/**
 * Created by PhpStorm.
 * User: Targaryen
 * Date: 2016/7/26
 * Time: 10:34
 */
'use strict';
const logger = global.yoho.logger;
const shopApi = require('./shop-api');
const processProductList = require(`${global.utils}/beautify/product`);
const camelCase = global.yoho.camelCase;
const _ = require('lodash');
const prettyFilter = require(`${global.utils}/beautify/filters`);

/**
 * 获取店铺数据
 * @param params
 * @returns {*|Promise.<TResult>}
 */
const _getShopInfoData = (finalResult, params) => {
    return shopApi.getShopInfoData({
        shopId: params.shopId,
        uid: params.uid
    }).then(subResult => {

        if (subResult.data) {

            /* 取店铺的基本信息 */
            Object.assign(finalResult, {
                shopLogo: subResult.data.shop_logo,
                shopName: subResult.data.shop_name,
                shopIntro: subResult.data.shop_intro,
                isFav: subResult.data.is_favorite === 'Y'
            });

            /* 取资源位店铺背景图 */
            return shopApi.getShopsDecoratorList({
                shopId: params.shopId
            }).then(thResult => {
                if (thResult.data) {
                    _.forEach(thResult.data.list, value => {

                        if (value.resource_name === 'shopTopBanner_app') {
                            Object.assign(finalResult, {
                                shopBg: JSON.parse(value.resource_data).shopSrc
                            });
                        }
                    });
                }

                return finalResult;
            });
        }
        return finalResult;
    });
};

/**
 * 获取品牌店铺商品数据
 * @param params
 * @returns {*|Promise.<TResult>}
 */
const _getGoodsList = params => {
    let finalResult = {};

    return shopApi.getBrandShopGoodsOriginData(Object.assign(params, {
        shopId: params.shopId
    })).then(subResult => {
        if (subResult.data) {
            prettyFilter(subResult.data.filter);
            finalResult = {
                data: {
                    productList: processProductList(subResult.data.product_list, { gender: params.gender }),
                    filter: subResult.data.filter,
                    page: subResult.data.page,
                    pageTotal: subResult.data.page_total
                },
                code: 200
            };
        }
        return camelCase(finalResult);
    });
};

/**
 * 获取品牌店铺数据
 * @param params
 * @returns {*|Promise.<TResult>}
 */
const getShopData = params => {
    let finalResult = {};

    // 如果有店铺 ID，直接取店铺信息
    if (params.shopId) {

        /* 是 BLK 的店铺 */
        Object.assign(finalResult, {
            isBlkShop: true,
            shopId: params.shopId
        });

        return _getShopInfoData(finalResult, params);
    } else {
        return shopApi.getBrandInfoByDomain({
            domain: params.domain
        }).then(result => {

            if (result.data) {

                /* 品牌名称 */
                Object.assign(finalResult, {
                    brandName: result.data.brand_name,
                    brandId: result.data.id
                });

                /* 品牌是否有店铺 */
                if (result.data.shop_id) {

                    /* 是 BLK 的店铺 */
                    Object.assign(finalResult, {
                        isBlkShop: true,
                        shopId: result.data.shop_id
                    });
                    return _getShopInfoData(finalResult, Object.assign(params, {shopId: result.data.shop_id}));
                } else {

                    /* 不是 BLK 的店铺 */
                    Object.assign(finalResult, {
                        isBlkShop: false
                    });

                    logger.info('brand has no shop');
                }
                return finalResult;
            }

            return finalResult;
        });
    }
};

/**
 * 获取品牌店铺商品
 * @param params
 * @returns {*|Promise.<TResult>}
 */
const getBrandShopGoodsData = params => {
    if (params.shopId) {
        return _getGoodsList(params);
    } else {
        return shopApi.getBrandInfoByDomain({
            domain: params.domain
        }).then(result => {
            if (result.data && result.data.shop_id) {
                Object.assign(params, {shopId: result.data.shop_id});
            }
            return _getGoodsList(params);
        });
    }
};

/**
 * 收藏店铺
 * @param params
 * @returns {*|Promise.<TResult>}
 */
const collectShopData = params => {
    return shopApi.collectShopOriginData(params).then(result => {
        return result;
    });
};

module.exports = {
    getShopData,
    getBrandShopGoodsData,
    collectShopData
};