A quick youtube API adapter for playing nicely with other javascript modules.

Youtube Adapter

/**
 * Youtube quick module
 *
 * USE:
 * var _yt = new youtube().init({
 *     element: "player",
 *     height: 350,
 *     width: 640,
 *     videoId: 'M7lc1UVf-VE'
 * });
 *
 * _yt is the instance for handling/controlling events and player
 */
function youtube (){
    this.options = {};
    this.scriptLoaded = false;
    this.init = function ( options ) {
        this.options = options || {};
        if(!this.options.element){throw new Error("Must specify youtube element!");}
        if(!this.options.videoId){throw new Error("Must specify youtube video Id!");}
        var _self = this;
        // load the video element and logic
        _self.loadVideo();

        // load in the script
        if(_self.scriptLoaded !== true){
            var tag = document.createElement('script');
            tag.src = "https://www.youtube.com/iframe_api";
            var firstScriptTag = document.getElementsByTagName('script')[0];
            firstScriptTag.parentNode.insertBefore(tag, firstScriptTag);
            _self.scriptLoaded = true;
        }

        return this;
    };

    this.loadVideo = function() {
        var _self = this;
        var player;
        window.onYouTubeIframeAPIReady = function () {
            _self.playerInstance = new YT.Player(_self.options.element, {
                height: _self.options.height || '390',
                width: _self.options.width || '640',
                videoId: _self.options.videoId,
                playerVars: { 'autoplay': 1 }, // needed so we have access to the methods right away
                events: {
                    'onReady': _self.onReady,
                    'onStateChange': _self.onStateChange
                }
            });
        };
    };
    this.onReady = function(event) {
        // Loads up the video methods within _self.playerInstance
        // Stops the autoplay from moving forward
        event.target.pauseVideo();
        event.target.stopVideo();
    };
    this.onStateChange = function(event) {
        var _self = this;
        var done = false;
        if (event.data == YT.PlayerState.PLAYING && !done) {
            setTimeout(_self.stop, 6000);
            done = true;
        }
    };
    this.play = function() {
        this.playerInstance.playVideo();
    };
    this.pause = function() {
        this.playerInstance.pauseVideo();
    };
    this.stop = function() {
        this.playerInstance.stopVideo();
    };
}