var passport = require('passport');
var User = require('../models/users');
var LocalStrategy = require('passport-local').Strategy;

passport.serializeUser((user, done)=>{
  done(null, user.id);
});

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

passport.use('local.signin', new LocalStrategy({
usernameField: 'email', passwordField: 'password', passReqToCallback: true
},(req, email, password, done) => {
User.findOne({email:email}, (err, user) => {
    if (err){ return done(err)}
    if (!user){return done(null, false, {message:'This email is not registered'})}
      if (!user.validatePassword(password, user.password)){
/**********************************************/
//is this field user.password really necessary?
/**********************************************/
          return done(null, false, {message: 'Authentication Failed'})
      } else {
          return done(null, user);
      }
  });
}));

var mongoose = require('mongoose');
var Schema = mongoose.Schema;
var bcrypt = require('bcrypt-nodejs');

var userSchema = new Schema({
  salutation: {type: String, required: false},
  firstname: {type: String, required: true},
  lastname: {type: String, required: false},
  email: {type: String, required: true},
  password: {type: String, required: true}
});

userSchema.methods.validatePassword = (password, x) => {
  console.log(this); //this is returning null
  return bcrypt.compareSync(password, x);
/*********************************************************/
//I was excepting this.password to work instead of using x
/*********************************************************/
}

userSchema.methods.myCourses = (userId) => {
  console.log(this.enrolledFor);
}

module.exports = mongoose.model('User', userSchema);