model.js file

var mongoose = require("mongoose");
mongoose.connect("mongodb://localhost/store2");
var bcrypt = require("bcrypt-nodejs");
var Schema = mongoose.Schema;

var userSchema = new Schema({
    username: {type: String, required: true},
    email: {type: String, required: true},
    password: {type: String, required: true},
    confirmpassword: {type: String, required: true},
    passwordResetToken: {type: String, default: ""},
    passwordResetExpires: {type: Date, default: Date.now},
    profileimage: {type:String}
});
userSchema.methods.encryptPassword = function (password) {
    return bcrypt.hashSync(password, bcrypt.genSaltSync(10), null);
};
userSchema.methods.validPassword = function (password) {
    'use strict';
    return bcrypt.compareSync(password, this.password);
};
userSchema.methods.encryptPassword = function (confirmpassword) {
    "use strict";
    return bcrypt.hashSync(confirmpassword, bcrypt.genSaltSync(10), null);
};
userSchema.methods.validPassword = function (confirmpassword) {
    return bcrypt.compareSync(confirmpassword, this.confirmpassword);
};

module.exports = mongoose.model("Buyer", userSchema);