(function (root, factory) {
  if (typeof exports === "object" && typeof module !== "undefined") {
    var videojs = require("video.js");
    module.exports = factory(videojs.default || videojs)
  } else if (typeof define === "function" && define.amd) {
    define(["videojs"], function (videojs) {
      return root.Youtube = factory(videojs)
    })
  } else {
    root.Youtube = factory(root.videojs)
  }
})(this, function (videojs) {
  "use strict";
  var _isOnMobile = videojs.browser.IS_IOS || videojs.browser.IS_NATIVE_ANDROID;
  var Tech = videojs.getTech("Tech");
  var Youtube = videojs.extend(Tech, {
    constructor: function (options, ready) {
      Tech.call(this, options, ready);
      this.setPoster(options.poster);
      this.setSrc(this.options_.source, true);
      this.setTimeout(function () {
        if (this.el_) {
          this.el_.parentNode.className += " vjs-youtube";
          if (_isOnMobile) {
            this.el_.parentNode.className += " vjs-youtube-mobile"
          }
          if (Youtube.isApiReady) {
            this.initYTPlayer()
          } else {
            Youtube.apiReadyQueue.push(this)
          }
        }
      }.bind(this))
    }, dispose: function () {
      if (this.ytPlayer) {
        if (this.ytPlayer.stopVideo) {
          this.ytPlayer.stopVideo()
        }
        if (this.ytPlayer.destroy) {
          this.ytPlayer.destroy()
        }
      } else {
        var index = Youtube.apiReadyQueue.indexOf(this);
        if (index !== -1) {
          Youtube.apiReadyQueue.splice(index, 1)
        }
      }
      this.ytPlayer = null;
      this.el_.parentNode.className = this.el_.parentNode.className.replace(" vjs-youtube", "").replace(" vjs-youtube-mobile", "");
      this.el_.parentNode.removeChild(this.el_);
      Tech.prototype.dispose.call(this)
    }, createEl: function () {
      var div = document.createElement("div");
      div.setAttribute("id", this.options_.techId);
      div.setAttribute("style", "width:100%;height:100%;top:0;left:0;position:absolute");
      div.setAttribute("class", "vjs-tech");
      var divWrapper = document.createElement("div");
      divWrapper.appendChild(div);
      if (!_isOnMobile && !this.options_.ytControls) {
        var divBlocker = document.createElement("div");
        divBlocker.setAttribute("class", "vjs-iframe-blocker");
        divBlocker.setAttribute("style", "position:absolute;top:0;left:0;width:100%;height:100%");
        divBlocker.onclick = function () {
          this.pause()
        }.bind(this);
        divWrapper.appendChild(divBlocker)
      }
      return divWrapper
    }, initYTPlayer: function () {
      var playerVars = {controls: 0, modestbranding: 1, rel: 0, showinfo: 0, loop: this.options_.loop ? 1 : 0};
      if (typeof this.options_.autohide !== "undefined") {
        playerVars.autohide = this.options_.autohide
      }
      if (typeof this.options_["cc_load_policy"] !== "undefined") {
        playerVars["cc_load_policy"] = this.options_["cc_load_policy"]
      }
      if (typeof this.options_.ytControls !== "undefined") {
        playerVars.controls = this.options_.ytControls
      }
      if (typeof this.options_.disablekb !== "undefined") {
        playerVars.disablekb = this.options_.disablekb
      }
      if (typeof this.options_.color !== "undefined") {
        playerVars.color = this.options_.color
      }
      if (!playerVars.controls) {
        playerVars.fs = 0
      } else if (typeof this.options_.fs !== "undefined") {
        playerVars.fs = this.options_.fs
      }
      if (this.options_.source.src.indexOf("end=") !== -1) {
        var srcEndTime = this.options_.source.src.match(/end=([0-9]*)/);
        this.options_.end = parseInt(srcEndTime[1])
      }
      if (typeof this.options_.end !== "undefined") {
        playerVars.end = this.options_.end
      }
      if (typeof this.options_.hl !== "undefined") {
        playerVars.hl = this.options_.hl
      } else if (typeof this.options_.language !== "undefined") {
        playerVars.hl = this.options_.language.substr(0, 2)
      }
      if (typeof this.options_["iv_load_policy"] !== "undefined") {
        playerVars["iv_load_policy"] = this.options_["iv_load_policy"]
      }
      if (typeof this.options_.list !== "undefined") {
        playerVars.list = this.options_.list
      } else if (this.url && typeof this.url.listId !== "undefined") {
        playerVars.list = this.url.listId
      }
      if (typeof this.options_.listType !== "undefined") {
        playerVars.listType = this.options_.listType
      }
      if (typeof this.options_.modestbranding !== "undefined") {
        playerVars.modestbranding = this.options_.modestbranding
      }
      if (typeof this.options_.playlist !== "undefined") {
