/**
 * Created by yoho on 2017-01-05.
 */

var $ = require('yoho-jquery');
var dialog = require('../common/dialog');
var Dialog = dialog.Dialog;
var Alert = dialog.Alert;
var Confirm = dialog.Confirm;

var $cartnewTips = $('.cartnew-tips'),
    $payWapper = $('.pay-wapper'),
    $cartnewSum = $('.cartnew-sum'),
    CART_ITEM_DEL_URL = '/cart/index/remove',
    CART_ITEM_FAV_URL = '/cart/index/fav',
    selColorWinTpl = require('hbs/cart/select-color-panel.hbs'),
    giftsWinTpl = require('hbs/cart/cart-gifts-win-tpl.hbs'),
    productInfoTpl = require('hbs/cart/cart-product-info-tpl.hbs'),
    $goodsSelWin = $('#Y_goodsSelectWin');

// 关闭温馨提示
$cartnewTips.find('.btn_close').click(function() {
    $cartnewTips.fadeOut();
});

// 滚动到第一个选中的商品
function scrollToFirst() {
    var $selected = $payWapper.find('li[data-role="pitem"] .cart-item-check.cart-item-checked:eq(0)');
    var top = 0;

    if ($selected.length > 0) {
        top = $selected.offset().top - 36;
        $('html,body').scrollTop(top);
    }

    return false;
}

function toggleCheckAllPros() {

}

// checkbox提交ajax
function choiceOut(items) {

    var skuList = $.isArray(items) ? items : [items];
    var hasPromotion = false;

    $.each(skuList, function(idx, it) {

        if (it.promotion_id) {
            hasPromotion = true;
            return false;
        }
    });

    return $.ajax({
        type: 'POST',
        dataType: 'json',
        url: '/cart/index/select',
        data: {
            skuList: JSON.stringify(skuList),
            hasPromotion: hasPromotion
        },
        beforeSend: function() {
            $('.loading').css({
                top: $(document).scrollTop() + 200
            });
            $('.loading').show();
        }
    }).then(function(d) {
        if (d.code === 200) {
            window.history.go(0);
        }
    });
}

/*
 * 1. 删除购物车商品，把删除的商品移入cookie中
 * 2. 移到收藏夹
 * data: 数据
 * tpe: true - 删除，默认 移入收藏夹
 */
function cartItemDel(items, type, cookieList) {

    var selList = $.isArray(items) ? items : [items];
    var hasPromotion = false;

    $.each(selList, function(idx, it) {
        if (it.promotion_id) {
            hasPromotion = true;
            return false;
        }
    });

    return $.ajax({
        type: 'POST',
        dataType: 'json',
        url: type === true ? CART_ITEM_DEL_URL : CART_ITEM_FAV_URL,
        data: {
            skuList: JSON.stringify(selList),
            hasPromotion: hasPromotion
        },
        beforeSend: function() {
            $('.loading').css({
                top: $(document).scrollTop() + 200
            });
            $('.loading').show();
        }
    }).then(function(d) {
        if (d.code === 200) {
            if (cookieList) {
                window.setCookie('cart-del-list', JSON.stringify(cookieList), {
                    domain: '.yohobuy.com',
                    path: '/'
                });
            }
            window.history.go(0);
        } else if (d.code === 300) {
            $('.loading').hide();
            new Alert(d.message).show();
        } else if (d.code === 403) {
            if (d.data.url) {
                window.location = d.data.url;
            }
        }
    });
}

// 购物车商品增减
var cartItemNumChg = (function(data) {

    var countBusy = false;   // 保证一次只请求完成前不能再次发起

    return function(data) {

        if (countBusy) {
            return;
        }

        countBusy = true;
        $.ajax({
            type: 'POST',
            dataType: 'json',
            url: '/cart/index/modifyNum',
            data: data
        }).then(function(d) {

            if (d.code === 200) {
                window.history.go(0);
            } else {
                new Alert(d.message === '' ? '加入购物车失败哦~~' : d.message).show();
            }
            countBusy = false;
        });
    };
})();

function getProductInfo(pid, skn) {
    return $.ajax({
        type: 'GET',
        url: '/cart/index/getProductData',  // '/product/item/getProductInfo',
        data: {
            productId: pid,
            skn: skn
        }
    }).done(function(res) {
        return res;
    });
}


