/**
 * Modify the JSON-LD output for the Recipe schema type
 * @package Stellar
 */
add_filter( 'stellar_structured_data', function ( $json_ld ) {

	// Get receipt properties
	$prep_time = get_post_meta( get_the_ID(), 'prep_time', true );
	$cook_time = get_post_meta( get_the_ID(), 'cook_time', true );

	// Replace placeholders with actual values
	$json_ld = str_replace( '[prepTime]', esc_attr( $prep_time ), $json_ld );
	$json_ld = str_replace( '[cookTime]', esc_attr( $cook_time ), $json_ld );

	// Return modified JSON-LD
	return $json_ld;

} );