<?php

namespace App\Repository;

use App\Entity\Setting;
use Doctrine\Bundle\DoctrineBundle\Repository\ServiceEntityRepository;
use Doctrine\Persistence\ManagerRegistry;

/**
 * SettingRepository provides helper accessors for app configuration storage.
 */
class SettingRepository extends ServiceEntityRepository
{
    /**
     * Injects the Doctrine registry reference.
     */
    public function __construct(ManagerRegistry $registry)
    {
        parent::__construct($registry, Setting::class);
    }

    /**
     * Returns a setting value, falling back to the caller's default when missing.
     */
    public function getValue(string $name, ?string $default = null): ?string
    {
        $setting = $this->findOneBy(['name' => $name]);
        return $setting?->getValue() ?? $default;
    }

    /**
     * Persists or updates the supplied configuration value.
     */
    public function setValue(string $name, ?string $value): void
    {
        $em = $this->getEntityManager();
        $setting = $this->findOneBy(['name' => $name]);
        if ($setting === null) {
            $setting = new Setting();
            $setting->setName($name);
        }
        $setting->setValue($value);
        $em->persist($setting);
        $em->flush();
    }
}