// 根据id获取商品信息
function getProductHtmlInfo(productId) {
    return $.ajax({
        type: 'GET',
        dataType: 'html',
        url: '/cart/index/getProductInfo',
        data: {
            productId: productId
        }
    }).then(function(d) {

        return d;

        /* pacList = 0;
        $goodsDetail.html(' ');
        $goodsDetail.append(d);
        $goodsDetail.show();
        $('.detail-bigpic:not(.none) .con li:first').addClass('active');

        if ($('.showSizeBox:not(.none) span').length < 2) {
            $('.showSizeBox:not(.none) span:first').addClass('atcive');
        }
        if (Number($('#addToCart').val()) !== 1) {
            $('.showSizeBox span').data('num', 0);
        }
        $.each($('.showSizeBox span'), function() {
            if ($(this).data('num') <= 0) {
                $(this).addClass('null-atcivec');
                console.log($('.showSizeBox:not(.none) span:first'));
                $('.showSizeBox:not(.none) span:first').removeClass('atcive');
            }
        });

        if (typeof promotionPrice !== 'undefined') {
            oldprice = $('.detail-info .oldprice del').html() ? $('.detail-info .oldprice del').html() : wapperPrice;
            htmlInfo = '<span class="oldprice">现价：<del>' + oldprice + '</del></span>' +
                '<span class="newprice">活动价：<b class="promotion-price">' + promotionPrice + '</b></span>';
            $('.detail-info .price').html(htmlInfo);
        }

        $('.detail-bigpic:not(.none) .bigpic:gt(0)').hide();

        $('.showSizeBox:not(.none)').find('span').each(function() {
            if ($(this).hasClass('null-atcivec')) {
                $('.addcart').addClass('none');
                $('.btn_sellout').removeClass('none');
            } else {
                $('.addcart').removeClass('none');
                $('.btn_sellout').addClass('none');
                return false;
            }
        });*/

    });
}

// 加入购物车，弹出框中加入购物车
function addcart(data, cookieList) {
    $.ajax({
        type: 'POST',
        url: '/cart/index/add',
        data: data
    }).then(function(d) {
        if (d.code === 200) {
            window.history.go(0);
            if (cookieList) {
                window.setCookie('cart-del-list', JSON.stringify(cookieList), {
                    domain: '.yohobuy.com',
                    path: '/'
                });
            }
        } else {
            new Alert(d.message === '' ? '加入购物车失败哦~~' : d.message).show();
        }
    });
}

function parseProductInfo(productInfo, defaultInfo) {

    var index = 0;
    var colors;
    var colorsLen;
    var color;

    // 前端处理后的集合
    var filterSet = [];

    var sizeIdx;
    var curColor;
    var curSize;
    var hasActiveColor = false;
    var defaultColor = defaultInfo.color;
    var defaultSize = defaultInfo.size;
    var defaultImg;

    // 没有res.code
    if (productInfo.colors) {
        // 获取成功
        colors = productInfo.colors;
        colorsLen = colors.length;
        for (index; index < colorsLen; index++) {
            color = colors[index];

            // 迭代每一种颜色
            filterSet.push({
                pid: productInfo.productId,
                skn: productInfo.skn,
                name: color.name,
                src: color.src,
                focus: color.focus,
                title: color.title,
                sizes: color.size,
                pic: color.thumbs[0].shower,
                selectable: color.total > 0
            });
        }
    }

    // 默认选中用户选择的sku，若已售罄或下架，则选中列表中第一个非售罄的sku
    for (index = 0; index < filterSet.length; index++) {
        curColor = filterSet[index];
        if (!hasActiveColor && String(curColor.name) === String(defaultInfo.color)) {
            curColor.active = true;
            curColor.hasActiveColor = hasActiveColor = true;

            defaultImg = curColor.pic;
        }

        curSize = curColor.sizes;

        for (sizeIdx = 0; sizeIdx < curSize.length; sizeIdx++) {

            if (curColor.hasActiveColor && curSize[sizeIdx].sku === defaultInfo.sku) {
                // console.log(curSize[sizeIdx]);
                curSize[sizeIdx].sizeActive = true;
                break;
            }
        }
    }

