<?php

namespace RoosterLMS\CourseBuilder\Lessons;

use RoosterLMS\Admin\CategoryTreePage;
use RoosterLMS\UI\Assets;

defined( 'ABSPATH' ) || exit;

final class PickerScript {

	public const HANDLE = 'rooster-lms-lesson-picker';

	public const ENTRY = 'lesson-picker';

	public const DEPS = array( 'react', 'react-dom', 'wp-element', 'wp-api-fetch', 'wp-i18n', 'wp-hooks' );

	public static function register(): string {
		if ( wp_script_is( self::HANDLE, 'registered' ) ) {
			return self::HANDLE;
		}
		$dir  = CategoryTreePage::build_dir();
		$root = untrailingslashit( wp_normalize_path( ROOSTER_LMS_DIR ) );
		if ( '' === $dir || ! str_starts_with( $dir . '/', $root . '/' ) || ! is_readable( $dir . '/' . self::ENTRY . '.js' ) || ! is_readable( $dir . '/' . self::ENTRY . '.asset.php' ) ) {
			return '';
		}
		$meta    = include $dir . '/' . self::ENTRY . '.asset.php';
		$meta    = is_array( $meta ) ? $meta : array();
		$version = is_string( $meta['version'] ?? null ) ? $meta['version'] : ROOSTER_LMS_VERSION;
		$deps    = array_values( array_unique( array_merge( self::DEPS, array_filter( (array) ( $meta['dependencies'] ?? array() ), 'is_string' ) ) ) );
		$url     = plugins_url( ltrim( substr( $dir, strlen( $root ) ), '/' ) . '/', ROOSTER_LMS_FILE );
		wp_register_script( self::HANDLE, $url . self::ENTRY . '.js', $deps, $version, array( 'in_footer' => true ) );
		wp_set_script_translations( self::HANDLE, 'rooster-lms', ROOSTER_LMS_DIR . 'languages' );
		if ( is_readable( $dir . '/' . self::ENTRY . '.css' ) ) {
			wp_register_style( self::HANDLE, $url . self::ENTRY . '.css', array( Assets::UI ), $version );
			wp_style_add_data( self::HANDLE, 'rtl', 'replace' );
		}
		return self::HANDLE;
	}

	public static function enqueue(): bool {
		if ( '' === self::register() ) {
			return false;
		}
		wp_enqueue_script( self::HANDLE );
		if ( wp_style_is( self::HANDLE, 'registered' ) ) {
			wp_enqueue_style( self::HANDLE );
		}
		return true;
	}
}