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Set the initial subscription value:
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swRegistration.pushManager.getSubscription() .then(function(subscription)
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Triggering a push message:
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self.addEventListener('push', function(event)
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Unsubscribe Function:
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swRegistration.pushManager.getSubscription() .then(function(subscription) { if (subscription) { return subscription.unsubscribe(); }
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Register a service worker:
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navigator.serviceWorker.register('sw.js').then(function(swReg)
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Handling permission denied:
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if (Notification.permission === 'denied')
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Add click event to notification:
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self.addEventListener('notificationclick', function(event)
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Set application server key:
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const applicationServerPublicKey = '<Your Public Key>';
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Handle user subscription:
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pushButton.addEventListener('click', function() { pushButton.disabled = true; if (isSubscribed) { // TODO: Unsubscribe user } else { subscribeUser(); }
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Update Subscription:
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updateSubscriptionOnServer(subscription);
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