<?php
/**
 * Fully rendered notification payload.
 *
 * @package Bookline
 */

declare( strict_types=1 );

namespace Bookline\Domain\Notification;

/**
 * Channel-ready message after variable substitution.
 *
 * @since 0.1.0
 */
final class RenderedMessage {

	/**
	 * Constructor.
	 *
	 * @param string      $subject   Subject / title.
	 * @param string      $body_html HTML body (email) or primary body.
	 * @param string      $body_text Plain-text alternative.
	 * @param string|null $ics       Optional ICS payload.
	 */
	public function __construct(
		private readonly string $subject,
		private readonly string $body_html,
		private readonly string $body_text,
		private readonly ?string $ics = null,
	) {}

	/**
	 * Subject.
	 *
	 * @since 0.1.0
	 */
	public function subject(): string {
		return $this->subject;
	}

	/**
	 * Body html.
	 *
	 * @since 0.1.0
	 */
	public function body_html(): string {
		return $this->body_html;
	}

	/**
	 * Body text.
	 *
	 * @since 0.1.0
	 */
	public function body_text(): string {
		return $this->body_text;
	}

	/**
	 * Ics.
	 *
	 * @since 0.1.0
	 */
	public function ics(): ?string {
		return $this->ics;
	}
}