import { requestUrl, instanceRequset, instanceResponse } from '../config'

class Index {
  // 全局报错提示
  static err = () => wx.$err = () => wx.showModal({ showCancel: false, title: "报错提示", confirmText: "了解", content: JSON.stringify(data) })
  // 获取系统信息
  static system = that => {
    return new Promise((resolve, reject) => {
      // color ui使用
      try {
        let { statusBarHeight: StatusBar } = wx.getSystemInfoSync(),
          capsule = wx.getMenuButtonBoundingClientRect();
        that.globalData = capsule ? { StatusBar, Custom: capsule, CustomBar: capsule.bottom + capsule.top - StatusBar } : { StatusBar, CustomBar: StatusBar + 50 };
        resolve();
      } catch (err) { reject(err) }
    })
  }
  // 全局请求封装
  static request = () => {
    function URL (argA, argB) {
      let reg1 = /^http:[?=.a-zA-Z0-9_\/\\-]+$/i,
        reg2 = /^https:[?=.a-zA-Z0-9_\/\\-]+$/i;
      if (argB.length == 0 || reg1.test(argA) || reg2.test(argA)) return argA;
      return argB + argA;
    }
    function _request (data) {
      data["url"] = URL(data.url, requestUrl);
      data = instanceRequset(data);
      return new Promise((resolve, reject) => {
        wx.request({
          ...data,
          success: function (res) {
            try { resolve(instanceResponse(res)) } catch (err) { reject(err) }
          },
          fail: function (err) {
            reject(err)
          },
        })
      })
    }
    wx.$request = _request;
  }
}

async function init () {
  try {
    await Index.system(this);
    Index.err();
    Index.request();
    this.globalData = { ...this.globalData };
    console.log(this.globalData)

  } catch (err) {
    console.log(err)
  }
}

module.exports = init;