    // 若无对应颜色，则选中第一个颜色
    if (!hasActiveColor) {
        filterSet[0].active = true;
        defaultColor = filterSet[0].color;

        defaultImg = filterSet[0].pic;
    }

    return {
        skn: productInfo.skn,
        colors: filterSet,
        defaultColor: defaultColor,
        defaultSize: defaultSize,
        defaultImg: defaultImg
    };
}

function updateCartItem(newSku, oldSku) {

    $.ajax({
        type: 'POST',
        url: '/cart/index/updateProduct',
        data: {
            swapData: JSON.stringify([{
                buy_number: '1',
                selected: 'Y',
                new_product_sku: newSku,
                old_product_sku: oldSku
            }])
        }
    }).then(function(d) {
        if (d.code === 200) {
            window.history.go(0);
        } else {
            new Alert(d.message === '' ? '修改商品失败哦~~' : d.message).show();
        }
    });
}

function updateCartGiftItem(promotionId, newSkn, newSku) {

    $.ajax({
        type: 'POST',
        url: '/cart/index/swapGift',
        data: {
            promotionId: promotionId,
            newSkn: newSkn,
            newSku: newSku
        }
    }).then(function(d) {
        if (d.code === 200) {
            window.history.go(0);
        } else {
            new Alert(d.message === '' ? '修改商品失败哦~~' : d.message).show();
        }
    });
}

function renderAndShowSelWin($item, pinfo) {

    $item.find('.goods-choose-box').remove();
    var $selWin = $(selColorWinTpl(pinfo)).appendTo($item);
    $selWin.show();
}

function getProductByPromotionId(promotionId) {
    return $.ajax({
        type: 'GET',
        url: '/cart/index/queryPromotionGift',
        data: {
            promotionId: promotionId
        }
    }).done(function(res) {
        return res;
    });
}

function renderAndShowGiftWin(plist) {

    $goodsSelWin.find('.content').empty().html(giftsWinTpl(plist));
    $goodsSelWin.show();

    /* var d = new Dialog({
        content: giftsWinTpl(plist),
        className: 'cart-togetherGoods'
    });

    d.show();*/

    // bindGiftWinAction(d.$el);
}

var Cart = {
    addToCart: function(params) {

    },
    toggleSelectOne: function() { // 单选

        var $this = $(this);
        var $pitem = $this.closest('li[data-role="pitem"]');
        var item;

        $this.toggleClass('cart-item-checked');

        item = {
            product_sku: $pitem.data('id'),
            selected: $this.hasClass('cart-item-checked') ? 'Y' : 'N',
            buy_number: $pitem.data('productnum'),
            goods_type: $pitem.data('goodstype'),
            promotion_id: $pitem.data('promotionid') ? $pitem.data('promotionid') : 0
        };

        return choiceOut(item);
    },
    toggleSelectAll: function() { // 全选

        var $this = $(this);
        var selected = $this.hasClass('cart-item-checked') ? 'Y' : 'N';
        var selectArray = [];

        $payWapper.find('.cart-item-check').each(function() {
            var $t = $(this);

            if ($t.data('id')) {
                selectArray.push({
                    product_sku: $t.data('id'),
                    selected: selected,
                    buy_number: $t.data('productnum'),
                    goods_type: $t.data('goodstype'),
                    promotion_id: $t.data('promotionid') || 0
                });
            }
        });

        choiceOut(selectArray);
    },
    del: function() {

        var $this = $(this);
        var $item = $this.closest('li[data-role="pitem"]');
        var selectArray = [];
        var content = '<div><span></span>删除商品</div><p>确定从购物车中删除此商品？</p>';
        var countJSON;

        selectArray.push({
            product_sku: $item.data('id'),
            buy_number: $item.data('productnum'),
            promotion_id: $item.data('promotionid') || 0
        });

        if (!$this.data('gift')) {
            countJSON = {
                productPrice: $item.find('.productPrice').text(),
                productTitle: $item.find('.pay-pro-info a').text(),
                link: $item.find('.pay-pro-info a').attr('href'),
                productNum: $item.data('productnum'),
                productSku: $item.data('id'),
                promotionId: $item.data('promotionid')
            };
        }

        new Confirm({
            content: content,
            cb: function() {
                cartItemDel(selectArray, true, countJSON);
            }
        }).show();
    },
    delAll: function() {

        var selectArray = [];
        var PromotionArray = [];
        var content = '<div><span></span>删除商品</div><p>确定从购物车中删除所有选中商品？</p>';

        $payWapper.find('.cart-item-check').each(function() {

            var $item = $(this);
            var $chk = $item.find('.cart-item-check');
            if ($chk.hasClass('cart-item-checked')) {

                if ($item.data('id')) {

                    selectArray.push({
                        product_sku: $item.data('id'),
                        buy_number: $item.data('productnum'),
                        promotion_id: $item.data('promotionid') || 0
                    });

