datatable.directory/app/Models/Concerns/NotificationContext.php

<?php


namespace App\Models\Concerns;


use App\Models\ContentReport;
use App\Models\Notification;
use Illuminate\Database\Eloquent\Relations\MorphMany;

trait NotificationContext
{
    public function bootNotificationContext()
    {
        static::deleting(function(NotificationContext $self) {
            $self->notificationsAbout()->delete();
        });
    }

    /**
     * Notifications having this model as a context
     *
     * @return MorphMany
     */
    public function notificationsAbout()
    {
        return $this->morphMany(Notification::class, 'context');
    }
}