/**
 * 品牌页
 * <jing.li@yoho.cn>
 * 2016/09/19
 */

'use strict';

const headerModel = require('../../../doraemon/models/header'); // 头部model
const footerModel = require('../../../doraemon/models/footer_tab'); // 底部tab
const indexModel = require('../models/brand');
const typeLib = require('../../../config/type-lib');
const qs = require('querystring');

/**
 * 品牌一览
 *
 * @param string gender 老版本中使用的参数, 做兼容判断
 * @param int channel 1表示男生频道, 2表示女生频道, 3表示潮童频道, 4表示创意生活频道
 */
let index = (req, res, next) => {
    let responseData = {
        module: 'channel',
        page: 'brand',
        localCss: true,

        // title: '品牌一览 | Yoho!Buy有货 | 潮流购物逛不停',
        showFooterTab: footerModel.getUrlData('category')
    };
    let channel;

    if (!req.query.channel) {
        channel = '1';
    } else if (!typeLib.channels[req.query.channel]) {
        channel = req.query.channel;
    } else {
        channel = typeLib.channels[req.query.channel] + '';
    }

    let param = {
        channel
    };

    indexModel.getBrandByChannel(param.channel).then(result => {
        res.render('brand/index', Object.assign(responseData, result, {
            params: {
                yhChannel: channel
            }
        }));
    }).catch(next);
};

// 301到新路由
let indexRedirect = (req, res) => {
    let param = qs.stringify(req.query);

    if (param) {
        param = '?' + param;
    }
    res.redirect(`/${req.yoho.channel}-brands/${param}`);
};

let brandList = (req, res, next) => {
    var channel = req.query.channel || '1';

    indexModel.getBrandListByChannel(channel).then(result => {
        res.json(result);
    }).catch(next);
};

/**
 * 品牌一览搜索页
 *
 * @param string gender 老版本中使用的参数, 做兼容判断
 * @param int channel 1表示男生频道, 2表示女生频道, 3表示潮童频道, 4表示创意生活频道
 */
let search = (req, res, next) => {
    let headerData = headerModel.setNav({
        navTitle: '品牌一览'
    });

    let responseData = {
        pageHeader: headerData,
        module: 'channel',
        page: 'brand',
        localCss: true,
        isWechat: req.yoho.isWechat,
        title: '品牌一览 | Yoho!Buy有货 | 潮流购物逛不停',
        pageFooter: true
    };

    let param = {
        uid: req.user.uid,
        channel: req.query.channel || '1'
    };

    indexModel.branchSearch(param).then(result => {
        res.render('brand/search', Object.assign(responseData, result));
    }).catch(next);

};

/**
 * 添加品牌搜索记录
 */
let addBrandSearch = (req, res, next) => {

    let uid = req.user.uid;

    let brandName = req.body.brandName;

    let timestamp = Date.parse(new Date());

    timestamp = timestamp / 1000;

    let records = timestamp + '_' + brandName;

    let param = {
        uid,
        records
    };

    indexModel.addSearchHistory(param).then((result) => {
        res.json(result);
    }).catch(next);
};

/**
 * 删除品牌搜索记录
 */
let delBrandHistory = (req, res, next) => {

    let param = {

        uid: req.user.uid,

    };

    indexModel.delBrandSearchHistory(param).then((result) => {
        res.json(result);
    }).catch(next);
};

/**
 * [品牌搜索异步数据]
 */
let searchAsync = (req, res, next) => {

    let uid = req.user.uid;

    if (!req.xhr) {
        return next();
    }

    if (!uid) {
        return res.json({
            code: 200,
            data: {}
        });
    }

    return indexModel.branchSearchHistoryAsync(uid).then((result) => {
        return res.json({
            code: 200,
            data: {
                history: result
            }
        });
    });
};

module.exports = {
    index,
    search,
    brandList,
    delBrandHistory,
    addBrandSearch,
    searchAsync,
    indexRedirect
};