/// <summary> Gets the final contract of the bidding </summary>
/// <returns> The final contract of the bidding - an object of the class Contract </returns>
public Contract getContract(int dealID)
{
Bid lastBid = getLastStrainBid();
if (lastBid == null)
{
return(null);
}
Bid modifier = bidding.Last.Previous.Previous.Previous.Value;
bool isDoubled = modifier.getValue() == "X";
bool isRedoubled = modifier.getValue() == "XX";
int declarer = (dealID - 1) % 4;
int idx = declarer;
LinkedListNode <Bid> current = bidding.First;
while (current.Value != lastBid)
{
current = current.Next;
idx++;
}
int mod = idx % 2;
idx = declarer;
current = bidding.First;
while (current.Value.getValue() != lastBid.getValue() || idx % 2 != mod)
{
current = current.Next;
idx++;
declarer++;
}
declarer %= 4;
return(new Contract(lastBid.getLevel(), new Strain(lastBid.getValue()), isDoubled, isRedoubled, true, declarer == 0 ? "N" : declarer == 1 ? "E" : declarer == 2 ? "S" : "W"));
}
/// <summary> Checks whether a specified bid is currently a valid bid to make </summary>
/// <param name="bid"> The bid to check the validity of </param>
/// <returns> true if the bid is valid, otherwise false </returns>
public bool isValidBid(Bid bid)
{
if (isBiddingOver())
{
return(false);
}
if (bid.getValue() == "P")
{
return(true);
}
if (bidding.Count == 0)
{
return(bid.getType() == 0);
}
if (bid.getValue() == "X")
{
if (bidding.Last.Value.getType() == 0)
{
return(true);
}
if (bidding.Count >= 3)
{
return(bidding.Last.Value.getValue() == "P" && bidding.Last.Previous.Value.getValue() == "P" && bidding.Last.Previous.Previous.Value.getType() == 0);
}
return(false);
}
if (bid.getValue() == "XX")
{
if (bidding.Last.Value.getValue() == "X")
{
return(true);
}
if (bidding.Count >= 3)
{
return(bidding.Last.Value.getValue() == "P" && bidding.Last.Previous.Value.getValue() == "P" && bidding.Last.Previous.Previous.Value.getValue() == "X");
}
return(false);
}
return(bid.compare(getLastStrainBid()));
}
public bool compare(Bid other)
{
if (other == null)
{
return(true);
}
if (level > other.getLevel())
{
return(true);
}
if (level == other.getLevel())
{
string[] ranks = new string[5] {
"C", "D", "H", "S", "NT"
};
return(Array.IndexOf(ranks, strain.value) > Array.IndexOf(ranks, other.getValue()));
}
return(false);
}
