/**
 * Magento
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the Academic Free License (AFL 3.0)
 * that is bundled with this package in the file LICENSE_AFL.txt.
 * It is also available through the world-wide-web at this URL:
 * http://opensource.org/licenses/afl-3.0.php
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@magentocommerce.com so we can send you a copy immediately.
 *
 * DISCLAIMER
 *
 * Do not edit or add to this file if you wish to upgrade Magento to newer
 * versions in the future. If you wish to customize Magento for your
 * needs please refer to http://www.magentocommerce.com for more information.
 *
 * @copyright  Copyright (c) 2008 Irubin Consulting Inc. DBA Varien (http://www.varien.com)
 * @license    http://opensource.org/licenses/afl-3.0.php  Academic Free License (AFL 3.0)
 */
if(typeof Product=='undefined') {
    var Product = {};
}
/**************************** BUNDLE PRODUCT **************************/
Product.Bundle = Class.create();
Product.Bundle.prototype = {
    initialize: function(config){
        this.config = config;
        this.reloadPrice();
    },
    changeSelection: function(selection){
        parts = selection.id.split('-');
        if (this.config['options'][parts[2]].isMulti) {
            selected = new Array();
            if (selection.tagName == 'SELECT') {
                for (var i = 0; i < selection.options.length; i++) {
                    if (selection.options[i].selected && selection.options[i].value != '') {
                        selected.push(selection.options[i].value);
                    }
                }
            } else if (selection.tagName == 'INPUT') {
                selector = parts[0]+'-'+parts[1]+'-'+parts[2];
                selections = $$('.'+selector);
                for (var i = 0; i < selections.length; i++) {
                    if (selections[i].checked && selections[i].value != '') {
                        selected.push(selections[i].value);
                    }
                }
            }
            this.config.selected[parts[2]] = selected;
        } else {
            if (selection.value != '') {
                this.config.selected[parts[2]] = new Array(selection.value);
            } else {
                this.config.selected[parts[2]] = new Array();
            }
            this.populateQty(parts[2], selection.value);
        }
        this.reloadPrice();

    },

    reloadPrice: function() {
        var calculatedPrice = 0;
        for (var option in this.config.selected) {
            if (this.config.options[option]) {
                for (var i=0; i < this.config.selected[option].length; i++) {
                    calculatedPrice += Number(this.selectionPrice(option, this.config.selected[option][i]));
                }
            }
        }

        if (this.config.specialPrice) {
            var newPrice = (calculatedPrice*this.config.specialPrice)/100;
            calculatedPrice = Math.min(newPrice, calculatedPrice);
        }

        optionsPrice.changePrice('bundle', calculatedPrice);
        optionsPrice.reload();

        return calculatedPrice;
    },

    selectionPrice: function(optionId, selectionId) {
        if (selectionId == '' || selectionId == 'none') {
            return 0;
        }

        if (this.config.options[optionId].selections[selectionId].customQty == 1 && !this.config['options'][optionId].isMulti) {
            if ($('bundle-option-' + optionId + '-qty-input')) {
                qty = $('bundle-option-' + optionId + '-qty-input').value;
            } else {
                qty = 1;
            }
        } else {
            qty = this.config.options[optionId].selections[selectionId].qty;
        }

        if (this.config.priceType == '0') {
            price = this.config.options[optionId].selections[selectionId].price;
            tierPrice = this.config.options[optionId].selections[selectionId].tierPrice;

            for (var i=0; i < tierPrice.length; i++) {
                if (Number(tierPrice[i].price_qty) <= qty && Number(tierPrice[i].price) <= price) {
                    price = tierPrice[i].price;
                }
            }
        } else {
            selection = this.config.options[optionId].selections[selectionId];
            if (selection.priceType == '0') {
                price = selection.priceValue;
            } else {
                price = (this.config.basePrice*selection.priceValue)/100;
            }
        }
        return price*qty;
    },

    populateQty: function(optionId, selectionId){
        if (selectionId == '' || selectionId == 'none') {
            this.showQtyInput(optionId, '0', false);
            return;
        }
        if (this.config.options[optionId].selections[selectionId].customQty == 1) {
            this.showQtyInput(optionId, this.config.options[optionId].selections[selectionId].qty, true);
        } else {
            this.showQtyInput(optionId, this.config.options[optionId].selections[selectionId].qty, false);
        }
    },

    showQtyInput: function(optionId, value, canEdit) {
        elem = $('bundle-option-' + optionId + '-qty-input');
        elem.value = value;
        elem.disabled = !canEdit;
        if (canEdit) {
            elem.removeClassName('qty-disabled');
        } else {
            elem.addClassName('qty-disabled');
        }
    },

    changeOptionQty: function (element) {
        if (Number(element.value) == 0) {
            element.value = 1;
        }
        parts = element.id.split('-');
        optionId = parts[2];
        if (!this.config['options'][optionId].isMulti) {
            selectionId = this.config.selected[optionId][0];
            this.config.options[optionId].selections[selectionId].qty = element.value*1;
            this.reloadPrice();
        }
    },

    validationCallback: function (elmId, result){
        if (typeof elmId == 'undefined') {
            return;
        }
        var container = $(elmId).up('ul.options-list');
        if (typeof container != 'undefined') {
            if (result == 'failed') {
                container.removeClassName('validation-passed');
                container.addClassName('validation-failed');
            } else {
                container.removeClassName('validation-failed');
                container.addClassName('validation-passed');
            }
        }
    }
}