/**
 * 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);
        }

        optionsPricebundle.changePrice('bundle', calculatedPrice);
        optionsPricebundle.changePrice('nontaxable', dispositionPrice);
        optionsPricebundle.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');
            }
        }
    }
}


Product.OptionsPricebundle = Class.create();
Product.OptionsPricebundle.prototype = {
    initialize: function(config) {
        this.productId          = config.productId;
        this.priceFormat        = config.priceFormat;
        this.includeTax         = config.includeTax;
        this.defaultTax         = config.defaultTax;
        this.currentTax         = config.currentTax;
        this.productPrice       = config.productPrice;
        this.showIncludeTax     = config.showIncludeTax;
        this.showBothPrices     = config.showBothPrices;
        this.productPrice       = config.productPrice;
        this.productOldPrice    = config.productOldPrice;
        this.skipCalculate      = config.skipCalculate;
        this.duplicateIdSuffix  = config.idSuffix;

        this.oldPlusDisposition = config.oldPlusDisposition;
        this.plusDisposition    = config.plusDisposition;

        this.oldMinusDisposition = config.oldMinusDisposition;
        this.minusDisposition    = config.minusDisposition;

        this.optionPrices = {};
        this.containers = {};

        this.displayZeroPrice   = true;

        this.initPrices();
    },

    setDuplicateIdSuffix: function(idSuffix) {
        this.duplicateIdSuffix = idSuffix;
    },

    initPrices: function() {
        this.containers[0] = 'product-price-' + this.productId;
        this.containers[1] = 'bundle-price-' + this.productId;
        this.containers[2] = 'price-including-tax-' + this.productId;
        this.containers[3] = 'price-excluding-tax-' + this.productId;
        this.containers[4] = 'old-price-' + this.productId;
    },

    changePrice: function(key, price) {
        this.optionPrices[key] = parseFloat(price);
    },

    getOptionPrices: function() {
        var result = 0;
        var nonTaxable = 0;
        $H(this.optionPrices).each(function(pair) {
            if (pair.key == 'nontaxable') {
                nonTaxable = pair.value;
            } else {
                result += pair.value;
            }
        });
        var r = new Array(result, nonTaxable);
        return r;
    },

    reload: function() {
        var price;
        var formattedPrice;
        var optionPrices = this.getOptionPrices();
        var nonTaxable = optionPrices[1];
        optionPrices = optionPrices[0];
        $H(this.containers).each(function(pair) {
            var _productPrice;
            var _plusDisposition;
            var _minusDisposition;
            if ($(pair.value)) {
                if (pair.value == 'old-price-'+this.productId && this.productOldPrice != this.productPrice) {
                    _productPrice = this.productOldPrice;
                    _plusDisposition = this.oldPlusDisposition;
                    _minusDisposition = this.oldMinusDisposition;
                } else {
                    _productPrice = this.productPrice;
                    _plusDisposition = this.plusDisposition;
                    _minusDisposition = this.minusDisposition;
                }

                var price = optionPrices+parseFloat(_productPrice)
                if (this.includeTax == 'true') {
                    // tax = tax included into product price by admin
                    var tax = price / (100 + this.defaultTax) * this.defaultTax;
                    var excl = price - tax;
                    var incl = excl*(1+(this.currentTax/100));
                } else {
                    var tax = price * (this.currentTax / 100);
                    var excl = price;
                    var incl = excl + tax;
                }

                excl += parseFloat(_plusDisposition);
                incl += parseFloat(_plusDisposition);
                excl -= parseFloat(_minusDisposition);
                incl -= parseFloat(_minusDisposition);

                //adding nontaxlable part of options
                excl += parseFloat(nonTaxable);
                incl += parseFloat(nonTaxable);

                if (pair.value == 'price-including-tax-'+this.productId) {
                    price = incl;
                } else if (pair.value == 'old-price-'+this.productId) {
                    if (this.showIncludeTax || this.showBothPrices) {
                        price = incl;
                    } else {
                        price = excl;
                    }
                } else {
                    if (this.showIncludeTax) {
                        price = incl;
                    } else {
                        if (!this.skipCalculate || _productPrice == 0) {
                            price = excl;
                        } else {
                            price = optionPrices+parseFloat(_productPrice);
                        }
                    }
                }

                if (price < 0) price = 0;

                if (price > 0 || this.displayZeroPrice) {
                    formattedPrice = this.formatPrice(price);
                } else {
                    formattedPrice = '';
                }

                if ($(pair.value).select('.price')[0]) {
                    $(pair.value).select('.price')[0].innerHTML = formattedPrice;
                    if ($(pair.value+this.duplicateIdSuffix) && $(pair.value+this.duplicateIdSuffix).select('.price')[0]) {
                        $(pair.value+this.duplicateIdSuffix).select('.price')[0].innerHTML = formattedPrice;
                    }
                } else {
                    $(pair.value).innerHTML = formattedPrice;
                    if ($(pair.value+this.duplicateIdSuffix)) {
                        $(pair.value+this.duplicateIdSuffix).innerHTML = formattedPrice;
                    }
                }
            };
        }.bind(this));
    },
    formatPrice: function(price) {
        return formatCurrency(price, this.priceFormat);
    }
}