GCP Cloud Functions example - Upload Notify

upload_notify.js

const lineNotifyApiHost = 'notify-api.line.me';
const lineNotifyApiPath = '/api/notify';
const lineNotifyApiToken = process.env.ACCESS_TOKEN; 

const https = require('https');
const querystring = require('querystring');

// 
// Push message
// 

function pushMessage(message) {  
    // Build the post string from an object
    var post_data = querystring.stringify({
      'message' : message
    });

    // An object of options to indicate where to post to
    var post_options = {
      host: lineNotifyApiHost,
      port: 443,
      path: lineNotifyApiPath,
      method: 'POST',
      headers: {
        'Content-Type': 'application/x-www-form-urlencoded',
        'Authorization': 'Bearer '+ lineNotifyApiToken,
        'Content-Length': Buffer.byteLength(post_data)
      }
    };

    // Set up the request
    var post_req = https.request(post_options, function(res) {
      res.setEncoding('utf8');
      res.on('data', function (chunk) {
        console.log('Response: ' + chunk);
      });
    });

    // post the data
	post_req.write(post_data);
	post_req.end();
}

// 
// Endpoint
// 
exports.notify = function notify (event, callback) {
    console.log(JSON.stringify(event));

    pushMessage("File is uploaded: " + event.data.name);
  
    callback(null, 'Success!');
};