<?php

namespace App\Policies\Rules;

use App\Models\Invoice;
use Kwaadpepper\CrudPolicies\Policies\Rules\StaticRules;

/**
 * Invoice Policiy Static Rules
 * ! Rules has to return boolean value
 */
abstract class InvoiceStaticRules extends StaticRules
{
    /**
     * Invoice has not been sent ot the client
     *
     * @param \App\Models\Invoice $model
     * @return boolean
     */
    protected static function invoiceHasNotBeenSentTotheClient(Invoice $model): bool
    {
        return \is_null($model->sent_client_date);
    }

    /**
     * Invoice has some tasks
     *
     * @param \App\Models\Invoice $model
     * @return boolean
     */
    protected static function invoiceHasTasks(Invoice $model): bool
    {
        return (bool)\count($model->tasks);
    }
}