Disponibilize the rest_api_select
field that fill options using the WP REST API.
composer require elvishp2006/carbon-field-rest-api-select
Field::make( 'rest_api_select', 'id', __( 'Post' ) )
->set_endpoint_label_path( 'title.rendered' ) // Default: 'title.rendered'
->set_endpoint_value_path( 'id' ) // Default 'id'
->set_endpoint_search_param( 'search' ) // Default 'search'
->set_endpoint_params(
[
'per_page' => 20,
'orderby' => 'relevance',
]
)
->set_endpoint( rest_url( 'wp/v2/posts' ) )