/**

 * RefToolbar

 *

 * Adds tools for citing references to the edit toolbar.

 * See [[Wikipedia:RefToolbar]] for further documentation. One of two

 * possible versions will load (Reftoolbar 1.0 or Reftoolbar 2.0)

 * depending on the user preferences (the usebetatoolbar preference).

 *

 * @see: [[Wikipedia:RefToolbar]]

 * @see: [[MediaWiki:RefToolbar.js]]

 * @see: [[MediaWiki:RefToolbarConfig.js]]

 * @see: [[MediaWiki:RefToolbarLegacy.js]]

 * @see: [[MediaWiki:RefToolbarMessages-en.js]]

 * @see: [[MediaWiki:RefToolbarMessages-de.js]]

 * @see: [[MediaWiki:Gadget-refToolbarBase.js]]

 * @author: [[User:Mr.Z-man]]

 * @author: [[User:Kaldari]]

 */

/*jshint browser: true, camelcase: true, curly: true, eqeqeq: true */

/*global $, mw */

( function () {

'use strict';

function initializeRefTools() {

	if ( window.refToolbarInstalled || $( '#wpTextbox1[readonly]' ).length ) {

		return;

	}

        // cast to number, support both 1 and "1" 

	if ( +mw.user.options.get( 'usebetatoolbar' ) === 1 ) {

		// Enhanced editing toolbar is on. Going to load RefToolbar 2.0.

		// TODO:

		// * Explicitly declare global variables from [[MediaWiki:RefToolbar.js]] using window.*

		// * Move [[MediaWiki:RefToolbar.js]] to [[MediaWiki:Gadget-refToolbarDialogs.js]]

		// * Create the module 'ext.gadget.refToolbarDialogs' depending on 'ext.gadget.refToolbarBase' and 'ext.wikiEditor'

		// * Replace the code below by mw.loader.load( 'ext.gadget.refToolbarDialogs' );

		mw.loader.using(  'ext.gadget.refToolbarBase', 'ext.wikiEditor' ], function () {

			mw.loader.load( '/?title=MediaWiki:RefToolbar.js&action=raw&ctype=text/javascript' );

		} );

	} else if ( +mw.user.options.get( 'gadget-legacyToolbar' ) === 1 ) {

		// Enhanced editing toolbar is off. Loading RefToolbar 1.0. (legacy)

		mw.loader.load( '/?title=MediaWiki:RefToolbarLegacy.js&action=raw&ctype=text/javascript' );

	} else {

		return;

	}

	window.refToolbarInstalled = true;

}



if ( /^(edit|submit)$/.test( mw.config.get( 'wgAction' ) ) ) {

	// Double check if user.options is loaded, to prevent errors when copy pasted accross installations

	$.when( mw.loader.using( 'user.options' ), $.ready ).then( initializeRefTools );

}



}() );