Refactors most controllers and directives into classes for more organized and maintainable code

app/assets/javascripts/directives/functional/click-outside.js

@@ -0,0 +1,29 @@
+/* @ngInject */
+export function clickOutside($document) {
+  return {
+    restrict: 'A',
+    replace: false,
+    link: function($scope, $element, attrs) {
+      var didApplyClickOutside = false;
+
+      $element.bind('click', function(e) {
+        didApplyClickOutside = false;
+        if (attrs.isOpen) {
+          e.stopPropagation();
+        }
+      });
+
+      $document.bind('click', function() {
+        // Ignore click if on SKAlert
+        if (event.target.closest(".sk-modal")) {
+          return;
+        }
+
+        if (!didApplyClickOutside) {
+          $scope.$apply(attrs.clickOutside);
+          didApplyClickOutside = true;
+        }
+      });
+    }
+  };
+}