WhatsBulkMessenger

WhatsBulkMessenger is an unofficial API to send bulk messages in WhatsApp.

Installation

> npm install wbm

Usage

At the beginning, it will display a QR Code on the terminal, just scan it using the WhatsApp app.
Your session will be remembered, there is no need to authenticate every time.

Send the same message to every contact

const WhatsBulkMessenger = require('wbm');

WhatsBulkMessenger.start().then(async () => {
    const phones = ['1234567890', '0987654321', '1122334455'];
    const message = 'This is a long dummy message. You can replace this text with any long message you want to send. Make sure to customize this section with the content you wish to deliver to your recipients. Include all necessary details and information clearly and concisely.';
    await WhatsBulkMessenger.send(phones, message);
    await WhatsBulkMessenger.end();
}).catch(err => console.log(err));

Send custom messages to every contact

const WhatsBulkMessenger = require('wbm');

WhatsBulkMessenger.start().then(async () => {
    const contacts = [
        { phone: '1234567890', name: 'Alice', age: 25 },
        { phone: '0987654321', name: 'Bob', age: 30 }
    ];
    const message = 'Hi {{name}}, your age is {{age}}';
    // Hi Alice, your age is 25
    // Hi Bob, your age is 30
    await WhatsBulkMessenger.send(contacts, message);
    await WhatsBulkMessenger.end();
}).catch(err => console.log(err));

Send custom messages using YOUR OWN RULE

const WhatsBulkMessenger = require('wbm');

WhatsBulkMessenger.start().then(async () => {
    const contacts = [
        { phone: '1234567890', name: 'Alice', group: 'friend' }, 
        { phone: '0987654321', name: 'Bob', group: 'customer' }
    ];
    for (const contact of contacts) {
        let message = 'hi';
        if(contact.group === 'customer') {
            message = 'Good morning ' + contact.name;
        }
        else if(contact.group === 'friend') {
            message = 'Hey ' + contact.name + '. Wassup?';
        }
        await WhatsBulkMessenger.sendTo(contact.phone, message);
    }
    await WhatsBulkMessenger.end();
}).catch(err => console.log(err));

API

start(options)

• options
  Object containing optional parameters as attribute.
  Type: object
  
  • showBrowser
    Show browser running the script.
    Default: false
    Type: boolean
    
  • qrCodeData
    Instead of generating the QR Code, returns the data used to generate the QR Code as a promise.
    Default: false
    Type: boolean
    
  • session
    Keep user session, so the user must scan the QR Code once.
    Default: true
    Type: boolean

// It will open a browser, return the QR code data as a promise, and not keep user session
WhatsBulkMessenger.start({showBrowser: true, qrCodeData: true, session: false})
.then(async qrCodeData => {
    console.log(qrCodeData); // show data used to generate QR Code
    await WhatsBulkMessenger.waitQRCode();
    // waitQRCode() is necessary when qrCodeData is true
    // ...
    await WhatsBulkMessenger.end();
} ).catch(err => { console.log(err); });

send(phoneOrContacts, message)

Send a message to every phone number.

• phoneOrContacts
  Array of phone numbers: ['1234567890', ...].
  Or
  Array of contacts: [{phone: '1234567890', name: 'Alice', group: 'partner', age: 25', any: 'anything', ...}, ...]
  Type: array

• message
  Message to send to every phone number.
  Text inside curly braces like {{attribute}} will be replaced by the contact object's respective attribute.
  Type: string

WhatsBulkMessenger.start().then(async () => {
    const contacts = [
        {phone: '1234567890', name: 'Alice'},
        {phone: '0987654321', name: 'Bob'}
    ];
    await WhatsBulkMessenger.send(contacts, 'Hey {{name}}');
    // Hey Alice
    // Hey Bob
    await WhatsBulkMessenger.send(['1234567890', '0987654321'], 'Hey there'); 
    // Hey there
    // Hey there
    await WhatsBulkMessenger.end();
}).catch(err => { console.log(err); });

sendTo(phoneOrContact, message)

Send a message to a single phone number.

• phoneOrContact
  Phone number. Example '1234567890'.
  Type: string
  Or Contact object. Example: {phone: '1234567890', name: 'Alice', group: 'partner'}
  Type: object

• message
  Message to send to the phone number.
  Text inside curly braces like {{attribute}} will be replaced by the contact object's respective attribute.
  Type: string

WhatsBulkMessenger.start().then(async () => {
    await WhatsBulkMessenger.sendTo({phone: '1234567890', name: 'Alice'}, 'Hey {{name}}');
    // Hey Alice
    await WhatsBulkMessenger.sendTo('0987654321', 'Hey there');
    // Hey there
    await WhatsBulkMessenger.end();
}).catch(err => { console.log(err); });

end()

This method must be used at the end of WhatsBulkMessenger.start() to finish the browser session.

Note

WhatsBulkMessenger is an unofficial solution. It's not recommended to use WhatsBulkMessenger in your company or for marketing purposes.

Contributing

Feel free to create pull requests. For major changes, please open an issue first to discuss what you would like to change.

License

MIT