UI: Added search widgets bundle

@@ -242,7 +242,9 @@
           </tb-edit-widget>
         </tb-details-panel>
         <tb-details-panel *ngIf="!isAddingWidgetClosed && !widgetEditMode" fxFlex
-                          headerTitle="{{'dashboard.select-widget-title' | translate}}"
+                          headerTitle="{{
+                            (!widgetsBundle?.title ? 'widget.select-widgets-bundle' : 'dashboard.select-widget-value') | translate: widgetsBundle
+                          }}"
                           headerHeightPx="120"
                           [isReadOnly]="true"
                           [isEdit]="false"
@@ -252,17 +254,17 @@
           <div class="header-pane" *ngIf="isAddingWidget">
             <div fxLayout="row">
 <!--              <span class="tb-details-subtitle">{{ 'widgets-bundle.current' | translate }}</span>-->
-              <tb-widgets-bundle-select fxFlex
-                                        required
-                                        [selectFirstBundle]="false"
-                                        [(ngModel)]="widgetsBundle"
-                                        (ngModelChange)="widgetsBundle = $event">
-              </tb-widgets-bundle-select>
+              <tb-widgets-bundle-search fxFlex
+                                        [(ngModel)]="searchBundle"
+                                        [placeholder]="!widgetsBundle?.title ? 'Search widgets bundle' : 'Search widget'"
+                                        (ngModelChange)="searchBundle = $event">
+              </tb-widgets-bundle-search>
             </div>
           </div>
           <tb-dashboard-widget-select *ngIf="isAddingWidget"
                                       [aliasController]="dashboardCtx.aliasController"
                                       [widgetsBundle]="widgetsBundle"
+                                      [searchBundle]="searchBundle"
                                       (widgetsBundleSelected)="widgetBundleSelected($event)"
                                       (widgetSelected)="addWidgetFromType($event)">
           </tb-dashboard-widget-select>

@@ -146,6 +146,7 @@ export class DashboardPageComponent extends PageComponent implements IDashboardC
   isAddingWidget = false;
   isAddingWidgetClosed = true;
   widgetsBundle: WidgetsBundle = null;
+  searchBundle = '';
 
   isToolbarOpened = false;
   isToolbarOpenedAnimate = false;

@@ -21,8 +21,8 @@ import { NULL_UUID } from '@shared/models/id/has-uuid';
 import { WidgetService } from '@core/http/widget.service';
 import { Widget } from '@shared/models/widget.models';
 import { toWidgetInfo } from '@home/models/widget-component.models';
-import { share } from 'rxjs/operators';
-import { Observable } from 'rxjs';
+import { distinctUntilChanged, map, mergeMap, publishReplay, refCount, share } from 'rxjs/operators';
+import { BehaviorSubject, Observable, of } from 'rxjs';
 import { DomSanitizer, SafeUrl } from '@angular/platform-browser';
 import { isDefinedAndNotNull } from '@core/utils';
 
@@ -33,12 +33,19 @@ import { isDefinedAndNotNull } from '@core/utils';
 })
 export class DashboardWidgetSelectComponent implements OnInit, OnChanges {
 
+  private search$ = new BehaviorSubject<string>('');
+
   @Input()
   widgetsBundle: WidgetsBundle;
 
   @Input()
   aliasController: IAliasController;
 
+  @Input()
+  set searchBundle(search: string) {
+    this.search$.next(search);
+  }
+
   @Output()
   widgetSelected: EventEmitter<Widget> = new EventEmitter<Widget>();
 
@@ -49,13 +56,20 @@ export class DashboardWidgetSelectComponent implements OnInit, OnChanges {
 
   widgetsBundles$: Observable<Array<WidgetsBundle>>;
 
+  widgets$: Observable<Array<Widget>>;
+
   constructor(private widgetsService: WidgetService,
               private sanitizer: DomSanitizer) {
   }
 
   ngOnInit(): void {
-    this.widgetsBundles$ = this.widgetsService.getAllWidgetsBundles().pipe(
-      share()
+    this.widgetsBundles$ = this.search$.asObservable().pipe(
+      distinctUntilChanged(),
+      mergeMap(search => this.fetchWidgetBundle(search))
+    );
+    this.widgets$ = this.search$.asObservable().pipe(
+      distinctUntilChanged(),
+      mergeMap(search => this.fetchWidget(search))
     );
   }
 
@@ -121,6 +135,7 @@ export class DashboardWidgetSelectComponent implements OnInit, OnChanges {
   selectBundle($event: Event, bundle: WidgetsBundle) {
     $event.preventDefault();
     this.widgetsBundle = bundle;
+    this.search$.next('');
     this.widgetsBundleSelected.emit(bundle);
   }
 
@@ -131,4 +146,32 @@ export class DashboardWidgetSelectComponent implements OnInit, OnChanges {
     return '/assets/widget-preview-empty.svg';
   }
 
