/**
 * 商品详情models
 * @author: xuqi<qi.xu@yoho.cn>
 * @date: 2016/5/6
 */

'use strict';

const Promise = require('bluebird');
const co = Promise.coroutine;
const _ = require('lodash');
const Fn = require('lodash/fp');
const helpers = global.yoho.helpers;
const config = global.yoho.config;
const crypto = global.yoho.crypto;
const logger = global.yoho.logger;

const detailHelper = require('./detail-helper');

const _cached = require('./cache-utils');
const ProductModel = require('./detail-product-api');
const ConsultServiceModel = require('./detail-consult-service');
const CommentServiceModel = require('./detail-comment-service');
const HotAreaServiceModel = require('./detail-hotarea-service');
const CouponServiceModel = require('./coupon-service');
const ShopServiceModel = require('./shop-service');
const BrandServiceModel = require('./brand-service');
const FavoriteProductServiceModel = require('./favorite-product-service');

const seoHandler = require('./seo-handler');

const homeService = require('./home-service');
const HeaderModel = require('../../../doraemon/models/header');

const BLANK_STR = ' ';
const BUNDLE_PRODUCE = 2; // 量贩
const BUNDLE_PACKAGE = 1; // 套餐

const tdk = require('../../../utils/getTDK');
const productProcess = require('../../../utils/product-process');


function _getProductIntroAsync(productId, productSkn) {
    return co(function* () {
        let result = yield Promise.props({
            sizeInfo: this.productAPI.sizeInfoAsync(productSkn),
            productComfort: this.productAPI.getProductComfortAsync(productId),
            productModelTry: this.productAPI.getProductModelTryAsync(productSkn),
            banner: this.productAPI.getProductBannerAsync(productId),
            specialDesc: this.productAPI.getSpecialDesc(productSkn)
        });

        return result;
    }).bind(this)();
}

/**
 * 获取商品的喜欢
 * pid : product id
 * bid : brand id
 */
function _getProductFavoriteDataAsync(uid, pid) {
    return co(function* () {
        let result = {
            product: false,
            brand: false
        };

        if (!uid) {
            return result;
        }

        let requestApi = {};

        if (pid) {
            requestApi.product = this.favoriteProductService.isFavoriteAsync(uid, pid);
        }

        let requestData = yield Promise.props(requestApi);

        let productData = requestData.product;

        if (productData) {
            result.product = productData.code === 200 && productData.data ? true : false;
        }

        return result;
    }).bind(this)();
}

// 商品标签
function _getTagsDataByProductInfo(data) {
    let tags = [];

    _.get(data, 'tags', []).forEach((value) => {
        let tag = {};

        switch (value) {
            case 'is_soon_sold_out': // 即将售磬
                tag.isFew = true;
                break;
            case 'is_new': // 新品NEW
                tag.isNew = true;
                break;
            case 'is_discount': // SALE
                tag.isSale = true;
                break;
            case 'is_limited': // 限量
                tag.isLimit = true;
                break;
            case 'is_yohood': // YOHOOD
                tag.isNewFestival = true;
                break;
            case 'is_advance': // 再到着
                tag.isReNew = true;
                break;
            case 'mid_year':// 年中热促
                tag.isYearMidPromotion = true;
                break;
            case 'year_end':// 年终大促
                tag.isYearEndPromotion = true;
                break;
            case 'is_presell':// 预售
                tag.isPresell = true;
                break;
            default:
                break;
        }

        tags.push(tag);
    });

    return tags;
}

// vip 价格
function _getVipDataByProductBaseInfo(data, vipLevel, uid) {
    vipLevel = vipLevel || 0;
    uid = uid || 0;

    if (_.isEmpty(_.get(data, 'vip', []))) {
        return null;
    }

    let isVip = (_v) => _v > 0;
    let isLogin = (_u) => _u > 0;
    let isNormalUser = () => isLogin(uid) && !isVip(vipLevel);
    let isVipUser = () => isLogin(uid) && isVip(vipLevel);

    let vipData = {};

    vipData.unLogin = isLogin(uid) ? false : helpers.urlFormat('/signin.html');
    vipData.normalUser = isNormalUser();

    if (isVipUser()) {
        vipData.prices = {};
        _.some(data.vip, (vip) => {
            if (detailHelper.vipLevel(vip.caption + '会员') === vipLevel) {
                vipData.prices = {
                    price: vip.price,
                    name: vip.caption,
                    vipLevel: vipLevel
                };
                return true;
            }
        });
    }

    vipData.vipSchedualUrl = helpers.urlFormat('/home/vip', {
        t: _.random(10000, 9999999)
    });

    return vipData;
}

// 活动
function _getProductActivityBanner(data) {
    if (_.isEmpty(data) ||
        _.get(data, 'code', 400) !== 200 ||
        !_.get(data, 'data.bannerImg')) {
        return false;
    }

    return {
        activityImg: helpers.getForceSourceUrl(data.data.bannerImg),
        url: data.data.promotionUrl
    };
}

function _getBundleAsync(result) {
    return {
        count: _.get(result, 'data[0].bundleInfo.bundleCount', 1),
        phrase: _.get(result, 'data[0].bundleInfo.promotionPhrase', ''),
        type: _.get(result, 'data[0].bundleInfo.discountType', 1),
        discount: _.get(result, 'data[0].bundleInfo.discount', null)
    };
}

function _getActivityDataByProductBaseInfo(data) {
    return _.get(data, 'data', []).map(value => {
        let des = value.promotionTitle.replace(/￥/g, '¥');

        return {
            type: value.promotionType.replace(/￥/g, '¥'),
            des: des,
            url: value.id && helpers.urlFormat('',
                {psp_id: value.id, phrase: encodeURIComponent('以下商品参加  ' + des)}, 'list'
            )
        };
    });
}

/**
 * 获得sku商品数据
 */
function _getSkuDataByProductBaseInfo(data) {
    let totalStorageNum = 0;
    let skuGoods = null;// sku商品
    let defaultImage = '';// 默认图
    let defaultSkuFlag = false; // 选中状态
    let marketPrice = _.get(data, 'market_price', 0.0);
    let imageAlt = _imageAlt(data);  // eslint-disable-line

    if (_.isEmpty(_.get(data, 'goods_list', []))) {
        return {
            totalStorageNum,
            skuGoods,
            defaultImage
        };
    }

    skuGoods = _.get(data, 'goods_list', []).reduce((goodsDetailList, goods) => {

        // 如果status为0，即skc下架时就跳过该商品$value['status'] === 0
        let goodsDetail = {};

        if (_.isEmpty(goods.color_image)) {
            return goodsDetailList;
        }

        if (goods.images_list) {
            // 商品列表
            goodsDetail.productSkc = goods.product_skc;
            goodsDetail.src = goods.color_image;
            goodsDetail.title = `${_.trim(data.product_name)} ${goods.factory_goods_name}`;
            goodsDetail.name = goods.factory_goods_name;
            goodsDetail.focus = false;
            goodsDetail.total = 0;
            goodsDetail.thumbs = [];
            goodsDetail.size = [];

            if (goodsDetail.title.length > 20) {
                goodsDetail.title = goodsDetail.title.substr(0, 20) + '...';
            }
        }

