1 files changed, 136 insertions, 0 deletions
diff --git a/catalog-ui/app/scripts/directives/utils/expand-collapse/expand-collapse.ts b/catalog-ui/app/scripts/directives/utils/expand-collapse/expand-collapse.ts
new file mode 100644
index 0000000000..b294da6c13
--- /dev/null
+++ b/catalog-ui/app/scripts/directives/utils/expand-collapse/expand-collapse.ts
@@ -0,0 +1,136 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+/// <reference path="../../../references"/>
+module Sdc.Directives {
+    'use strict';
+    export interface IExpandCollapseScope extends ng.IScope {
+        toggle(): void;
+        collapsed: boolean;
+        expandedSelector: string;
+        content:string;
+        isCloseOnInit:boolean;
+        loadDataFunction: Function;
+        isLoadingData: boolean;
+    }
+
+    export class ExpandCollapseDirective implements ng.IDirective {
+
+        constructor(private $templateCache:ng.ITemplateCacheService) {
+        }
+
+        scope = {
+            expandedSelector: '@',
+            loadDataFunction: '&?',
+            isCloseOnInit: '=?'
+        };
+
+        public replace = false;
+        public restrict = 'AE';
+        public transclude = true;
+
+        template = ():string => {
+            return this.$templateCache.get('/app/scripts/directives/utils/expand-collapse/expand-collapse.html');
+        };
+
+        link = (scope:IExpandCollapseScope, $elem:any) => {
+            scope.collapsed = false;
+            scope.isLoadingData = false;
+            $elem.addClass('expanded');
+
+
+            if(scope.isCloseOnInit) {
+                  window.setTimeout(function () {
+                    toggle();
+                },0);
+            }
+
+            $elem.click(function(){
+                toggle();
+            });
+
+            let expand = ():void => {
+                $elem.addClass('expanded');
+                scope.collapsed = false;
+
+                let element = $(scope.expandedSelector)[0];
+                let prevWidth = element.style.height;
+                element.style.height = 'auto';
+                let endWidth = getComputedStyle(element).height;
+                element.style.height = prevWidth;
+                element.offsetHeight; // force repaint
+                element.style.transition = 'height .3s ease-in-out';
+                element.style.height = endWidth;
+                element.hidden = false;
+                element.addEventListener('transitionend', function transitionEnd(event) {
+                    if (event['propertyName'] == 'height') {
+                        element.style.transition = '';
+                        element.style.height = 'auto';
+                        element.removeEventListener('transitionend', transitionEnd, false);
+                    }
+                }, false)
+            };
+
+            let collapse = ():void => {
+                $elem.removeClass('expanded');
+                scope.collapsed = true;
+
+                let element = $(scope.expandedSelector)[0];
+                 element.style.height = getComputedStyle(element).height;
+                 element.style.transition = 'height .5s ease-in-out';
+                 element.offsetHeight; // force repaint
+                 element.style.height = '0px';
+                element.hidden = true;
+            };
+
+            let toggle = ():void => {
+                if (scope.collapsed === true){
+                    if(scope.loadDataFunction) {
+                        scope.isLoadingData = true;
+                        let onSuccess = () => {
+                            window.setTimeout(function () {
+                                expand();
+                                scope.isLoadingData = false;
+                            },0);
+                        };
+                        scope.loadDataFunction().then(onSuccess);
+                    }
+                    else  {
+                        if(scope.isLoadingData === false) {
+                            expand();
+                        }
+                    }
+
+                } else {
+                    if(scope.isLoadingData === false) {
+                        collapse();
+                    }
+                }
+            }
+
+        };
+
+        public static factory = ($templateCache:ng.ITemplateCacheService)=> {
+            return new ExpandCollapseDirective($templateCache);
+        };
+
+    }
+
+    ExpandCollapseDirective.factory.$inject = ['$templateCache'];
+}