<?php
declare(strict_types=1);

namespace Esun\Reward\Observer;

use Esun\Reward\Model\BalanceManager;
use Esun\Reward\Model\ReservationManager;
use Magento\Framework\Event\Observer;
use Magento\Framework\Event\ObserverInterface;

class SpendOrderPoints implements ObserverInterface
{
    public function __construct(private readonly BalanceManager $balances, private readonly ReservationManager $reservations) {}
    public function execute(Observer $observer): void
    {
        $order = $observer->getEvent()->getOrder(); $quote = $observer->getEvent()->getQuote(); $points = (int)$order->getData('reward_points_used') + (int)$order->getData('reward_product_points');
        if ($points <= 0 || !(int)$order->getCustomerId()) { return; }
        $this->balances->change((int)$order->getCustomerId(), (int)$order->getStore()->getWebsiteId(), -$points, 'checkout_spend', 'order_spend:' . (int)$order->getId(), [
            'reference_type' => 'order', 'reference_id' => (int)$order->getId(), 'reason' => (string)__('Points used on order %1', $order->getIncrementId())
        ]);
        $this->reservations->markUsed((int)$quote->getId());
    }
}