wordpress - WooCommerce : how to set that price is always positive -


i have problem on website, , 3 months can not solve it. plugin woocommerce. website selling virtual products , services. website link https://lol-elo-boost.com/

the problem boosting services, consists of current position , desired position. of plugin woocommerce product bundles made 2 variable product bundle in 1 product. if customer enters wrong position , puts current position higher desired position, bundle product prices because of error becomes negative. in case, price accurate, except prices negative instead of being positive. link product https://lol-elo-boost.com/product/solo-queue/.

what can price of product bundle in case (always) positive.


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