[ADF-1841] Content Metadata first iteration (#2666)

* First try

* Small layout changes

* Add pipe support for CardViewTextItemModel

* property service

* Additional stuff

* Make CardViewUpdateService smarter

* Content metadata saving

* Rebase fix

* CardView Style fixes

* Fix core and content-services tests

* Fix CardView text item update UX

lib/content-services/content-metadata/content-metadata-card.component.ts

@@ -0,0 +1,48 @@
+/*!
+ * @license
+ * Copyright 2016 Alfresco Software, Ltd.
+ *
+ * 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.
+ */
+
+import { Component, Input, ViewEncapsulation } from '@angular/core';
+import { MinimalNodeEntryEntity } from 'alfresco-js-api';
+
+const PROPERTY_COUNTER_WHILE_COLLAPSED = 5;
+
+@Component({
+    selector: 'adf-content-metadata-card',
+    templateUrl: './content-metadata-card.component.html',
+    styleUrls: ['./content-metadata-card.component.scss'],
+    encapsulation: ViewEncapsulation.None,
+    host: { 'class': 'adf-viewer-default-sidebar' }
+})
+export class ContentMetadataCardComponent {
+    @Input()
+    node: MinimalNodeEntryEntity;
+
+    editable: boolean = false;
+    expanded: boolean = false;
+
+    toggleEdit(): void {
+        this.editable = !this.editable;
+    }
+
+    toggleExpanded(): void {
+        this.expanded = !this.expanded;
+    }
+
+    get maxPropertiesToShow(): number {
+        return this.expanded ? Infinity : PROPERTY_COUNTER_WHILE_COLLAPSED;
+    }
+}