EmailInterface.php

<?php

namespace WPDesk\Library\WPEmail\Abstracts;

interface EmailInterface {

    /**
     * Define unique email ID.
     *
     * @return string
     */
    public function get_id(): string;

    /**
     * Get defined placeholders.
     *
     * @return array
     */
    public function get_placeholders(): array;

    /**
     * Get email subject.
     *
     * @return string
     */
    public function get_subject(): string;

    /**
     * Get email heading.
     *
     * @return string
     */
    public function get_heading(): string;

    /**
     * Get valid recipients.
     *
     * @return array
     */
    public function get_recipients(): array;

    /**
     * Get email headers.
     *
     * @return string
     */
    public function get_headers(): string;

    /**
     * Get email attachments.
     *
     * @return array
     */
    public function get_attachments(): array;

    /**
     * Get email type.
     *
     * @return string
     */
    public function get_type(): string;

    /**
     * Get email content.
     *
     * @return string
     */
    public function get_content(): string;

    /**
     * Send email.
     *
     * @return void
     */
    public function send(): void;

}