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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Runtime.InteropServices;
using System.Text.RegularExpressions;
namespace BCDD
{
class DDTableInvalidException : FieldNotFoundException
{
public DDTableInvalidException() : base() { }
public DDTableInvalidException(String msg) : base(msg) { }
}
class DDTable
{
private PBNBoard board;
private int[,] getEmptyTable()
{
int[,] result = new int[4, 5];
for (int i = 0; i < 4; i++)
{
for (int j = 0; j < 5; j++)
{
result[i, j] = -1;
}
}
return result;
}
private int[,] validateTable(int[,] table)
{
foreach (int t in table)
{
if (t > 13 || t < 0)
{
throw new DDTableInvalidException("Invalid number of tricks: " + t.ToString());
}
}
return table;
}
public DDTable(PBNBoard board)
{
this.board = board;
}
private static bool bannerDisplayed = false;
public int[,] GetBCalcTable()
{
if (!DDTable.bannerDisplayed)
{
Console.WriteLine("Double dummy analysis provided by BCalc.");
Console.WriteLine("BCalc is awesome, check it out: http://bcalc.w8.pl");
DDTable.bannerDisplayed = true;
}
int[,] result = this.getEmptyTable();
String deal = this.board.GetLayout();
IntPtr solver = BCalcWrapper.bcalcDDS_new(Marshal.StringToHGlobalAnsi("PBN"), Marshal.StringToHGlobalAnsi(deal), 0, 0);
for (int denom = 0; denom < 5; denom++)
{
BCalcWrapper.bcalcDDS_setTrumpAndReset(solver, denom);
for (int player = 0; player < 4; player++)
{
BCalcWrapper.bcalcDDS_setPlayerOnLeadAndReset(solver, BCalcWrapper.bcalc_declarerToLeader(player));
result[player, denom] = 13 - BCalcWrapper.bcalcDDS_getTricksToTake(solver);
String error = Marshal.PtrToStringAuto(BCalcWrapper.bcalcDDS_getLastError(solver));
if (error != null)
{
throw new DDTableInvalidException("BCalc error: " + error);
}
}
}
BCalcWrapper.bcalcDDS_delete(solver);
return this.validateTable(result);
}
public int[,] GetJFRTable()
{
int[,] result = this.getEmptyTable();
String ability = this.board.GetAbility();
MatchCollection abilities = this.board.ValidateAbility(ability);
foreach (Match playerAbility in abilities)
{
char player = playerAbility.Groups[1].Value[0];
int playerID = Array.IndexOf(BCalcWrapper.PLAYERS, player);
int denomID = 4;
foreach (char tricks in playerAbility.Groups[2].Value.ToCharArray())
{
result[playerID, denomID] = (tricks > '9') ? (tricks - 'A' + 10) : (tricks - '0');
denomID--;
}
}
return this.validateTable(result);
}
public int[,] GetPBNTable()
{
List<String> table = this.board.GetOptimumResultTable();
List<Match> parsedTable = this.board.ValidateOptimumResultTable(table);
int[,] result = this.getEmptyTable();
foreach (Match lineMatch in parsedTable)
{
char player = lineMatch.Groups[1].Value[0];
char denom = lineMatch.Groups[2].Value[0];
int tricks = Int16.Parse(lineMatch.Groups[3].Value);
int playerID = Array.IndexOf(BCalcWrapper.PLAYERS, player);
int denomID = Array.IndexOf(BCalcWrapper.DENOMINATIONS, denom);
result[playerID, denomID] = tricks;
}
return this.validateTable(result);
}
public int[,] GetDDTable()
{
try
{
return this.GetJFRTable();
}
catch (FieldNotFoundException)
{
try
{
return this.GetPBNTable();
}
catch (FieldNotFoundException)
{
return this.GetBCalcTable();
}
}
}
public static void PrintTable(int[,] ddTable)
{
foreach (char header in BCalcWrapper.DENOMINATIONS)
{
Console.Write('\t');
Console.Write(header);
}
Console.WriteLine();
for (int i = 0; i < 4; i++)
{
Console.Write(BCalcWrapper.PLAYERS[i]);
for (int j = 0; j < 5; j++)
{
Console.Write('\t');
Console.Write(ddTable[i, j].ToString());
}
Console.WriteLine();
}
}
}
}
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