oroinc / orocommerce

define(function(require) {

    'use strict';

    var _ = require('underscore');

    var $ = require('jquery');

    var __ = require('orotranslation/js/translator');

    var messenger = require('oroui/js/messenger');

    var defaultParam = {

        message: 'All product prices should be unique.'

    };

    /**

     * @param {HTMLElement} element

     * @return {string}

     */

    function getStringifiedValues(element) {

        var price = $(element);

        var priceList = price.find('input[name$="[priceList]"]').val();

        var quantity = price.find('input[name$="[quantity]"]').val();

        var unit = price.find('select[name$="[unit]"] option:selected').val();

        var currency = price.find('select[name$="[currency]"] option:selected').val();

        if (

            !priceList || !priceList.trim() ||

            !quantity || !quantity.trim() ||

            !unit || !unit.trim() ||

            !currency || !currency.trim()

        ) {

            return '';

        }

        return [priceList, parseFloat(quantity), unit, currency].join(':');

    }

    /**

     * @export oropricing/js/validator/unique-product-prices

     */

    return [

        'Oro\\Bundle\\PricingBundle\\Validator\\Constraints\\UniqueProductPrices',

        function(value, element) {

            var processedPrices = [];

            var $container = $(element).closest('.oro-item-collection');

            var duplicate = _.find($container.find('.oro-multiselect-holder'), function(price) {

                var stringifiedPrice = getStringifiedValues(price);

                if (stringifiedPrice === '') {

                    return;

                }

                if (processedPrices.indexOf(stringifiedPrice) !== -1) {

                    // duplicates are found

                    return true;

                } else {

                }

            });

        },

        function(param) {

            param = _.extend({}, defaultParam, param);

            messenger.notificationFlashMessage('error', __(param.message, {}));

            return false;

        }

    ];

});