<?php

namespace RoosterLMS\CourseInfo;

defined( 'ABSPATH' ) || exit;

enum CoursePointKind: int {
	case LEARN       = 1;
	case REQUIREMENT = 2;
	case AUDIENCE    = 3;
	case INCLUDES    = 4;

	public function slug(): string {
		return match ( $this ) {
			self::LEARN => 'learn',
			self::REQUIREMENT => 'requirements',
			self::AUDIENCE => 'audience',
			self::INCLUDES => 'includes',
		};
	}

	public static function from_slug( string $slug ): ?self {
		foreach ( self::cases() as $case ) {
			if ( $case->slug() === $slug ) {
				return $case;
			}
		}
		return null;
	}
}