<?php
declare(strict_types=1);

namespace Esun\Reward\Observer;

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

class AwardRegistrationPoints implements ObserverInterface
{
    public function __construct(private readonly BalanceManager $balanceManager, private readonly Config $config) {}

    public function execute(Observer $observer): void
    {
        $customer = $observer->getEvent()->getCustomer();
        $customerId = (int)($customer?->getId() ?? 0);
        $websiteId = (int)($customer?->getWebsiteId() ?? 0);
        if (!$this->config->isEnabled() || $customerId <= 0) { return; }
        $rule = $this->config->earningRule('registration');
        $this->balanceManager->change($customerId, $websiteId, (int)$rule['points'], 'registration', 'registration:' . $customerId, [
            'reference_type' => 'customer', 'reference_id' => $customerId, 'reason' => (string)__($rule['reason'])
        ]);
    }
}