Create folders with user from specified friends lists in messenger on VK

folders.js

const CONFIG = [
  { folderName: '🤝', listIds: [1] },
  { folderName: '🏉', listIds: [2, 3, 4, 5, 6] },
  { folderName: '🐌', listIds: [7] },
];

const getFolder = async (name) => {
  let folders = await vkApi.api('messages.getFolders', { with_peers: 1 });

  let folder = folders.items.find((f) => f.name === name);

  if (folder) {
    return folder;
  }

  await vkApi.api('messages.createFolder', {
    name,
  });

  folders = await vkApi.api('messages.getFolders', { with_peers: 1 });

  folder = folders.items.find((f) => f.name === name);

  return folder;
};

const main = async () => {
  for await (const cfg of CONFIG) {
    let folder = await getFolder(cfg.folderName);

    const ids = (await Promise.all(
      cfg.listIds.map((listId) => vkApi.api('friends.get', { list_id: listId })),
    )).reduce((ids, list) => {
      ids.push(...list.items);

      return ids;
    }, []);

    if (folder.included_peer_ids.length) {
      await vkApi.api('messages.updateFolder', {
        folder_id: folder.id,
        add_included_peer_ids: [],
        remove_included_peer_ids: folder.included_peer_ids,
      });
    }

    await vkApi.api('messages.updateFolder', {
      folder_id: folder.id,
      add_included_peer_ids: ids,
      remove_included_peer_ids: [],
    });

    console.log(`${cfg.folderName} created with users from lists: ${cfg.listIds}. Total users: ${ids.length}.`);
  }
};

await main();