ploi-deploy/roadmap

use App\Models\Item;
use Illuminate\Bus\Queueable;
use Illuminate\Notifications\Notification;
use Illuminate\Contracts\Queue\ShouldQueue;
use Illuminate\Notifications\Messages\MailMessage;

class ItemUpdatedNotification extends Notification implements ShouldQueue
{
    use Queueable;

    public function __construct(public Item $item)
    {
    }

    public function via($notifiable)
    {
        return ['mail'];
    }

    public function toMail($notifiable)
    {
        return (new MailMessage)
            ->subject('Item ' . $this->item->title . ' has new updates')
            ->markdown('emails.item.updated', [
                'user' => $notifiable,
                'item' => $this->item,
                'activities' => $this->item->activities()->latest()->limit(2)->get()
            ]);
    }
}

use App\Models\Item;
use App\Models\User;
use App\Notifications\Item\ItemUpdatedNotification;

class ItemObserver
{
    //
    public function updating(Item $item)
    {
        //
        if ($isDirty) {
            $users = $item->subscribedVotes()->with('user')->get()->pluck('user');

            $users->each(function (User $user) use ($item) {
                $user->notify(new ItemUpdatedNotification($item));
            });
        }
    }
    //
}