Function processClientResponses

keyserver/src/socket/session-utils.js:59–194

(
  viewer: Viewer,
  clientResponses: $ReadOnlyArray<ClientResponse>,
)

  activityUpdateResult: ?UpdateActivityResult,
};
async function processClientResponses(
  viewer: Viewer,
  clientResponses: $ReadOnlyArray<ClientResponse>,
): Promise<ProcessClientResponsesResult> {
  let viewerMissingPlatform = !viewer.platform;
  const { platformDetails } = viewer;
  let viewerMissingPlatformDetails =
    !platformDetails ||
    (isDeviceType(viewer.platform) &&
      (platformDetails.codeVersion === null ||
        platformDetails.codeVersion === undefined ||
        platformDetails.stateVersion === null ||
        platformDetails.stateVersion === undefined));

  const promises = [];
  let activityUpdates: Array<ActivityUpdate> = [];
  let stateCheckStatus = null;
  const clientSentPlatformDetails = clientResponses.some(
    response => response.type === serverRequestTypes.PLATFORM_DETAILS,
  );
  for (const clientResponse of clientResponses) {
    if (
      clientResponse.type === serverRequestTypes.PLATFORM &&
      !clientSentPlatformDetails
    ) {
      promises.push(setCookiePlatform(viewer, clientResponse.platform));
      viewerMissingPlatform = false;
      if (!isDeviceType(clientResponse.platform)) {
        viewerMissingPlatformDetails = false;
      }
    } else if (
      clientResponse.type === serverRequestTypes.THREAD_INCONSISTENCY
    ) {
      promises.push(recordThreadInconsistency(viewer, clientResponse));
    } else if (clientResponse.type === serverRequestTypes.ENTRY_INCONSISTENCY) {
      promises.push(recordEntryInconsistency(viewer, clientResponse));
    } else if (clientResponse.type === serverRequestTypes.PLATFORM_DETAILS) {
      promises.push(
        setCookiePlatformDetails(viewer, clientResponse.platformDetails),
      );
      viewerMissingPlatform = false;
      viewerMissingPlatformDetails = false;
    } else if (
      clientResponse.type === serverRequestTypes.INITIAL_ACTIVITY_UPDATES
    ) {
      activityUpdates = [...activityUpdates, ...clientResponse.activityUpdates];
    } else if (clientResponse.type === serverRequestTypes.CHECK_STATE) {
      const invalidKeys = [];
      for (const key in clientResponse.hashResults) {
        const result = clientResponse.hashResults[key];
        if (!result) {
          invalidKeys.push(key);
        }
      }
      stateCheckStatus =
        invalidKeys.length > 0
          ? { status: 'state_invalid', invalidKeys }
          : { status: 'state_validated' };