def apply()

in src/main/scala/com/gu/invoicing/preview/Model.scala [19:59]
37 lines of code
6 McCabe index (conditional complexity)

    def apply(input: APIGatewayProxyRequestEvent): PreviewInput =
      PreviewInput(
        pathParameterOrThrow(input, "subscriptionName"),
        LocalDate.parse(queryStringParameterOrThrow(input, "startDate")),
        LocalDate.parse(queryStringParameterOrThrow(input, "endDate")),
      )
  }
  case class PreviewOutput(
      subscriptionName: String,
      nextInvoiceDateAfterToday: Option[LocalDate] = None,
      rangeStartDate: LocalDate,
      rangeEndDate: LocalDate,
      publicationsWithinRange: List[Publication],
  )

  // ************************************************************************
  // Implementation detail models
  // ************************************************************************
  case class RatePlanCharge(
      originalChargeId: String,
      price: Double /* Includes tax */,
      discountPercentage: Option[Double],
      effectiveStartDate: LocalDate,
      effectiveEndDate: LocalDate,
      model: Option[String], /* Used to determine discounts DiscountPercentage */
  )
  case class RatePlan(ratePlanCharges: List[RatePlanCharge])
  case class Subscription(
      invoiceOwnerAccountId: String,
      ratePlans: List[RatePlan],
  )
  case class Publication( /* Contrast with InvoiceItem                               */
      publicationDate: LocalDate, /* Date of paper printed on cover                          */
      invoiceDate: LocalDate, /* Publication falls on this invoice                       */
      nextInvoiceDate: LocalDate, /* The invoice on which this publication would be credited */
      productName: String, /* For example Newspaper Delivery                          */
      chargeName: String, /* For example Sunday                                      */
      dayOfWeek: DayOfWeek, /* Strongly typed day of publication                       */
      price: Double, /* Charge of single publication (including tax)            */
      invoiceItemId: String, /* InvoiceItem associated with this publication            */
  ) {