const config = require('../config')
const http = require('../http')
const cheerio = require('cheerio')

module.exports = {

  async AnalyticalData(par) {
    let urls = '';
    if(par.hasOwnProperty('page')) {
      urls = `${config.TargetUrl.class.title}${par.class}_${par.page}.html`
    } else if(par.hasOwnProperty('siteUrl')){
      urls = par.siteUrl
    } else {
      urls = config.TargetUrl.class.hotlist
    }
    // 网络请求获取 目标 页面的 html源码
    return this.returnDOM(await http.get({ url: urls }))
  },

  returnDOM(data) {
    return cheerio.load(data)
  },

  returnJson(status, data,res) {
    config.apiStatus.status = status
    config.apiStatus.data = data
    res.json(config.apiStatus);
  },
  /**
   * 返回客户端ip地址
   * @returns {Promise<*|string>}
   * @constructor
   */
  async GetIp () {
    let ipData = await http.get({ url: config.getIpAddres })
    return ipData.match(/\[([\s\S]*?)\]/)[1]
  }
}