Coinbase Commerce to Slack WebHook

index.js

const functions = require('firebase-functions');
const admin = require('firebase-admin');
const request = require('request');

admin.initializeApp(functions.config().firebase);

exports.saleAlert = functions.https.onRequest((req, res) => {
  const product = req.body.event.data.checkout.id;
  const id = req.body.event.data.code;

  if (product === 'YOUR-PRODUCT-ID-HERE') {
    request.post(
      "YOUR-SLACK-WEBHOOK-URL-HERE",
      { json: { text: `Someone just purchased 1 × *:black_medium_square: Genesis Block Poster* (ID: #${id})`} }
    );
  }

  res.status(200).send('ok');
});