+  private getWidgetsBundle(): Observable<Array<WidgetsBundle>> {
+    return this.widgetsService.getAllWidgetsBundles().pipe(
+      publishReplay(1),
+      refCount()
+    );
+  }
+
+  private fetchWidgetBundle(search: string): Observable<Array<WidgetsBundle>> {
+    return this.getWidgetsBundle().pipe(
+      map(bundles => search ? bundles.filter(
+        bundle => (
+          bundle.title?.toLowerCase().includes(search.toLowerCase()) ||
+          bundle.description?.toLowerCase().includes(search.toLowerCase())
+        )) : bundles
+      )
+    );
+  }
+
+  private fetchWidget(search: string): Observable<Array<Widget>> {
+    return of(this.widgets).pipe(
+      map(widgets => search ? widgets.filter(
+        widget => (
+          widget.title?.toLowerCase().includes(search.toLowerCase()) ||
+          widget.description?.toLowerCase().includes(search.toLowerCase())
+        )) : widgets
+      )
+    );
+  }
 }

@@ -31,7 +31,7 @@
         </span>
       </div>
       <ng-content select=".details-buttons"></ng-content>
-      <button mat-button mat-icon-button (click)="onCloseDetails()">
+      <button mat-button cdkFocusInitial mat-icon-button (click)="onCloseDetails()">
         <mat-icon class="material-icons">close</mat-icon>
       </button>
     </div>

+<!--
+
+    Copyright © 2016-2021 The Thingsboard Authors
+
+    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.
+
+-->
+<div class="input-wrapper" fxLayoutAlign="start center" fxLayoutGap="8px">
+  <mat-icon>search</mat-icon>
+  <input type="text" [(ngModel)]="searchText" (ngModelChange)="updateSearchText()" [placeholder]=placeholder>
+  <button mat-button *ngIf="searchText" mat-icon-button (click)="clear()">
+    <mat-icon>close</mat-icon>
+  </button>
+</div>

+/**
+ * Copyright © 2016-2021 The Thingsboard Authors
+ *
+ * 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.
+ */
+.input-wrapper {
+  background: hsla(0, 0%, 100%, .2);
+  padding: 5px 0 5px 10px;
+  height: 40px;
+
+  input {
+    width: 100%;
+    height: 100%;
+    padding: 0;
+    font-size: 20px;
+    outline: none;
+    border: none;
+    background-color: transparent;
+    color: #fff;
+
+    &::placeholder {
+      color: #fff;
+      opacity: .8;
+      line-height: 26px;
+    }
+  }
+}
+

+///
+/// Copyright © 2016-2021 The Thingsboard Authors
+///
+/// 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, ElementRef, forwardRef, Input, ViewChild, ViewEncapsulation } from '@angular/core';
+import { ControlValueAccessor, NG_VALUE_ACCESSOR } from '@angular/forms';
+
+@Component({
+  selector: 'tb-widgets-bundle-search',
+  templateUrl: './widgets-bundle-search.component.html',
+  styleUrls: ['./widgets-bundle-search.component.scss'],
+  providers: [{
+    provide: NG_VALUE_ACCESSOR,
+    useExisting: forwardRef(() => WidgetsBundleSearchComponent),
+    multi: true
+  }],
+  encapsulation: ViewEncapsulation.None
+})
+export class WidgetsBundleSearchComponent implements ControlValueAccessor {
+
+  searchText: string;
+
+  @Input() placeholder: string;
+
+  @ViewChild('searchInput') searchInput: ElementRef<HTMLInputElement>;
+
+  private propagateChange = (v: any) => { };
+
+  constructor() {
+  }
+
+  registerOnChange(fn: any): void {
+    this.propagateChange = fn;
+  }
+
+  registerOnTouched(fn: any): void {
+  }
+
+  writeValue(value: string | null): void {
+    this.searchText = value;
+  }
+
+  updateSearchText(): void {
+    this.updateView();
+  }
+
+  private updateView() {
+    this.propagateChange(this.searchText);
+  }
+
+  clear(): void {
+    this.searchText = '';
+    this.updateView();
+  }
+}

@@ -138,6 +138,7 @@ import { QueueTypeListComponent } from '@shared/components/queue/queue-type-list
 import { ContactComponent } from '@shared/components/contact.component';
 import { TimezoneSelectComponent } from '@shared/components/time/timezone-select.component';
 import { FileSizePipe } from '@shared/pipe/file-size.pipe';
+import { WidgetsBundleSearchComponent } from '@shared/components/widgets-bundle-search.component';
 
 @NgModule({
   providers: [
@@ -227,7 +228,8 @@ import { FileSizePipe } from '@shared/pipe/file-size.pipe';
     JsonObjectEditDialogComponent,
     HistorySelectorComponent,
     EntityGatewaySelectComponent,
-    ContactComponent
+    ContactComponent,
+    WidgetsBundleSearchComponent
   ],
   imports: [
     CommonModule,
@@ -395,7 +397,8 @@ import { FileSizePipe } from '@shared/pipe/file-size.pipe';
     JsonObjectEditDialogComponent,
     HistorySelectorComponent,
     EntityGatewaySelectComponent,
-    ContactComponent
+    ContactComponent,
+    WidgetsBundleSearchComponent
   ]
 })
 export class SharedModule { }

@@ -646,6 +646,7 @@
         "add-widget": "Add new widget",
         "title": "Title",
         "select-widget-title": "Select widget",
+        "select-widget-value": "{{title}}: select widget",
         "select-widget-subtitle": "List of available widget types",
         "delete": "Delete dashboard",
         "title-required": "Title is required.",