<?php
/**
 * Duplicate sending guard.
 *
 * @package IntelTele
 */

namespace IntelTele\Services;

use IntelTele\Repositories\MessageLogRepository;

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

final class DuplicateGuard {
	/**
	 * Log repository.
	 *
	 * @var MessageLogRepository
	 */
	private $log_repository;

	/**
	 * Constructor.
	 */
	public function __construct() {
		$this->log_repository = new MessageLogRepository();
	}

	/**
	 * Build duplicate key.
	 *
	 * @param int    $order_id Order ID.
	 * @param string $order_status Order status.
	 * @param string $recipient_phone Phone.
	 * @param string $channel Channel.
	 * @param string $template_message Template message.
	 */
	public static function build_key( int $order_id, string $order_status, string $recipient_phone, string $channel, string $template_message ): string {
		return hash( 'sha256', implode( '|', array( $order_id, $order_status, $recipient_phone, $channel, md5( $template_message ) ) ) );
	}

	/**
	 * Check if already successfully sent.
	 *
	 * @param string $duplicate_key Duplicate key.
	 */
	public function already_sent( string $duplicate_key ): bool {
		return $this->log_repository->successful_duplicate_exists( $duplicate_key );
	}
}