<?php

declare(strict_types=1);

/**
 * Enforce promo-rule policy before Magento applies sales-rule discounts.
 */

namespace Autogedal\PromoRules\Plugin\SalesRule\Model;

use Autogedal\PromoRules\Model\Rule\PolicyManager;
use Magento\Quote\Model\Quote\Address;
use Magento\SalesRule\Model\Rule;
use Magento\SalesRule\Model\Utility;

/**
 * Short-circuits sales-rule validation when a promo rule violates custom policy.
 */
class UtilityPlugin
{
    /**
     * @param PolicyManager $policyManager
     */
    public function __construct(
        private readonly PolicyManager $policyManager
    ) {
    }

    /**
     * Block the rule if the custom policy says it must not apply.
     *
     * @param Utility $subject
     * @param bool $result
     * @param Rule $rule
     * @param Address $address
     * @return bool
     * @SuppressWarnings(PHPMD.UnusedFormalParameter)
     */
    public function afterCanProcessRule(Utility $subject, bool $result, Rule $rule, Address $address): bool
    {
        if (!$result) {
            return false;
        }

        return $this->policyManager->canApplyRuleToAddress($rule, $address);
    }
}