wbm

wbm 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 terminal, just scan it using whatsapp app.
Your session will be remembered, there is no need to authenticate everytime.

Send same message to every contact

const wbm = require('wbm');

wbm.start().then(async () => {
    const phones = ['5535988841854', '35988841854', '5535988841854'];
    const message = 'Good Morning.';
    await wbm.send(phones, message);
    await wbm.end();
}).catch(err => console.log(err));

Send custom message to every contact

const wbm = require('wbm');

wbm.start().then(async () => {
    const contacts = [
        { phone: '5535988841854', name: 'Bruno', age: 21 },
        { phone: '5535988841854', name: 'Will', age: 33 }
    ];
    const message = 'Hi {{name}}, your age is {{age}}';
    // Hi Bruno, your age is 21
    // Hi Will, your age is 33
    await wbm.send(contacts, message);
    await wbm.end();
}).catch(err => console.log(err));

Send custom messages using YOUR OWN RULE

const wbm = require('wbm');

wbm.start().then(async () => {
    const contacts = [
        { phone: '5535988841854', name: 'Bruno', group: 'friend' }, 
        { phone: '5535988841854', name: 'Will', group: 'customer' }
    ];
    for (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 wbm.sendTo(contact.phone, message);
    }
    await wbm.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 generate the QR Code, returns the data used to generate the QR Code as 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 promise and not keep user session
wbm.start({showBrowser: true, qrCodeData: true, session: false})
.then(async qrCodeData => {
    console.log(qrCodeData); // show data used to generate QR Code
    await wbm.waitQRCode();
    // waitQRCode() is necessary when qrCodeData is true
    // ...
    await wbm.end();
} ).catch(err => { console.log(err); });

send(phoneOrContacts, message)

Send message to every phone number.

• phoneOrContacts
  Array of phone numbers: ['5535988841854', ...].
  Or
  Array of contacts: [{phone: '5535988841854', name: 'Will', group: 'partner', age: 22', 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 respective attribute.
  Type: string

wbm.start().then(async () => {
    const contacts = [
        {phone: '5535988841854', name: 'Bruno'},
        {phone: '5535988841854', name: 'Will'}
    ];
    await wbm.send(contacts, 'Hey {{name}}');
    // Hey Bruno
    // Hey Will
    await wbm.send(['5535988841854', '5535988841854'], 'Hey man'); 
    // Hey man
    // Hey man
    await wbm.end();
}).catch(err => { console.log(err); });

sendTo(phoneOrContact, message)

Send message to a single phone number.

• phoneOrContact
  Phone number. Example '5535988841854'.
  Type: string
  Or Contact object. Example: {phone: '5535988841854', name: 'Will', group: 'partner'}
  Type: object

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

wbm.start().then(async () => {
    await wbm.sendTo({phone: '5535988841854', name: 'Bruno'}, 'Hey {{name}}');
    // Hey Bruno
    await wbm.sendTo('5535988841854', 'Hey man');
    // Hey man
    await wbm.end();
}).catch(err => { console.log(err); });

end()

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

Note

wbm is an unofficial solution. It's not recommended using wbm in your company or for marketing purpose.

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