<?php

declare(strict_types=1);

/**
 * SPDX-FileCopyrightText: 2017 Nextcloud GmbH and Nextcloud contributors
 * SPDX-License-Identifier: AGPL-3.0-or-later
 */
namespace OCP\Mail;

/**
 * Interface IMessage
 *
 * @since 13.0.0
 */
interface IMessage {
	/**
	 * Set the subject of this message
	 *
	 * @param string $subject
	 *
	 * @return self
	 * @since 28.0.0
	 */
	public function setSubject(string $subject): IMessage;

	/**
	 * Set the plain-text body of this message
	 *
	 * @param string $body
	 *
	 * @return self
	 * @since 28.0.0
	 */
	public function setPlainBody(string $body): IMessage;

	/**
	 * Set the HTML body of this message. Consider also sending a plain-text body instead of only an HTML one.
	 *
	 * @param string $body
	 *
	 * @return self
	 * @since 28.0.0
	 */
	public function setHtmlBody(string $body): IMessage;

	/**
	 * @param IAttachment $attachment
	 * @return IMessage
	 * @since 13.0.0
	 */
	public function attach(IAttachment $attachment): IMessage;

	/**
	 * Can be used to "attach content inline" as message parts with specific MIME type and encoding.
	 *
	 * @param string $body body of the MIME part
	 * @param string $name the file name
	 * @param string|null $contentType MIME Content-Type (e.g. text/plain or text/calendar)
	 *
	 * @return IMessage
	 * @since 27.0.0
	 */
	public function attachInline(string $body, string $name, ?string $contentType = null): IMessage;

	/**
	 * Set the from address of this message.
	 *
	 * If no "From" address is used \OC\Mail\Mailer will use mail_from_address and mail_domain from config.php
	 *
	 * @param array $addresses Example: array('[email protected]', '[email protected]' => 'A name')
	 * @return IMessage
	 * @since 13.0.0
	 */
	public function setFrom(array $addresses): IMessage;

	/**
	 * Set the Reply-To address of this message
	 *
	 * @param array $addresses
	 * @return IMessage
	 * @since 13.0.0
	 */
	public function setReplyTo(array $addresses): IMessage;

	/**
	 * Set the to addresses of this message.
	 *
	 * @param array $recipients Example: array('[email protected]', '[email protected]' => 'A name')
	 * @return IMessage
	 * @since 13.0.0
	 */
	public function setTo(array $recipients): IMessage;

	/**
	 * Set the CC recipients of this message.
	 *
	 * @param array $recipients Example: array('[email protected]', '[email protected]' => 'A name')
	 * @return IMessage
	 * @since 13.0.0
	 */
	public function setCc(array $recipients): IMessage;

	/**
	 * Set the BCC recipients of this message.
	 *
	 * @param array $recipients Example: array('[email protected]', '[email protected]' => 'A name')
	 * @return IMessage
	 * @since 13.0.0
	 */
	public function setBcc(array $recipients): IMessage;

	/**
	 * @param IEMailTemplate $emailTemplate
	 * @return IMessage
	 * @since 13.0.0
	 */
	public function useTemplate(IEMailTemplate $emailTemplate): IMessage;

	/**
	 * Add the Auto-Submitted header to the email, preventing most automated
	 * responses to automated messages.
	 *
	 * @param Headers\AutoSubmitted::VALUE_* $value (one of AutoSubmitted::VALUE_NO, AutoSubmitted::VALUE_AUTO_GENERATED, AutoSubmitted::VALUE_AUTO_REPLIED)
	 * @return IMessage
	 * @since 26.0.0
	 */
	public function setAutoSubmitted(string $value): IMessage;
}