        _.get(goods, 'images_list', []).forEach((good) => {
            if (good.image_url) {
                goodsDetail.thumbs.push({
                    url: '',
                    shower: good.image_url,
                    img: good.image_url,
                    title: goodsDetail.title,
                    imageAlt
                });
            }
        });

        // 缩略图空，不显示
        if (_.isEmpty(goodsDetail.thumbs)) {
            return goodsDetailList;
        }

        // 商品的尺码列表
        _.get(goods, 'size_list', []).forEach((size) => {
            if (data.attribute === 3) {
                // 虚拟商品,门票默认最大为4,
                size.storage_number = size.storage_number > 4 ? 4 : size.storage_number;
            } else {
                // 将（价格 > 500）并且（库存 > 5） 将库存变成 5 ，这里是为了防爬虫
                size.storage_number = marketPrice > 500.0 && size.storage_number > 5 ? 5 : size.storage_number;
            }

            // 如果status为0，即skc下架时就跳过该商品
            if (goods.status === 0) {
                size.storage_number = 0;
            }

            // 是否显示到货通知
            size.notify = size.isSuppled === 'Y' && size.storage_number === 0 ? 'Y' : 'N';

            // 尺码信息
            goodsDetail.size.push({
                name: size.size_name,
                sku: size.product_sku,
                num: _.parseInt(size.storage_number),
                goodsId: size.size_id,
                notify: size.notify,
                soldOut: _.parseInt(size.storage_number) === 0,
                info: _.get(size, 'size_info', '').replace(/\//ig, '-').replace(/ /ig, '／').replace(/:/ig, ' '),
                helper: _.get(size, 'size_rec', ''),
                limitNum: _.get(size, 'limit_buy_num', 0)
            });

            // 单个sku商品的总数
            goodsDetail.total += _.parseInt(size.storage_number);

            if (goodsDetail.total > 0 && !defaultSkuFlag) { // 默认选中该sku商品
                goodsDetail.focus = true;
                defaultImage = goodsDetail.src; // 默认为选中的skc
                defaultSkuFlag = true;// 选中sku商品
            }

            goodsDetail.disable = !goodsDetail.total > 0;

            totalStorageNum += _.parseInt(size.storage_number);

        });

        if (goodsDetail.focus) {
            _.some(goodsDetail.size, function(value) {
                if (value.num !== 0) {
                    value.focus = true;
                    return true;
                }
                return false;
            });
        }

        goodsDetailList.push(goodsDetail);
        return goodsDetailList;
    }, []);

    if (!_.isEmpty(skuGoods) && !defaultSkuFlag) { // 没有选中一个sku商品，默认选中第一个sku商品
        // 所有商品都售罄
        _.head(skuGoods).focus = true;
        defaultImage = _.head(skuGoods).src;
    }

    return {
        defaultImage: defaultImage,
        skuGoods: skuGoods,
        totalStorageNum: totalStorageNum,
        imageAlt
    };
}

/**
 * 处理限购商品的有关按钮状态（或取现购买以及底部商品购买按钮）
 *
 * @param int $uid
 * @param int $showStatus 限购商品的关联状态
 * @param boolean $isBeginSale 限购商品是否已开售
 */
function _getFashionTopGoodsStatus(uid, showStatus, isBeginSale) {
    // 潮流尖货状态
    // getLimitedCode //限购码状态
    // hadLimitedCode //是否已经获取限购码
    // limitedCodeSoldOut //限购码是否已经抢光
    // openSoon//即将开售
    // dis //失效
    // buyNow  //是否立即购买
    let result = {
        getLimitedCode: false,
        hadLimitedCode: false,
        limitedCodeSoldOut: false,
        openSoon: false,
        dis: false,
        buyNow: false,
        soldOut: false,
        getLimitedCodeDis: false
    };

    // 显示获取限购码按钮
    switch (showStatus) {
        case 1: // 开售前/后，立即分享获得限购码（用户未领取限购码）
            if (isBeginSale) {
                result.buyNow = true;
                result.dis = true;
            } else {
                result.openSoon = true;
            }
            result.getLimitedCode = true;
            break;
        case 2: // 开售后，限购码已抢光（用户未领取限购码）
            result.buyNow = true;
            result.dis = true;
            result.limitedCodeSoldOut = true;
            break;
        case 3: // 开售后，商品已经售罄
            result.soldOut = true;
            break;
        case 4:// 开售后，立即购买（用户已领取限购码）
            result.buyNow = true;
            result.hadLimitedCode = true;
            if (uid) { // 限购码失效
                result.getLimitedCodeDis = true;
            }
            break;
        case 5: // 开售前，限购码已被抢光（用户未领取限购码）
            result.openSoon = true;
            result.limitedCodeSoldOut = true;
            break;
        case 6: // 开售前，即将开售（用户已领取限购码）
            result.openSoon = true;
            result.hadLimitedCode = true;
            if (uid) { // 限购码失效
                result.getLimitedCodeDis = true;
            }
            break;
        case 7: // 开售后，用户已经用获得的限购码购买过商品
            result.buyNow = true;
            result.dis = true;
            result.hadLimitedCode = true;
            if (uid) { // 限购码失效
                result.getLimitedCodeDis = true;
            }
            break;
        default:
            break;
    }
    return result;
}

/**
 * 获取分类导航列表
 */
function _getSortNavAsync(productInfo, gender) {
    let data = [{
        sort_id: _.get(productInfo, 'data.maxSortId', ''),
        sort_name: _.get(productInfo, 'data.max_sort_name', '')
    }, {
        sort_id: _.get(productInfo, 'data.middleSortId', ''),
        sort_name: _.get(productInfo, 'data.middle_sort_name', '')
    }];

    let navs = [];
    let sort = data[0];

    // 一级分类
    navs.push({
        href: helpers.urlFormat('/list', {msort: sort.sort_id, gender: gender}),
        name: sort.sort_name,
        pathTitle: sort.sort_name
    });

