/* init.js - initialization and configuration of Popcorn and the widgets

*/

if (typeof window.IriSP === "undefined") {

    IriSP = {};

}

/* The Metadataplayer Object, single point of entry, replaces IriSP.init_player */

IriSP.Metadataplayer = function(config) {

    IriSP.log("IriSP.Metadataplayer constructor");

    for (var key in IriSP.guiDefaults) {

        if (IriSP.guiDefaults.hasOwnProperty(key) && !config.gui.hasOwnProperty(key)) {

            config.gui[key] = IriSP.guiDefaults[key]

        }

    }

    var _container = document.getElementById(config.gui.container);

    _container.innerHTML = '<h3 class="Ldt-Loader">Loading... Chargement...</h3>';

    this.sourceManager = new IriSP.Model.Directory();

    this.config = config;

    this.callbackQueue = [];

    this.isLoaded = false;

    this.loadLibs();

}

IriSP.Metadataplayer.prototype.toString = function() {

    return 'Metadataplayer in #' + this.config.gui.container;

}

IriSP.Metadataplayer.prototype.deferCallback = function(_callback) {

    var _this = this;

    IriSP._.defer(function() {

        _callback.call(_this);

    });

}

IriSP.Metadataplayer.prototype.handleCallbacks = function() {

    this.isLoaded = true;

    while (this.callbackQueue.length) {

        this.deferCallback(this.callbackQueue.splice(0,1)[0]);

    }

}

IriSP.Metadataplayer.prototype.onLoad = function(_callback) {

    if (this.isLoaded) {

        this.deferCallback(_callback);

    } else {

        this.callbackQueue.push(_callback);

    }

}

IriSP.Metadataplayer.prototype.loadLibs = function() {

    IriSP.log("IriSP.Metadataplayer.prototype.loadLibs");

    var $L = $LAB

        .script(IriSP.getLib("underscore"))

        .script(IriSP.getLib("Mustache"))

        .script(IriSP.getLib("jQuery"))

        .script(IriSP.getLib("swfObject"));

    if (typeof JSON == "undefined") {

        $L.script(IriSP.getLib("json"));

    }

    $L.wait()

        .script(IriSP.getLib("jQueryUI"));

    if (this.config.player.type === "jwplayer" || this.config.player.type === "auto") {

        $L.script(IriSP.getLib("jwplayer"));

    }

    if (this.config.player.type !== "jwplayer" && this.config.player.type !== "allocine" && this.config.player.type !== "dailymotion") {

        $L.script(IriSP.getLib("popcorn"));

    }

    /* widget specific requirements */

    for(var _i = 0; _i < this.config.gui.widgets.length; _i++) {

        var _t = this.config.gui.widgets[_i].type;

        if (typeof IriSP.widgetsRequirements[_t] !== "undefined" && typeof IriSP.widgetsRequirements[_t].requires !== "undefined") {

            $L.script(IriSP.getLib(IriSP.widgetsRequirements[_t].requires));

        }

    }

    var _this = this;

    IriSP.log($L);

    $L.wait(function() {

        _this.onLibsLoaded();

    });

}

IriSP.Metadataplayer.prototype.onLibsLoaded = function() {

    IriSP.log("IriSP.Metadataplayer.prototype.onLibsLoaded");

    if (typeof IriSP.jQuery === "undefined" && typeof window.jQuery !== "undefined") {

        IriSP.jQuery = window.jQuery.noConflict();

    }

    if (typeof IriSP._ === "undefined" && typeof window._ !== "undefined") {

        IriSP._ = window._.noConflict();

    }

    IriSP.loadCss(IriSP.getLib("cssjQueryUI"));

    IriSP.loadCss(this.config.gui.css);

    this.videoData = this.loadMetadata(this.config.player.metadata);

    this.$ = IriSP.jQuery('#' + this.config.gui.container);

    this.$.css({

        "width": this.config.gui.width,

        "clear": "both"

    });

    if (typeof this.config.gui.height !== "undefined") {

        this.$.css("height", this.config.gui.height);

    }

    var _this = this;

    this.videoData.onLoad(function() {

        _this.onVideoDataLoaded();

    });

}

IriSP.Metadataplayer.prototype.loadMetadata = function(_metadataInfo) {

    if (typeof _metadataInfo.serializer === "undefined" && typeof _metadataInfo.format !== "undefined") {

        _metadataInfo.serializer = IriSP.serializers[_metadataInfo.format];

    }

    if (typeof _metadataInfo.url === "undefined" && typeof _metadataInfo.src !== "undefined") {

        _metadataInfo.url = _metadataInfo.src;

    }

    if (typeof _metadataInfo.url !== "undefined" && typeof _metadataInfo.serializer !== "undefined") {

        return this.sourceManager.remoteSource(_metadataInfo);

    } else {

        return this.sourceManager.newLocalSource(_metadataInfo);

    }

}

IriSP.Metadataplayer.prototype.onVideoDataLoaded = function() {

    if (typeof this.videoData !== "undefined" && typeof this.config.player.video === "undefined") {

        var _media;

        if (typeof this.videoData.mainMedia !== "undefined") {

            _media = this.videoData.getElement(this.videoData.mainMedia);

        }

        if (this.config.player.type === "mashup" || this.config.player.type === "mashup-html") {

            if (typeof _media === "undefined" || _media.elementType !== "mashup") {

                var _mashups = this.videoData.getMashups();

                if (_mashups.length) {

                    _media = _mashups[0];

                }

            }

        } else {

            if (typeof _media === "undefined" || _media.elementType !== "media") {

                var _medias = this.videoData.getMedias();

                if (_medias.length) {

                    _media = _medias[0];

                }

            }

        }

        this.videoData.currentMedia = _media;

        if (typeof _media !== "undefined" && typeof _media.video !== "undefined") {

            this.config.player.video = _media.video;

            if (typeof _media.streamer !== "undefined") {

                this.config.player.streamer = _media.streamer;

                this.config.player.video = _media.video.replace(_media.streamer,'');

            }

        }

    }

    this.widgets = [];

    var _this = this;

    for(var i = 0; i < this.config.gui.widgets.length; i++) {

        this.loadWidget(this.config.gui.widgets[i], function(_widget) {

            _this.widgets.push(_widget)

        });

    };

    this.$.find('.Ldt-Loader').detach();

    this.handleCallbacks();

}

IriSP.Metadataplayer.prototype.loadWidget = function(_widgetConfig, _callback) {

    /* Creating containers if needed */

    if (typeof _widgetConfig.container === "undefined") {

        var _divs = this.layoutDivs(_widgetConfig.type);

        _widgetConfig.container = _divs[0];

    }

    var _this = this;

    if (typeof IriSP.Widgets[_widgetConfig.type] !== "undefined") {

        IriSP._.defer(function() {

            _callback(new IriSP.Widgets[_widgetConfig.type](_this, _widgetConfig));

        });

    } else {