Inactive Subscribers Cleanup Page

// Accounts registered more than this many days ago are listed.
$wpide_inactive_days = 730;

add_action( 'admin_menu', function () use ( $wpide_inactive_days ) {
    add_users_page( 'Inactive Subscribers', 'Inactive Subscribers', 'delete_users', 'wpide-inactive-subscribers', function () use ( $wpide_inactive_days ) {
        global $wpdb;

        if ( ! current_user_can( 'delete_users' ) ) {
            return;
        }

        if ( isset( $_POST['wpide_delete_users'] ) && check_admin_referer( 'wpide_inactive_delete' ) ) {
            require_once ABSPATH . 'wp-admin/includes/user.php';
            $deleted = 0;
            foreach ( array_map( 'absint', (array) wp_unslash( $_POST['wpide_delete_users'] ) ) as $user_id ) {
                $user = get_userdata( $user_id );
                if ( $user && array( 'subscriber' ) === array_values( $user->roles ) && get_current_user_id() !== $user_id && wp_delete_user( $user_id ) ) {
                    $deleted++;
                }
            }
            printf( '<div class="notice notice-success"><p>%s</p></div>', esc_html( sprintf( 'Deleted %d account(s).', $deleted ) ) );
        }

        $users = get_users( array(
            'role'         => 'subscriber',
            'number'       => 200,
            'orderby'      => 'registered',
            'order'        => 'ASC',
            'date_query'   => array( array( 'column' => 'user_registered', 'before' => $wpide_inactive_days . ' days ago' ) ),
            'fields'       => array( 'ID', 'user_login', 'user_email', 'user_registered' ),
            'count_total'  => false,
        ) );

        $with_comments = array();
        if ( $users ) {
            $ids           = implode( ',', array_map( 'intval', wp_list_pluck( $users, 'ID' ) ) );
            $with_comments = array_map( 'intval', $wpdb->get_col( "SELECT DISTINCT user_id FROM {$wpdb->comments} WHERE user_id IN ($ids)" ) );
        }

        echo '<div class="wrap"><h1>Inactive Subscribers</h1>';
        echo '<p>' . esc_html( sprintf( 'Subscribers registered more than %d days ago who have never commented (first 200).', $wpide_inactive_days ) ) . '</p>';
        echo '<form method="post" onsubmit="return confirm(\'Delete the selected accounts permanently?\');">';
        wp_nonce_field( 'wpide_inactive_delete' );
        echo '<table class="widefat striped"><thead><tr><td class="check-column"></td><th>User</th><th>Email</th><th>Registered</th></tr></thead><tbody>';
        $shown = 0;
        foreach ( $users as $user ) {
            if ( in_array( (int) $user->ID, $with_comments, true ) ) {
                continue;
            }
            $shown++;
            printf(
                '<tr><th class="check-column"><input type="checkbox" name="wpide_delete_users[]" value="%1$d" aria-label="%2$s"></th><td>%3$s</td><td>%4$s</td><td>%5$s</td></tr>',
                (int) $user->ID,
                esc_attr( 'Select ' . $user->user_login ),
                esc_html( $user->user_login ),
                esc_html( $user->user_email ),
                esc_html( mysql2date( get_option( 'date_format' ), $user->user_registered ) )
            );
        }
        if ( ! $shown ) {
            echo '<tr><td colspan="4">No inactive subscribers found.</td></tr>';
        }
        echo '</tbody></table>';
        if ( $shown ) {
            submit_button( 'Delete selected accounts', 'delete' );
        }
        echo '</form></div>';
    } );
} );