    // 二级分类
    let subSort = data[1];

    navs.push({
        href: helpers.urlFormat('/list', {msort: sort.sort_id, misort: subSort.sort_id, gender: gender}),
        name: subSort.sort_name,
        pathTitle: subSort.sort_name
    });

    return navs;
}

// 保存在 gids 和 skns ,最近流览功能
function saveRecentGoodInCookies(oldSkns, res, addSkns) {
    oldSkns = oldSkns ? oldSkns.split(',') : [];
    oldSkns = _.reject(oldSkns, old => old === String(addSkns) ? true : false);
    oldSkns.unshift(addSkns);

    res.cookie('_browseskn', _.take(oldSkns, 30).join(','), {
        maxAge: 2000000000,
        domain: config.cookieDomain
    });
}

/**
 * 获取商品的舒适度
 */
function _getProductComfort(data) {
    let comfort = data.productComfort;

    if (_.isEmpty(comfort) || !comfort || !comfort.data) {
        return [];
    }

    return _.get(comfort, 'data', []).reduce((all, value) => {
        let blocks = [];
        let flag = false;

        _.range(1, 6).forEach(i => {
            if (i === _.get(value, 'wearSense.value')) {
                flag = true;
                blocks.push({
                    cur: true
                });
            } else {
                blocks.push({});
            }
        });

        // 不存在
        if (!flag) {
            return all;
        }

        // 存在，添加
        all.push({
            name: value.caption.caption,
            minDes: value.caption.low,
            blocks: blocks,
            maxDes: value.caption.high
        });

        return all;
    }, []);
}

/**
 * 基础商品描述
 */
function _getBasicDescription(productDescBo) {
    let sex = (function(gender) {
        if (gender === 1) {
            return '男款';
        } else if (gender === 2) {
            return '女款';
        } else {
            return '通用';
        }
    }(productDescBo.gender));

    const basic = [{
        key: '编号',
        value: productDescBo.erpProductId
    }, {
        key: '颜色',
        value: productDescBo.factoryGoodsName,
        dColor: true
    }, {
        key: '性别',
        value: sex
    }];

    if (productDescBo.guaranteeDay) {
        basic.push({key: '保质期', value: productDescBo.guaranteeDay});
    }

    if (productDescBo.productionTime) {
        basic.push({key: '生产日期', value: productDescBo.productionTime});
    }

    return _.get(productDescBo, 'standardBos', []).reduce((all, value) => {
        all.push({
            key: value.standardName,
            value: value.standardVal
        });

        return all;
    }, basic);
}

/**
 * 获得描述数据
 */
function _getDescriptionDataBySizeInfo(sizeInfo, additionalData) {
    if (!sizeInfo.productDescBo || !sizeInfo.productDescBo.erpProductId) {
        return false;
    }

    return {
        basic: _getBasicDescription(sizeInfo.productDescBo),
        comfort: _getProductComfort(additionalData)
    };
}

/**
 * 使sizeBoList id以 sizeAttributeBos id顺序一样
 * @param sizeInfoBo
 */
function _sizeInfoBoSort(sizeInfoBo) {
    if (!sizeInfoBo.sizeBoList || !sizeInfoBo.sizeAttributeBos) {
        return {};
    }

    _.get(sizeInfoBo, 'sizeBoList', []).forEach((sizeBoList, sizek) => {
        let sortAttr = {};

        sizeBoList.sortAttributes.forEach(sortAttributes => {
            sortAttr[sortAttributes.id] = sortAttributes;
        });

        sizeInfoBo.sizeBoList[sizek].sortAttributes = sortAttr;
    });

    _.get(sizeInfoBo, 'sizeBoList', []).forEach((sizeBoList, sizek) => {
        let sortAttr = [];

        sizeInfoBo.sizeAttributeBos.forEach(val => {
            if (sizeBoList.sortAttributes[val.id]) {
                sortAttr.push(sizeBoList.sortAttributes[val.id]);
            }
        });

        sizeInfoBo.sizeBoList[sizek].sortAttributes = sortAttr;

    });

    return sizeInfoBo;
}

/**
 * 获取尺寸信息
 * @param sizeInfo
 * @returns {{}}
 */
function _getSizeData(sizeInfo) {
    // 尺码信息
    if (!_.has(sizeInfo, 'sizeInfoBo')) {
        return {};
    }

    sizeInfo.sizeInfoBo = _sizeInfoBoSort(sizeInfo.sizeInfoBo);

    let boyReference = _.get(sizeInfo, 'productExtra.boyReference', false);
    let girlReference = _.get(sizeInfo, 'productExtra.girlReference', false);
    let gender = _.get(sizeInfo, 'productDescBo.gender', 3);
    let referenceName = (function() {
        if (gender === 3 && boyReference) {
            return '参考尺码(男)';
        } else if (gender === 3 && girlReference) {
            return '参考尺码(女)';
        } else {
            return '参考尺码';
        }
    }());

    // 判断是否显示参考尺码
    let showReference = (boyReference && _.get(sizeInfo, 'sizeInfoBo.sizeBoList[0].boyReferSize', false)) ||
        (girlReference && _.get(sizeInfo, 'sizeInfoBo.sizeBoList[0].girlReferSize', false));

    if (!_.has(sizeInfo, 'sizeInfoBo.sizeAttributeBos')) {
        return {};
    }

    // 尺码信息头部
    let size = {
        thead: [{name: '吊牌尺码', id: ''}],
        tbody: []
    };

    // 显示参考尺码
    if (showReference) {
        size.thead[1] = {name: referenceName, id: ''};
    }

    _.get(sizeInfo, 'sizeInfoBo.sizeAttributeBos', []).forEach((value) => {
        size.thead.push({
            name: value.attributeName || ' ',
            id: value.id
        });
    });

    _.get(sizeInfo, 'sizeInfoBo.sizeBoList', []).forEach((value) => {
        let sizes = [];

        // 吊牌尺码
        sizes.push(value.sizeName);

        // 判断是否显示参考尺码
        if (boyReference && (gender === 1 || gender === 3) && showReference) {
            sizes.push(_.get(value, 'boyReferSize.referenceName', ' '));
        } else if (girlReference && (gender === 2 || gender === 3) && showReference) {
            sizes.push(_.get(value, 'girlReferSize.referenceName', ' '));
        } else {
            if (size.thead[1] && showReference) {
                size.thead[1] = {};
            }
        }

        // 其他尺码信息
        _.get(value, 'sortAttributes', []).forEach(attr => {
            sizes.push(_.get(attr, 'sizeValue', BLANK_STR));
        });

        // 尺码信息
        size.tbody.push(sizes);
    });

    // 参考尺码为空
    if (_.isEmpty(size.thead[1]) && showReference) {
        // 移除这个值
        size.thead.splice(1, 1);
    }

