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Re: [w3c/payment-handler] Why does a Payment App need to see the line items? (#91)

From: Rouslan Solomakhin <notifications@github.com>
Date: Thu, 02 May 2019 11:11:45 -0700
To: w3c/payment-handler <payment-handler@noreply.github.com>
Cc: Subscribed <subscribed@noreply.github.com>
Message-ID: <w3c/payment-handler/issues/91/488775232@github.com>
Yes, Ian, specializations of PaymentItem would give merchants the power to
explicitly opt-in to passing some display items to the payment apps, if
they so desire. Our specs and docs would need to be very explicit that
specialized PaymenItems go to the payment app.


On Thu, May 2, 2019 at 2:07 PM ianbjacobs <notifications@github.com> wrote:

> Hi @rsolomakhin <https://github.com/rsolomakhin>,
> Do you think it would help achieve this goal if we were to give merchants
> specializations of PaymentItem [1]. Maybe this has already been suggested;
> I don't recall. What if we offered specializations for sub-total, tax, and
> shipping. This would allow the browser to pass through those
> specializations, but not instance of the parent class.
> Ian
> [1] https://w3c.github.io/payment-request/#dom-paymentitem

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