Added the Yang GUI to GUI2

Change-Id: I843db3838668e21a77837faaf00d4d6834676d8d
diff --git a/apps/yang-gui/yang-gui2-lib/lib/yangtable/yangtable.component.html b/apps/yang-gui/yang-gui2-lib/lib/yangtable/yangtable.component.html
new file mode 100644
index 0000000..6c76b39
--- /dev/null
+++ b/apps/yang-gui/yang-gui2-lib/lib/yangtable/yangtable.component.html
@@ -0,0 +1,74 @@
+<!--
+~ Copyright 2018-present Open Networking Foundation
+~
+~ 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.
+-->
+
+<!-- YANG Model partial HTML -->
+<div id="ov-yang-model">
+<!--     yangfiledrop on-file-drop="yangDropped()">-->
+    <onos-loading [theme]="'light'" [running]="loadingIconShown"></onos-loading>
+    <div class="tabular-header">
+        <h2>YANG Models ({{tableData.length}} total)</h2>
+        <div class="ctrl-btns">
+            <div class="refresh" (click)="toggleRefresh()">
+            <onos-icon [classes]="autoRefresh?'active refresh':'refresh'"
+                       [iconId]="'refresh'" [iconSize]="36"
+                       [toolTip]="autoRefreshTip"></onos-icon>
+            </div>
+            <div class="separator"></div>
+
+<!--            <form id="inputYangFileForm">-->
+<!--                <input id="uploadYangFile"-->
+<!--                       type="file" size="50" accept=".zip, *.jar, *.yang"-->
+<!--                       yang-file-model="yangFile">-->
+<!--            </form>-->
+            <div class="active"  (click)="triggerForm()">
+                <onos-icon classes="{{ 'active-rect upload' }}" [iconSize]="36"
+                           [iconId]="'nav_yang'" [toolTip]="'Upload a YANG file (.yang)'"></onos-icon>
+            </div>
+        </div>
+    </div>
+
+    <div class="summary-list" onosTableResize>
+        <div class="table-header">
+            <table>
+                <tr>
+                    <td colId="modelId">Model ID</td>
+                    <td colId="id">Module</td>
+                    <td colId="revision">Revision</td>
+                </tr>
+            </table>
+        </div>
+
+        <div class="table-body">
+            <table>
+                <tr class="table-body" *ngIf="tableData.length === 0" class="no-data">
+                    <td colspan="9">{{ annots.noRowsMsg }}</td>
+                </tr>
+                <tr *ngFor="let ymodel of tableData | filter: tableDataFilter"
+                    (click)="selectCallback($event, ymodel)"
+                    [ngClass]="{selected: ymodel.id === selId, 'data-change': isChanged(ymodel.id)}">
+                    <td>{{ymodel.modelId}}</td>
+                    <td>{{ymodel.id}}</td>
+                    <td>{{ymodel.revision}}</td>
+                </tr>
+            </table>
+        </div>
+    </div>
+
+    <onos-yangdetails class="floatpanels" [id]="selId" [modelId]="selectedModel?.modelId" [revision]="selectedModel?.revision"
+                      (closeEvent)="deselectRow($event)"></onos-yangdetails>
+
+</div>
+
diff --git a/apps/yang-gui/yang-gui2-lib/lib/yangtable/yangtable.component.scss b/apps/yang-gui/yang-gui2-lib/lib/yangtable/yangtable.component.scss
new file mode 100644
index 0000000..2ffb5a1
--- /dev/null
+++ b/apps/yang-gui/yang-gui2-lib/lib/yangtable/yangtable.component.scss
@@ -0,0 +1,29 @@
+/*
+ * Copyright 2020-present Open Networking Foundation
+ *
+ * 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.