    // 测量方式
    if (sizeInfo.sizeImage) {
        size.sizeImg = sizeInfo.sizeImage.replace('http://', '//');
    }

    return size;
}

/**
 * 获取商品模特卡
 * @param productId
 */
function _getProductModelCard(sortId, sizeInfo) {
    if (!sortId || !_.includes([1, 3, 4], sortId)) {
        return [];
    }

    const modelData = _.get(sizeInfo, 'modelCardsBo', []);

    if (_.isEmpty(modelData)) {
        return [];
    }

    const TYPE_SORT = {
        1: ['height', 'weight', 'shoulderWidth', 'bust', 'waist', 'dressSize'], // 上衣
        3: ['height', 'weight', 'waist', 'hip', 'downDressSize'], // 裤子
        4: ['height', 'weight', 'waist', 'hip', 'downDressSize'] // 裙子
    };

    const local_ = {
        height: ['身高', 'cm'],
        weight: ['体重', 'kg'],
        shoulderWidth: ['肩宽', 'cm'],
        bust: ['胸围', 'cm'],
        waist: ['腰围', 'cm'],
        dressSize: ['日常尺码', ''],
        downDressSize: ['日常尺码', ''],
        hip: ['臀围', 'cm']
    };

    return _.map(modelData, (model) => {
        return {
            avatar: _.get(model, 'avatar'),
            name: _.get(model, 'modelName'),
            size: _.get(model, 'size'),
            desc: _.reduce(TYPE_SORT[sortId], (total, value) => {
                if (model[value]) {
                    total.push({
                        key: local_[value][0],
                        value: model[value] + local_[value][1]
                    });
                }

                return total;
            }, [])
        };
    });
}

/**
 *  获取模特数据
 * @param sizeInfo
 */
function getReferenceDataBySizeInfo(sizeInfo) {
    if (_.isEmpty(sizeInfo.modelBos)) {
        return false;
    }

    // 模特试穿, 竖着输出排列显示
    // 模特信息
    let reference = {
        thead: [
            {name: ''},
            {name: '模特', modelCol: true},
            {name: '身高'},
            {name: '体重'},
            {name: '三围'},
            {name: '吊牌尺码'},
            {name: '试穿描述'}
        ],
        tbody: []
    };

    // 模特数据

    sizeInfo.modelBos.forEach((value) => {
        let modelValue = [
            helpers.getForceSourceUrl(value.avatar),
            value.modelName,
            value.height,
            value.weight,
            value.vitalStatistics,
            value.fitModelBo.fit_size,
            value.fitModelBo.feel
        ];

        // 是否有备注
        if (_.get(value, 'fitModelBo.fit_remark')) {
            modelValue.push(value.fitModelBo.fit_remark);
            reference.thead[7] = {name: '备注', remarkCol: true};
        }

        reference.tbody.push(modelValue);
    });

    return reference;
}

/**
 * 获取洗涤材质
 * @param sizeInfo
 */
function _getMaterialDataBySizeInfo(sizeInfo) {
    // 洗涤提示
    // 商品材质[洗涤说明]
    return {
        wash: _.get(sizeInfo, 'washTipsList', []).map((value) => ({
            name: value.caption,
            img: value.img
        })),
        materialDetail: _.get(sizeInfo, 'productMaterialList', []).map((value) => ({
            img: value.imageUrl.replace('http://', '//'),
            name: value.caption,
            enName: value.encaption,
            text: value.remark
        })),
        washTips: {
            tip: _.get(sizeInfo, 'washRemindTipsBo.remindTips', ''),
            img: _.replace(_.get(sizeInfo, 'washRemindTipsBo.img', ''), 'http:', '')
        }
    };
}

/**
 * 获取商品详情页介绍
 * @param sizeInfo
 */
function _getDetailDataBySizeInfo(sizeInfo) {
    let phrase = '';

    if (_.has(sizeInfo, 'productDescBo.phrase')) {
        phrase = `<em class='details-word'>${sizeInfo.productDescBo.phrase}</em><br/>`;
    }

    let intro = _.get(sizeInfo, 'productIntroBo.productIntro', '');

    return `<script id="details-intro"  type="text/x-handlebars-template">${phrase}${intro}</script>`;
}

/**
 * 获取模特试穿
 * @param productSkn
 */
function _getProductModelTry(data) {
    let result = data.productModelTry;

    if (_.isEmpty(result) || result.code !== 200 || _.isEmpty(result.data)) {
        return false;
    }

    let modelTry = {
        thead: ['模特', '身高', '体重', '三围', '试穿尺码', '试穿描述'],
        tbody: []
    };

    // 显示模特信息
    _.get(result, 'data.modelTryBoList', []).forEach((value) => {
        if (value.modelBo &&
            value.sizeBo &&
            value.modelBo.modelName &&
            value.sizeBo.sizeName) {

            modelTry.tbody.push([
                value.modelBo.modelName,
                value.modelBo.height,
                value.modelBo.weight,
                value.modelBo.vitalStatistics,
                value.sizeBo.sizeName,
                value.tryDesc
            ]);
        }
    });

    if (_.has(result, 'data.modelTryImgBoList')) {
        let tryImg = _.head(result.data.modelTryImgBoList);

        modelTry.frImg = helpers.getForceSourceUrl(_.get(tryImg, 'tryImg', '')) || '';
    }

    return modelTry;
}

/**
 * 商品尺码信息
 *
 * @param productSkn
 * @param maxSortId
 * @return object
 */
function _getIntroInfo(productSkn, maxSortId, additionalData) {
    if (!productSkn) {
        return {};
    }

    let sizeInfo = additionalData.sizeInfo;

    if (_.isEmpty(sizeInfo)) {
        return {};
    }

    let result = {};

    // 描述数据
    result.description = _getDescriptionDataBySizeInfo(sizeInfo, additionalData);

    // 模特卡
    result.modelCards = _getProductModelCard(maxSortId, sizeInfo);

    // 试穿模特
    result.fittingReport = _getProductModelTry(additionalData);

    // 尺寸数据
    result.size = _getSizeData(sizeInfo);

    // 模特数据
    result.reference = getReferenceDataBySizeInfo(sizeInfo);

    // 洗涤材质
    result.material = _getMaterialDataBySizeInfo(sizeInfo);

    // 商品详情页介绍
    result.details = _getDetailDataBySizeInfo(sizeInfo);

