Issues 252,253: Browse by title and browse by metadata (author)

src/app/core/data/browse-items-response-parsing-service.ts

@@ -0,0 +1,49 @@
+import { Inject, Injectable } from '@angular/core';
+import { GLOBAL_CONFIG } from '../../../config';
+import { GlobalConfig } from '../../../config/global-config.interface';
+import { isNotEmpty } from '../../shared/empty.util';
+import { ObjectCacheService } from '../cache/object-cache.service';
+import {
+  ErrorResponse,
+  GenericSuccessResponse,
+  RestResponse
+} from '../cache/response-cache.models';
+import { DSpaceRESTV2Response } from '../dspace-rest-v2/dspace-rest-v2-response.model';
+import { DSpaceRESTv2Serializer } from '../dspace-rest-v2/dspace-rest-v2.serializer';
+import { BaseResponseParsingService } from './base-response-parsing.service';
+import { ResponseParsingService } from './parsing.service';
+import { RestRequest } from './request.models';
+import { Item } from '../shared/item.model';
+import { DSpaceObject } from '../shared/dspace-object.model';
+
+@Injectable()
+export class BrowseItemsResponseParsingService extends BaseResponseParsingService implements ResponseParsingService {
+
+  protected objectFactory = {
+    getConstructor: () => DSpaceObject
+  };
+  protected toCache = false;
+
+  constructor(
+    @Inject(GLOBAL_CONFIG) protected EnvConfig: GlobalConfig,
+    protected objectCache: ObjectCacheService,
+  ) { super();
+  }
+
+  parse(request: RestRequest, data: DSpaceRESTV2Response): RestResponse {
+    if (isNotEmpty(data.payload) && isNotEmpty(data.payload._embedded)
+      && Array.isArray(data.payload._embedded[Object.keys(data.payload._embedded)[0]])) {
+      const serializer = new DSpaceRESTv2Serializer(DSpaceObject);
+      const items = serializer.deserializeArray(data.payload._embedded[Object.keys(data.payload._embedded)[0]]);
+      return new GenericSuccessResponse(items, data.statusCode, this.processPageInfo(data.payload));
+    } else {
+      return new ErrorResponse(
+        Object.assign(
+          new Error('Unexpected response from browse endpoint'),
+          { statusText: data.statusCode }
+        )
+      );
+    }
+  }
+
+}