yuzhnye_build/data/flutter_assets/packages/wakelock_plus/assets/no_sleep.js

var webm =
  'data:video/webm;base64,GkXfo0AgQoaBAUL3gQFC8oEEQvOBCEKCQAR3ZWJtQoeBAkKFgQIYU4BnQI0VSalmQCgq17FAAw9CQE2AQAZ3aGFtbXlXQUAGd2hhbW15RIlACECPQAAAAAAAFlSua0AxrkAu14EBY8WBAZyBACK1nEADdW5khkAFVl9WUDglhohAA1ZQOIOBAeBABrCBCLqBCB9DtnVAIueBAKNAHIEAAIAwAQCdASoIAAgAAUAmJaQAA3AA/vz0AAA='
var mp4 =
  'data:video/mp4;base64,AAAAIGZ0eXBtcDQyAAACAGlzb21pc28yYXZjMW1wNDEAAAAIZnJlZQAACKBtZGF0AAAC8wYF///v3EXpvebZSLeWLNgg2SPu73gyNjQgLSBjb3JlIDE0MiByMjQ3OSBkZDc5YTYxIC0gSC4yNjQvTVBFRy00IEFWQyBjb2RlYyAtIENvcHlsZWZ0IDIwMDMtMjAxNCAtIGh0dHA6Ly93d3cudmlkZW9sYW4ub3JnL3gyNjQuaHRtbCAtIG9wdGlvbnM6IGNhYmFjPTEgcmVmPTEgZGVibG9jaz0xOjA6MCBhbmFseXNlPTB4MToweDExMSBtZT1oZXggc3VibWU9MiBwc3k9MSBwc3lfcmQ9MS4wMDowLjAwIG1peGVkX3JlZj0wIG1lX3JhbmdlPTE2IGNocm9tYV9tZT0xIHRyZWxsaXM9MCA4eDhkY3Q9MCBjcW09MCBkZWFkem9uZT0yMSwxMSBmYXN0X3Bza2lwPTEgY2hyb21hX3FwX29mZnNldD0wIHRocmVhZHM9NiBsb29rYWhlYWRfdGhyZWFkcz0xIHNsaWNlZF90aHJlYWRzPTAgbnI9MCBkZWNpbWF0ZT0xIGludGVybGFjZWQ9MCBibHVyYXlfY29tcGF0PTAgY29uc3RyYWluZWRfaW50cmE9MCBiZnJhbWVzPTMgYl9weXJhbWlkPTIgYl9hZGFwdD0xIGJfYmlhcz0wIGRpcmVjdD0xIHdlaWdodGI9MSBvcGVuX2dvcD0wIHdlaWdodHA9MSBrZXlpbnQ9MzAwIGtleWludF9taW49MzAgc2NlbmVjdXQ9NDAgaW50cmFfcmVmcmVzaD0wIHJjX2xvb2thaGVhZD0xMCByYz1jcmYgbWJ0cmVlPTEgY3JmPTIwLjAgcWNvbXA9MC42MCBxcG1pbj0wIHFwbWF4PTY5IHFwc3RlcD00IHZidl9tYXhyYXRlPTIwMDAwIHZidl9idWZzaXplPTI1MDAwIGNyZl9tYXg9MC4wIG5hbF9ocmQ9bm9uZSBmaWxsZXI9MCBpcF9yYXRpbz0xLjQwIGFxPTE6MS4wMACAAAAAOWWIhAA3//p+C7v8tDDSTjf97w55i3SbRPO4ZY+hkjD5hbkAkL3zpJ6h/LR1CAABzgB1kqqzUorlhQAAAAxBmiQYhn/+qZYADLgAAAAJQZ5CQhX/AAj5IQADQGgcIQADQGgcAAAACQGeYUQn/wALKCEAA0BoHAAAAAkBnmNEJ/8ACykhAANAaBwhAANAaBwAAAANQZpoNExDP/6plgAMuSEAA0BoHAAAAAtBnoZFESwr/wAI+SEAA0BoHCEAA0BoHAAAAAkBnqVEJ/8ACykhAANAaBwAAAAJAZ6nRCf/AAsoIQADQGgcIQADQGgcAAAADUGarDRMQz/+qZYADLghAANAaBwAAAALQZ7KRRUsK/8ACPkhAANAaBwAAAAJAZ7pRCf/AAsoIQADQGgcIQADQGgcAAAACQGe60Qn/wALKCEAA0BoHAAAAA1BmvA0TEM//qmWAAy5IQADQGgcIQADQGgcAAAAC0GfDkUVLCv/AAj5IQADQGgcAAAACQGfLUQn/wALKSEAA0BoHCEAA0BoHAAAAAkBny9EJ/8ACyghAANAaBwAAAANQZs0NExDP/6plgAMuCEAA0BoHAAAAAtBn1JFFSwr/wAI+SEAA0BoHCEAA0BoHAAAAAkBn3FEJ/8ACyghAANAaBwAAAAJAZ9zRCf/AAsoIQADQGgcIQADQGgcAAAADUGbeDRMQz/+qZYADLkhAANAaBwAAAALQZ+WRRUsK/8ACPghAANAaBwhAANAaBwAAAAJAZ+1RCf/AAspIQADQGgcAAAACQGft0Qn/wALKSEAA0BoHCEAA0BoHAAAAA1Bm7w0TEM//qmWAAy4IQADQGgcAAAAC0Gf2kUVLCv/AAj5IQADQGgcAAAACQGf+UQn/wALKCEAA0BoHCEAA0BoHAAAAAkBn/tEJ/8ACykhAANAaBwAAAANQZvgNExDP/6plgAMuSEAA0BoHCEAA0BoHAAAAAtBnh5FFSwr/wAI+CEAA0BoHAAAAAkBnj1EJ/8ACyghAANAaBwhAANAaBwAAAAJAZ4/RCf/AAspIQADQGgcAAAADUGaJDRMQz/+qZYADLghAANAaBwAAAALQZ5CRRUsK/8ACPkhAANAaBwhAANAaBwAAAAJAZ5hRCf/AAsoIQADQGgcAAAACQGeY0Qn/wALKSEAA0BoHCEAA0BoHAAAAA1Bmmg0TEM//qmWAAy5IQADQGgcAAAAC0GehkUVLCv/AAj5IQADQGgcIQADQGgcAAAACQGepUQn/wALKSEAA0BoHAAAAAkBnqdEJ/8ACyghAANAaBwAAAANQZqsNExDP/6plgAMuCEAA0BoHCEAA0BoHAAAAAtBnspFFSwr/wAI+SEAA0BoHAAAAAkBnulEJ/8ACyghAANAaBwhAANAaBwAAAAJAZ7rRCf/AAsoIQADQGgcAAAADUGa8DRMQz/+qZYADLkhAANAaBwhAANAaBwAAAALQZ8ORRUsK/8ACPkhAANAaBwAAAAJAZ8tRCf/AAspIQADQGgcIQADQGgcAAAACQGfL0Qn/wALKCEAA0BoHAAAAA1BmzQ0TEM//qmWAAy4IQADQGgcAAAAC0GfUkUVLCv/AAj5IQADQGgcIQADQGgcAAAACQGfcUQn/wALKCEAA0BoHAAAAAkBn3NEJ/8ACyghAANAaBwhAANAaBwAAAANQZt4NExC//6plgAMuSEAA0BoHAAAAAtBn5ZFFSwr/wAI+CEAA0BoHCEAA0BoHAAAAAkBn7VEJ/8ACykhAANAaBwAAAAJAZ+3RCf/AAspIQADQGgcAAAADUGbuzRMQn/+nhAAYsAhAANAaBwhAANAaBwAAAAJQZ/aQhP/AAspIQADQGgcAAAACQGf+UQn/wALKCEAA0BoHCEAA0BoHCEAA0BoHCEAA0BoHCEAA0BoHCEAA0BoHAAACiFtb292AAAAbG12aGQAAAAA1YCCX9WAgl8AAAPoAAAH/AABAAABAAAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADAAAAGGlvZHMAAAAAEICAgAcAT////v7/AAAF+XRyYWsAAABcdGtoZAAAAAPVgIJf1YCCXwAAAAEAAAAAAAAH0AAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAEAAAAAAygAAAMoAAAAAACRlZHRzAAAAHGVsc3QAAAAAAAAAAQAAB9AAABdwAAEAAAAABXFtZGlhAAAAIG1kaGQAAAAA1YCCX9WAgl8AAV+QAAK/IFXEAAAAAAAtaGRscgAAAAAAAAAAdmlkZQAAAAAAAAAAAAAAAFZpZGVvSGFuZGxlcgAAAAUcbWluZgAAABR2bWhkAAAAAQAAAAAAAAAAAAAAJGRpbmYAAAAcZHJlZgAAAAAAAAABAAAADHVybCAAAAABAAAE3HN0YmwAAACYc3RzZAAAAAAAAAABAAAAiGF2YzEAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAygDKAEgAAABIAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAY//8AAAAyYXZjQwFNQCj/4QAbZ01AKOyho3ySTUBAQFAAAAMAEAAr8gDxgxlgAQAEaO+G8gAAABhzdHRzAAAAAAAAAAEAAAA8AAALuAAAABRzdHNzAAAAAAAAAAEAAAABAAAB8GN0dHMAAAAAAAAAPAAAAAEAABdwAAAAAQAAOpgAAAABAAAXcAAAAAEAAAAAAAAAAQAAC7gAAAABAAA6mAAAAAEAABdwAAAAAQAAAAAAAAABAAALuAAAAAEAADqYAAAAAQAAF3AAAAABAAAAAAAAAAEAAAu4AAAAAQAAOpgAAAABAAAXcAAAAAEAAAAAAAAAAQAAC7gAAAABAAA6mAAAAAEAABdwAAAAAQAAAAAAAAABAAALuAAAAAEAADqYAAAAAQAAF3AAAAABAAAAAAAAAAEAAAu4AAAAAQAAOpgAAAABAAAXcAAAAAEAAAAAAAAAAQAAC7gAAAABAAA6mAAAAAEAABdwAAAAAQAAAAAAAAABAAALuAAAAAEAADqYAAAAAQAAF3AAAAABAAAAAAAAAAEAAAu4AAAAAQAAOpgAAAABAAAXcAAAAAEAAAAAAAAAAQAAC7gAAAABAAA6mAAAAAEAABdwAAAAAQAAAAAAAAABAAALuAAAAAEAADqYAAAAAQAAF3AAAAABAAAAAAAAAAEAAAu4AAAAAQAAOpgAAAABAAAXcAAAAAEAAAAAAAAAAQAAC7gAAAABAAA6mAAAAAEAABdwAAAAAQAAAAAAAAABAAALuAAAAAEAAC7gAAAAAQAAF3AAAAABAAAAAAAAABxzdHNjAAAAAAAAAAEAAAABAAAAAQAAAAEAAAEEc3RzegAAAAAAAAAAAAAAPAAAAzQAAAAQAAAADQAAAA0AAAANAAAAEQAAAA8AAAANAAAADQAAABEAAAAPAAAADQAAAA0AAAARAAAADwAAAA0AAAANAAAAEQAAAA8AAAANAAAADQAAABEAAAAPAAAADQAAAA0AAAARAAAADwAAAA0AAAANAAAAEQAAAA8AAAANAAAADQAAABEAAAAPAAAADQAAAA0AAAARAAAADwAAAA0AAAANAAAAEQAAAA8AAAANAAAADQAAABEAAAAPAAAADQAAAA0AAAARAAAADwAAAA0AAAANAAAAEQAAAA8AAAANAAAADQAAABEAAAANAAAADQAAAQBzdGNvAAAAAAAAADwAAAAwAAADZAAAA3QAAAONAAADoAAAA7kAAAPQAAAD6wAAA/4AAAQXAAAELgAABEMAAARcAAAEb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var _createClass = (function () {
  function defineProperties(target, props) {
    for (var i = 0; i < props.length; i++) {
      var descriptor = props[i]
      descriptor.enumerable = descriptor.enumerable || false
      descriptor.configurable = true
      if ('value' in descriptor) descriptor.writable = true
      Object.defineProperty(target, descriptor.key, descriptor)
    }
  }
  return function (Constructor, protoProps, staticProps) {
    if (protoProps) defineProperties(Constructor.prototype, protoProps)
    if (staticProps) defineProperties(Constructor, staticProps)
    return Constructor
  }
})()

