in src/main/scala/com/gu/invoicing/preview/Impl.scala [205:218]
def chargeNameToDay(item: InvoiceItem): DayOfWeek = {
item.chargeName match {
case _ if isDigitalProduct(item) =>
throw new RuntimeException(s"Non physical paper products should not be handled: $item")
case "Monday" => DayOfWeek.MONDAY
case "Tuesday" => DayOfWeek.TUESDAY
case "Wednesday" => DayOfWeek.WEDNESDAY
case "Thursday" => DayOfWeek.THURSDAY
case "Friday" => DayOfWeek.FRIDAY
case "Saturday" => DayOfWeek.SATURDAY
case "Sunday" => DayOfWeek.SUNDAY
case _ => DayOfWeek.FRIDAY // Guardian Weekly
}
}