public async listBlobHierarchySegment()

in src/blob/handlers/ContainerHandler.ts [732:829]
93 lines of code
17 McCabe index (conditional complexity)

  public async listBlobHierarchySegment(
    delimiter: string,
    options: Models.ContainerListBlobHierarchySegmentOptionalParams,
    context: Context
  ): Promise<Models.ContainerListBlobHierarchySegmentResponse> {
    // TODO: Need update list out blobs lease properties with BlobHandler.updateLeaseAttributes()
    const blobCtx = new BlobStorageContext(context);
    const accountName = blobCtx.account!;
    const containerName = blobCtx.container!;
    await this.metadataStore.checkContainerExist(
      context,
      accountName,
      containerName
    );

    const request = context.request!;
    const marker = options.marker;
    options.prefix = options.prefix || "";
    options.marker = options.marker || "";
    let includeSnapshots: boolean = false;
    let includeUncommittedBlobs: boolean = false;
    let includeTags: boolean = false;
    let includeMetadata: boolean = false;
    if (options.include !== undefined) {
      options.include.forEach(element => {
        if (Models.ListBlobsIncludeItem.Snapshots.toLowerCase() === element.toLowerCase()) {
          includeSnapshots = true;
        }
        if (Models.ListBlobsIncludeItem.Uncommittedblobs.toLowerCase() === element.toLowerCase()) {
          includeUncommittedBlobs = true;
        }
        if (Models.ListBlobsIncludeItem.Tags.toLowerCase() === element.toLowerCase()) {
          includeTags = true;
        }
        if (Models.ListBlobsIncludeItem.Metadata.toLowerCase() === element.toLowerCase()) {
          includeMetadata = true;
        }
      }
      )
    }
    if (
      options.maxresults === undefined ||
      options.maxresults > DEFAULT_LIST_BLOBS_MAX_RESULTS
    ) {
      options.maxresults = DEFAULT_LIST_BLOBS_MAX_RESULTS;
    }

    const [blobItems, blobPrefixes, nextMarker] = await this.metadataStore.listBlobs(
      context,
      accountName,
      containerName,
      delimiter === "" ? undefined : delimiter,
      undefined,
      options.prefix,
      options.maxresults,
      marker,
      includeSnapshots,
      includeUncommittedBlobs
    );

    const serviceEndpoint = `${request.getEndpoint()}/${accountName}`;
    const response: Models.ContainerListBlobHierarchySegmentResponse = {
      statusCode: 200,
      contentType: "application/xml",
      requestId: context.contextId,
      version: BLOB_API_VERSION,
      date: context.startTime,
      serviceEndpoint,
      containerName,
      prefix: options.prefix,
      marker: options.marker,
      maxResults: options.maxresults,
      delimiter,
      segment: {
        blobPrefixes,
        blobItems: blobItems.map(item => {
          item.deleted = item.deleted !== true ? undefined : true;
          return {
            ...item,
            snapshot: item.snapshot || undefined,
            blobTags: includeTags ? item.blobTags : undefined,
            metadata: includeMetadata ? item.metadata : undefined,
            properties: {
              ...item.properties,
              etag: removeQuotationFromListBlobEtag(item.properties.etag),
              tagCount: getBlobTagsCount(item.blobTags),
              accessTierInferred:
                item.properties.accessTierInferred === true ? true : undefined
            }
          };
        })
      },
      clientRequestId: options.requestId,
      nextMarker: `${nextMarker || ""}`
    };

    return response;
  }