<?php
/**
 * Receipt helper class for standalone payments.
 *
 * @package AfriDirect_Payment
 */

// Exit if accessed directly.
if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

/**
 * Receipts helper class.
 */
class AfriDirect_Payment_Receipts {

	/**
	 * Get receipt URL for a payment.
	 *
	 * @param int $payment_id Payment ID.
	 * @return string|false Receipt URL or false on failure.
	 */
	public static function get_receipt_url( $payment_id ) {
		$payment = AfriDirect_Payments::get_payment( $payment_id );
		if ( ! $payment ) {
			return false;
		}

		$receipt_page_id = get_option( 'afridirect_receipt_page_id', 0 );
		if ( ! $receipt_page_id ) {
			return false;
		}

		$receipt_page = get_permalink( $receipt_page_id );
		if ( ! $receipt_page ) {
			return false;
		}

		// Build URL with payment ID and access key.
		$receipt_url = add_query_arg(
			array(
				'payment_id' => $payment_id,
				'key'        => $payment['access_key'],
			),
			$receipt_page
		);

		return $receipt_url;
	}
}