+ */
+
+#ov-yang-model h2 {
+  display: inline-block;
+}
+
+#ov-yang-model div.ctrl-btns {
+  width: 250px;
+}
+
+/* -- Drag-n-Drop file upload -- */
+#ov-yang-model form#inputYangFileForm,
+#ov-yang-model input#uploadYangFile {
+  display: none;
+}
diff --git a/apps/yang-gui/yang-gui2-lib/lib/yangtable/yangtable.component.spec.ts b/apps/yang-gui/yang-gui2-lib/lib/yangtable/yangtable.component.spec.ts
new file mode 100644
index 0000000..32e4adb
--- /dev/null
+++ b/apps/yang-gui/yang-gui2-lib/lib/yangtable/yangtable.component.spec.ts
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2020-present Open Networking Foundation
+ *
+ * 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 {async, ComponentFixture, TestBed} from '@angular/core/testing';
+
+import {YangTableComponent} from './yangtable.component';
+
+describe('YangTableComponent', () => {
+    let component: YangTableComponent;
+    let fixture: ComponentFixture<YangTableComponent>;
+
+    beforeEach(async(() => {
+        TestBed.configureTestingModule({
+            declarations: [YangTableComponent]
+        })
+            .compileComponents();
+    }));
+
+    beforeEach(() => {
+        fixture = TestBed.createComponent(YangTableComponent);
+        component = fixture.componentInstance;
+        fixture.detectChanges();
+    });
+
+    it('should create', () => {
+        expect(component).toBeTruthy();
+    });
+});
diff --git a/apps/yang-gui/yang-gui2-lib/lib/yangtable/yangtable.component.ts b/apps/yang-gui/yang-gui2-lib/lib/yangtable/yangtable.component.ts
new file mode 100644
index 0000000..31a84f5
--- /dev/null
+++ b/apps/yang-gui/yang-gui2-lib/lib/yangtable/yangtable.component.ts
@@ -0,0 +1,85 @@
+/*
+ * Copyright 2020-present Open Networking Foundation
+ *
+ * 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, OnInit, OnDestroy} from '@angular/core';
+import {WebSocketService, LogService, FnService, SortDir, TableBaseImpl, TableResponse} from 'gui2-fw-lib/public_api';
+
+/**
+ * Model of the response from the WebSocket
+ */
+export interface YangModel {
+    id: string;
+    revision: string;
+    modelId: string;
+}
+
+export interface YangModelDataResponse {
+    yangModels: YangModel[];
+}
+
+@Component({
+    selector: 'onos-yangtable',
+    templateUrl: './yangtable.component.html',
+    styleUrls: [
+        './yangtable.component.scss', 'yangtable.theme.scss',
+        '../../../../../web/gui2-fw-lib/lib/widget/table.css', '../../../../../web/gui2-fw-lib/lib/widget/table.theme.css'
+    ]
+})
+export class YangTableComponent extends TableBaseImpl implements OnInit, OnDestroy {
+    selectedModel: YangModel = undefined;
+
+    constructor(
+        protected log: LogService,
+        protected fs: FnService,
+        protected wss: WebSocketService,
+    ) {
+        super(fs, log, wss, 'yangModel');
+        this.log.debug('YangTableComponent constructed');
+        this.parentSelCb =  this.rowSelectionParent;
+
+        this.sortParams = {
+            firstCol: 'id',
+            firstDir: SortDir.desc,
+            secondCol: 'revision',
+            secondDir: SortDir.asc,
+        };
+    }
+
+    ngOnInit() {
+        this.init();
+        this.log.debug('YangTableComponent initialized');
+    }
+
+    ngOnDestroy() {
+        this.destroy();
+        this.log.debug('YangTableComponent destroyed');
+    }
+
+    /**
+     * When the upload button is clicked pass this on to the file input (hidden)
+     */
+    triggerForm() {
+        document.getElementById('uploadFile')
+            .dispatchEvent(new MouseEvent('click'));
+    }
+
+    /**
+     * called when a row is selected - sets the state of control icons
+     */
+    rowSelectionParent(event: any, selRow: any) {
+        this.selectedModel = selRow;
+    }
+}
diff --git a/apps/yang-gui/yang-gui2-lib/lib/yangtable/yangtable.theme.scss b/apps/yang-gui/yang-gui2-lib/lib/yangtable/yangtable.theme.scss
new file mode 100644
index 0000000..0394a14
--- /dev/null
+++ b/apps/yang-gui/yang-gui2-lib/lib/yangtable/yangtable.theme.scss
@@ -0,0 +1,20 @@
+/*
+ * Copyright 2020-present Open Networking Foundation
+ *
+ * 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.
+ */
+
+/* -- Drag-n-Drop YANG/ZIP files -- */
+div.dropping {
+  border: solid 3px #0095d6;
+}