private void Set(WinningBid newBid)
{
if (!FirstOffer() && CurrentWinningBid.WasMadeBy(newBid.Bidder))
{
DomainEvents.Raise(new OutBid(Id, CurrentWinningBid.Bidder));
}
CurrentWinningBid = newBid;
}
private void Place(WinningBid newBid)
{
if (!FirstOffer() && CurrentWinningBid.WasMadeBy(newBid.Bidder))
{
DomainEvents.Raise(new OutBid(Id, CurrentWinningBid.Bidder));
}
CurrentWinningBid = newBid;
DomainEvents.Raise(new BidPlaced(Id, newBid.Bidder, newBid.CurrentAuctionPrice.Amount, newBid.TimeOfBid));
}
public AuctionSnapshot GetSnapshot()
{
var snapshot = new AuctionSnapshot();
snapshot.Id = this.Id;
snapshot.StartingPrice = this.StartingPrice.GetSnapshot().Value;
snapshot.EndsAt = this.EndsAt;
snapshot.Version = this.Version;
if (HasACurrentBid())
{
snapshot.WinningBid = CurrentWinningBid.GetSnapshot();
}
return(snapshot);
}
public void PlaceBidFor(Bid bid, DateTime currentTime)
{
if (StillInProgress(currentTime))
{
if (FirstOffer())
{
PlaceABidForTheFirst(bid);
}
else if (BidderIsIncreasingMaximumBid(bid))
{
CurrentWinningBid = CurrentWinningBid.RaiseMaximumBidTo(bid.MaximumBid);
}
else if (CurrentWinningBid.CanBeExceededBy(bid.MaximumBid))
{
Set(CurrentWinningBid.DetermineWinningBidIncrement(bid));
}
}
}
public void PlaceBidFor(Offer offer, DateTime currentTime)
{
if (StillInProgress(currentTime))
{
if (FirstOffer())
{
PlaceABidForTheFirst(offer);
}
else if (BidderIsIncreasingMaximumBidToNew(offer))
{
CurrentWinningBid = CurrentWinningBid.RaiseMaximumBidTo(offer.MaximumBid);
}
else if (CurrentWinningBid.CanBeExceededBy(offer.MaximumBid))
{
var newBids = new AutomaticBidder().GenerateNextSequenceOfBidsAfter(offer, CurrentWinningBid);
foreach (var bid in newBids)
{
Place(bid);
}
}
}
}
private bool BidderIsIncreasingMaximumBidToNew(Offer offer)
{
return(CurrentWinningBid.WasMadeBy(offer.Bidder) && offer.MaximumBid.IsGreaterThan(CurrentWinningBid.MaximumBid));
}
private bool BidderIsIncreasingMaximumBid(Bid bid)
{
return(CurrentWinningBid.WasMadeBy(bid.Bidder) && bid.MaximumBid.IsGreaterThan(CurrentWinningBid.MaximumBid));
}
