Example Custom Post Type with REST API support

gistfile1.txt

<?php
/**
 * Plugin Name: Custom Post Types
 * Description: Custom post types plugin.
 * Plugin URI:  http://kosso.co.uk
 * Version:     1.0.0
 * Author:      Kosso
 * Author URI:  http://kosso.co.uk
 * License:     Free
 * Network:     true
 */

// Via docs: https://codex.wordpress.org/Post_Types
add_action( 'init', 'create_post_type' );
function create_post_type() {
  register_post_type( 'acme_product',
    array(
      'labels' => array(
        'name' => __( 'Products' ),
        'singular_name' => __( 'Product' )
      ),
      'public' => true,
      'has_archive' => true,
    )
  );
}
// Via docs: https://developer.wordpress.org/rest-api/adding-rest-api-support-for-custom-content-types/
add_action( 'init', 'my_custom_post_type_rest_support', 25 );
function my_custom_post_type_rest_support() {
  global $wp_post_types;
 
  $post_type_name = 'acme_product';
  if( isset( $wp_post_types[ $post_type_name ] ) ) {
    $wp_post_types[$post_type_name]->show_in_rest = true;
    $wp_post_types[$post_type_name]->rest_base = $post_type_name;
    $wp_post_types[$post_type_name]->rest_controller_class = 'WP_REST_Posts_Controller';
  }
}


?>