GramJS

messages.SendEncryptedFile

Sends a message with a file attachment to a secret chat

Example

const { Api, TelegramClient } = require("telegram");
const { StringSession } = require("telegram/sessions");

const session = new StringSession(""); // You should put your string session here
const client = new TelegramClient(session, apiId, apiHash, {});

(async function run() {
  await client.connect(); // This assumes you have already authenticated with .start()

  const result = await client.invoke(
    new Api.messages.SendEncryptedFile({
      peer: new Api.InputEncryptedChat({
        chatId: 43,
        accessHash: BigInt("-4156887774564"),
      }),
      randomId: BigInt("-4156887774564"),
      data: Buffer.from("arbitrary data here"),
      file: new Api.InputEncryptedFileUploaded({
        id: BigInt("-4156887774564"),
        parts: 43,
        md5Checksum: "some string here",
        keyFingerprint: 43,
      }),
    })
  );
  console.log(result); // prints the result
})();
import { Api, TelegramClient } from "telegram";
import { StringSession } from "telegram/sessions";

const session = new StringSession(""); // You should put your string session here
const client = new TelegramClient(session, apiId, apiHash, {});

(async function run() {
  await client.connect(); // This assumes you have already authenticated with .start()

  const result: Api.messages.SentEncryptedMessage = await client.invoke(
    new Api.messages.SendEncryptedFile({
      peer: new Api.InputEncryptedChat({
        chatId: 43,
        accessHash: BigInt("-4156887774564"),
      }),
      randomId: BigInt("-4156887774564"),
      data: Buffer.from("arbitrary data here"),
      file: new Api.InputEncryptedFileUploaded({
        id: BigInt("-4156887774564"),
        parts: 43,
        md5Checksum: "some string here",
        keyFingerprint: 43,
      }),
    })
  );
  console.log(result); // prints the result
})();

Parameters

NameTypeDescription
flags#Flags, see TL conditional fields
silentflags.0?trueWhether to send the file without triggering a notification
peerInputEncryptedChatSecret chat ID
randomIdlongUnique client message ID necessary to prevent message resending
databytesTL-serialization of DecryptedMessage type, encrypted with a key generated during chat initialization
fileInputEncryptedFileFile attachment for the secret chat

Result

messages.SentEncryptedMessage

Possible errors

CodeTypeDescription
400DATA_TOO_LONGData too long
400ENCRYPTION_DECLINEDThe secret chat was declined
400MD5_CHECKSUM_INVALIDThe MD5 checksums do not match
400MSG_WAIT_FAILEDA waiting call returned an error

Can bots use this method?

No

DecryptedMessage

Object describes the contents of an encrypted message.