'use strict';

/**
 * @ngdoc directive
 * @name passmanApp.directive:passwordGen
 * @description
 * # passwordGen
 */
angular.module('passmanApp').directive("qrread", ['$parse','$compile',
	function($parse,$compile) {
		return {
			scope : true,
			link : function(scope, element, attributes) {
				var gCtx = null,gCanvas = null,  c= 0, stype= 0, gUM=false, webkit=false, moz=false;
				var invoker = $parse(attributes.onRead);
				scope.imageData = null;

				qrcode.callback = function(result){
					//console.log('QR callback:',result);
					invoker(scope, {qrdata: {qrData: result, image: scope.imageData } });
					//element.val('');
				}
				element.bind("change", function(changeEvent) {
					var reader = new FileReader(),file = changeEvent.target.files[0];
					reader.readAsDataURL(file);
					reader.onload = (function(theFile) {
						return function(e) {
							//gCtx.clearRect(0, 0, gCanvas.width, gCanvas.height);
							scope.imageData = e.target.result;
							qrcode.decode(e.target.result);
						};
					})(file);
				});
			}
		}
	}
]);