app.js

const express = require("express");
const bodyParser = require("body-parser");
const mongoose = require("mongoose");
const expressSession = require("express-session");
const methodOverride = require("method-override");
const flash = require("connect-flash");

const passport = require("passport"),
  LocalStrategy = require("passport-local");

const User = require("./models/user");

const app = express();
const PORT = process.env.PORT ? process.env.PORT : 3000;
const MONGODBPORT = process.env.MONGODBPORT || 27017;
const mongoDbUrl =
  process.env.MONGODBCONNECTOR ||
  `mongodb://localhost:${MONGODBPORT}/YelpCamp_V12`;

//require ROUTES
const campgroundRoutes = require("./routes/campgrounds"),
  commentsRoutes = require("./routes/comments"),
  indexRoutes = require("./routes/index"),
  pwRecover = require("./routes/pwrecover");

const seedDB = require("./seed"); //remove everything from DB and seed it with new Data

mongoose.connect(mongoDbUrl);
app.set("view engine", "ejs");
app.use(bodyParser.urlencoded({ extended: true }));
app.use(bodyParser.json());
app.use(express.static(__dirname + "/public"));
app.use(methodOverride("_method"));
app.use(flash());

// seedDB();	// call the seeding function
app.locals.moment = require("moment");

// PASSPORT CONFIGURATION
app.use(
  expressSession({
    secret: "Testsecret123",
    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(pwRecover);
app.use("/campgrounds", campgroundRoutes);
app.use("/campgrounds/:id/comments", commentsRoutes);

app.listen(PORT, () => {
  console.log(`YelpCamp Server is listening`);
});