webshim.register('mediacapture', function($, webshim, window, document, undefined, featureOptions){
	"use strict";
	var hasCamera = -1;
	var checkCameras = $.noop;
	var sel = 'input[type="file"].ws-filereader, input[type="file"].ws-capture';
	var cameraListPromise = $.Deferred();

	//

	(function(){
		var tmp;

		var hasNativeUserMedia = !!(navigator.getUserMedia && !navigator.wsGetUserMedia);
		var hasFlash = swfmini.hasFlashPlayerVersion('11.3');
		var writeToStorage = function(){
			try{
				sessionStorage.setItem('wsCameras', JSON.stringify(hasCamera));
			} catch (e){}
		};
		var reject = function(){
			hasCamera = 0;
			writeToStorage();
			cameraListPromise.reject(hasCamera);
		};
		var resolve = function(){
			writeToStorage();
			cameraListPromise.resolve(hasCamera);
		};
		try {
			tmp = JSON.parse(sessionStorage.getItem('wsCameras'));
			if(tmp == null){
				hasCamera = -1;
			}
		} catch(e){}

		if(hasCamera === 0 || (hasCamera == -1 && !hasNativeUserMedia && !hasFlash)){
			reject();
		} else if(hasFlash){
			checkCameras = function(){
				var mediaOptions = webshim.cfg.mediaelement;
				var playerSwfPath = mediaOptions.playerPath || (webshim.cfg.basePath + "swf/" + (mediaOptions.playerName || 'JarisFLVPlayer.swf'));
				var id = 'wscameralistdetection';
				var vars = {
					controltype: '1',
					jsapi: '1',
					source: '',
					id: id,
					evtId: id
				};
				var attrs = {
					id: id,
					name: id
				};
				var params = {
					allowscriptaccess: 'always',
					allowNetworking: 'all'
				};
				var $dom = $('<div><div id="'+ id +'"></div></div>')
					.css({position: 'absolute', left: -999, width: 5, height: 5, overflow: 'hidden'})
					.appendTo('body')
				;

				webshim.mediaelement.jarisEvent = webshim.mediaelement.jarisEvent || {};
				webshim.mediaelement.jarisEvent[id] = function(jaris){
					hasCamera = jaris.cameras;
					$dom.remove();
					if(hasCamera){
						resolve();
					} else {
						reject();
					}
				};


				checkCameras = $.noop;
				swfmini.embedSWF(playerSwfPath, id, "100%", "100%", "11.3", false, vars, params, attrs);
			};

		} else {
			hasCamera = -1;
			resolve();
		}
	})();
	var loadPicker = function(){
		webshim.ready('WINDOWLOAD', function(){
			webshim.loader.loadList(['mediacapture-picker']);
		});
		loadPicker = $.noop;
	};


	var _createPhotoPicker = function(){
		if($(this).is('[capture].ws-filereader, .ws-capture') && webshim.implement(this, 'capture')){
			var $wrapper, $customFile;
			var $fileinput = $(this);
			var $button = $('<button type="button" class="ws-capture-button">photo</button>');
			var popover = webshim.objectCreate(webshim.wsPopover, {}, $.extend({prepareFor: $button}));
			popover.element.addClass('capture-popover input-picker');

			if($fileinput.is('.ws-custom-file > *')){
				$customFile = $fileinput.closest('.ws-custom-file');
				$wrapper = $('<div class="ws-capture-file" />').insertAfter($customFile);
				$wrapper.append($button).append($customFile);
			} else {
				$fileinput.before($button);
			}
			popover.element.insertAfter($button);

			$button.on('click', function(){
				webshim.mediacapture.showContent($fileinput, $button, popover);
				popover.show();
			});
			loadPicker();
		}
	};
	var createPhotoPicker = function (){
		var elem = this;
		checkCameras();

		cameraListPromise.done(function(){
			_createPhotoPicker.call(elem);
		});
	};

	webshim.mediacapture = {
		showContent: function($fileinput, $button, popover){
			webshim.loader.loadList(['mediacapture-picker']);
			webshim.ready('mediacapture-picker', function(){
				webshim.mediacapture.showContent($fileinput, $button, popover);
			});
		}
	};
	webshim.defineNodeNamesBooleanProperty('input', 'capture');

	if(hasCamera){

		cameraListPromise.done(function(){
			createPhotoPicker = _createPhotoPicker;
			webshim.loader.addModule('mediacapture-picker', {
				noAutoCallback: true,
				css: 'styles/forms-picker.css',
				options: featureOptions
			});

		});

		webshim.addReady(function(context, insertedElement){
			$(sel, context).add(insertedElement.filter(sel))
				.filter('[accept*="image"], :not([accept]), [accept=""]')
				.each(createPhotoPicker)
			;
		});

		webshim.ready('WINDOWLOAD', checkCameras);
	}
	if(document.readyState == 'complete'){
		webshim.isReady('WINDOWLOAD', true);
	}
});