    // 特别说明
    result.specialDesc = additionalData.specialDesc;

    return result;
}

function _genderHelper(gender) {
    gender = gender || '';

    switch (gender) {
        case '1':
        case '1,3': {
            return '男款';
        }
        case '2':
        case '2,3': {
            return '女款';
        }
        default: {
            return '';
        }
    }
}

function _imageAlt(goodsInfo) {
    let navs = _getSortNavAsync({data: goodsInfo}, null);
    let alt = '';

    if (_.get(goodsInfo, 'brand_info.brand_name_en')) {
        alt += _.get(goodsInfo, 'brand_info.brand_name_en') + '|';
    }

    if (_.get(goodsInfo, 'brand_info.brand_name_cn')) {
        alt += _.get(goodsInfo, 'brand_info.brand_name_cn') + '|';
    }

    if (_.get(goodsInfo, 'gender')) {
        alt += _genderHelper(_.get(goodsInfo, 'data.gender', '1,3')) + '|';
    }

    if (_.get(navs, '[1].name')) {
        alt += navs[1].name + '|';
    }

    if (_.get(goodsInfo, 'product_name', '')) {
        alt += _.get(goodsInfo, 'product_name', '');
    }

    return alt;
}

// 支持服务
function _handleService(service) {
    if (service.code !== 200) {
        return {};
    }

    return service.data;
}

// 优惠券
function _getCoupon(coupons) {
    if (coupons.code !== 200 || _.isEmpty(_.get(coupons, 'data', []))) {
        return false;
    }

    let couponList = _.get(coupons, 'data', []);

    let pickProp = Fn.pick(['couponName', 'amount', 'couponId', 'acquireStatus', 'rule4ShortName']);
    let encodeId = Fn.update('couponId', (cid) => crypto.encryption(null, cid + ''));
    let replace = Fn.update('rule4ShortName', (r) => (r ? r.replace(/￥/g, '¥') : ''));

    return Fn.map(Fn.pipe(pickProp, encodeId, replace))(couponList);
}

// 预上架商品
function _isPreShelves(product) {
    let isUnShelves = _.get(product, 'status', -1) === 0;
    let hasSetShelvesTime = _.get(product, 'advance_shelve_time', -1) > 0;

    return isUnShelves && hasSetShelvesTime;
}

// 商品线下店状态
const OFFLINE_STATUS = {
    syncOnline: [1, 2],
    onlyOffline: [3, 4]
};

function _isOfflineSell(status) {
    return _.includes(OFFLINE_STATUS.onlyOffline, status);
}

/**
 * 详情页数据格式化
 * @param origin Object 原始数据
 * @return result Object 格式化数据
 */
function _detailDataPkg(origin, uid, vipLevel, cookies) {
    return co(function* () {
        if (_.isEmpty(origin) || _.isEmpty(origin.data)) {
            return {};
        }

        let result = {};

        result.md5 = origin.md5;// 用于前端数据变化的对比

        origin = origin.data;

        if (uid) {
            origin.uid = uid;
        }

        let propOrigin = _.partial(_.get, origin);

        // 商品名称
        if (!propOrigin('product_name')) {
            return result;
        }

        // sku商品信息，尺寸信息
        let skuData = _getSkuDataByProductBaseInfo(origin);

        result.name = propOrigin('product_name');
        result.skn = propOrigin('product_skn');
        result.productId = propOrigin('product_id');
        result.shopId = propOrigin('shop_id', 0);
        result.brandId = propOrigin('brand_info.brand_id', '');
        result.brandName = propOrigin('brand_info.brand_name', '');
        result.skuTitle = propOrigin('skuTitle', '尺码');

        result.maxSortId = propOrigin('maxSortId', '');
        result.smallSortId = propOrigin('smallSortId', '');
        result.middleSortId = propOrigin('middleSortId', '');

        result.goCartUrl = helpers.urlFormat('/cart/cart');

        // 普通预售
        result.presale = propOrigin('is_advance', 'N');

        // 定金预售
        result.deposit = propOrigin('is_deposit_advance', 'N');

        // 定金定时预售商品
        result.limitTime = propOrigin('is_limit_time_advance', 'N');

        // 秒杀商品
        result.secKill = propOrigin('is_secKill', 'N');

        // 量贩
        result.bundleType = propOrigin('bundle_type', 0);

        let requestApi = {
            fav: _getProductFavoriteDataAsync.call(this, uid, result.productId), // 处理收藏喜欢数据
            promotion: this.productAPI.getPromotionAsync(result.skn), // 打折信息
            coupon: this.couponService.listAsync(propOrigin('brand_info.brand_id'), result.skn, uid), // 优惠券
            service: this.productAPI.isSupportService(result.skn) // 支持服务
        };

        if (propOrigin('isLimitBuy', false) && propOrigin('limitProductCode', '')) {
            result.limitProductCode = propOrigin('limitProductCode');

            requestApi.limited = this.productAPI.getLimitedProductStatusAsync(
                propOrigin('limitProductCode'),
                uid,
                result.skn
            ); // 限购商品的状态
        }

        if (propOrigin('bundle_type') === BUNDLE_PRODUCE) {
            requestApi.bundle = this.productAPI.getBundleAsync(result.skn); // 量贩
        }

        // 找相似
        if (skuData.totalStorageNum === 0) {
            requestApi.alike = this.productAPI.getLikeAsync(result.skn);
        }

        // 相关推荐词
        requestApi.recommendKeywords = this.productAPI.getRecommendHotKeywords(result.middleSortId, result.skn);

        // 店铺推荐直出（seo需要）
        requestApi.shopRecommend = this.productAPI.getShopRecommendAsync(result.skn);

        // 新品推荐
        requestApi.newProduct = this.productAPI.getNewProduct(result.skn);

        // 文章推荐
        requestApi.articles = this.productAPI.getGuangArticles(result.skn);

        let requestData = yield Promise.props(requestApi);

        let favoriteData = requestData.fav;
        let promotionData = requestData.promotion;
        let coupon = requestData.coupon;
        let limitedInfo = requestData.limited;
        let bundle = requestData.bundle;
        let shopRecommend = requestData.shopRecommend;
        let alike = requestData.alike;
        let newProduct = requestData.newProduct;
        let articles = requestData.articles;
        let service = requestData.service;

        // 文章推荐
        result.recommendArticles = articles;

        // 推荐最新商品
        result.recommendNewProducts = newProduct;

        // 处理相似商品
        result.alike = productProcess.processProductList(
            _.get(alike, 'data.product_list', '')
        );

        // 推荐关键词页面
        result.recommendKeywords = requestData.recommendKeywords;

        // 处理店铺推荐
        result.shopRecommend = productProcess.processProductList(
            _.get(shopRecommend, 'data.product_list', '')
        );

        // 商品标签
        result.tags = _getTagsDataByProductInfo(origin);

        // 商品促销短语
        result.saleTip = propOrigin('sales_phrase', '');

        // 商品名促销短语
        result.marketTip = propOrigin('market_phrase', '');

        // 是否收藏
        result.isCollect = favoriteData.product;

        // 带人民币符号的商品价格
        result.marketPrice = propOrigin('format_market_price');
        result.salePrice = propOrigin('format_sales_price');
        result.hasOtherPrice = true;

