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

app/assets/javascripts/directives/views/permissionsModal.js

@@ -0,0 +1,38 @@
+import template from '%/directives/permissions-modal.pug';
+
+class PermissionsModalCtrl {
+  /* @ngInject */
+  constructor($element) {
+    this.$element = $element;
+  }
+
+  dismiss() {
+    this.$element.remove();
+  }
+
+  accept() {
+    this.callback(true);
+    this.dismiss();
+  }
+
+  deny() {
+    this.callback(false);
+    this.dismiss();
+  }
+}
+
+export class PermissionsModal {
+  constructor() {
+    this.restrict = 'E';
+    this.template = template;
+    this.controller = PermissionsModalCtrl;
+    this.controllerAs = 'ctrl';
+    this.bindToController = true;
+    this.scope = {
+      show: '=',
+      component: '=',
+      permissionsString: '=',
+      callback: '='
+    };
+  }
+}