89676: Themeable browse-by-page decorator & search-results component

src/app/browse-by/browse-by-switcher/browse-by-decorator.ts

@@ -1,6 +1,10 @@
 import { hasNoValue } from '../../shared/empty.util';
 import { InjectionToken } from '@angular/core';
 import { GenericConstructor } from '../../core/shared/generic-constructor';
+import {
+  DEFAULT_THEME,
+  resolveTheme
+} from '../../shared/object-collection/shared/listable-object/listable-object.decorator';
 
 export enum BrowseByDataType {
   Title = 'title',
@@ -10,7 +14,7 @@ export enum BrowseByDataType {
 
 export const DEFAULT_BROWSE_BY_TYPE = BrowseByDataType.Metadata;
 
-export const BROWSE_BY_COMPONENT_FACTORY = new InjectionToken<(browseByType) => GenericConstructor<any>>('getComponentByBrowseByType', {
+export const BROWSE_BY_COMPONENT_FACTORY = new InjectionToken<(browseByType, theme) => GenericConstructor<any>>('getComponentByBrowseByType', {
   providedIn: 'root',
   factory: () => getComponentByBrowseByType
 });
@@ -20,13 +24,17 @@ const map = new Map();
 /**
  * Decorator used for rendering Browse-By pages by type
  * @param browseByType  The type of page
+ * @param theme The optional theme for the component
  */
-export function rendersBrowseBy(browseByType: BrowseByDataType) {
+export function rendersBrowseBy(browseByType: BrowseByDataType, theme = DEFAULT_THEME) {
   return function decorator(component: any) {
     if (hasNoValue(map.get(browseByType))) {
-      map.set(browseByType, component);
+      map.set(browseByType, new Map());
+    }
+    if (hasNoValue(map.get(browseByType).get(theme))) {
+      map.get(browseByType).set(theme, component);
     } else {
-      throw new Error(`There can't be more than one component to render Browse-By of type "${browseByType}"`);
+      throw new Error(`There can't be more than one component to render Browse-By of type "${browseByType}" and theme "${theme}"`);
     }
   };
 }
@@ -34,11 +42,16 @@ export function rendersBrowseBy(browseByType: BrowseByDataType) {
 /**
  * Get the component used for rendering a Browse-By page by type
  * @param browseByType  The type of page
+ * @param theme the theme to match
  */
-export function getComponentByBrowseByType(browseByType) {
+export function getComponentByBrowseByType(browseByType, theme) {
-  const comp = map.get(browseByType);
+  let themeMap = map.get(browseByType);
+  if (hasNoValue(themeMap)) {
+    themeMap = map.get(DEFAULT_BROWSE_BY_TYPE);
+  }
+  const comp = resolveTheme(themeMap, theme);
   if (hasNoValue(comp)) {
-    map.get(DEFAULT_BROWSE_BY_TYPE);
+    return themeMap.get(DEFAULT_THEME);
   }
   return comp;
 }

src/app/browse-by/browse-by-switcher/browse-by-switcher.component.ts

@@ -5,6 +5,7 @@ import { map } from 'rxjs/operators';
 import { BROWSE_BY_COMPONENT_FACTORY } from './browse-by-decorator';
 import { GenericConstructor } from '../../core/shared/generic-constructor';
 import { BrowseDefinition } from '../../core/shared/browse-definition.model';
+import { ThemeService } from '../../shared/theme-support/theme.service';
 
 @Component({
   selector: 'ds-browse-by-switcher',
@@ -21,7 +22,8 @@ export class BrowseBySwitcherComponent implements OnInit {
   browseByComponent: Observable<any>;
 
   public constructor(protected route: ActivatedRoute,
-                     @Inject(BROWSE_BY_COMPONENT_FACTORY) private getComponentByBrowseByType: (browseByType) => GenericConstructor<any>) {
+                     protected themeService: ThemeService,
+                     @Inject(BROWSE_BY_COMPONENT_FACTORY) private getComponentByBrowseByType: (browseByType, theme) => GenericConstructor<any>) {
   }
 
