<?php
/**
 * Commercial license status value object.
 *
 * @package ZeroSpamForms
 */

namespace TwoOTwoCode\ZeroSpamForms\Commercial\Licensing;

defined( 'ABSPATH' ) || exit;

/**
 * Represents local commercial status without secrets.
 */
final class LicenseStatus {
	public const STATUS_ACTIVE   = 'active';
	public const STATUS_INACTIVE = 'inactive';
	public const STATUS_UNKNOWN  = 'unknown';

	/**
	 * Provider key.
	 *
	 * @var string
	 */
	private $provider_key;

	/**
	 * Status value.
	 *
	 * @var string
	 */
	private $status;

	/**
	 * Plan.
	 *
	 * @var LicensePlan
	 */
	private $plan;

	/**
	 * Constructor.
	 *
	 * @param string      $provider_key Provider key.
	 * @param string      $status       Status value.
	 * @param LicensePlan $plan         Plan.
	 */
	private function __construct( string $provider_key, string $status, LicensePlan $plan ) {
		$this->provider_key = $this->sanitize_key_like_value( $provider_key );
		$this->status       = $this->sanitize_status( $status );
		$this->plan         = $plan;
	}

	/**
	 * Create inactive status.
	 *
	 * @param string $provider_key Provider key.
	 */
	public static function inactive( string $provider_key ): self {
		return new self( $provider_key, self::STATUS_INACTIVE, LicensePlan::free() );
	}

	/**
	 * Create active status for future tests and providers.
	 *
	 * @param string      $provider_key Provider key.
	 * @param LicensePlan $plan         Plan.
	 */
	public static function active( string $provider_key, LicensePlan $plan ): self {
		return new self( $provider_key, self::STATUS_ACTIVE, $plan );
	}

	/**
	 * Whether status is active.
	 */
	public function is_active(): bool {
		return self::STATUS_ACTIVE === $this->status && $this->plan->is_pro();
	}

	/**
	 * Get provider key.
	 */
	public function get_provider_key(): string {
		return $this->provider_key;
	}

	/**
	 * Get status value.
	 */
	public function get_status(): string {
		return $this->status;
	}

	/**
	 * Get plan.
	 */
	public function get_plan(): LicensePlan {
		return $this->plan;
	}

	/**
	 * Sanitize a key-like value.
	 *
	 * @param string $value Value.
	 */
	private function sanitize_key_like_value( string $value ): string {
		return strtolower( preg_replace( '/[^a-zA-Z0-9_-]/', '', $value ) ?? '' );
	}

	/**
	 * Sanitize status.
	 *
	 * @param string $status Status.
	 */
	private function sanitize_status( string $status ): string {
		$status = strtolower( trim( $status ) );

		return in_array( $status, array( self::STATUS_ACTIVE, self::STATUS_INACTIVE, self::STATUS_UNKNOWN ), true ) ? $status : self::STATUS_UNKNOWN;
	}
}