app.js

var express = require("express"),
    app = express(),
    request = require("request"),
    mongoose = require("mongoose"),
    flash = require("connect-flash"),
    passport = require("passport"),
    LocalStrategy = require("passport-local"),
    bodyParser = require("body-parser"),
    Campground = require("./models/campground"),
    Comment = require("./models/comment"),
    User = require("./models/user"),
    methodOverride = require("method-override"),
    seedDB = require("./seeds");
    
var commentRoutes = require("./routes/comments"),
    campgroundRoutes = require("./routes/campgrounds"),
    indexRoutes = require("./routes/index");

require('dotenv').config();
// seedDB();
// mongoose.connect("mongodb://localhost/yelp_camp",{ useNewUrlParser: true });
mongoose.connect(process.env.DB_CONN, { 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());
app.locals.moment = require('moment');
// PASSPORT CONFIG
app.use(require("express-session")({
    secret: "Germany is my secret code thing",
    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;
    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);

app.listen(process.env.PORT || '8080', function function_name(argument) {
    console.log("YelpCamp Server Has Started!");
    // console.log(process.env);
})