Woo Discount Rules: For applying discount only for main product while using Woocommerce product addon

Woo Discount Rules: For applying discount only for main product while using Woocommerce product addon

if(!function_exists('woo_discount_rules_has_price_override_method')){
    function woo_discount_rules_has_price_override_method($has_price_override, $product, $on_apply_discount){
        if($on_apply_discount == 'on_apply_discount') $has_price_override = true;
        return $has_price_override;
    }
}
add_filter('woo_discount_rules_has_price_override', 'woo_discount_rules_has_price_override_method', 10, 3);

function woo_discount_rules_price_rule_final_amount_applied_method($discountedPrice, $price, $discount, $additionalDetails, $product, $product_page){
    if($discountedPrice < 0) $discountedPrice = 0;
    $total_price = $product->get_price();
    $addon_price = 0;
    if($price != $total_price){
        $addon_price = $total_price - $price;
    }
    $discountedPrice = $discountedPrice + $addon_price;

    return $discountedPrice;
}

add_filter('woo_discount_rules_price_rule_final_amount_applied', 'woo_discount_rules_price_rule_final_amount_applied_method', 10, 6);