User has 0 tokens and tries to buy something worth 2 tokens using a coupon with a value of 2 tokens

I want to allow a user to use a coupon code to purchase a specific product worth 2 tokens. However, if a user with not enough tokens to buy an item and still adds the item to the cart, they are then asked to buy tokens to proceed. That is fine, BUT there is the … Continue reading User has 0 tokens and tries to buy something worth 2 tokens using a coupon with a value of 2 tokens