User Model

// import the stuff
var mongoose = require("mongoose");
var Schema = mongoose.Schema;
var relationship = require("mongoose-relationship");


var Item = require('../models/item.js');  //require Item model to make relational connection to User inventory items
var bcrypt = require('bcrypt-nodejs');

var userSchema = new Schema({

    firstName: String,
    lastName: String,
    userName: { type: String, required: true, unique: true },
    password: { type: String, required: true },
    created_At: Date,
    updated_At: Date,
    inventory: [
        {
            type: Schema.ObjectId,
            ref: 'Item',
            default: []
        }
    ]
});

userSchema.methods.comparePasswords = function(inputPassword, callback) {
    var actualPassword = this.password;
    console.log('INPUT PASSWORD=====', inputPassword);
    console.log('ACTUAL PASSWORD=====', actualPassword);
    bcrypt.compare(inputPassword, actualPassword, function(err, res) {
        if (err) {
            callback(err, null);
        } else {
            callback(null, res);
        }
    });
};

userSchema.pre('save', function(next){
    var user = this;
    var password = this.password;
    bcrypt.genSalt(10, function(err, salt) {
        if(err) {
            return next(err);
        }
        bcrypt.hash(password, salt , null, function(err, hash) {
            if(err) {
                return next(err);
            }

            user.password = hash;
            user.salt = salt;
            next();
        });
    });
});

//Create a model using the schema
var User = mongoose.model('User', userSchema);

module.exports = User;