package protobuffet.example.payment.v1

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Payments management service. This should be the only domain that knows how to charge customers to keep a clean audit trail.

• rpc Charge (ChargeRequest, ChargeResponse)

  payment.proto:10

  Charge a credit card by the specified amount.

  message ChargeRequest

  payment.proto:26

  Request to charge a credit card.

  • optional common.types.v1.Money amount = 1

    Amount to charge. This is expected to be in the user's preferred currency.

  • optional CreditCardInfo credit_card = 2

    Credit card to charge.

  message ChargeResponse

  payment.proto:34

  Response of a successful charge.

  • string transaction_id = 1

    Identifier of this successful charge transaction.

Represents credit card information that we can charge.

Used in: checkout.v1.PlaceOrderRequest, ChargeRequest

• string credit_card_number = 1

  Number of credit card.

• int32 credit_card_cvv = 2

  CVV of credit card.

• int32 credit_card_expiration_year = 3

  Card expiration (year). Expected formatting YYYY, eg. 2021.

• int32 credit_card_expiration_month = 4

  Card expiration (month). Expected formatting M, eg. 8, 12.