@MitchellFly It worked, but it has some limitations.  I have to apply the discount in the cart drawer or cart page so that I can see the changes (line items, subtotal, total price, applied discount code name etc...) in the cart drawer/cart page. Inst...

You can get the cardID from the cookies; please re-check; it should be there. Or you can get the cardID from cart.js and save it to local storage/session storage or cookies. Make sure that you are not fetching cart.js every time because cartID remain...

I've found the best solution for the discount input field on the cart page or in the cart drawer. It's a bit complex to explain in a comment, but my solution performs much better compared to using a marketplace app from the app store, as far as I can...

I've found the best solution for the discount input field on the cart page or in the cart drawer. It's a bit complex to explain in a comment, but my solution performs much better compared to using a marketplace app from the app store, as far as I can...

I've found the best solution for the discount input field on the cart page or in the cart drawer. It's a bit complex to explain in a comment, but my solution performs much better compared to using a marketplace app from the app store, as far as I can...