   /**
@@ -29,7 +31,7 @@ export class BrowseBySwitcherComponent implements OnInit {
    */
   ngOnInit(): void {
     this.browseByComponent = this.route.data.pipe(
-      map((data: { browseDefinition: BrowseDefinition }) => this.getComponentByBrowseByType(data.browseDefinition.dataType))
+      map((data: { browseDefinition: BrowseDefinition }) => this.getComponentByBrowseByType(data.browseDefinition.dataType, this.themeService.getThemeName()))
     );
   }
 

src/app/shared/search/search-results/themed-search-results.component.ts

@@ -0,0 +1,64 @@
+import { ThemedComponent } from '../../theme-support/themed.component';
+import { SearchResultsComponent, SelectionConfig } from './search-results.component';
+import { Component, EventEmitter, Input, Output } from '@angular/core';
+import { CollectionElementLinkType } from '../../object-collection/collection-element-link.type';
+import { RemoteData } from '../../../core/data/remote-data';
+import { PaginatedList } from '../../../core/data/paginated-list.model';
+import { SearchResult } from '../models/search-result.model';
+import { DSpaceObject } from '../../../core/shared/dspace-object.model';
+import { PaginatedSearchOptions } from '../models/paginated-search-options.model';
+import { SortOptions } from '../../../core/cache/models/sort-options.model';
+import { ViewMode } from '../../../core/shared/view-mode.model';
+import { Context } from '../../../core/shared/context.model';
+import { ListableObject } from '../../object-collection/shared/listable-object.model';
+
+/**
+ * Themed wrapper for SearchResultsComponent
+ */
+@Component({
+  selector: 'ds-themed-search-results',
+  styleUrls: [],
+  templateUrl: '../../theme-support/themed.component.html',
+})
+export class ThemedSearchResultsComponent extends ThemedComponent<SearchResultsComponent> {
+  protected inAndOutputNames: (keyof SearchResultsComponent & keyof this)[] = ['linkType', 'searchResults', 'searchConfig', 'sortConfig', 'viewMode', 'configuration', 'disableHeader', 'selectable', 'context', 'hidePaginationDetail', 'selectionConfig', 'deselectObject', 'selectObject'];
+
+  @Input() linkType: CollectionElementLinkType;
+
+  @Input() searchResults: RemoteData<PaginatedList<SearchResult<DSpaceObject>>>;
+
+  @Input() searchConfig: PaginatedSearchOptions;
+
+  @Input() sortConfig: SortOptions;
+
+  @Input() viewMode: ViewMode;
+
+  @Input() configuration: string;
+
+  @Input() disableHeader = false;
+
+  @Input() selectable = false;
+
+  @Input() context: Context;
+
+  @Input() hidePaginationDetail = false;
+
+  @Input() selectionConfig: SelectionConfig = null;
+
+  @Output() deselectObject: EventEmitter<ListableObject> = new EventEmitter<ListableObject>();
+
+  @Output() selectObject: EventEmitter<ListableObject> = new EventEmitter<ListableObject>();
+
+  protected getComponentName(): string {
+    return 'SearchResultsComponent';
+  }
+
+  protected importThemedComponent(themeName: string): Promise<any> {
+    return import(`../../../../themes/${themeName}/app/shared/search/search-results/search-results.component`);
+  }
+
+  protected importUnthemedComponent(): Promise<any> {
+    return import('./search-results.component');
+  }
+
+}

src/app/shared/search/search.component.html

@@ -29,7 +29,7 @@
                         | translate}}
                 </button>
             </div>
-            <ds-search-results [searchResults]="resultsRD$ | async"
+            <ds-themed-search-results [searchResults]="resultsRD$ | async"
                                [searchConfig]="searchOptions$ | async"
                                [configuration]="(currentConfiguration$ | async)"
                                [disableHeader]="!searchEnabled"
@@ -38,7 +38,7 @@
                                [selectable]="selectable"
                                [selectionConfig]="selectionConfig"
                                (deselectObject)="deselectObject.emit($event)"
-                               (selectObject)="selectObject.emit($event)"></ds-search-results>
+                               (selectObject)="selectObject.emit($event)"></ds-themed-search-results>
         </div>
     </div>
 </ng-template>

src/app/shared/search/search.module.ts

@@ -28,6 +28,7 @@ import { MissingTranslationHelper } from '../translate/missing-translation.helpe
 import { SharedModule } from '../shared.module';
 import { SearchResultsComponent } from './search-results/search-results.component';
 import { SearchComponent } from './search.component';
+import { ThemedSearchResultsComponent } from './search-results/themed-search-results.component';
 
 const COMPONENTS = [
   SearchComponent,
@@ -50,7 +51,8 @@ const COMPONENTS = [
   SearchAuthorityFilterComponent,
   SearchSwitchConfigurationComponent,
   ConfigurationSearchPageComponent,
-  ThemedConfigurationSearchPageComponent
+  ThemedConfigurationSearchPageComponent,
+  ThemedSearchResultsComponent,
 ];
 
 const ENTRY_COMPONENTS = [