web push notifications

app/Http/Controllers/WebPushController.php

@@ -0,0 +1,37 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Auth;
+
+class WebPushController extends Controller
+{
+    public function store(Request $request)
+    {
+        $request->validate([
+            'endpoint' => 'required',
+            'keys.p256dh' => 'required',
+            'keys.auth' => 'required',
+        ]);
+
+        $endpoint = $request->endpoint;
+        $token = $request->keys['auth'];
+        $key = $request->keys['p256dh'];
+
+        Auth::user()->updatePushSubscription($endpoint, $key, $token);
+
+        return response()->json(['success' => true]);
+    }
+
+    public function destroy(Request $request)
+    {
+        $request->validate([
+            'endpoint' => 'required',
+        ]);
+
+        Auth::user()->deletePushSubscription($request->endpoint);
+
+        return response()->json(['success' => true]);
+    }
+}

app/Models/User.php

@@ -13,6 +13,7 @@ use Illuminate\Support\Carbon;
 use Laravel\Fortify\Contracts\PasskeyUser;
 use Laravel\Fortify\PasskeyAuthenticatable;
 use Laravel\Fortify\TwoFactorAuthenticatable;
+use NotificationChannels\WebPush\HasPushSubscriptions;
 
 /**
  * @property int $id
@@ -32,7 +33,7 @@ use Laravel\Fortify\TwoFactorAuthenticatable;
 class User extends Authenticatable implements PasskeyUser
 {
     /** @use HasFactory<UserFactory> */
-    use HasFactory, Notifiable, PasskeyAuthenticatable, TwoFactorAuthenticatable;
+    use HasFactory, Notifiable, PasskeyAuthenticatable, TwoFactorAuthenticatable, HasPushSubscriptions;
 
     public function dynamics()
     {

app/Notifications/NewActivityNotification.php

@@ -0,0 +1,61 @@
+<?php
+
+namespace App\Notifications;
+
+use Illuminate\Bus\Queueable;
+use Illuminate\Contracts\Queue\ShouldQueue;
+use Illuminate\Notifications\Messages\MailMessage;
+use Illuminate\Notifications\Notification;
+
+use NotificationChannels\WebPush\WebPushChannel;
+use NotificationChannels\WebPush\WebPushMessage;
+
+class NewActivityNotification extends Notification
+{
+    use Queueable;
+
+    public $activity;
+
+    /**
+     * Create a new notification instance.
+     */
+    public function __construct($activity)
+    {
+        $this->activity = $activity;
+    }
+
+    /**
+     * Get the notification's delivery channels.
+     *
+     * @return array<int, string>
+     */
+    public function via(object $notifiable): array
+    {
+        return [WebPushChannel::class];
+    }
+
+    /**
+     * Get the web push representation of the notification.
+     */
+    public function toWebPush(object $notifiable): WebPushMessage
+    {
+        return (new WebPushMessage)
+            ->title('New Activity')
+            ->icon('/apple-touch-icon.png')
+            ->body($this->activity['content'])
+            ->action('View', 'view')
+            ->data(['url' => $this->activity['url']]);
+    }
+
+    /**
+     * Get the array representation of the notification.
+     *
+     * @return array<string, mixed>
+     */
+    public function toArray(object $notifiable): array
+    {
+        return [
+            //
+        ];
+    }
+}

app/Services/ActivityService.php

@@ -11,6 +11,8 @@ use App\Models\ReadCursor;
 use Illuminate\Support\Carbon;
 use Illuminate\Support\Str;
 
+use App\Notifications\NewActivityNotification;
+
 class ActivityService
 {
     /**
@@ -54,6 +56,8 @@ class ActivityService
             'subject_type' => $subject ? get_class($subject) : null,
         ]);
 
+        $this->notify($message);
+
         return $message;
     }
 
@@ -70,6 +74,21 @@ class ActivityService
         return $mutation;
     }
 
+    public function notify(Message $message)
+    {
+        $dynamic = $message->chat->chatable;
+
+        if ($dynamic instanceof Dynamic) {
+            $participants = $dynamic->participants;
+
+            foreach ($participants as $participant) {
+                if ($message->user_id !== $participant->id) {
+                    $participant->notify(new NewActivityNotification($message));
+                }
+            }
+        }
+    }
+
     /**
      * Retrieve all activities for a given entity.
      */