<?php

namespace App\Services;

use Spatie\YamlFrontMatter\YamlFrontMatter;

/**
 * Site-wide, marketing-editable settings from Stoic's `settings` singleton
 * (resources/stoic/content/settings.md). Read directly rather than through a
 * Paper model: Paper models map to a folder of entries, and this is one file
 * at the content root. Legal and transactional details (address, ΑΦΜ, phone)
 * live in boboko-core's StoreDetails instead.
 *
 * Bound as scoped in AppServiceProvider, so the file is parsed once per
 * request (or queued job) and edits in Stoic show up on the next one.
 */
class StoicSettings
{
    private const SOCIALS = [
        'facebook' => 'Facebook',
        'instagram' => 'Instagram',
        'tiktok' => 'TikTok',
    ];

    private array $data;

    public function __construct()
    {
        $path = resource_path('stoic/content/settings.md');

        $this->data = is_file($path)
            ? YamlFrontMatter::parse(file_get_contents($path))->matter()
            : [];
    }

    public function get(string $key, mixed $default = null): mixed
    {
        return filled($this->data[$key] ?? null) ? $this->data[$key] : $default;
    }

    /**
     * Absolute og:image URL for a Stoic image field value (the page's own, else
     * this file's default), or null. Image fields store a comma-separated list;
     * only the first is used.
     */
    public function ogImageUrl(?string $pageImage = null): ?string
    {
        $filename = trim(explode(',', $pageImage ?: (string) $this->get('og_image', ''))[0]);

        return $filename === '' ? null : url(Stoic::image($filename, 'large'));
    }

    /**
     * Only the networks that have a URL set, in display order.
     *
     * @return list<array{icon: string, label: string, url: string}>
     */
    public function socialLinks(): array
    {
        $links = [];

        foreach (self::SOCIALS as $icon => $label) {
            if ($url = $this->get("{$icon}_url")) {
                $links[] = ['icon' => $icon, 'label' => $label, 'url' => $url];
            }
        }

        return $links;
    }
}