SUBD_Transport_Company/app/Policies/DeliveryPolicy.php

<?php

namespace App\Policies;

use App\Enums\RoleEnum;
use App\Enums\StatusEnum;
use App\Models\Delivery;
use App\Models\User;

class DeliveryPolicy
{
    public function view(User $user, Delivery $delivery)
    {
        if($user->role == RoleEnum::DRIVER) {
            return $delivery->user_id == $user->id;
        }

        return $user->warehouse_id == $delivery->warehouse_id;
    }

    public function create(User $user)
    {
        return $user->role == RoleEnum::ADMIN || $user->role == RoleEnum::DISPATCHER;
    }

    public function update(User $user, Delivery $delivery)
    {
        return ($user->role == RoleEnum::ADMIN || $user->role == RoleEnum::DISPATCHER) &&
            $delivery->warehouse_id == $user->warehouse_id;
    }

    public function delete(User $user, Delivery $delivery)
    {
        return $user->role == RoleEnum::ADMIN && $delivery->warehouse_id == $user->warehouse_id;
    }

    public function startDelivery(User $user, Delivery $delivery)
    {
        return $user->role == RoleEnum::DISPATCHER &&
            $delivery->warehouse_id == $user->warehouse_id &&
            $delivery->status == StatusEnum::CREATED;
    }

    public function endDelivery(User $user, Delivery $delivery)
    {
        return $user->role == RoleEnum::DRIVER &&
            $delivery->warehouse_id == $user->warehouse_id &&
            $delivery->status == StatusEnum::SENT;
    }
}