Berocket Filter

<?php
require_once "wp-load.php";
if ( ! function_exists( 'post_exists' ) ) {
    require_once( ABSPATH . 'wp-admin/includes/post.php' );
}

function create_new_br_product_filter($post_title,$args=[]) {
    $defaults=array (
        'data' =>
            array (
            ),
        'br_wp_footer' => '',
        'widget_type' => 'filter',
        'reset_hide' => '',
        'title' => '',
        'filter_type' => 'attribute',
        'attribute' => '',
        'custom_taxonomy' => '',
        'type' => '',
        'select_first_element_text' => '',
        'operator' => 'OR',
        'order_values_by' => '',
        'order_values_type' => 'asc',
        'text_before_price' => '',
        'text_after_price' => '',
        'enable_slider_inputs' => '',
        'parent_product_cat' => '',
        'depth_count' => '',
        'widget_collapse_enable' => '',
        'widget_is_hide' => '',
        'show_product_count_per_attr' => '',
        'hide_child_attributes' => '',
        'hide_collapse_arrow' => '',
        'use_value_with_color' => '',
        'values_per_row' => '',
        'icon_before_title' => '',
        'icon_after_title' => '',
        'icon_before_value' => '',
        'icon_after_value' => '',
        'price_values' => '',
        'description' => '',
        'css_class' => '',
        'use_min_price' => '',
        'min_price' => '',
        'use_max_price' => '',
        'max_price' => '',
        'height' => 'auto',
        'scroll_theme' => 'dark',
        'selected_area_show' => '',
        'hide_selected_arrow' => '',
        'selected_is_hide' => '',
        'slider_default' => '',
        'number_style' => '',
        'number_style_thousand_separate' => '',
        'number_style_decimal_separate' => '.',
        'number_style_decimal_number' => '2',
        'is_hide_mobile' => '',
        'user_can_see' => '',
        'cat_propagation' => '',
        'product_cat' => '',
        'parent_product_cat_current' => '',
        'attribute_count' => '',
        'child_parent' => '',
        'child_parent_depth' => '',
        'child_parent_no_values' => '',
        'child_parent_previous' => '',
        'child_parent_no_products' => '',
        'child_onew_count' => '',
        'child_onew_childs' =>
            array (
                1 =>
                    array (
                        'title' => '',
                        'no_product' => '',
                        'no_values' => '',
                        'previous' => '',
                    ),
                2 =>
                    array (
                        'title' => '',
                        'no_product' => '',
                        'no_values' => '',
                        'previous' => '',
                    ),
                3 =>
                    array (
                        'title' => '',
                        'no_product' => '',
                        'no_values' => '',
                        'previous' => '',
                    ),
                4 =>
                    array (
                        'title' => '',
                        'no_product' => '',
                        'no_values' => '',
                        'previous' => '',
                    ),
                5 =>
                    array (
                        'title' => '',
                        'no_product' => '',
                        'no_values' => '',
                        'previous' => '',
                    ),
                6 =>
                    array (
                        'title' => '',
                        'no_product' => '',
                        'no_values' => '',
                        'previous' => '',
                    ),
                7 =>
                    array (
                        'title' => '',
                        'no_product' => '',
                        'no_values' => '',
                        'previous' => '',
                    ),
                8 =>
                    array (
                        'title' => '',
                        'no_product' => '',
                        'no_values' => '',
                        'previous' => '',
                    ),
                9 =>
                    array (
                        'title' => '',
                        'no_product' => '',
                        'no_values' => '',
                        'previous' => '',
                    ),
                10 =>
                    array (
                        'title' => '',
                        'no_product' => '',
                        'no_values' => '',
                        'previous' => '',
                    ),
            ),
        'search_box_link_type' => '',
        'search_box_url' => '',
        'search_box_category' => '',
        'search_box_count' => '',
        'search_box_attributes' =>
            array (
                1 =>
                    array (
                        'type' => '',
                        'attribute' => '',
                        'custom_taxonomy' => '',
                        'title' => '',
                        'visual_type' => '',
                    ),
                2 =>
                    array (
                        'type' => '',
                        'attribute' => '',
                        'custom_taxonomy' => '',
                        'title' => '',
                        'visual_type' => '',
                    ),
                3 =>
                    array (
                        'type' => '',
                        'attribute' => '',
                        'custom_taxonomy' => '',
                        'title' => '',
                        'visual_type' => '',
                    ),
                4 =>
                    array (
                        'type' => '',
                        'attribute' => '',
                        'custom_taxonomy' => '',
                        'title' => '',
                        'visual_type' => '',
                    ),
                5 =>
                    array (
                        'type' => '',
                        'attribute' => '',
                        'custom_taxonomy' => '',
                        'title' => '',
                        'visual_type' => '',
                    ),
                6 =>
                    array (
                        'type' => '',
                        'attribute' => '',
                        'custom_taxonomy' => '',
                        'title' => '',
                        'visual_type' => '',
                    ),
                7 =>
                    array (
                        'type' => '',
                        'attribute' => '',
                        'custom_taxonomy' => '',
                        'title' => '',
                        'visual_type' => '',
                    ),
                8 =>
                    array (
                        'type' => '',
                        'attribute' => '',
                        'custom_taxonomy' => '',
                        'title' => '',
                        'visual_type' => '',
                    ),
                9 =>
                    array (
                        'type' => '',
                        'attribute' => '',
                        'custom_taxonomy' => '',
                        'title' => '',
                        'visual_type' => '',
                    ),
                10 =>
                    array (
                        'type' => '',
                        'attribute' => '',
                        'custom_taxonomy' => '',
                        'title' => '',
                        'visual_type' => '',
                    ),
            ),
        'search_box_style' =>
            array (
                'position' => '',
                'search_position' => '',
                'search_text' => '',
                'background' => '',
                'back_opacity' => '',
                'button_background' => '',
                'button_background_over' => '',
                'text_color' => '',
                'text_color_over' => '',
            ),
        'ranges' =>
            array (
                0 => '',
                1 => '',
            ),
        'hide_first_last_ranges' => '',
        'include_exclude_select' => '',
        'include_exclude_list' =>
            array (
            ),
        'version' => '1.0',
        'filter_title' => $post_title,
        'cat_value_limit' => '',
        'style' => 'divi_checkbox',
        'widget_collapse' => '',
        'attribute_count_show_hide' => '',
        'custom_price_ranges_text' => '',
    );

    $args=array_merge($defaults,$args);
    $fount_post = post_exists( $post_title,'','','br_product_filter');

    if ($fount_post===0) {
        $post_id = wp_insert_post(array(
            'post_title'    => $post_title,
            'post_content'  => '',
            'post_type'     => 'br_product_filter',
            'post_status'   => 'publish'
        ));

        if (!is_wp_error($post_id)) {
            update_post_meta($post_id,'br_product_filter',$args);
        }
    }else {
        echo "Filter $post_title exists";
        $post_id=$fount_post;
    }

    return $post_id;
}

// create filter
$br_filter_id=create_new_br_product_filter('Test filter',[
    'filter_type' => 'attribute',
    'attribute' => 'pa_test',
]);

// assign filter to existing group
$br_filters_group_id=385;
$br_filters_group_meta=get_post_meta($br_filters_group_id,'br_filters_group',true);

if (!in_array($br_filter_id,$br_filters_group_meta['filters'])) {
    array_push($br_filters_group_meta['filters'],$br_filter_id);
}
update_post_meta($br_filters_group_id,'br_filters_group',$br_filters_group_meta);