'use strict';

//TODO: DAVID: Need to refactor this
angular.module('view-form').directive('onEnterKey', ['$rootScope', function($rootScope){
	return {
		restrict: 'A',
		link: function($scope, $element, $attrs) {
			$element.bind('keydown keypress', function(event) {

				var keyCode = event.which || event.keyCode;

				var onEnterKeyDisabled = false;
				if($attrs.onEnterKeyDisabled !== null) onEnterKeyDisabled = $attrs.onEnterKeyDisabled;

				if(keyCode === 13 && !event.shiftKey && !onEnterKeyDisabled) {
					event.preventDefault();
					$rootScope.$apply(function() {
						$rootScope.$eval($attrs.onEnterKey);
					});
				}
			});
		}
	};
}]).directive('onTabKey', ['$rootScope', function($rootScope){
	return {
		restrict: 'A',
		link: function($scope, $element, $attrs) {
			$element.bind('keydown keypress', function(event) {

				var keyCode = event.which || event.keyCode;

				if(keyCode === 9 && !event.shiftKey) {

					event.preventDefault();
					$rootScope.$apply(function() {
						$rootScope.$eval($attrs.onTabKey);
					});
				}
			});
		}
	};
}]).directive('onEnterOrTabKey', ['$rootScope', function($rootScope){
	return {
		restrict: 'A',
		link: function($scope, $element, $attrs) {
			$element.bind('keydown keypress', function(event) {

				var keyCode = event.which || event.keyCode;

				if((keyCode === 13 || keyCode === 9) && !event.shiftKey) {
					event.preventDefault();
					$rootScope.$apply(function() {
						$rootScope.$eval($attrs.onEnterOrTabKey);
					});
				}
			});
		}
	};
}]).directive('onTabAndShiftKey', ['$rootScope', function($rootScope){
	return {
		restrict: 'A',
		link: function($scope, $element, $attrs) {
			$element.bind('keydown keypress', function(event) {

				var keyCode = event.which || event.keyCode;

				if(keyCode === 9 && event.shiftKey) {
					event.preventDefault();
					$rootScope.$apply(function() {
						$rootScope.$eval($attrs.onTabAndShiftKey);
					});
				}
			});
		}
	};
}]);