/**
 * 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;
		var dispositionPrice = 0;
		for (var option in this.config.selected) {
			if (this.config.options[option]) {
				for (var i=0; i < this.config.selected[option].length; i++) {
					var prices = this.selectionPrice(option, this.config.selected[option][i]);
					calculatedPrice += Number(prices[0]);
					dispositionPrice += Number(prices[1]);
				}
			}
		}

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

		optionsPrice.changePrice('bundle', calculatedPrice);
		optionsPrice.changePrice('nontaxable', dispositionPrice);
		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;
			}
		}
		//price += this.config.options[optionId].selections[selectionId].plusDisposition;
		//price -= this.config.options[optionId].selections[selectionId].minusDisposition;
		//return price*qty;
		var disposition = this.config.options[optionId].selections[selectionId].plusDisposition +
			this.config.options[optionId].selections[selectionId].minusDisposition;

		var result = new Array(price*qty, disposition*qty);
		return result;
	},

	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, event) {
		var checkQty = true;
		if (typeof(event) != 'undefined') {
			if (event.keyCode == 8 || event.keyCode == 46) {
				checkQty = false;
			}
		}
		if (checkQty && (Number(element.value) == 0 || isNaN(Number(element.value)))) {
			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');
			}
		}
	}
}