        playerVars.playlist = this.options_.playlist
      }
      if (typeof this.options_.playsinline !== "undefined") {
        playerVars.playsinline = this.options_.playsinline
      }
      if (typeof this.options_.rel !== "undefined") {
        playerVars.rel = this.options_.rel
      }
      if (typeof this.options_.showinfo !== "undefined") {
        playerVars.showinfo = this.options_.showinfo
      }
      if (this.options_.source.src.indexOf("start=") !== -1) {
        var srcStartTime = this.options_.source.src.match(/start=([0-9]*)/);
        this.options_.start = parseInt(srcStartTime[1])
      }
      if (typeof this.options_.start !== "undefined") {
        playerVars.start = this.options_.start
      }
      if (typeof this.options_.theme !== "undefined") {
        playerVars.theme = this.options_.theme
      }
      if (typeof this.options_.customVars !== "undefined") {
        var customVars = this.options_.customVars;
        Object.keys(customVars).forEach(function (key) {
          playerVars[key] = customVars[key]
        })
      }
      this.activeVideoId = this.url ? this.url.videoId : null;
      this.activeList = playerVars.list;
      var playerConfig = {
        videoId: this.activeVideoId,
        playerVars: playerVars,
        events: {
          onReady: this.onPlayerReady.bind(this),
          onPlaybackQualityChange: this.onPlayerPlaybackQualityChange.bind(this),
          onPlaybackRateChange: this.onPlayerPlaybackRateChange.bind(this),
          onStateChange: this.onPlayerStateChange.bind(this),
          onVolumeChange: this.onPlayerVolumeChange.bind(this),
          onError: this.onPlayerError.bind(this)
        }
      };
      if (typeof this.options_.enablePrivacyEnhancedMode !== "undefined" && this.options_.enablePrivacyEnhancedMode) {
        playerConfig.host = "https://www.youtube-nocookie.com"
      }
      this.ytPlayer = new YT.Player(this.options_.techId, playerConfig)
    }, onPlayerReady: function () {
      if (this.options_.muted) {
        this.ytPlayer.mute()
      }
      var playbackRates = this.ytPlayer.getAvailablePlaybackRates();
      if (playbackRates.length > 1) {
        this.featuresPlaybackRate = true
      }
      this.playerReady_ = true;
      this.triggerReady();
      if (this.playOnReady) {
        this.play()
      } else if (this.cueOnReady) {
        this.cueVideoById_(this.url.videoId);
        this.activeVideoId = this.url.videoId
      }
    }, onPlayerPlaybackQualityChange: function () {
    }, onPlayerPlaybackRateChange: function () {
      this.trigger("ratechange")
    }, onPlayerStateChange: function (e) {
      var state = e.data;
      if (state === this.lastState || this.errorNumber) {
        return
      }
      this.lastState = state;
      switch (state) {
        case-1:
          this.trigger("loadstart");
          this.trigger("loadedmetadata");
          this.trigger("durationchange");
          this.trigger("ratechange");
          break;
        case YT.PlayerState.ENDED:
          this.trigger("ended");
          break;
        case YT.PlayerState.PLAYING:
          this.trigger("timeupdate");
          this.trigger("durationchange");
          this.trigger("playing");
          this.trigger("play");
          if (this.isSeeking) {
            this.onSeeked()
          }
          break;
        case YT.PlayerState.PAUSED:
          this.trigger("canplay");
          if (this.isSeeking) {
            this.onSeeked()
          } else {
            this.trigger("pause")
          }
          break;
        case YT.PlayerState.BUFFERING:
          this.player_.trigger("timeupdate");
          this.player_.trigger("waiting");
          break
      }
    }, onPlayerVolumeChange: function () {
      this.trigger("volumechange")
    }, onPlayerError: function (e) {
      this.errorNumber = e.data;
      this.trigger("pause");
      this.trigger("error")
    }, error: function () {
      var code = 1e3 + this.errorNumber;
      switch (this.errorNumber) {
        case 5:
          return {code: code, message: "Error while trying to play the video"};
        case 2:
        case 100:
          return {code: code, message: "Unable to find the video"};
        case 101:
        case 150:
          return {code: code, message: "Playback on other Websites has been disabled by the video owner."}
      }
      return {code: code, message: "YouTube unknown error (" + this.errorNumber + ")"}
    }, loadVideoById_: function (id) {
      var options = {videoId: id};
      if (this.options_.start) {
        options.startSeconds = this.options_.start
      }
      if (this.options_.end) {
        options.endEnd = this.options_.end
      }
