// ==UserScript==
// @name         虎牙免登陆清晰度
// @namespace    https://github.com/demon-zhonglin/tmJavaScript
// @version      0.7
// @description  虎牙免登陆可控清晰度【自动切最高清晰度】【自 2022-05-12 huya 更新后，全网首发 huya 绕过登录可切换画质清晰度】
// @author       demon-zhonglin
// @include      https://*.huya.com/*
// @icon         data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==
// @grant        none
// @run-at       document-end
// @downloadURL none
// ==/UserScript==

(function() {
  'use strict';

  // 监听节点
  const waitNode = ({ selector = '', timeNum = 500, callback = Function.prototype, frq = 0}) => {
    try {
      const node = document.querySelector(selector)
      if (node) {
        callback(node, selector)
        return
      } else {
        setTimeout(function() {
          if (frq >= 10) return
          waitNode({ selector, timeNum, callback, frq: ++frq})
        }, timeNum)
      }
    } catch (error) {
      window.alert(`waitNode err: ${error}`)
    }
  }

  // 判断对象是否含有指定字段(可深层字段)
  const _hasOwnProperty = (__obj = {}, __key = '') => {
    let keys = __key.split('.')
    if (keys.length === 1) return Object.prototype.hasOwnProperty.call(__obj, __key)
    const childObj = __obj[keys[0]]
    keys.shift()
    return _hasOwnProperty(childObj, keys.join('.'))
  }

  // 监听属性是否含有指定字段
  const waitObjectHasKey = ({ _obj = {}, _key = '', timeNum = 500, callback = Funciton.prototype, frq = 0 }) => {
    if (_hasOwnProperty(_obj, _key)) {
      callback(_obj, _key)
      return
    } else {
      setTimeout(function() {
        if (frq >= 20) return
        frq += frq
        waitObjectHasKey({ _obj, _key, timeNum, callback, frq })
      }, timeNum)
    }
  }

    // 关闭登录弹窗
  const closeLogin = () => waitNode({
    selector: '#UDBSdkLgn',
    callback: (node, selector) => {
      // const node = document.querySelector(selector)
      node.style.cssText = 'display: none;'
    }
  })

  // 更新画质项 节点属性
  const changeVideotypeItem = () => {
    const videotypeList = document.querySelectorAll('.player-menu-panel ul.player-videotype-list > li')
    if (videotypeList.length > 0) {
      for (let _i = 0; _i < videotypeList.length; _i++) {
        videotypeList[_i].setAttribute('isenjoybitrate', '0')
      }
      setTimeout(() => {
        try{
          videotypeList[0].click()
          closeLogin()
        } catch {
          window.alert('自动切换画质失败,请手动切换视频画质!')
        }
      }, 1000)
    }
  }

  // 显示 画质切换
  const changPlayerMenuVisible = () => waitNode({
    selector: 'div.player-videotype div.player-menu-panel',
    timeNum: 500,
    callback: (node, selector) => {
      // const node = document.querySelector(selector)
      // node.style.setProperty('dispaly', "block", 'important')
      node.style.cssText = 'display: block; height: 210px;'
      changeVideotypeItem()
    }
  })

  // 显示 视频下方菜单
  const changPlayerCtrlVisible = () => waitNode({
    selector: '#player-ctrl-wrap',
    timeNum: 500,
    callback: (node, selector) => {
      // const node = document.querySelector(selector)
      node.style.setProperty('bottom', "60px", 'important')
      setTimeout(() => {
        changPlayerMenuVisible()
      }, 2000)
    }
  })

  // 覆盖关闭窗口事件
  waitObjectHasKey({
    obj: window,
    _key: 'HyLogin',
    callback: () => {
      window.HyLogin.prototype.closeUdbLogin = function() {
        window.HyLogin.notice("loginClose")
      }
    }
  })

  const main = () => {
    const loopEvent = (num = 0) => {
      if (window.VPlayer.prototype.videoStatus === 0) { // 视频就绪
        changPlayerCtrlVisible()
        return
      }
      setTimeout(() => {
        if (num > 10) return
        loopEvent(++num)
      }, 500)
    }

    // 监听视频状态
    waitObjectHasKey({
      _obj: window,
      _key: 'VPlayer.prototype.videoStatus',
      callback: loopEvent
    })
  }

  main()
})();