/**
 * Created by PhpStorm.
 * User: Targaryen
 * Date: 2016/7/19
 * Time: 13:51
 */
'use strict';

const api = global.yoho.API;
const brandApi = require('./brand-api');
const logger = global.yoho.logger;
const _ = require('lodash');
const querystring = require('querystring');

const urlFormat = (path, qs) => {
    return path + '?' + querystring.stringify(qs);
};

/**
 * 处理品牌一览品牌列表数据
 * @param origin
 * @returns {Array}
 */
const handleBrandList = origin => {
    let dest = {
        brandList: [],
        indexList: []
    };

    _.forEach(origin, (value, key) => {
        let brands = [];

        _.forEach(value, (subValue) => {
            brands.push({
                name: subValue.brand_name,

                // link: helpers.urlFormat('/brand', {domain: subValue.brand_domain}),
                link: '/product/shop?domain=' + subValue.brand_domain,
                logo: subValue.brand_ico
            });
        });

        dest.brandList.push({
            index: key,
            brands: brands
        });

        dest.indexList.push({
            index: key,
            name: key === '0~9' ? '0' : key
        });
    });

    return dest;
};

/**
 * 获取品牌列表页数据
 * @param params
 */
const getBrandListData = params => {
    let finalResult = {};

    return api.all([brandApi.getBrandListOriginData(params)]).then(result => {
        if (result[0].code === 200 && result[0].data) {
            Object.assign(finalResult, handleBrandList(result[0].data.all_list));
        } else {
            logger.error('getBrandListOriginData api code no 200 or data is null');
        }

        return finalResult;
    });
};

/**
 * 获取全部分类数据
 * @param params
 * @returns {*|Promise.<TResult>}
 */
const getCateListData = params => {
    let finalResult = [];
    let item = {};
    let oneClass = [];
    let subitem = {};
    let genderArr = {
        MEN男士: '1,3',
        WOMEN女士: '2,3',
        LIFESTYLE生活: '1,2,3'
    };

    return brandApi.getCateListData(params).then(result => {

        if (result.code !== 200) {
            return [];
        }

        _.forEach(result.data, (category, categorykey) => {
            oneClass = {name: categorykey, ca: []};

            _.forEach(category, (cate) => {
                item = {
                    id: cate.category_id,
                    name: cate.category_name,
                    sort: cate.relation_parameter.sort,
                    sub: []
                };
                if (_.isEmpty(cate.sub)) {
                    item.url = urlFormat('/list', {
                        sort: item.sort,
                        sort_name: item.name,
                        gender: genderArr[categorykey]
                    });
                    oneClass.ca.push(item);
                    return true;// equal continue;
                }

                // 有子分类的，首先添加一级分类
                item.sub.push({
                    id: item.id,
                    name: '全部' + item.name,
                    sort: item.sort,
                    url: urlFormat('/list', {
                        sort: item.sort,
                        sort_name: item.name,
                        gender: genderArr[categorykey]
                    }),
                    sub: []
                });

                _.forEach(cate.sub, (sub) => {
                    subitem = {
                        id: sub.category_id,
                        name: sub.category_name,
                        sort: sub.relation_parameter.sort,
                        url: ''
                    };
                    subitem.url = urlFormat('/list', {
                        sort: subitem.sort,
                        sort_name: subitem.name,
                        gender: genderArr[categorykey]
                    });
                    item.sub.push(subitem);
                });

                oneClass.ca.push(item);
            });

            finalResult.push(oneClass);
        });

        return finalResult;
    });
};

module.exports = {
    getBrandListData,
    getCateListData
};