Hello world

First open source release of Campfire 🎉

app/javascript/controllers/sessions_controller.js

@@ -0,0 +1,25 @@
+import { Controller } from "@hotwired/stimulus"
+
+export default class extends Controller {
+  static targets = [ "pushSubscriptionEndpoint" ]
+
+  async logout(event) {
+    await this.#unsubscribeFromWebPush()
+    this.element.requestSubmit()
+  }
+
+  async #unsubscribeFromWebPush() {
+    if ("serviceWorker" in navigator) {
+      const registration = await navigator.serviceWorker.getRegistration(window.location.host)
+
+      if (registration) {
+        const subscription = await registration.pushManager.getSubscription()
+
+        if (subscription) {
+          this.pushSubscriptionEndpointTarget.value = subscription.endpoint
+          await subscription.unsubscribe()
+        }
+      }
+    }
+  }
+}