                    PromotionArray.push({
                        productPrice: $item.find('.productPrice').text(),
                        productTitle: $item.find('.pay-pro-info a').text(),
                        link: $item.find('.pay-pro-info a').attr('href'),
                        productNum: $item.data('productnum'),
                        productSku: $item.data('id'),
                        promotionId: $item.data('promotionid')
                    });
                }
            }
        });

        if (!$.isEmptyObject(selectArray)) {
            new Confirm({
                content: content,
                cb: function() {
                    cartItemDel(selectArray, true, PromotionArray);
                }
            }).show();
        } else {
            new Alert('请至少选择一件商品').show();
        }
    },
    toFav: function() {

        var $this = $(this);
        var $item = $this.closest('li[data-role="pitem"]');
        var item = {
            product_sku: $item.data('id'),
            buy_number: $item.data('productnum'),
            promotion_id: $item.data('promotionid') ? $item.data('promotionid') : 0
        };

        cartItemDel(item);
    },
    toFavAll: function() {

        var selectArray = [];

        $payWapper.find('.cart-item-check').each(function() {

            var $item = $(this);
            var $chk = $item.find('.cart-item-check');
            if ($chk.hasClass('cart-item-checked')) {

                if ($item.data('id')) {
                    selectArray.push({
                        product_sku: $(this).data('id'),
                        buy_number: $(this).data('productnum'),
                        promotion_id: $item.data('promotionid') || 0
                    });
                }
            }
        });

        if (!$.isEmptyObject(selectArray)) {
            cartItemDel(selectArray);
        } else {
            new Alert('请至少选择一件商品').show();
        }
    },
    modNum: function() {
        var $this = $(this);
        var countJSON = {};
        var oprType = $this.hasClass('minus') ? 'decreaseNum' : 'increaseNum';

        countJSON[oprType] = 1;

        if ($this.siblings('input').val() === '1' && $this.hasClass('minus')) {
            return false;
        }

        cartItemNumChg($.extend(countJSON, {
            sku: $this.closest('li[data-role="pitem"]').data('id')
        }));
    },
    cleanAllDisable: function() {
        var selectArray = [];
        var PromotionArray = [];
        var content = '<div><span></span>删除商品</div><p>确定从购物车中删除所有选中商品？</p>';

        $payWapper.find('.cart-item-check').each(function() {

            var $item = $(this);
            var $chk = $item.find('.cart-item-check');
            if ($chk.hasClass('cart-item-checked')) {

                if ($item.data('id')) {

                    selectArray.push({
                        product_sku: $item.data('id'),
                        buy_number: $item.data('productnum'),
                        promotion_id: $item.data('promotionid') || 0
                    });

                    PromotionArray.push({
                        productPrice: $item.find('.productPrice').text(),
                        productTitle: $item.find('.pay-pro-info a').text(),
                        link: $item.find('.pay-pro-info a').attr('href'),
                        productNum: $item.data('productnum'),
                        productSku: $item.data('id'),
                        promotionId: $item.data('promotionid')
                    });
                }
            }
        });

        if (!$.isEmptyObject(selectArray)) {
            new Confirm({
                content: content,
                cb: function() {
                    cartItemDel(selectArray, true, PromotionArray);
                }
            }).show();
        } else {
            new Alert('请至少选择一件商品').show();
        }
    },
    showColorSizePanel: function() {

        var $this = $(this);
        var $item = $this.closest('li[data-role="pitem"]');
        var pinfo = $this.data('_p_info');
        var $selWin = $item.find('.goods-choose-box');
        var pid = $item.data('pid');
        var skn = $item.data('skn');
        var sku = $item.data('id');
        var defaultInfo = {
            color: $item.data('color'),
            size: $item.data('size'),
            pid: pid,
            sku: sku,
            skn: skn
        };

        $payWapper.find('.pay-pro-detail').removeClass('active');

        if ($selWin && $selWin.length && $selWin.is(':visible')) {
            $selWin.hide();
            return;
        }

        $item.find('.pay-pro-detail').addClass('active');
        $payWapper.find('.goods-choose-box').hide();


        if (!pinfo) {
            getProductInfo(pid, skn).done(function(productInfo) {

                pinfo = parseProductInfo(productInfo, defaultInfo);

