• server.js

  • Use the web-push library to hide the implementation details of the communication between the application server and the push service. For details, see https://tools.ietf.org/html/draft-ietf-webpush-protocol and https://tools.ietf.org/html/draft-ietf-webpush-encryption.

    var webPush = require('web-push');
    
    webPush.setGCMAPIKey(process.env.GCM_API_KEY);
    
    module.exports = function(app, route) {
      app.post(route + 'register', function(req, res) {
  • A real world application would store the subscription info.

        res.sendStatus(201);
      });
    
      app.post(route + 'sendNotification', function(req, res) {
        setTimeout(function() {
          webPush.sendNotification({
            endpoint: req.query.endpoint,
            TTL: req.query.ttl,
          })
          .then(function() {
            res.sendStatus(201);
          })
          .catch(function(error) {
            res.sendStatus(500);
            console.log(error);
          });
        }, 10000);
      });
    };

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