func listDirectoriesInReleaseBucket()

in repositories/gcs.go [65:98]

• 30 lines of code
• 8 McCabe index (conditional complexity)

func listDirectoriesInReleaseBucket(prefix string) ([]string, bool, error) {
	baseURL := "https://www.googleapis.com/storage/v1/b/bazel/o?delimiter=/"
	if prefix != "" {
		baseURL = fmt.Sprintf("%s&prefix=%s", baseURL, prefix)
	}

	var prefixes []string
	var isRelease = false
	var nextPageToken = ""
	for {
		var url = baseURL
		if nextPageToken != "" {
			url = fmt.Sprintf("%s&pageToken=%s", baseURL, nextPageToken)
		}
		content, _, err := httputil.ReadRemoteFile(url, "")
		if err != nil {
			return nil, false, fmt.Errorf("could not list GCS objects at %s: %v", url, err)
		}

		var response GcsListResponse
		if err := json.Unmarshal(content, &response); err != nil {
			return nil, false, fmt.Errorf("could not parse GCS index JSON: %v", err)
		}

		prefixes = append(prefixes, response.Prefixes...)
		isRelease = isRelease || len(response.Items) > 0

		if response.NextPageToken == "" {
			break
		}
		nextPageToken = response.NextPageToken
	}
	return prefixes, isRelease, nil
}