create notification on delete task, assign user and unassign user

app/Http/Controllers/TasksController.php

@@ -6,6 +6,7 @@ use App\Events\TaskParticipationCancelled;
 use App\Events\VolunteerAssignedToTask;
 use App\Events\VolunteerUnassignedFromTask;
 use App\Models\Events;
+use App\Models\Notification;
 use App\Models\Task;
 use App\Models\User;
 use Illuminate\Http\JsonResponse;
@@ -88,6 +89,10 @@ class TasksController extends Controller
 
             if($user) {
                 $task->users()->attach($id);
+                $notification = Notification::create([
+                    'content' => "Vous avez été assigné à la tâche {$task->title} de l'événement {$task->event->name}."
+                ]);
+                $notification->users()->attach($user->id);
                 broadcast(new VolunteerAssignedToTask(
                     $user->id,
                     $task,
@@ -131,6 +136,12 @@ class TasksController extends Controller
             }
 
             $participants = $task->users;
+            if ($participants->isNotEmpty()) {
+                $notification = Notification::create([
+                    'content' => "La tâche '{$task->title}' pour l'événement '{$task->event->name}' a été supprimée. Vous n'y participez donc plus."
+                ]);
+                $notification->users()->attach($participants->pluck('id'));
+            }
 
             foreach ($participants as $user) {
                 broadcast(new TaskParticipationCancelled(
@@ -227,7 +238,10 @@ class TasksController extends Controller
 
             if ($user) {
                 $task->users()->detach($id);
-
+                $notification = Notification::create([
+                    'content' => "Vous avez été désassigné de la tâche {$task->title} de l'événement {$task->event->name}."
+                ]);
+                $notification->users()->attach($user->id);
                 broadcast(new VolunteerUnassignedFromTask(
                     $user->id,
                     $task,