<?php

declare(strict_types=1);

namespace Esun\MultiLocaleTranslation\Model;

class BlogPostFields
{
    public const FIELDS = [
        'name' => ['label' => 'Post Name', 'is_html' => false],
        'short_description' => ['label' => 'Short Description', 'is_html' => true],
        'post_content' => ['label' => 'Content', 'is_html' => true],
        'meta_title' => ['label' => 'Meta Title', 'is_html' => false],
        'meta_keywords' => ['label' => 'Meta Keywords', 'is_html' => false],
        'meta_description' => ['label' => 'Meta Description', 'is_html' => false],
    ];

    public static function codes(): array
    {
        return array_keys(self::FIELDS);
    }

    public static function baseValue(string $field, mixed $value): string
    {
        $value = is_string($value) ? $value : (string)($value ?? '');
        if (!in_array($field, ['meta_title', 'meta_keywords', 'meta_description'], true)) {
            return $value;
        }

        $decoded = json_decode($value, true);
        if (json_last_error() !== JSON_ERROR_NONE || !is_array($decoded)) {
            return $value;
        }

        return (string)($decoded[0] ?? $decoded['0'] ?? '');
    }
}