public Repr.Waypoint To(
int reverseAuctionId,
Repr.Waypoint newPickup)
{
newPickup.MustNotBeNull(nameof(newPickup));
// This assertion knows too much about underlying details.
// It seems like another clue that we need a Domain Value Type
// that represents a ReverseAuctionIdentifier.
//reverseAuctionId.MustBePositive(nameof(reverseAuctionId));
var auction = _repository.Get(reverseAuctionId);
// TODO: There's a substantial, intentional mismatch bettween
// the coarser API Waypoint resource and the finer-grained
// Domain Waypoint, Location, and TimeRange concepts. Right
// now, only changes to the location are allowed. Pickup
// TimeRange changes should be allowed, but require both more
// business logic and some thought about how the two fit
// together.
ThrowIfPickupTimeRangeHasChanged(auction, newPickup);
auction.AlterPickup(
_dependencies,
newPickup.Address);
_repository.Update(auction);
return(Convert.ToRepr(auction.BuyerTerms.Pickup));
}
public void SmokeTest()
{
// Arrange
var now = _fakeClock.Now.ToIso8601();
var fiveMinutesHence = _fakeClock.Now.AddMinutes(5).ToIso8601();
var oneHourHence = _fakeClock.Now.AddHours(1).ToIso8601();
var geocoder = (FakeGeocoder)Container.GetInstance <IGeocoder>();
geocoder["original"] = Austin;
geocoder["changed"] = Seattle;
var aggregate = NewAuctionWithPickup("original");
_fakeRepository.Saved = aggregate;
var expected = new Repr.Waypoint
{
Address = "changed",
Earliest = now,
Latest = oneHourHence,
};
// Act
var alterPickup = Container.GetInstance <ReverseAuction.AlterPickup>();
var actual = alterPickup.To(aggregate.Id, expected);
// Assert
Assert.AreEqual(
"changed",
aggregate.BuyerTerms.Pickup.Place.Address);
Assert.AreEqual(
geocoder["changed"],
aggregate.BuyerTerms.Pickup.Place.Coordinates);
}
/// <summary>EXPOSED FOR UNIT TESTING ONLY</summary>
internal void ThrowIfPickupTimeRangeHasChanged(
ReverseAuctionAggregate auction,
Repr.Waypoint newPickup)
{
var current = auction.BuyerTerms.Pickup.Time;
var requested = Convert.ToTimeRange(newPickup.Earliest, newPickup.Latest);
if (current != requested)
{
throw new ArgumentException("cannot change pickup time");
}
}
internal static TimeRange FromRepr(this Repr.Waypoint w)
{
w.MustNotBeNull(nameof(w));
return(ToTimeRange(w.Earliest, w.Latest));
}
