Custom Shortcode Plugin OneSender Cloud

<?php
/**
 * Plugin Name: Custom shortcodes for OneSender cloud
 * Plugin URI:  https://example.local/dummy-plugin
 * Description: Custom shortcodes for OneSender cloud.
 * Version:     1.0.0
 * Author:      Dev
 */

/*
Simulasi penggunaan di plugin woocommerce
Data disimpan di order meta
Menggunakan meta key sebagai shortcode id

*/

/* Pastikan parent plugin running di awal */
add_action( 'init', function() {
    
    // STEP 1: Register shortcodes
    add_filter( 'ocl/modules/woocommerce/shortcode_structure', 'ocl_register_shortcodes' );


    // STEP 2: Isi data ke shortcodes
    add_filter( 'ocl/modules/woocommerce/shortcode_values', 'ocl_parse_shortcodes', 20, 2 );

} );

function ocl_register_shortcodes( $group ) {

    $shortcodes = [
			[
				'module' => 'woocommerce',
				'id'     => '_ocl_shortcode_1', // nama order meta
				'title'  => 'Shortcode 1'
			],
			[
				'module' => 'woocommerce',
				'id'     => '_ocl_shortcode_2', // nama order meta
				'title'  => 'Shortcode 2'
			],
			[
				'module' => 'woocommerce',
				'id'     => '_ocl_shortcode_3', // nama order meta
				'title'  => 'Shortcode 3'
			],

    ];

    $group[] = [
        'group' => 'custom_shortcode',
        'title' => 'Custom Shortcodes',
        'items' => $shortcodes
    ];

    return $group;
}

function ocl_parse_shortcodes( $shortcodes, $order ) {
    /* in case $order is null. Get order object */
    if (!$order) {
        $order = wc_get_order( $shortcodes['order_id'] );
    }
    
    /* isi data ke shortcodes */
    $shortcodes['_ocl_shortcode_1'] = $order?->get_meta( '_ocl_shortcode_1' );
    $shortcodes['_ocl_shortcode_2'] = $order?->get_meta( '_ocl_shortcode_2' );
    $shortcodes['_ocl_shortcode_3'] = $order?->get_meta( '_ocl_shortcode_3' );
    
    return $shortcodes;
}