private void GameOver(eGameOverStatusCode i_eGameEndedStatusCode, CheckersMove i_LastMove)
{
GameOverEventArgs e = new GameOverEventArgs();
e.LastMove = i_LastMove;
e.GameOverStatusCode = i_eGameEndedStatusCode;
switch (i_eGameEndedStatusCode)
{
case eGameOverStatusCode.Draw:
break;
case eGameOverStatusCode.Player1Won:
r_Player1.Score++;
break;
case eGameOverStatusCode.Player2Won:
r_Player2.Score++;
break;
default: break;
}
m_Player1Turn = true;
initializeBoard();
OnGameOver(e);
}
public override bool Equals(object obj)
{
CheckersMove move = obj as CheckersMove;
bool fieldsMatch = false;
if (!(obj == null) && !((object)move == null))
{
fieldsMatch = (m_fromRow == move.FromRow) && (m_fromCol == move.FromCol) && (m_toRow == move.ToRow) && (m_toCol == move.ToCol);
}
return(fieldsMatch);
}
private bool isPerformeMove(int[] i_StartingLocation, int[] i_TargetLocation)
{
CheckersMove newMove = new CheckersMove(m_PlayerTurn, m_Opponent, m_GameBoard, i_StartingLocation, i_TargetLocation);
bool isPerformeMove = newMove.IsPreformedMove();
if ((!(m_IsNeedToEatAgain = newMove.IsNeedToEatAgain) && isPerformeMove) || newMove.IsPieceBecomeKing)
{
m_CurrentTurnIndex++;
}
m_IsTie = isTieCondition();
m_IsWin = isPlayerWin();
return(isPerformeMove);
}
private void BoardChanged(CheckersMove i_Move)
{
BoardChangeEventArgs e = new BoardChangeEventArgs();
e.CheckersMove = i_Move;
e.DestSquareType = r_Board[i_Move.ToRow, i_Move.ToCol];
e.IsEatMove = isEatMove(i_Move);
if (e.IsEatMove)
{
e.RowOfPieceRemoved = (i_Move.FromRow + i_Move.ToRow) / 2;
e.ColOfPieceRemoved = (i_Move.FromCol + i_Move.ToCol) / 2;
}
OnBoardChange(e);
}
private void checkIfGameEnded(Player i_PlayerThatActedNow, CheckersMove i_LastMove)
{
Player theOtherPlayer = i_PlayerThatActedNow == r_Player1 ? r_Player2 : r_Player1;
if (GetLegalMoves(theOtherPlayer) == null)
{
if (GetLegalMoves(i_PlayerThatActedNow) == null)
{
GameOver(eGameOverStatusCode.Draw, i_LastMove);
}
else
{
GameOver(
i_PlayerThatActedNow.Equals(r_Player1) ?
eGameOverStatusCode.Player1Won :
eGameOverStatusCode.Player2Won,
i_LastMove);
}
}
}
internal List <int> ChooseRandomMove(CheckersPlayer i_Player, CheckersPlayer i_Opponent, CheckersBoard i_GameBoard)
{
m_CurrentMove = new CheckersMove(i_Player, i_Opponent, i_GameBoard);
m_CurrentMove.UpdateAllPlayerPieces(i_Player);
List <int> choosenMove = null;
bool mustEat = m_CurrentMove.IsPlayerMustEat(i_Player);
List <CheckersPiece> playerPieces = i_Player.PlayerPieces;
shuffle(playerPieces);
foreach (CheckersPiece piece in playerPieces)
{
int randomLocation;
choosenMove = new List <int> {
piece.Location[0], piece.Location[1]
};
if (mustEat)
{
if (piece.PossibleEatMoves.Any())
{
randomLocation = m_Random.Next(piece.PossibleEatMoves.Count);
choosenMove.Add(piece.PossibleEatMoves[randomLocation][0]);
choosenMove.Add(piece.PossibleEatMoves[randomLocation][1]);
break;
}
}
else if (piece.PossibleSimpleMoves.Any())
{
randomLocation = m_Random.Next(piece.PossibleSimpleMoves.Count);
choosenMove.Add(piece.PossibleSimpleMoves[randomLocation][0]);
choosenMove.Add(piece.PossibleSimpleMoves[randomLocation][1]);
break;
}
}
return(choosenMove);
}
public eMoveStatusCode CheckIfMoveIsValid(CheckersMove i_Move)
{
Player playerThatPlaysNow = getPlayerThatPlaysNow();
List <CheckersMove> listOfMoves = GetLegalMoves(playerThatPlaysNow);
eMoveStatusCode moveStatusCode = eMoveStatusCode.Successful;
if (i_Move.FromRow < 0 || i_Move.FromRow >= r_BoardSize || i_Move.FromCol < 0 || i_Move.FromCol >= r_BoardSize)
{
moveStatusCode = eMoveStatusCode.InvalidPosition;
}
else if (r_Board[i_Move.FromRow, i_Move.FromCol] != playerThatPlaysNow.PieceSymbol && r_Board[i_Move.FromRow, i_Move.FromCol] != playerThatPlaysNow.KingSymbol)
{
moveStatusCode = eMoveStatusCode.InvalidPosition;
}
else if (isEatMove(listOfMoves[0]) && !isEatMove(i_Move.FromRow, i_Move.FromCol, i_Move.ToRow, i_Move.ToCol))
{
moveStatusCode = eMoveStatusCode.MustEat;
}
else if (isEatMove(i_Move.FromRow, i_Move.FromCol, i_Move.ToRow, i_Move.ToCol))
{
int r2 = (i_Move.FromRow + i_Move.ToRow) / 2;
int c2 = (i_Move.FromCol + i_Move.ToCol) / 2;
if (!canEat(playerThatPlaysNow, i_Move.FromRow, i_Move.FromCol, r2, c2, i_Move.ToRow, i_Move.ToCol))
{
moveStatusCode = eMoveStatusCode.InvalidPosition;
}
}
else
{
if (!checkRegularMove(playerThatPlaysNow, i_Move.FromRow, i_Move.FromCol, i_Move.ToRow, i_Move.ToCol))
{
moveStatusCode = eMoveStatusCode.InvalidPosition;
}
}
return(moveStatusCode);
}
public bool DoMakeMove(CheckersMove i_Move)
{
Player playerThatPlaysNow = getPlayerThatPlaysNow();
bool hasMoreMoves = false;
List <CheckersMove> moves;
makeMove(playerThatPlaysNow, i_Move);
if (isEatMove(i_Move) && (moves = getLegalMovesFrom(playerThatPlaysNow, i_Move.ToRow, i_Move.ToCol)) != null)
{
hasMoreMoves = true;
}
if (!hasMoreMoves)
{
m_Player1Turn = !m_Player1Turn;
}
BoardChanged(i_Move);
checkIfGameEnded(playerThatPlaysNow, i_Move);
return(hasMoreMoves);
}
private void makeMove(Player i_Player, CheckersMove i_Move)
{
makeMove(i_Player, i_Move.FromRow, i_Move.FromCol, i_Move.ToRow, i_Move.ToCol);
}
private bool isEatMove(CheckersMove i_Move)
{
return(isEatMove(i_Move.FromRow, i_Move.FromCol, i_Move.ToRow, i_Move.ToCol));
}
