Test receiving push events when backgrounded

And thus also displaying notifications.

1 files changed, 6 insertions, 4 deletions

diff --git a/ui/service-worker.js b/ui/service-worker.js
index 319b251..a88c5a2 100644
--- a/ui/service-worker.js
+++ b/ui/service-worker.js
@@ -54,10 +54,12 @@ self.addEventListener('fetch', (event) => {
 });
 
 self.addEventListener('push', (event) => {
-  const payload = event.data?.text() ?? "no payload";
+  // If the data isn't json, this dies hard:
+  const payload = event.data?.json() ?? null;
   event.waitUntil(
-    self.registration.showNotification("ServiceWorker Cookbook", {
-      body: payload,
-    }),
+    // How do we control the action you get when you click the notification?
+    self.registration.showNotification(payload.title, {
+      body: payload.body
+    })
   );
 });