<?php

declare( strict_types=1 );

namespace AcezSeo\Data;

if ( ! defined( 'ABSPATH' ) )
{
	exit;
}

/**
 * Global per-feature on/off switches (Dashboard "Funkcje" section).
 * Everything defaults to ON — a site that never touches the switches
 * behaves exactly as before they existed. Unknown keys are dropped on save.
 */
final class FeaturesRepository implements FeaturesRepositoryInterface
{
	private const OPTION_NAME = 'acez_seo_features';

	public const KEYS = array(
		'meta_title',
		'meta_description',
		'meta_robots',
		'open_graph',
		'twitter_cards',
		'canonical',
		'rel_links',
		'sitemap',
		'image_alt',
		'breadcrumbs',
		'rss_backlink',
		'schema',
		'ai',
	);

	/**
	 * @return array<string, bool>
	 */
	public function get(): array
	{
		$stored = get_option( self::OPTION_NAME, array() );
		$stored = is_array( $stored ) ? $stored : array();

		$features = array();

		foreach ( self::KEYS as $key )
		{
			$features[ $key ] = array_key_exists( $key, $stored ) ? (bool) $stored[ $key ] : true;
		}

		return $features;
	}

	/**
	 * @param array<string, bool> $features
	 */
	public function update( array $features ): bool
	{
		$current = $this->get();

		foreach ( self::KEYS as $key )
		{
			if ( array_key_exists( $key, $features ) )
			{
				$current[ $key ] = (bool) $features[ $key ];
			}
		}

		return update_option( self::OPTION_NAME, $current );
	}

	public function enabled( string $feature ): bool
	{
		return (bool) ( $this->get()[ $feature ] ?? true );
	}
}