parser"),
    mongoose = require("mongoose"),
    flash = require("connect-flash"),
    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("./seeds");

// Requiring Routes
var commentRoutes = require("./routes/comments"),
    campgroundRoutes = require("./routes/campgrounds"),
    indexRoutes = require("./routes/index");

mongoose.connect("mongodb://localhost:27017/yelp_camp_v9", {
    useUnifiedTopology: true,
    useNewUrlParser: true,
});
app.use(bodyparser.urlencoded({ extended: true }));
app.set("view engine", "ejs");
app.use(express.static(__dirname + "/public"));
app.use(methodOverride("_method"));
app.use(flash());
// seedDB(); //Seed the DB

// PASSPORT CONFIG
app.use(
    require("express-session")({
        secret: "Once again Rusty wins cutest dog",
        resave: false,
        saveUninitialized: false,
    })
);
app.locals.moment = require("moment");
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;
    res.locals.error = req.flash("error");
    res.locals.success = req.flash("success");
    next();
});

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

var port = process.env.PORT || 3000;
app.listen(port, function () {
    console.log("The YelpCamp Server has Started!");
});