        //
        if (result.salePrice === '0' || result.marketPrice === result.salePrice) {
            delete result.salePrice;
            result.hasOtherPrice = false;
        }

        if (propOrigin('student_price', '')) {
            // 学生价
            result.studentsPrice = propOrigin('student_price');
        } else {
            // VIP数据
            result.vipPrice = _getVipDataByProductBaseInfo(origin, vipLevel, uid);
        }

        // 计算折扣比例
        let marketPriceNum = propOrigin('market_price', 0);
        let salePriceNum = propOrigin('sales_price', 0);

        if (marketPriceNum && salePriceNum && marketPriceNum !== salePriceNum) {
            result.promotion = ((salePriceNum / marketPriceNum) * 10).toFixed(1);

            // 只显示大于1折小于9折的折扣
            if (result.promotion <= 1.0 || result.promotion >= 9.0) {
                result.promotion = false;
            }
        }

        // 促销活动,虚拟商品无促销
        if (propOrigin('attribute') !== 3) {
            result.activity = _getActivityDataByProductBaseInfo(promotionData);
        }

        // 优惠券
        result.coupon = _getCoupon(coupon);

        // 有货币
        if (!_.includes(['', '0'], propOrigin('yohoCoinNum'))) {
            const C_VALUE = {
                type: '返有货币',
                des: '每件返 ',
                rest: '个 有货币'
            };

            result.activity.push({
                type: C_VALUE.type,
                des: `${C_VALUE.des}${propOrigin('yohoCoinNum')}${C_VALUE.rest}`
            });
        }

        // 上市期
        if (propOrigin('expect_arrival_time')) {
            result.arrivalDate = `${propOrigin('expect_arrival_time')}`;

            if (propOrigin('format_sales_price', '0') !== '0') {
                result.presalePrice = propOrigin('format_sales_price');
                delete result.salePrice;
                result.hasOtherPrice = true;
            } else {
                result.presalePrice = result.marketPrice;
                delete result.marketPrice;
            }
        }

        result.img = skuData.defaultImage;
        result.colors = skuData.skuGoods;
        result.imageAlt = skuData.imageAlt;
        let totalStorageNum = skuData.totalStorageNum;

        // 限购商品
        if (limitedInfo && limitedInfo.code === 200 && _.get(limitedInfo, 'data.isLimitBuy', false) === true) {
            // 是否开售
            let isBeginSale = _.get(limitedInfo, 'data.saleStatus', 0) === 1;

            // 限购商品有关的展示状态
            let showStatus = _.get(limitedInfo, 'data.showStatus', 1);

            let fashTopGoods = _getFashionTopGoodsStatus(uid, showStatus, isBeginSale);

            result.fashionTopGoods = {
                getLimitedCode: fashTopGoods.getLimitedCode, // 限购码状态
                hadLimitedCode: fashTopGoods.hadLimitedCode, // 是否已经获取限购码
                limitedCodeSoldOut: fashTopGoods.limitedCodeSoldOut, // 限购码是否已经抢光
                getLimitedCodeDis: fashTopGoods.getLimitedCodeDis // 限购码是否失效
            };

            if (fashTopGoods.soldOut) {
                result.soldOut = fashTopGoods.soldOut;
                totalStorageNum = 0; // 改总数为已售磬
            } else {
                result.openSoon = fashTopGoods.openSoon; // 即将开售
                result.buyNowBase = helpers.urlFormat('/cart/easypay'); // 购买链接

                if (fashTopGoods.buyNow) {
                    result.appBuy = true;
                }
            }

            // 限购商品
            result.limitedsale = 'Y';
        }

        // 非普通商品没有优惠券
        const isSpecialProduct = (pro) => {
            return pro.limitedsale === 'Y' || pro.secKill === 'Y' || pro.deposit === 'Y' || pro.presale === 'Y';
        };

        result.coupon = !isSpecialProduct(result) ? result.coupon : [];

        // 商品购买状态
        let soldOut = !!(propOrigin('status') === 0 || totalStorageNum === 0);
        let notForSale = propOrigin('attribute') === 2; // 非卖品
        let virtualGoods = propOrigin('attribute') === 3; // 虚拟商品

        if (virtualGoods) {
            result.virtualGoods = virtualGoods;

            // 是否显示虚拟商品，立即购买按钮
            result.isVirtualBtn = soldOut ? false : true;
            result.hideCollect = true;
        }

        if (!soldOut && !notForSale && !virtualGoods) {
            result.addToCart = true;

            // 立即购买或者即将开售存在
            if (result.buyNow || result.openSoon || result.appBuy) {
                delete result.addToCart;
            }
        } else if (notForSale) {
            // 非卖品
            result.notForSale = true;
        } else if (soldOut) {
            // 已售磬
            result.soldOut = true;
            delete result.fashTopGoods;
        }

        // 普通预售商品
        if (result.presale === 'Y') {
            result.addToCart = false;
            result.hideCollect = true;
        }

        // 预上架普通商品
        let isPreShelve = _isPreShelves(origin); // 预上架普通商品

        if (isPreShelve) {
            result.soldOut = false;
            result.buyNow = false;
            result.openSoon = true;
            result.notForSale = false;
            result.addToCart = false;
        }

        // 量贩商品
        if (bundle && !_.isEmpty(_.get(bundle, 'data', []))) {
            result.bundle = _getBundleAsync(bundle);

            result.activity.unshift({
                type: '量贩销售',
                des: result.bundle.phrase
            });

            // 重新判断商品的默认图和选中状态

            const bundleCount = result.bundle.count;

            const isSelling = it => it.num >= bundleCount;

            // 判断是否该商品售罄，需要库存小于最低购买数
            const isBundleSelling = Fn.any(Fn.pipe(Fn.prop('size'), Fn.any(isSelling)));

            // 判断是否尺码有售罄
            const isHandleSize = Fn.each(Fn.pipe(Fn.prop('size'), Fn.each((it) => {
                it.soldOut = !isSelling(it);

                // NOTE: 这一块强制让量贩不支持到货通知
                it.notify = 'N';
            })));

            result.soldOut = !isBundleSelling(result.colors);
            isHandleSize(result.colors);

            // 判断是否有skc没有售罄
            // 如果有：focus= true
            // 左侧大图：result.img 同步修改
            // 取消原来的 focus = false

            const canFocusIndex = Fn.findIndex(Fn.pipe(Fn.prop('size'), Fn.any(isSelling)))(result.colors);
            const focusedIndex = Fn.findIndex(it => it.focus)(result.colors);

            if (canFocusIndex && focusedIndex) {
                result.colors[canFocusIndex].focus = true;
                result.img = result.colors[canFocusIndex].src;

                result.colors[focusedIndex].focus = false;
            }

            // 每一个skc 计算售罄状态
            _.each(result.colors, (color) => {
                color.disable = !Fn.any(isSelling)(color.size);
            });
        } else {
            // 普通商品
            result.bundle = {
                count: 1,
                type: result.bundleType
            };
        }