function _classCallCheck(instance, Constructor) {
  if (!(instance instanceof Constructor)) {
    throw new TypeError('Cannot call a class as a function')
  }
}

// Detect iOS browsers < version 10
var oldIOS =
  typeof navigator !== 'undefined' &&
  parseFloat(
    (
      '' +
      (/CPU.*OS ([0-9_]{3,4})[0-9_]{0,1}|(CPU like).*AppleWebKit.*Mobile/i.exec(
        navigator.userAgent
      ) || [0, ''])[1]
    )
      .replace('undefined', '3_2')
      .replace('_', '.')
      .replace('_', '')
  ) < 10 &&
  !window.MSStream

// Detect native Wake Lock API support
var nativeWakeLock = 'wakeLock' in navigator

var NoSleep = (function () {
  var _releasedNative = true
  var _nativeRequestInProgress = false

  function NoSleep() {
    var _this = this

    _classCallCheck(this, NoSleep)

    if (nativeWakeLock) {
      this._wakeLock = null
      var handleVisibilityChange = function handleVisibilityChange() {
        if (
          _this._wakeLock !== null &&
          document.visibilityState === 'visible'
        ) {
          _this.enable()
        }
      }
      document.addEventListener('visibilitychange', handleVisibilityChange)
      document.addEventListener('fullscreenchange', handleVisibilityChange)
    } else if (oldIOS) {
      this.noSleepTimer = null
    } else {
      // Set up no sleep video element
      this.noSleepVideo = document.createElement('video')

      this.noSleepVideo.setAttribute('title', 'No Sleep')
      this.noSleepVideo.setAttribute('playsinline', '')

      this._addSourceToVideo(this.noSleepVideo, 'webm', webm)
      this._addSourceToVideo(this.noSleepVideo, 'mp4', mp4)

      this.noSleepVideo.addEventListener('loadedmetadata', function () {
        if (_this.noSleepVideo.duration <= 1) {
          // webm source
          _this.noSleepVideo.setAttribute('loop', '')
        } else {
          // mp4 source
          _this.noSleepVideo.addEventListener('timeupdate', function () {
            if (_this.noSleepVideo.currentTime > 0.5) {
              _this.noSleepVideo.currentTime = Math.random()
            }
          })
        }
      })
    }
  }

  _createClass(NoSleep, [
    {
      key: '_addSourceToVideo',
      value: function _addSourceToVideo(element, type, dataURI) {
        var source = document.createElement('source')
        source.src = dataURI
        source.type = 'video/' + type
        element.appendChild(source)
      },
    },
    {
      key: 'enable',
      value: function enable() {
        var _this2 = this

        if (nativeWakeLock) {
          _nativeRequestInProgress = true
          navigator.wakeLock
            .request('screen')
            .then(function (wakeLock) {
              _releasedNative = false
              _nativeRequestInProgress = false

              _this2._wakeLock = wakeLock
              _this2._wakeLock.addEventListener('release', function () {
                _releasedNative = true
                _this2._wakeLock = null
              })
            })
            .catch(function (err) {
              _nativeRequestInProgress = false
              console.error(err.name + ', ' + err.message)
            })
        } else if (oldIOS) {
          this.disable()
          console.warn(
            '\n        NoSleep enabled for older iOS devices. This can interrupt\n        active or long-running network requests from completing successfully.\n        See https://github.com/richtr/NoSleep.js/issues/15 for more details.\n      '
          )
          this.noSleepTimer = window.setInterval(function () {
            if (!document.hidden) {
              window.location.href = window.location.href.split('#')[0]
              window.setTimeout(window.stop, 0)
            }
          }, 15000)
        } else {
          this.noSleepVideo.play()
        }
      },
    },
    {
      key: 'disable',
      value: function disable() {
        if (nativeWakeLock) {
          if (this._wakeLock != null) {
            _releasedNative = true
            this._wakeLock.release()
          }

          this._wakeLock = null
        } else if (oldIOS) {
          if (this.noSleepTimer) {
            console.warn(
              '\n          NoSleep now disabled for older iOS devices.\n        '
            )
            window.clearInterval(this.noSleepTimer)
            this.noSleepTimer = null
          }
        } else {
          this.noSleepVideo.pause()
        }
      },
    },
    {
      key: 'enabled',
      value: async function enabled() {
        if (nativeWakeLock) {
          if (_nativeRequestInProgress == true) {
            // Wait until the request is done.
            while (true) {
              // Wait for 42 milliseconds.
              await new Promise((resolve, reject) => setTimeout(resolve, 42))
              if (_nativeRequestInProgress == false) {
                break
              }
            }
          }

          // todo: use WakeLockSentinel.released when that is available (https://developer.mozilla.org/en-US/docs/Web/API/WakeLockSentinel/released)
          if (_releasedNative != false) {
            return false
          }

          return true
        } else if (oldIOS) {
          return this.noSleepTimer != null
        } else {
          if (this.noSleepVideo == undefined) {
            return false
          }

          return !this.noSleepVideo.paused
        }
      },
    },
  ])

  return NoSleep
})()

var noSleep = new NoSleep()

var Wakelock = {
  enabled: async function () {
    try {
      return noSleep.enabled()
    } catch (e) {
      return false
    }
  },
  toggle: async function (enable) {
    if (enable) {
      noSleep.enable()
    } else {
      noSleep.disable()
    }
  },
}

if (nativeWakeLock != true) {
  // The first non-native call sometimes throws an error, however,
  // the error does not leak the try-catch above. Therefore, this
  // is an easy fix that realiably works.
  Wakelock.enabled()
}