      this.ytPlayer.loadVideoById(options)
    }, cueVideoById_: function (id) {
      var options = {videoId: id};
      if (this.options_.start) {
        options.startSeconds = this.options_.start
      }
      if (this.options_.end) {
        options.endEnd = this.options_.end
      }
      this.ytPlayer.cueVideoById(options)
    }, src: function (src) {
      if (src) {
        this.setSrc({src: src})
      }
      return this.source
    }, poster: function () {
      if (_isOnMobile) {
        return null
      }
      return this.poster_
    }, setPoster: function (poster) {
      this.poster_ = poster
    }, setSrc: function (source) {
      if (!source || !source.src) {
        return
      }
      delete this.errorNumber;
      this.source = source;
      this.url = Youtube.parseUrl(source.src);
      if (!this.options_.poster) {
        if (this.url.videoId) {
          this.poster_ = "https://img.youtube.com/vi/" + this.url.videoId + "/0.jpg";
          this.trigger("posterchange");
          this.checkHighResPoster()
        }
      }
      if (this.options_.autoplay && !_isOnMobile) {
        if (this.isReady_) {
          this.play()
        } else {
          this.playOnReady = true
        }
      } else if (this.activeVideoId !== this.url.videoId) {
        if (this.isReady_) {
          this.cueVideoById_(this.url.videoId);
          this.activeVideoId = this.url.videoId
        } else {
          this.cueOnReady = true
        }
      }
    }, autoplay: function () {
      return this.options_.autoplay
    }, setAutoplay: function (val) {
      this.options_.autoplay = val
    }, loop: function () {
      return this.options_.loop
    }, setLoop: function (val) {
      this.options_.loop = val
    }, play: function () {
      if (!this.url || !this.url.videoId) {
        return
      }
      this.wasPausedBeforeSeek = false;
      if (this.isReady_) {
        if (this.url.listId) {
          if (this.activeList === this.url.listId) {
            this.ytPlayer.playVideo()
          } else {
            this.ytPlayer.loadPlaylist(this.url.listId);
            this.activeList = this.url.listId
          }
        }
        if (this.activeVideoId === this.url.videoId) {
          this.ytPlayer.playVideo()
        } else {
          this.loadVideoById_(this.url.videoId);
          this.activeVideoId = this.url.videoId
        }
      } else {
        this.trigger("waiting");
        this.playOnReady = true
      }
    }, pause: function () {
      if (this.ytPlayer) {
        this.ytPlayer.pauseVideo()
      }
    }, paused: function () {
      return this.ytPlayer ? this.lastState !== YT.PlayerState.PLAYING && this.lastState !== YT.PlayerState.BUFFERING : true
    }, currentTime: function () {
      return this.ytPlayer ? this.ytPlayer.getCurrentTime() : 0
    }, setCurrentTime: function (seconds) {
      if (this.lastState === YT.PlayerState.PAUSED) {
        this.timeBeforeSeek = this.currentTime()
      }
      if (!this.isSeeking) {
        this.wasPausedBeforeSeek = this.paused()
      }
      this.ytPlayer.seekTo(seconds, true);
      this.trigger("timeupdate");
      this.trigger("seeking");
      this.isSeeking = true;
      if (this.lastState === YT.PlayerState.PAUSED && this.timeBeforeSeek !== seconds) {
        clearInterval(this.checkSeekedInPauseInterval);
        this.checkSeekedInPauseInterval = setInterval(function () {
          if (this.lastState !== YT.PlayerState.PAUSED || !this.isSeeking) {
            clearInterval(this.checkSeekedInPauseInterval)
          } else if (this.currentTime() !== this.timeBeforeSeek) {
            this.trigger("timeupdate");
            this.onSeeked()
          }
        }.bind(this), 250)
      }
    }, seeking: function () {
      return this.isSeeking
    }, seekable: function () {
      if (!this.ytPlayer) {
        return videojs.createTimeRange()
      }
      return videojs.createTimeRange(0, this.ytPlayer.getDuration())
    }, onSeeked: function () {
      clearInterval(this.checkSeekedInPauseInterval);
      this.isSeeking = false;
      if (this.wasPausedBeforeSeek) {
        this.pause()
      }
      this.trigger("seeked")
    }, playbackRate: function () {
      return this.ytPlayer ? this.ytPlayer.getPlaybackRate() : 1
    }, setPlaybackRate: function (suggestedRate) {
      if (!this.ytPlayer) {
        return
      }
      this.ytPlayer.setPlaybackRate(suggestedRate)
    }, duration: function () {
      return this.ytPlayer ? this.ytPlayer.getDuration() : 0
    }, currentSrc: function () {
      return this.source && this.source.src
    }, ended: function () {
      return this.ytPlayer ? this.lastState === YT.PlayerState.ENDED : false
    }, volume: function () {
