63724: new configuration based search-page component

src/app/+search-page/configuration-search-page.component.ts

@@ -0,0 +1,71 @@
+import { HostWindowService } from '../shared/host-window.service';
+import { SearchService } from './search-service/search.service';
+import { SearchSidebarService } from './search-sidebar/search-sidebar.service';
+import { SearchPageComponent } from './search-page.component';
+import { ChangeDetectionStrategy, Component, Inject, Input, OnInit } from '@angular/core';
+import { pushInOut } from '../shared/animations/push';
+import { RouteService } from '../shared/services/route.service';
+import { SearchConfigurationService } from './search-service/search-configuration.service';
+import { Observable } from 'rxjs';
+import { PaginatedSearchOptions } from './paginated-search-options.model';
+import { SEARCH_CONFIG_SERVICE } from '../+my-dspace-page/my-dspace-page.component';
+import { map } from 'rxjs/operators';
+
+/**
+ * This component renders a search page using a configuration as input.
+ */
+@Component({
+  selector: 'ds-configuration-search-page',
+  styleUrls: ['./search-page.component.scss'],
+  templateUrl: './search-page.component.html',
+  changeDetection: ChangeDetectionStrategy.OnPush,
+  animations: [pushInOut],
+  providers: [
+    {
+      provide: SEARCH_CONFIG_SERVICE,
+      useClass: SearchConfigurationService
+    }
+  ]
+})
+
+export class ConfigurationSearchPageComponent extends SearchPageComponent implements OnInit {
+  /**
+   * The configuration to use for the search options
+   * If empty, the configuration will be determined by the route parameter called 'configuration'
+   */
+  @Input() configuration: string;
+
+  constructor(protected service: SearchService,
+              protected sidebarService: SearchSidebarService,
+              protected windowService: HostWindowService,
+              @Inject(SEARCH_CONFIG_SERVICE) public searchConfigService: SearchConfigurationService,
+              protected routeService: RouteService) {
+    super(service, sidebarService, windowService, searchConfigService, routeService);
+  }
+
+  /**
+   * Listening to changes in the paginated search options
+   * If something changes, update the search results
+   *
+   * Listen to changes in the scope
+   * If something changes, update the list of scopes for the dropdown
+   */
+  ngOnInit(): void {
+    super.ngOnInit();
+  }
+
+  /**
+   * Get the current paginated search options after updating the configuration using the configuration input
+   * This is to make sure the configuration is included in the paginated search options, as it is not part of any
+   * query or route parameters
+   * @returns {Observable<PaginatedSearchOptions>}
+   */
+  protected getSearchOptions(): Observable<PaginatedSearchOptions> {
+    return this.searchConfigService.paginatedSearchOptions.pipe(
+      map((options: PaginatedSearchOptions) => {
+        const config = this.configuration || options.configuration;
+        return Object.assign(options, { configuration: config });
+      })
+    );
+  }
+}