✏️ Editing: EventReminder.php Writable

<?php
namespace Eventin\Admin;

use Etn\Core\Attendee\Attendee_Model;
use Etn\Core\Event\Event_Model;
use Eventin\Emails\AttendeeEventReminderEmail;
use Eventin\Interfaces\HookableInterface;
use Eventin\Mails\Mail;

class EventReminder implements HookableInterface {

/**
     * Register service
     *
     * @return  void
     */
    public function register_hooks(): void {
        add_action( 'eventin_event_created', [ $this, 'register_schedule' ] );

add_action( 'run_event_scheduler', [ $this, 'run_event_schedule' ] );
		
        add_action( 'send_reminder_email', [ $this, 'send_reminder_email' ] );
    }

/**
     * Register cron job for schedule a reminder email
     *
     * @param   integer  $event_id
     *
     * @return  void
     */
    public function register_schedule( $event ) {

$date = $event->etn_start_date;
        $time = $event->etn_start_time;

$event_timestamp = strtotime( $date . ' ' . $time );

$reminder_time = etn_get_option( 'remainder_time' );

if ( ! $reminder_time ) {
            return;
        }
	    
	    foreach ( $reminder_time as $time ) {
		    $timestamp = 0;
		    $duration  = intval( $time['duration-time'] );
		    
		    // if `duration-time` value not properly set, skip setting remainder
		    if ( !isset($duration) || !is_numeric($duration) ) {
			    continue;
		    }
		    
		    switch ( $time['custom_duration_type'] )
		    {
			    case 'min':
				    $timestamp = $duration * 60;
				    break;
			    case 'hour':
				    $timestamp = $duration * 60 * 60;
				    break;
			    case 'day':
				    $timestamp = ( $duration * 24 ) * 60 * 60;
				    break;
		    }
		    
		    $timestamp = $event_timestamp - $timestamp;
		    
			wp_schedule_single_event( $timestamp, 'send_reminder_email', [$event->id] );
//		    if ( ! wp_next_scheduled( 'event_remainder' ) ) {
//		    }
	    }
    }

/**
     * event schedule
     *
     * @return  void
     */
    public function run_event_schedule( $event = null ) {
	    
	    if ( ! $event ) {
            return;
        }
		add_action( 'send_reminder_email', [$this, 'send_reminder_email'] );
        // Run cron action.
    }

/**
     * Send email to attendees
     *
     * @param   integer  $event_id  Event id
     *
     * @return  void
     */
    public function send_reminder_email( $event_id ) {
	    
	    
	    $args = array(
            'post_type'         => 'etn-attendee',
            'post_status'       => 'any',
            'posts_per_page'    => -1,
            
            'meta_query' => array(
                array(
                    'key'     => 'etn_event_id',
                    'value'   => $event_id,
                    'compare' => '=',
                ),
            ),
        );

$attendees = get_posts( $args );
        $event = new Event_Model( $event_id );
	    
	    
	    if ( $attendees ) {
            foreach( $attendees as $attendee ) {
	            $attendee = new Attendee_Model( $attendee->ID );
	            
                Mail::to( $attendee->etn_email )->send( new AttendeeEventReminderEmail( $event, $attendee ) );
            }
        }
    }
}

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