app.directive('animateDifference', 
function($timeout, $filter) {
    return {
      scope: {
        difference: '=',
        tagFilter: '=filter',
		durations: '=duration'
      },
      link: function(scope, element, attrs, tagFilter) {
      	scope.display = 0;
		if(scope.durations <= 0) {
			scope.durations = 1;	
		}
        scope.$watch('difference', function(newVal, oldVal) {
			if(!newVal) {
				newVal = 0.0001;
			}
			if(!oldVal) {
				oldVal = 0.0001;
			}
			jQuery({someValue: oldVal}).animate({someValue: newVal}, {
			  duration: (scope.durations * 1000),
			  step: function(e) {
				$timeout(function(){
				   scope.$apply(function(){
					  scope.display = "$"+e.toFixed(2).toString().replace(/(\d)(?=(\d{3})+(?!\d))/g, "$1,");     
				   });
				});
			  }
			});
        });      
      },
      template: function(scope, element, attrs){
         return '<span>{{ display }}</span>'; 
      }
    };
  }
);
app.directive('numeric', function() {
    return function(scope, element, attrs) {
        var keyCode = [8, 9, 13, 37, 39, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 110];
        element.bind("keydown", function(event) {
            if ($.inArray(event.which, keyCode) === -1) {
                scope.$apply(function() {
                    scope.$eval(attrs.onlyNum);
                    event.preventDefault();
                });
                event.preventDefault();
            }
        });
    };
});
app.directive('classOnScroll', function ($window) {
  return {
    restrict: 'A',
    scope: {
        offset: "@",
        scrollClass: "@"
    },
    link: function(scope, element) {
        angular.element($window).bind("scroll", function() {
            if(this.pageYOffset >= parseInt(scope.offset)) {
                element.addClass(scope.scrollClass);
				if(scope.scrollClass.search("layer-top") > 0) {
					$('#header').removeClass('dropshadow-light');
				}
            } 
			else {
                element.removeClass(scope.scrollClass);
				if(scope.scrollClass.search("layer-top") > 0) {
					$('#header').addClass('dropshadow-light');
				}
            }
        });
    }
  };
});
app.directive('spinner', [function spinnerLoad() {
    return {
        restrict: 'A',
        link: function spinnerLoadLink(scope, elem, attrs) {
            scope.$watch('ngSrc', function watchNgSrc() {
                elem.hide();
				var html = "";
					html += '<div class="spinner relative block center-center" style="width:100%; height:100%">';
						html += '<div class="relative iblock center-center" style="">';
							html += '<i class="fa fa-spinner fa-lg fa-spin f16 gray"></i>';
						html += '</div>';
						html += '<div class="relative iblock center-center" style="width:0px; height:100%; margin-left:-3px;">';
						html += '</div>';
					html += '</div>';
                elem.after(html);
            });
            elem.on('load', function onLoad() {
                elem.show();
                elem.next('div.spinner').remove();
            });
        }
    };
}]);
app.directive('nullToEmpty', function() {
  return {
    require: 'ngModel',
    link: function(scope, element, attrs, ngModel) {
      ngModel.$parsers.push(function(value) {
		if(value == null || value == "null" || value == 'undefined') {
			value = "";  
		}
		return value;
      });
    }
  };
});
app.directive('removePastTense', function() {
  return {
    require: 'ngModel',
    link: function(scope, element, attrs, ngModel) {
      ngModel.$parsers.push(function(value) {
        return '' + value.replace("Disassembled", "Disassemble");
      });
    }
  };
});
app.directive('stringToNumber', function() {
  return {
    require: 'ngModel',
    link: function(scope, element, attrs, ngModel) {
      ngModel.$parsers.push(function(value) {
        return '' + value;
      });
      ngModel.$formatters.push(function(value) {
        return parseFloat(value);
      });
    }
  };
});
app.directive('stringToDate', function() {
  return {
    require: 'ngModel',
    link: function(scope, element, attrs, ngModel) {
      ngModel.$parsers.push(function(value) { 
		  var localDate = new Date(value);
		  var localTime = localDate.getTime();
		  var localOffset = localDate.getTimezoneOffset() * 60000;
        return new Date(localTime + localOffset);
      });
      ngModel.$formatters.push(function(value) {
		  var localDate = new Date(value);
		  var localTime = localDate.getTime();
		  var localOffset = localDate.getTimezoneOffset() * 60000;
        return new Date(localTime + localOffset);
      });
    }
  };
});
app.directive('prettify', function($filter) {
  return {
    require: 'ngModel',
    link: function(scope, $element, attrs, ngModel) {
      ngModel.$parsers.push(function(value) { 
		var prettified = value.replace(/[\_\-]/g, " "); 
		prettified = (prettified + '').replace(/^([a-z])|\s+([a-z])/g, function ($1) {
			return $1.toUpperCase();
		});
		$element.val(prettified);
		return prettified;
	  });
	}
  };
});
app.directive('uglyify', function() {
  return {
    require: 'ngModel',
    link: function(scope, $element, attrs, ngModel) {
      ngModel.$parsers.push(function(value) { 
	  var formatted = value.replace(/ /g, "_").toLowerCase();
		$element.val(formatted);
	  });
	}
  };
});
app.directive('formatSimpleDate', function() {
  return {
    require: 'ngModel',
    link: function(scope, element, attrs, ngModel) {
      ngModel.$parsers.push(function(value) { 
		var newDate = new Date(value);
		return newDate.getFullYear()+"-"+newDate.getMonth()+"-"+newDate.getDay();
	  });
	}
  };
});
app.directive('formatDate', function ($filter) {
	return {
		restrict: 'A',
		require: 'ngModel',
		link: function (scope, element, attrs, ngModel) {
			ngModel.$formatters.push(function (value) {
				return new Date(value);
			});
		}
	};
});
app.directive('phoneInput', function($filter, $browser) {
	return {
		require: 'ngModel',
		link: function($scope, $element, $attrs, ngModelCtrl) {
			var listener = function() {
				var value = $element.val().replace(/[^0-9]/g, '');
				$element.val($filter('tel')(value, false));
			};
			ngModelCtrl.$parsers.push(function(viewValue) {
				return viewValue.replace(/[^0-9]/g, '').slice(0,10);
			});
			ngModelCtrl.$render = function() {
				$element.val($filter('tel')(ngModelCtrl.$viewValue, false));
			};
			$element.bind('change', listener);
			$element.bind('keydown', function(event) {
				var key = event.keyCode;
				if (key == 91 || (15 < key && key < 19) || (37 <= key && key <= 40)){
					return;
				}
				$browser.defer(listener);
			});
			$element.bind('paste cut', function() {
				$browser.defer(listener);
			});
		}
	};
});
app.directive('ngElementReady', [function() {
	return {
		priority: -1000,
		restrict: "A",
		link: function($scope, $element, $attributes) {

		}
	};
}]);
app.filter('trustAsResourceUrl', ['$sce', function($sce) {
    return function(val) {
        return $sce.trustAsResourceUrl(val);
    };
}]);
app.directive('errSrc', function() {
  return {
    link: function(scope, element, attrs) {

      scope.$watch(function() {
          return attrs['ngSrc'];
        }, function (value) {
          if (!value) {
            element.attr('src', attrs.errSrc);  
          }
      });

      element.bind('error', function() {
        element.attr('src', attrs.errSrc);
      });
    }
  }
});