<?php

declare( strict_types=1 );

namespace Rooster\Core;

defined( 'ABSPATH' ) || exit;

final class Languages {

	
	public static function all(): array {
		$languages = [];
		$wpml      = apply_filters( 'wpml_active_languages', null, [ 'skip_missing' => 0 ] );
		if ( is_array( $wpml ) ) {
			foreach ( $wpml as $code => $language ) {
				$languages[] = [
					'code'    => (string) ( $language['code'] ?? $code ),
					'tag'     => self::tag( (string) ( $language['tag'] ?? $language['default_locale'] ?? $code ) ),
					'name'    => (string) ( $language['native_name'] ?? $code ),
					'url'     => (string) ( $language['url'] ?? '' ),
					'current' => ! empty( $language['active'] ),
					'flag'    => (string) ( $language['country_flag_url'] ?? '' ),
					'rtl'     => in_array( (string) ( $language['code'] ?? $code ), [ 'ar', 'he', 'fa', 'ur', 'yi' ], true ),
				];
			}
		} elseif ( function_exists( 'pll_the_languages' ) ) {
			foreach ( (array) pll_the_languages( [ 'raw' => 1 ] ) as $language ) {
				$languages[] = [
					'code'    => (string) ( $language['slug'] ?? '' ),
					'tag'     => self::tag( (string) ( $language['locale'] ?? $language['slug'] ?? '' ) ),
					'name'    => (string) ( $language['name'] ?? '' ),
					'url'     => (string) ( $language['url'] ?? '' ),
					'current' => ! empty( $language['current_lang'] ),
					'flag'    => (string) ( $language['flag'] ?? '' ),
					'rtl'     => ! empty( $language['is_rtl'] ),
				];
			}
		}
		$languages = (array) apply_filters( 'rooster/languages', $languages );
		return array_values( array_filter( $languages, static fn ( $language ) => is_array( $language ) && '' !== (string) ( $language['code'] ?? '' ) && '' !== (string) ( $language['url'] ?? '' ) ) );
	}

	
	public static function tag( string $locale ): string {
		return str_replace( '_', '-', $locale );
	}
}