                $this.data('_p_info', pinfo);
                renderAndShowSelWin($item, pinfo);
            }).fail(function() {
                new Alert('此商品无法编辑颜色和尺寸').show();
            });
            return;
        }

        renderAndShowSelWin($item, pinfo);
    },
    editColorOrSize: function() {

        var $this = $(this);
        var $item = $this.closest('li[data-role="pitem"]');
        var pid = $item.data('pid');
        var oldSku = $item.data('id');
        var $size = $this.closest('.goods-choose-box').find('.choose-size .dt.active');
        var newSku = $size.data('sku');
        var newSkn = $this.closest('.goods-info').data('skn');
        var promotionId = $item.data('promotionid');

        // 没有重新选择颜色-尺码，则不用重新请求显示
        if (!oldSku || !newSku || oldSku === newSku) {
            Cart._hideColorSizePanel($item);
            return false;
        }

        // 加价购更换
        if ($item.data('isgift') || $item.data('ispricegift')) {
            return updateCartGiftItem(promotionId, newSkn, newSku);
        }
        updateCartItem(newSku, oldSku);
    },
    _hideColorSizePanel: function($item) {
        $item.find('.goods-choose-box').hide();
        $item.find('.pay-pro-detail').removeClass('active');
    },
    hideColorSizePanel: function(event) {
        var $this = $(this);

        event.stopPropagation();
        Cart._hideColorSizePanel($this.closest('li[data-role="pitem"]'));
    },
    selectColor: function() {
        var $this = $(this);
        var index = $this.index($this.parent().find('.dt'));
        var $srows = $this.closest('.goods-info').find('.choose-size .size-row');
        var $bigImgs = $this.closest('.goods-choose-box').find('.goods-info-bigImg .bigImg');

        if ($this.hasClass('active')) return;

        $this.siblings('.dt').removeClass('active');
        $this.addClass('active');

        $srows.find('.dt').removeClass('active');
        $srows.addClass('hide');
        $srows.eq(index).removeClass('hide');

        $bigImgs.addClass('hide');
        $bigImgs.eq(index).removeClass('hide');
    },
    selectSize: function() {

        var $this = $(this);

        $this.siblings('.dt').removeClass('active');
        $this.addClass('active');
    },
    showGiftWin: function() {

        var $this = $(this);
        var $wrap = $this.closest('[data-role="promotion-wrap"]');
        var promotionid = $wrap.data('promotionid');
        var promotionInfo = $wrap.data('_promotionInfo');
        var role = $this.data('role');
        var isSwap = role === 'pg-resel-btn' || role === 'gift-resel-btn';

        if (!promotionInfo) {
            getProductByPromotionId(promotionid).done(function(pinfo) {


                if (!pinfo && pinfo.code !== 200) {
                    return new Alert('获取商品失败，请稍后再试！').show();
                }

                promotionInfo = pinfo.data;
                promotionInfo.isSwap = isSwap;

                $wrap.data('_promotionInfo', promotionInfo);
                renderAndShowGiftWin(promotionInfo);
            }).fail(function() {
                new Alert('获取商品失败，请稍后再试！').show();
            });
            return;
        }

        renderAndShowGiftWin(promotionInfo);
    },
    submit: function() {
        /* understock = '';
        if ($('.pay-wapper input:checked').parents('tr').find('.tipNoStore').length > 0) {
            shopName = $('.pay-wapper input:checked').parents('tr').find('.tipNoStore');
            $.each(shopName.parents('tr').find('.pay-pro-info a'), function() {
                understock += $(this).html();
            });
            new Alert(understock + '库存不足').show();
        } else {
            if ($('.zp').length > 0 && !$(this).attr('title')) {
                $(this).attr('title', '1');
                new Alert('您有赠品没有选择，请选择完再结算!').show();
            } else {
                if ($('input:checked').length > 0) {

                    // 添加埋点
                    var productId = [];
                    $('.pay-wapper input:checked').parents('tr').each(function() {
                        if ($(this).attr('data-pid')) {
                            productId.push($(this).attr('data-pid'));
                        }
                    });

                    // 结算点击埋点
                    window.addPoint('YB_SC_TOBUY_CLICK', {PRD_ID: productId.join(',')});


                    if ($('.pre-sell-box input:checked').length > 0) {
                        window.location.href = '/cart/index/orderEnsure?type=2';
                    } else {
                        window.location.href = '/cart/index/orderEnsure?type=1';
                    }
                } else {
                    new Alert('请至少选择一件商品').show();
                }
            }
        }*/
    }
};

module.exports = Cart;

