gistfile1.txt

const express = require('express');
const router = express.Router();
const passport = require('passport');

router.post(‘/login’, (req, res, next) => {
	passport.authenticate(‘local’, {
	successRedirect: ‘/’,
	failureRedirect: ‘/users/login’,
	failureFlash: true
})(req, res, next);
}

const LocalStrategy = require('passport-local').Strategy;
const User = require('../models/user');
const dbConfig = require('../config/database');
const bcrypt = require('bcrypt');
const passport = require('passport');

module.exports = (passport) => {
  //using local Strategy
  passport.use(new LocalStrategy((login, password, done) => {
    //match email or password
    let query = {$or: [
      {email: login},
      {userName: login}
    ]}

    User.findOne(query, (err, user) => {
      if(err){
        console.log(err);
      }

      if(!user){
          return done(null, false, {message: 'No user found'});
      }

      if(user.activated === false){
        console.log("user not activated");
        return done(null, false, {message: 'User not activated'});
      }

      bcrypt.compare(password, user.password, (err, isMatch) => {
        if(err){
          console.log(err);
        }
        if(isMatch){
          return done(null, user);
        } else{
          return done(null, false, {message: 'Wrong password'});
        }
      });
    });
  }));

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

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