        // 虚拟商品目前只有电子票
        result.isTicket = virtualGoods;

        if (virtualGoods && result.isTicket) {
            // 虚拟商品
            result.buyNow = true; // 是否立即购买
            result.buyNowBase = helpers.urlFormat('/cart/ticketEnsure');
            if (result.salePrice) {
                result.advancePrice = result.salePrice; // 先行价格
                delete result.salePrice;
            }
        }

        // 定金预售
        if (result.deposit === 'Y') {
            result.addToCart = false;
        }

        // 定金定时预售商品
        if (result.limitTime === 'Y') {
            result.addToCart = false;
        }

        // 线下店商品类型
        result.storeStatus = propOrigin('store_show_status', 1);

        // 只在线下销售
        if (_isOfflineSell(result.storeStatus)) {
            result.addToCart = false;
        }

        // pc端不能购买商品
        if (propOrigin('canPcBuy', true) === false) {
            result.addToCart = false;
        }

        // 去掉即将售罄
        if (totalStorageNum || soldOut) {
            // 去掉即将售罄
            _.forEach(result.tags, function(value, key) {
                if (value.isFew) {
                    result.tags[key] = {};
                }
            });
        }

        // 支持服务
        result.service = _handleService(service);

        // 分享相关，产品的链接
        result.weixinUrl = propOrigin('product_url');
        result.shareTitle = result.name;
        result.shareImg = helpers.getForceSourceUrl(result.img);
        result.shareDesc = result.phrase;

        // 统计需要的商品信息
        let statGoodsInfo = {};

        statGoodsInfo.uid = uid;
        statGoodsInfo.skn = propOrigin('product_skn');
        statGoodsInfo.productId = propOrigin('product_id');
        statGoodsInfo.productName = result.name.replace('\'', '’');
        statGoodsInfo.brandName = (result.brandName || '').replace('\'', '’');
        statGoodsInfo.marketPrice = (result.marketPrice ?
            result.marketPrice :
            result.presalePrice).replace('¥', ''); // 数字
        statGoodsInfo.salePrice = (result.salePrice ?
            result.salePrice :
            (result.marketPrice || result.presalePrice)).replace('¥', ''); // 数字
        statGoodsInfo.imageUrl = helpers.getForceSourceUrl(result.img);
        statGoodsInfo.productUrl = 'https:' + helpers.getUrlBySkc(propOrigin('product_skn'));
        statGoodsInfo.smallSortId = result.smallSortId;
        statGoodsInfo.soldOut = soldOut ? 1 : 0;

        result.productUrl = statGoodsInfo.productUrl;

        // 商品的店铺信息
        let shopInfo = {
            brandId: result.brandId,
            bgColor: '#000000',
            logo: '',
            alt: '',
            brandName: '',
            brandDomain: '',
            homeUrl: '',
            bgImg: '',
            isCollect: favoriteData.brand
        };

        if (result.shopId) {
            let shopData = yield Promise.props({
                bannerImg: this.shopService.getShopBannerAsync(result.shopId),
                shopInfo: this.shopService.queryShopByBrandIdAsync(result.shopId, result.brandId)
            });

            if (!_.isEmpty(shopData.shopInfo)) {
                shopInfo.alt = shopInfo.brandName = shopData.shopInfo.brand_name;
                shopInfo.brandDomain = shopData.shopInfo.brand_domain;
                shopInfo.logo = helpers.image(shopData.shopInfo.brand_ico, 45, 45);
                shopInfo.homeUrl = helpers.urlFormat(`/shop/${shopInfo.brandDomain}-${result.shopId}.html`, null);

                if (shopData.bannerImg) {
                    shopInfo.bgImg = shopData.bannerImg;
                }
            }
        }

        // 最近浏览功能 ，限量商品不加入到最近浏览
        if (!_.has(result, 'fashionTopGoods')) {
            cookies && cookies(_.get(result, 'skn', ''));
        }

        return {
            goodsInfo: result,
            banner: _.isEmpty(shopInfo) ? null : shopInfo,
            statGoodsInfo: statGoodsInfo

        };
    }).bind(this)();
}

/**
 * 获得商品价格，活动等数据
 */
function getDetailHeader(id, uid, isStudent, vipLevel, dataMd5, cookie) {
    let currentUserProductInfo = _.partial(_detailDataPkg.bind(this), _, uid, vipLevel, cookie);

    return this.productAPI.getProductAsync(id, uid, isStudent, vipLevel)
        .then(currentUserProductInfo)
        .then((result) => {
            return {
                code: 200, // 改变数据
                data: result
            };
        });
}

/**
 * 是否支持退换货,true 支持,false 不支持
 */
function saleReturn(skn) {
    return this.productAPI.isSupportReturnedSale(skn)
        .then(result => _.get(result, `data.${skn}`, 0));
}

/**
 * 第一次把售价隐藏，防爬虫的需要
 */
function _removeSalePrice(productInfo) {
    return _.omit(productInfo, ['goodsInfo.salePrice', 'goodsInfo.hasOtherPrice', 'goodsInfo.promotion']);
}

/**
 *  获取某一个商品详情主页面
 */
function showMainAsync(req, data) {
    let headerModelCtx = new HeaderModel(this.ctx);

    return co(function* () {
        // 获取商品基本信息
        let productData = yield this.productAPI.getProductAsync(
            {skn: data.skn}, data.uid, data.isStudent, data.vipLevel
        );

        if (_.isEmpty(productData.data)) {
            logger.error('app.product.data api wrong');
            return Promise.reject({
                code: 404,
                message: 'app.product.data api wrong'
            });
        }

        let maxSortId = _.get(productData, 'data.maxSortId');
        let productId = _.get(productData, 'data.product_id');
        let productSkn = _.get(productData, 'data.product_skn');
        let curUserProduct = _.partial(
            _detailDataPkg.bind(this), _, data.uid, data.vipLevel, data.gid, data.saveInCookies
        );

        let requestData = yield Promise.all([
            headerModelCtx.requestHeaderData(data.channel), // 通用头部数据
            _getProductIntroAsync.call(this, productId, productSkn), // 商品详细介绍
            curUserProduct.call(this, productData), // 商品详细价格
            tdk('skn', data.skn, req) // seo
        ]);

        let navigatorHeader = requestData[0];
        let productDescription = requestData[1];
        let productInfo = requestData[2];
        let tdkData = requestData[3];
        let sortNavigator = _getSortNavAsync(productData, data.gender);

        if (tdkData[0]) {
            req.tdk = {
                title: tdkData[1],
                keywords: tdkData[2],
                description: tdkData[3]
            };
        }

        // 拼装数据
        let result = {};

