Whatsapp Multi Session - Connecting More Whatsapp Session in 1 App

Connecting Your app with Whatsapp Messaging

Lightweight library for whatsapp. Not require Selenium or any other browser.

Stand above Baileys Library.

Installation

Install package using npm

``bash
npm install wa-multi-session@latest
`

Then import your code

Using JS Module

`ts
import { Whatsapp, SQLiteAdapter } from "wa-multi-session";
`

or using CommonJS

`ts
const { Whatsapp, SQLiteAdapter } = require("wa-multi-session");
`

Initialization

Create new Whatsapp Instance

`ts
const whatsapp = new Whatsapp({
adapter: new SQLiteAdapter(),

// Optional: Add Listener/Callback
onConnecting: (sessionId) => {
console.log([${sessionId}] Connecting...);
},
onConnected: (sessionId) => {
console.log([${sessionId}] Connected);
},
onDisconnected: (sessionId) => {
console.log([${sessionId}] Disconnected);
},
});
`

Session Usage/Examples

Start New Session with QR Code

`ts
// create session with ID : session1

const session = await whatsapp.startSession("session1", {
printQR: true, // print QR on terminal
});
// Then, scan QR on terminal
`

or Start Session with Pairing Code (Phone Number) (Experimental)

`ts
const session = await whatsapp.startSessionWithPairingCode("mysessionid", {
phoneNumber: "6281234567890",
onPairingCode(code) {
console.log(Pairing Code: ${code});
},
});
`

Get All Session ID

`ts
const sessions = await whatsapp.getSessionsIds();
// returning all session ID that has been created
`

Get Session Data By ID

`ts
const session = await whatsapp.getSessionById("session1");
// returning session data
`

Messaging Usage/Examples

Send Text Message

`ts
await whatsapp.sendText({
sessionId: "session1", // session ID
to: "6281234567890",
text: "Hi There, This is Message from Server!",
});
`

Send Image

`ts
const image = fs.readFileSync("./myimage.png"); // Buffer
const send = await whatsapp.sendImage({
sessionId: "session1",
to: "6281234567890",
text: "My Image Caption",
media: image, // can from URL too
});
`

Send Video

`ts
const video = fs.readFileSync("./myvideo.mp4"); // Buffer
const send = await whatsapp.sendVideo({
sessionId: "session1",
to: "6281234567890",
text: "My Video Caption",
media: video, // can from URL too
});
`

Send Document File

`ts
const filename = "mydocument.docx";
const document = fs.readFileSync(filename); // Buffer
const send = await whatsapp.sendDocument({
sessionId: "session1",
to: "6281234567890",
filename: filename,
media: document,
text: "Hei, Check this Document",
});
`

Send Voice Note

`ts
const filename = "myaudio.mp3";
const audio = fs.readFileSync(filename); // Buffer
const send = await whatsapp.sendAudio({
sessionId: "session1",
to: "6281234567890",
media: audio,
asVoiceNote: true, // send as voice note (ptt)
});
`

Read a Message

`ts
await whatsapp.readMessage({
sessionId: "session1",
key: msg.key,
});
`

Send Typing Effect

`ts
await whatsapp.sendTypingIndicator({
sessionId: "session1",
to: "6281234567890",
duration: 3000,
});
`

Send Poll

`ts
await whatsapp.sendPoll({
sessionId: "session1",
to: "6281234567890",
poll: {
name: "Your favorite programming language?",
values: ["JavaScript", "Python", "Go", "Rust"],
selectableCount: 1, // number of values can be selected
},
});
`

Handling Incoming Message Examples

`ts
const whatsapp = new Whatsapp({
adapter: new SQLiteAdapter(),
onMessageReceived: async (msg) => {
if (msg.key.fromMe || msg.key.remoteJid?.includes("status")) return;
const sender = msg.key.participant || msg.key.remoteJid!;
await whatsapp.readMessage({
sessionId: msg.sessionId,
key: msg.key,
});
await whatsapp.sendTypingIndicator({
sessionId: msg.sessionId,
to: sender,
duration: 3000,
});
await whatsapp.sendText({
sessionId: msg.sessionId,
to: sender,
text: You said: ${msg.message?.conversation || ""},
answering: msg, // for quoting message
});
},
});
`

Save Media Message (Image, Video, Document)

`ts
const whatsapp = new Whatsapp({
adapter: new SQLiteAdapter(),
onMessageReceived: async (msg) => {
if (msg.message?.imageMessage) {
// save image
msg.saveImage("./myimage.jpg");
}

if (msg.message?.videoMessage) {
// save video
msg.saveVideo("./myvideo.mp4");
}

if (msg.message?.documentMessage) {
// save document
msg.saveDocument("./mydocument"); // without extension
}
},
});
`

Optional Configuration Usage/Examples

Set custom credentials directory

`ts
// use adapter to set custom directory
const adapter = new SQLiteAdapter({
databasePath: "my_custom_dir/database.db",
});
``

Also Visit Headless Whatsapp Gateway API

- wa-gateway

Authors

- @mimamch

Feedback or Support

If you have any feedback or support, please reach out to me at mimamch28@gmail.com