FacetWP - ignore WC REST API queries

functions.php

<?php

// Add to your (child) theme's functions.php
// woocommerce_rest_{$this->post_type}_object_query

add_filter( 'facetwp_is_main_query', function( $is_main_query, $query ) {
    if ( false !== strpos( $_SERVER['REQUEST_URI'], 'wp-json/wc/v3' ) ) {
        $is_main_query = false;
    }
    return $is_main_query;
}, 10, 2 );

/*
add_filter( 'woocommerce_rest_product_object_query', function( $args ) {
    $args['facetwp'] = false;
    return $args;
});
*/