        // 商品价格
        result.productDetailPage = true;
        result.detail = _removeSalePrice(productInfo);

        // 商品介绍
        let intro = _getIntroInfo(productSkn, maxSortId, productDescription);

        result.deatil = Object.assign(result.detail, intro);

        // 促销活动图片, 在页面最底部
        result.detail.goodsInfo.imageBanner = _getProductActivityBanner(productDescription.banner);

        // seo
        result.seo = Object.assign(seoHandler.getProductDetailSeo(productData, sortNavigator), {
            cononicalURL: helpers.getUrlBySkc(_.get(productData, 'data.product_skn'))
        });

        // 商品页面统计
        result.statGoodsInfo = Object.assign({fullSortName: sortNavigator.map(x => x.name).join('-')},
            productInfo.statGoodsInfo
        );

        // 面包屑导航
        result.detail.pathNav = _.concat(
            homeService.getHomeChannelNav(data.channel),
            sortNavigator,
            [{name: _.get(productInfo, 'goodsInfo.name')}]
        );

        // 统计代码中需要新的path
        result.statGoodsInfo.category = _.concat(
            homeService.getHomeChannelNav(data.channel),
            sortNavigator
        ).map(n => n.name).join('>');

        // 头部数据
        result.headerData = navigatorHeader.headerData;

        // 咨询和评论
        result.detail.comment = true;
        result.detail.consult = true;

        // 最近浏览，最多5条记录
        result.detail.latestWalk = 5;

        return result;
    }).bind(this)().catch(console.log);
}

/**
 *  获取某一个商品详情主页面
 */
function showMainBackAsync(data) {
    return co(function* () {

        // 获取商品基本信息
        let productData = yield this.productAPI.getProductAsync({pid: data.pid});

        return productData;
    }).bind(this)();
}


function recommendAsync(skn, page, limit) {
    return co(function* () {
        let recommendData = yield this.productAPI.getShopRecommendAsync(skn, page, limit);

        if (_.get(recommendData, 'code', 400) !== 200) {
            return {
                code: 200,
                data: {
                    products: []
                }
            };
        }

        const formatPrice = p => `¥${p}`;
        const productUrl = helpers.getUrlBySkc;
        const productImageUrl = Fn.pipe(Fn.prop('default_images'), _.partial(helpers.image, _, 280, 382, 2, 70));

        let products = _.get(recommendData, 'data.product_list', []).map((rp) => {
            let salePrice = rp.sales_price;
            let marketPrice = rp.market_price > rp.market_price ? rp.market_price : '';

            let defaultGoods = _.find(rp.goods_list, {is_default: 'Y'});

            // 无默认商品取商品列表第一个
            if (!defaultGoods) {
                defaultGoods = rp.goods_list[0] || {};
            }

            return {
                market_price: salePrice >= marketPrice ? '' : formatPrice(helpers.round(marketPrice, 2)),
                price: formatPrice(helpers.round(salePrice, 2)),
                product_name: rp.product_name,
                url: productUrl(rp.product_skn),
                pic_url: productImageUrl(rp),
                goods_id: defaultGoods.goods_id
            };
        });

        return {
            code: 200,
            data: {
                products: products
            }
        };
    }).bind(this)();
}

/**
 * 处理单个套餐
 */
function handlePackage(pack, index) {
    const isPackage = type => type === BUNDLE_PACKAGE;

    let bundleInfo = pack.bundleInfo || {};
    let productList = pack.productList || [];

    if (!isPackage(bundleInfo.discountType)) {
        return {};
    }

    let item = {
        index: index,
        name: bundleInfo.tabName,
        bundleId: bundleInfo.bundleId,
        salesPrice: bundleInfo.salesPriceStr,
        pkgPrice: bundleInfo.discountPriceStr,
        savePrice: bundleInfo.subPrice
    };

    item.productList = _.map(productList, function(value) {
        // sku商品信息
        let skuData = _getSkuDataByProductBaseInfo(value);

        return {
            id: value.product_id,
            skn: value.product_skn,
            url: helpers.getUrlBySkc(value.product_skn),
            src: value.default_images,
            productName: value.product_name,
            productPrice: value.format_sales_price,
            colors: skuData.skuGoods
        };
    });

    return item;
}

/**
 *  获取套餐
 */
function getPackage(skn) {
    return co(function* () {
        let reqData = yield this.productAPI.getBundleAsync(skn);
        let resData = {code: reqData.code};

        if (reqData.code === 200 && !_.isEmpty(reqData.data)) {
            resData.data = _.map(reqData.data, handlePackage);
        } else {
            resData.code = 400;
            resData.message = '没有数据';
        }

        return resData;
    }).bind(this)();
}

module.exports = class extends global.yoho.BaseModel {
    constructor(ctx) {
        super(ctx);

        this.commentService = new CommentServiceModel(ctx);
        this.consultService = new ConsultServiceModel(ctx);
        this.hotAreaService = new HotAreaServiceModel(ctx);
        this.productAPI = new ProductModel(ctx);
        this.couponService = new CouponServiceModel(ctx);
        this.shopService = new ShopServiceModel(ctx);
        this.brandService = new BrandServiceModel(ctx);
        this.favoriteProductService = new FavoriteProductServiceModel(ctx);

        // 获取评论列表
        this.getShareOrderListAsync = this.commentService.getShareOrderListAsync.bind(this.commentService);

        // 获取咨询列表
        this.indexConsultAsync = this.consultService.indexAsync.bind(this.consultService);

        // 添加咨询
        this.createConsultAsync = this.consultService.createAsync.bind(this.consultService);

        // 添加咨询
        this.createConsultAsync = this.consultService.createAsync.bind(this.consultService);

        // 咨询喜欢
        this.likeAsync = this.consultService.likeAsync.bind(this.consultService);

        // 咨询有用
        this.usefulAsync = this.consultService.usefulAsync.bind(this.consultService);

        // 获取某一个商品详情主页面
        this.showMainAsync = _cached(showMainAsync, function keyGen(req, {skn, channel, gender}) {
            return skn + (channel || '') + (gender || '');
        }, this);

        // 获取某一个商品详情主页面
        this.showMainBackAsync = showMainBackAsync.bind(this);

        // 获取某一个商品的热区数据
        this.indexHotAreaAsync = this.hotAreaService.indexAsync.bind(this.hotAreaService);

        // 保存最近的商品
        this.saveRecentGoodInCookies = saveRecentGoodInCookies;

        // 变化的价格部分
        this.getDetailHeader = getDetailHeader.bind(this);

        // 特殊商品退换货
        this.saleReturn = saleReturn.bind(this);

        // 推荐商品
        this.recommendAsync = recommendAsync.bind(this);

        // 套餐
        this.getPackage = getPackage.bind(this);
    }
};