Hands-On Swift 5 Microservices Development

Writing output models

Output models are the counterpart to input models; they define what the output of our service should look like.

A difference to the input models is that we don't need quite as many output models. We return information if we do the following:

• The order was successfully submitted.
• The payment was added.
• Orders are returned in a list.

The first point and the last one can be combined since they contain roughly the same information. So let's start with the following steps:

1. Open Sources/App/Models/Output.
2. Create OrderItemResponse.swift file and enter the following content:

import Vaporstruct OrderItemResponse: Content {    var productId: Int    var unitPrice: Int    var quantity: Int    var totalAmount: Int}

Notice that this file ...