Function _updateLastParentId

apps/app-server/src/trpc/api/pages/bump.ts:82–147

(input: {
  userId: string;
  pageId: string;
  parentPageId?: string;
  dataAbstraction: DataAbstraction<typeof dataHashes>;
})

  });
}
async function _updateLastParentId(input: {
  userId: string;
  pageId: string;
  parentPageId?: string;
  dataAbstraction: DataAbstraction<typeof dataHashes>;
}) {
  if (input.parentPageId == null) {
    return;
  }

  // Check for loop in parent chain

  const visitedPageIds = new Set<string>([input.pageId]);

  let loopCheckPageId: string | undefined = input.parentPageId;
  let rootPageId: string | undefined;

  while (loopCheckPageId != null) {
    if (visitedPageIds.has(loopCheckPageId)) {
      mainLogger.sub('api/pages/bump').info('Loop detected in parent chain');
      return;
    }

    visitedPageIds.add(loopCheckPageId);

    rootPageId = loopCheckPageId;

    loopCheckPageId =
      (await input.dataAbstraction.hget(
        'user-page',
        `${input.userId}:${loopCheckPageId}`,
        'last-parent-id',
      )) ?? undefined;
  }

  mainLogger.sub('api/pages/bump').info('No loop detected in parent chain');

  // Check that root page is personal group's main page

  const personalGroupId = await input.dataAbstraction.hget(
    'user',
    input.userId,
    'personal-group-id',
  );

  const mainPageId = await input.dataAbstraction.hget(
    'group',
    personalGroupId,
    'main-page-id',
  );

  if (rootPageId !== mainPageId) {
    throw new TRPCError({
      message: 'Invalid parent page.',
      code: 'BAD_REQUEST',
    });
  }