Function fetchUserInfo

pmcaptcha/pmcaptcha.ts:361–387

(client: TelegramClient, userId: number)

    inputPeerCache.set(id, new Api.InputPeerUser({
      userId: sender.id,
      accessHash: sender.accessHash,
    }));
  }
}

function cacheInputPeer(userId: number, peer: any): void {
  if (userId > 0 && peer instanceof Api.InputPeerUser) {
    inputPeerCache.set(userId, peer);
  }
}

async function resolveInputPeer(client: TelegramClient, userId: number): Promise<Api.TypeInputPeer> {
  const cached = inputPeerCache.get(userId);
  if (cached) return cached;

  const peer = await client.getInputEntity(bigInt(userId));
  cacheInputPeer(userId, peer);
  return peer;
}

function peerTarget(userId: number): Api.TypeInputPeer | number {
  return inputPeerCache.get(userId) ?? userId;
}

async function cachePeerFromMessage(message: Api.Message, userId: number): Promise<void> {
  const directPeer = (message as any).inputChat;
  if (directPeer) cacheInputPeer(userId, directPeer);
  if (inputPeerCache.has(userId)) return;

  try {