      return this.ytPlayer ? this.ytPlayer.getVolume() / 100 : 1
    }, setVolume: function (percentAsDecimal) {
      if (!this.ytPlayer) {
        return
      }
      this.ytPlayer.setVolume(percentAsDecimal * 100)
    }, muted: function () {
      return this.ytPlayer ? this.ytPlayer.isMuted() : false
    }, setMuted: function (mute) {
      if (!this.ytPlayer) {
        return
      } else {
        this.muted(true)
      }
      if (mute) {
        this.ytPlayer.mute()
      } else {
        this.ytPlayer.unMute()
      }
      this.setTimeout(function () {
        this.trigger("volumechange")
      }, 50)
    }, buffered: function () {
      if (!this.ytPlayer || !this.ytPlayer.getVideoLoadedFraction) {
        return videojs.createTimeRange()
      }
      var bufferedEnd = this.ytPlayer.getVideoLoadedFraction() * this.ytPlayer.getDuration();
      return videojs.createTimeRange(0, bufferedEnd)
    }, preload: function () {
    }, load: function () {
    }, reset: function () {
    }, networkState: function () {
      if (!this.ytPlayer) {
        return 0
      }
      switch (this.ytPlayer.getPlayerState()) {
        case-1:
          return 0;
        case 3:
          return 2;
        default:
          return 1
      }
    }, readyState: function () {
      if (!this.ytPlayer) {
        return 0
      }
      switch (this.ytPlayer.getPlayerState()) {
        case-1:
          return 0;
        case 5:
          return 1;
        case 3:
          return 2;
        default:
          return 4
      }
    }, supportsFullScreen: function () {
      return document.fullscreenEnabled || document.webkitFullscreenEnabled || document.mozFullScreenEnabled || document.msFullscreenEnabled
    }, checkHighResPoster: function () {
      var uri = "https://img.youtube.com/vi/" + this.url.videoId + "/maxresdefault.jpg";
      try {
        var image = new Image;
        image.onload = function () {
          if ("naturalHeight" in image) {
            if (image.naturalHeight <= 90 || image.naturalWidth <= 120) {
              return
            }
          } else if (image.height <= 90 || image.width <= 120) {
            return
          }
          this.poster_ = uri;
          this.trigger("posterchange")
        }.bind(this);
        image.onerror = function () {
        };
        image.src = uri
      } catch (e) {
      }
    }
  });
  Youtube.isSupported = function () {
    return true
  };
  Youtube.canPlaySource = function (e) {
    return Youtube.canPlayType(e.type)
  };
  Youtube.canPlayType = function (e) {
    return e === "video/youtube"
  };
  Youtube.parseUrl = function (url) {
    var result = {videoId: null};
    var regex = /^.*(youtu.be\/|v\/|u\/\w\/|embed\/|watch\?v=|\&v=)([^#\&\?]*).*/;
    var match = url.match(regex);
    if (match && match[2].length === 11) {
      result.videoId = match[2]
    }
    var regPlaylist = /[?&]list=([^#\&\?]+)/;
    match = url.match(regPlaylist);
    if (match && match[1]) {
      result.listId = match[1]
    }
    return result
  };

  function apiLoaded() {
    YT.ready(function () {
      Youtube.isApiReady = true;
      for (var i = 0; i < Youtube.apiReadyQueue.length; ++i) {
        Youtube.apiReadyQueue[i].initYTPlayer()
      }
    })
  }

  function loadScript(src, callback) {
    var loaded = false;
    var tag = document.createElement("script");
    var firstScriptTag = document.getElementsByTagName("script")[0];
    firstScriptTag.parentNode.insertBefore(tag, firstScriptTag);
    tag.onload = function () {
      if (!loaded) {
        loaded = true;
        callback()
      }
    };
    tag.onreadystatechange = function () {
      if (!loaded && (this.readyState === "complete" || this.readyState === "loaded")) {
        loaded = true;
        callback()
      }
    };
    tag.src = src
  }

  function injectCss() {
    var css = ".vjs-youtube .vjs-iframe-blocker { display: none; }" + ".vjs-youtube.vjs-user-inactive .vjs-iframe-blocker { display: block; }" + ".vjs-youtube .vjs-poster { background-size: cover; }" + ".vjs-youtube-mobile .vjs-big-play-button { display: none; }";
    var head = document.head || document.getElementsByTagName("head")[0];
    var style = document.createElement("style");
    style.type = "text/css";
    if (style.styleSheet) {
      style.styleSheet.cssText = css
    } else {
      style.appendChild(document.createTextNode(css))
    }
    head.appendChild(style)
  }

  Youtube.apiReadyQueue = [];
  if (typeof document !== "undefined") {
    loadScript("https://www.youtube.com/iframe_api", apiLoaded);
    injectCss()
  }
  if (typeof videojs.registerTech !== "undefined") {
    videojs.registerTech("Youtube", Youtube)
  } else {
    videojs.registerComponent("Youtube", Youtube)
  }
});