/**
 * GUI component
 * @param guiRuntime
 * @param apiGUI
 * @constructor
 */
R3.GUI = function(
    guiRuntime,
    apiGUI
) {
	this.guiRuntime = guiRuntime;
    this.guiRuntime.isNotDatGuiThrow();

    if (R3.Utils.UndefinedOrNull(apiGUI)) {
        apiGUI = {};
    }

    R3.API.GUI.call(
        this,
        apiGUI.id,
        apiGUI.name,
        apiGUI.domElement,
        apiGUI.parentEntity
    );
    
	R3.Component.call(
		this,
		{
			'domElement': R3.DomElement
		}
	);
};

R3.GUI.prototype = Object.create(R3.Component.prototype);
R3.GUI.prototype.constructor = R3.GUI;

/**
 * Creates a helper instance
 */
R3.GUI.prototype.createInstance = function() {
    this.instance = new this.guiRuntime.instance( { autoPlace: false } );
    R3.Component.prototype.createInstance.call(this);
};

/**
 * Updates the instance with the current state
 */
R3.GUI.prototype.updateInstance = function(property) {
    console.log('todo: implement gui update instance:' + property);
};

/**
 * Converts a R3.GUI to a new R3.API.GUI
 * @returns {R3.API.GUI}
 */
R3.GUI.prototype.toApiObject = function() {

    return new R3.API.GUI(
        this.id,
        this.name,
        R3.Utils.IdOrNull(this.domElement),
        R3.Utils.IdOrNull(this.parentEntity)
    );

};

/**
 * Converts from an Object GUI to a R3.GUI
 * @param guiRuntime R3.GUIRuntime
 * @param objectGUI Object
 * @returns {R3.GUI}
 * @constructor
 */
R3.GUI.FromObject = function(guiRuntime, objectGUI) {

    var apiGUI = R3.API.GUI.FromObject(objectGUI);

    return new R3.GUI(
        guiRuntime,
        apiGUI
    );

};

/**
 * Removes empty folders from instance
 */
R3.GUI.prototype.removeEmtpyFolders = function() {
	this.instance.removeEmptyFolders();
};

/**
 * Remove all folders from instance
 */
R3.GUI.prototype.removeAllFolders = function() {
	this.instance.removeAllFolders();
};

/**
 * Adds a folder to instance
 * @param folderName
 * @returns {*}
 */
R3.GUI.prototype.addFolder = function(folderName) {
	try {
		return this.instance.addFolder(folderName);
	} catch (e) {
	    try {
	        folderName += ' duplicate (' + R3.Utils.RandomId() + ')';
            return this.instance.addFolder(folderName);
        } catch (e) {
            console.log(e.message);
            return null;
        }
	}
};