app.js

var express = require("express"),
  app = express(),
  methodOverride = require("method-override"),
  bodyParser = require("body-parser"),
//   passport = require("passport"),
  GoogleStrategy = require('passport-google-oauth20').Strategy
// findOrCreate = require('mongoose-findorcreate')

// mongoose.connect("//", {
//   useNewUrlParser: true,
//   useUnifiedTopology: true
// })

app.set("view engine", "ejs")
app.use(express.static("public"))
app.use(bodyParser.urlencoded({
  extended: true
}))
app.use(methodOverride("_method"))

var user = require("./modules/user")

app.use(require("express-session")({
  secret: "Harshit",
  resave: false,
  saveUninitialized: false
}))

// app.use(passport.initialize())
// app.use(passport.session())

// passport.serializeUser(function (user, done) {
//   done(null, user.id);
// });

// passport.deserializeUser(function (id, done) {
//   user.findById(id, function (err, user) {
//     done(err, user);
//   });
// });

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

// passport.use(new GoogleStrategy({
//     clientID: "//",
//     clientSecret: "//",
//     callbackURL: "https://amalthea.iitgn.ac.in/auth/google/secrets",
//     userProfileURL: "https://www.googleapis.com/oauth2/v3/userinfo"
//   },
//   function (accessToken, refreshToken, profile, cb) {

//     user.findOne({
//       email: profile.emails[0].value
//     }, function (err, founduser) {

//       if (err) {
//           console.log(err);
//         return cb(err);

//       }
//       if (!founduser) {
//         console.log(profile)
//         user.create({
//           name: profile.displayName,
//           email: profile.emails[0].value,
//           username: profile.username,
//           google: profile._json,
//           googleID: profile.id
//         }, function (err, user) {
//           if (err) console.log(err);
//           return cb(err, user);
//         });
//       } else {
//         founduser.name= profile.displayName
//         founduser.email= profile.emails[0].value
//         founduser.username= profile.username
//         founduser.google= profile._json
//         founduser.googleID= profile.id
//         founduser.save()
//         console.log(founduser);
//         return cb(err, founduser);
//       }
//     });
//   }
// ));

var indexRoutes = require("./routes/index")
app.use("/", indexRoutes)

// Server http://localhost:3000/
app.listen(process.env.PORT || 3000, function () {
  console.log("app is running...")
})