<?php
declare(strict_types=1);

namespace FDMTech;

use PDO;

final class CmsRepository
{
    public function __construct(private PDO $db) {}

    public function page(string $slug): ?array
    {
        $query = $this->db->prepare("SELECT id, slug, published_title AS title, published_html, published_css,
            seo_title, seo_description, published_at FROM cms_pages
            WHERE slug = :slug AND status = 'published' AND published_at IS NOT NULL LIMIT 1");
        $query->execute(['slug' => $slug]);
        return $query->fetch() ?: null;
    }

    public function settings(): array
    {
        $settings = Settings::defaults();
        foreach ($this->db->query('SELECT `key`, `value` FROM cms_settings') as $row) {
            $value = json_decode($row['value'], true);
            switch ($row['key']) {
                case 'site_name':
                    if (is_string($value) && trim($value) !== '' && mb_strlen($value) <= 200) {
                        $settings['name'] = $value;
                    }
                    break;
                case 'contact_email':
                    if (is_string($value) && strlen($value) <= 254 && filter_var($value, FILTER_VALIDATE_EMAIL)) {
                        $settings['contact_email'] = $value;
                    }
                    break;
                case 'contact_phone':
                    if (is_string($value) && preg_match('/^[+0-9 ()-]{1,60}$/D', $value)) {
                        $settings['contact_phone'] = $value;
                    }
                    break;
                case 'navigation':
                    if (is_array($value) && array_is_list($value)) {
                        $settings['navigation'] = array_values(array_filter(array_slice($value, 0, 50), static fn ($item) =>
                            is_array($item) && is_string($item['label'] ?? null) && trim($item['label']) !== ''
                            && mb_strlen($item['label']) <= 200 && is_string($item['url'] ?? null)
                            && Content::safeUrl($item['url'], true)));
                    }
                    break;
            }
        }
        return $settings;
    }

    public function insertInquiry(array $values): void
    {
        $now = gmdate('Y-m-d H:i:s');
        $query = $this->db->prepare('INSERT INTO cms_inquiries
            (name, email, company, phone, message, source, consent_at, created_at, updated_at)
            VALUES (:name, :email, :company, :phone, :message, :source, :consent_at, :created_at, :updated_at)');
        $query->execute(array_intersect_key($values, array_flip(['name', 'email', 'company', 'phone', 'message', 'source']))
            + ['consent_at' => $now, 'created_at' => $now, 'updated_at' => $now]);
    }
}