$payWapper.one('click', 'li[data-role="pitem"] .cart-item-check', Cart.toggleSelectOne);    // 单选
$cartnewSum.one('click', '.cart-item-check', Cart.toggleSelectAll); // 全选
$payWapper.on('click', '.cart-del-btn', Cart.del);  // 删除商品
$cartnewSum.on('click', '.delAll', Cart.delAll);    // 批量删除商品
$payWapper.on('click', '.cart-remove-btn', Cart.toFav);  // 移入收藏夹
$cartnewSum.on('click', '.removeAll', Cart.toFavAll);   // 批量移入收藏夹商品
$payWapper.on('click', '.minus, .plus', Cart.modNum);   // 修改购物车数量
$cartnewSum.on('click', '.clean-all-disable', Cart.cleanAllDisable);
$('.btn_account').on('click', Cart.submit);    // 结算

/** 重新选择商品颜色尺码 **/
$payWapper.on('click', 'li[data-role="pitem"] .pay-pro-detail', Cart.showColorSizePanel);
$payWapper.on('click', 'li[data-role="pitem"] .button-cancel', Cart.hideColorSizePanel);
$payWapper.on('click', 'li[data-role="pitem"] .button-sure', Cart.editColorOrSize);
$payWapper.find('li[data-role="pitem"]').on('click', '.goods-choose-box .choose-color .dt', Cart.selectColor);
$payWapper.find('li[data-role="pitem"]').on('click', '.goods-choose-box .choose-size .dt', Cart.selectSize);

/** 赠品加价购弹窗 **/
// 显示赠品
var giftBtn = ['[data-role=gift-view-btn]',
                '[data-role=gift-resel-btn]',
                '[data-role=gift-sel-btn]',
                '[data-role=pg-sel-btn]',
                '[data-role=pg-resel-btn]'];

$payWapper./* find('li[data-role="pitem"]').*/on('click', giftBtn.join(','), Cart.showGiftWin);
/*
$('.shop-cart').on('click', giftBtn.join(','), function() {

    var $this = $(this);
    var $win = $this.closest('[data-role=promotion-wrap]').find('[data-role=cart-gift-win]');

    console.log($win.length);
    $win.show();
});

$('.shop-cart').on('click', '[data-role="cart-gift-win"] .close', function() {
    $(this).closest('[data-role="cart-gift-win"]').hide();
});*/


var GoodsWinAction = {
    closeWin: function() {
// console.log($goodsSelWin);
        $goodsSelWin.hide();
    },
    changeGoods: function() {

        var $this = $(this);
        var id = $this.data('id');
        var skn = $this.data('skn');

        $this.sibling('li').removeClass('active');
        $this.addClass('active');

        getProductInfo(id, skn).then(res => {
            $goodsSelWin.find('.product-detail-info').empty().append(productInfoTpl(res));
        });
    },
    selThumb: function() {
        var $this = $(this);
        var idx = $(this).index();

        $goodsSelWin.find('.detail-bigpic:not(.none) .piclist li').removeClass('active');
        $this.addClass('active');
        $goodsSelWin.find('.detail-bigpic:not(.none) .bigpic').hide().eq(idx).show();
    },
    selThumbPrevNext: function() {
        var $this = $(this);
        var $detailBigpic = $this.closest('.detail-bigpic');
        var curIndex = Number($detailBigpic.data('_index') || 0);
        var $lis = $this.siblings('.con').find('li');

        if ($this.hasClass('next')) {
            if (curIndex >= $lis.length - 1) {
                return false;
            }
            curIndex++;
        } else {
            if (curIndex < 1) {
                return false;
            }
            curIndex--;
        }

        $detailBigpic.data('_index', curIndex);

        $lis.removeClass('active').eq(curIndex).addClass('active');
        $detailBigpic.find('.bigpic').hide().eq(curIndex).show();
    },
    selColor: function() {

        var $this = $(this);
        var idx = $this.index();
        var $detail = $this.closest('.detail-goods');
        var $sizes = $detail.find('[data-role=sizes] .size-row');
        var $detailBigpic = $detail.find('.detail-bigpic');
        var $curSize = $sizes.eq(idx);
        var $curDetailBig = $detailBigpic.eq(idx);
        var bigPicIndex = 0;    // 默认显示大图中的第一个图

