Function getPendingThreadID

lib/shared/thread-utils.js:392–411

(
  threadType: ThreadType,
  memberIDs: $ReadOnlyArray<string>,
  sourceMessageID: ?string,
  protocol?: ?ProtocolName,
)

}

function getPendingThreadID(
  threadType: ThreadType,
  memberIDs: $ReadOnlyArray<string>,
  sourceMessageID: ?string,
  protocol?: ?ProtocolName,
): string {
  let pendingThreadKey;
  if (sourceMessageID) {
    const config = threadSpecs[threadType].protocol().sidebarConfig;
    invariant(config, `Thread type ${threadType} doesn't support sidebars`);
    const prefix = config.pendingSidebarURLPrefix;
    pendingThreadKey = `${prefix}/${sourceMessageID}`;
  } else {
    pendingThreadKey = [...memberIDs].sort().join('+');
  }

  const pendingThreadTypeString = sourceMessageID ? '' : `type${threadType}/`;
  const pendingThreadProtocolString = protocol ? `/protocol_${protocol}` : '';
  return `pending/${pendingThreadTypeString}${pendingThreadKey}${pendingThreadProtocolString}`;
}

type PendingThreadIDContents = {
  +threadType: ThreadType,