public IEnumerable <WinningBid> GenerateNextSequenceOfBidsAfter(Offer offer, WinningBid currentWinningBid)
{
var bids = new List <WinningBid>();
if (currentWinningBid.MaximumBid.IsGreaterThanOrEqualTo(offer.MaximumBid))
{
var bidFromOffer = new WinningBid(offer.Bidder, offer.MaximumBid, offer.MaximumBid, offer.TimeOfOffer);
bids.Add(bidFromOffer);
bids.Add(CalculateNextBid(bidFromOffer, new Offer(currentWinningBid.Bidder, currentWinningBid.MaximumBid, currentWinningBid.TimeOfBid)));
}
else
{
if (currentWinningBid.HasNotReachedMaximumBid())
{
var currentBiddersLastBid = new WinningBid(currentWinningBid.Bidder, currentWinningBid.MaximumBid, currentWinningBid.MaximumBid, currentWinningBid.TimeOfBid);
bids.Add(currentBiddersLastBid);
bids.Add(CalculateNextBid(currentBiddersLastBid, offer));
}
else
{
bids.Add(new WinningBid(offer.Bidder, currentWinningBid.CurrentAuctionPrice.BidIncrement(), offer.MaximumBid, offer.TimeOfOffer));
}
}
return(bids);
}
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));
}
private Auction(AuctionSnapshot snapshot)
{
this.Id = snapshot.Id;
this.StartingPrice = new Money(snapshot.StartingPrice);
this.EndsAt = snapshot.EndsAt;
this.Version = snapshot.Version;
if (snapshot.WinningBid != null)
{
CurrentWinningBid = WinningBid.CreateFrom(snapshot.WinningBid);
}
}
private WinningBid CalculateNextBid(WinningBid winningbid, Offer offer)
{
WinningBid bid;
if (winningbid.CanBeExceededBy(offer.MaximumBid))
{
bid = new WinningBid(offer.Bidder, offer.MaximumBid, winningbid.CurrentAuctionPrice.BidIncrement(), offer.TimeOfOffer);
}
else
{
bid = new WinningBid(offer.Bidder, offer.MaximumBid, offer.MaximumBid, offer.TimeOfOffer);
}
return(bid);
}