        $curDetailBig.data('_index', bigPicIndex);

        $this.siblings('.color').find('p').removeClass('active');
        $this.find('p').addClass('active');

        $sizes.addClass('none');
        $curSize.removeClass('none');

        if ($curSize.find('span').length < 2) {
            $curSize.find('span:first').addClass('active');
        }

        $detailBigpic.addClass('none');
        $curDetailBig.removeClass('none');

        $curDetailBig.find('.bigpic').hide();
        $curDetailBig.find('.bigpic').eq(bigPicIndex).show();

        $curDetailBig.find('.con li').removeClass('active');
        $curDetailBig.find('.con li').eq(bigPicIndex).addClass('active');

        $sizes.eq(idx).find('span').each(function() {
            if ($(this).hasClass('null-atcivec')) {
                $goodsSelWin.find('.addcart').addClass('none');
                $goodsSelWin.find('.btn_sellout').removeClass('none');
            } else {
                $goodsSelWin.find('.addcart').removeClass('none');
                $goodsSelWin.find('.btn_sellout').addClass('none');
                return false;
            }
        });
    },
    selSize: function() {

        var $this = $(this);

        // var idx = $this.index();
        var shopNumAll = $this.data('num');

        $this.siblings('span').removeClass('active');
        $this.addClass('active');

        if (shopNumAll > 0) {
            $goodsSelWin.find('.addcart').removeClass('none');
            $goodsSelWin.find('.btn_sellout').addClass('none');
        } else {
            $goodsSelWin.find('.addcart').addClass('none');
            $goodsSelWin.find('.btn_sellout').removeClass('none');
        }
    },
    changeNum: function() {

        var $this = $(this);
        var $pinfo = $this.closest('.product-detail-info');

        // var count = $this.hasClass('minus') ? 'decreaseNum' : 'increaseNum';
        var promotionId = $pinfo.data('promotionid');
        var $num = $goodsSelWin.find('#num');
        var shopNum = Number($num.val() || 1);

        if (promotionId) {
            if ($this.hasClass('cut')) {
                new Alert('-_-,已经是最后一件，不能再减了！').show();
            } else {
                new Alert('最多只能购买一件，您好像购买的太多了！').show();
            }
        } else {
            if ($this.hasClass('add')) {
                shopNum++;
            } else {
                shopNum--;
            }
            if (shopNum < 1) {
                new Alert('-_-,已经是最后一件，不能在减了！').show();
                shopNum = 1;
                return false;
            }

            $num.val(shopNum);
        }

    },
    add2Cart: function() {

        var $this = $(this);
        var $curSize = $goodsSelWin.find('[data-role=sizes] .size-row:not(.none) .active');
        var $num = $goodsSelWin.find('#num');
        var allNum = $curSize.data('num');
        var sku = $curSize.data('sku');
        var promotionId = $this.closest('.product-detail-info').data('promotionid') || 0;
        var isSwap = $this.closest('.product-detail-info').data('swap');

        if ($curSize.length <= 0) {
            new Alert('请选择尺码').show();
            return false;
        }

        if ($num.val() > allNum) {
            new Alert('库存不足，目前还有' + allNum + '个库存').show();
        } else {
            /* if (Number($('#addToCart').val()) === 1) {
             addcart(dataJSON);
             } else {
             new Alert('该商品无法加入购物车').show();
             }*/

            // 替换促销商品
            if (isSwap) {
                updateCartGiftItem(promotionId, newSkn, sku);
            } else {
                addcart({
                    productSku: sku,
                    buyNumber: $num.val(),
                    promotionId: promotionId
                });
            }
        }
    }
};

/** 弹窗事件绑定 **/
$goodsSelWin.on('click', '.close', GoodsWinAction.closeWin);
$goodsSelWin.on('click', '.slide-img .img-list .img-item', GoodsWinAction.changeGoods);
$goodsSelWin.on('click', '.piclist li', GoodsWinAction.selThumb);
$goodsSelWin.on('click', '.pre, .next', GoodsWinAction.selThumbPrevNext);
$goodsSelWin.on('click', '[data-role=colors] .color', GoodsWinAction.selColor);
$goodsSelWin.on('click', '[data-role=sizes] .size-row span', GoodsWinAction.selSize);
$goodsSelWin.on('click', '.cut, .add', GoodsWinAction.changeNum);
$goodsSelWin.on('click', '.addcart', GoodsWinAction.add2Cart);