public Choice GetSecondChoice()
{
Choice result = null;
if (m_SecondChoice != null)
{
result = new Choice(m_SecondChoice);
}
else
{
if (m_FirstChoice != null)
{
if (r_ActiveCellsMemory.ContainsKey(m_FirstChoice.Letter))
{
result = new Choice(r_ActiveCellsMemory[m_FirstChoice.Letter][0]);
}
}
else
{
result = getEducatedGuess();
}
}
m_FirstChoice = null;
m_SecondChoice = null;
return(result);
}
private void removeLetterFromMemory(Board.Cell i_Cell)
{
if (i_Cell != null)
{
r_ActiveCellsMemory.Remove(i_Cell.Letter);
}
}
public void PerformComputerMove()
{
while (true)
{
Choice firstChoice = m_ComputerPlayer.GetFirstChoice();
m_FirstChoice = m_Board.GetCellAt(firstChoice.Line, firstChoice.Col);
m_Board.GetCellAt(firstChoice.Line, firstChoice.Col).Selected = true;
Thread.Sleep(400);
Choice secondChoice = m_ComputerPlayer.GetSecondChoice();
m_SecondChoice = m_Board.GetCellAt(secondChoice.Line, secondChoice.Col);
m_Board.GetCellAt(secondChoice.Line, secondChoice.Col).Selected = true;
Thread.Sleep(400);
if (IsMatchFound)
{
performComputerPlayerForget();
incrementCurrentPlayerScore();
setChoicesPermanentOnBoard();
checkForGameOver();
if (IsGameOver)
{
break;
}
}
else
{
performComputerPlayerSave();
clearLastChoicesFromBoard();
swapPlayers();
break;
}
}
}
public void ForgetCellThatIsAlreadyVisibleOnBoard(Board.Cell i_Cell)
{
if (i_Cell != null)
{
r_AlreadyVisibleCellsOnBoard.Add(new Board.Cell(i_Cell));
removeLetterFromMemory(i_Cell);
}
}
public ComputerPlayer(int i_Lines, int i_Cols)
{
r_BoardLines = i_Lines;
r_BoardCols = i_Cols;
r_MaxMemory = computeMemory(i_Cols, i_Lines);
r_AlreadyVisibleCellsOnBoard = new List <Board.Cell>();
m_FirstChoice = null;
m_SecondChoice = null;
r_ActiveCellsMemory = new Dictionary <char, List <Board.Cell> >();
}
public ComputerPlayer(int i_Lines, int i_Cols)
{
r_BoardLines = i_Lines;
r_BoardCols = i_Cols;
r_MaxMemory = computeMemory(i_Cols, i_Lines);
r_AlreadyVisibleCellsOnBoard = new List<Board.Cell>();
m_FirstChoice = null;
m_SecondChoice = null;
r_ActiveCellsMemory = new Dictionary<char, List<Board.Cell>>();
}
private bool isInActiveMemory(Board.Cell i_Cell)
{
bool result;
if (i_Cell != null)
{
result = isInActiveMemory(i_Cell.Line, i_Cell.Col);
}
else
{
result = false;
}
return(result);
}
public Choice GetFirstChoice()
{
m_FirstChoice = m_SecondChoice = null;
Choice result;
if (knowsAboutPairPosition())
{
result = new Choice(m_FirstChoice);
}
else
{
result = getEducatedGuess();
m_SecondChoice = null;
}
return result;
}
private bool knowsAboutPairPosition()
{
bool foundPair = false;
foreach (var kvp in r_ActiveCellsMemory)
{
if (kvp.Value.Count == 2)
{
m_FirstChoice = kvp.Value[0];
m_SecondChoice = kvp.Value[1];
foundPair = true;
break;
}
}
return(foundPair);
}
public Choice GetFirstChoice()
{
m_FirstChoice = m_SecondChoice = null;
Choice result;
if (knowsAboutPairPosition())
{
result = new Choice(m_FirstChoice);
}
else
{
result = getEducatedGuess();
m_SecondChoice = null;
}
return(result);
}
public void RememberCell(Board.Cell i_Cell)
{
if (i_Cell != null)
{
if (actualMemoryInUse() >= r_MaxMemory)
{
removeFirstCellFromActiveMemory();
}
if (isInActiveMemory(i_Cell))
{
return;
}
if (!r_ActiveCellsMemory.ContainsKey(i_Cell.Letter))
{
r_ActiveCellsMemory.Add(i_Cell.Letter, new List <Board.Cell>());
}
r_ActiveCellsMemory[i_Cell.Letter].Add(new Board.Cell(i_Cell));
}
}
private void performHumanSecondMove(int i_Line, int i_Col)
{
m_SecondChoice = m_Board.GetCellAt(i_Line, i_Col);
m_Board.GetCellAt(i_Line, i_Col).Selected = true;
Thread.Sleep(200);
}
private void performHumanFirstMove(int i_Line, int i_Col)
{
m_FirstChoice = m_Board.GetCellAt(i_Line, i_Col);
m_Board.GetCellAt(i_Line, i_Col).Selected = true;
}
public void PerformComputerMove()
{
while (true)
{
Choice firstChoice = m_ComputerPlayer.GetFirstChoice();
m_FirstChoice = m_Board.GetCellAt(firstChoice.Line, firstChoice.Col);
m_Board.GetCellAt(firstChoice.Line, firstChoice.Col).Selected = true;
Thread.Sleep(400);
Choice secondChoice = m_ComputerPlayer.GetSecondChoice();
m_SecondChoice = m_Board.GetCellAt(secondChoice.Line, secondChoice.Col);
m_Board.GetCellAt(secondChoice.Line, secondChoice.Col).Selected = true;
Thread.Sleep(400);
if (IsMatchFound)
{
performComputerPlayerForget();
incrementCurrentPlayerScore();
setChoicesPermanentOnBoard();
checkForGameOver();
if (IsGameOver)
{
break;
}
}
else
{
performComputerPlayerSave();
clearLastChoicesFromBoard();
swapPlayers();
break;
}
}
}
private void performHumanSecondMove(int i_Line, int i_Col)
{
m_SecondChoice = m_Board.GetCellAt(i_Line, i_Col);
m_Board.GetCellAt(i_Line, i_Col).Selected = true;
Thread.Sleep(200);
}
private bool knowsAboutPairPosition()
{
bool foundPair = false;
foreach (var kvp in r_ActiveCellsMemory)
{
if (kvp.Value.Count == 2)
{
m_FirstChoice = kvp.Value[0];
m_SecondChoice = kvp.Value[1];
foundPair = true;
break;
}
}
return foundPair;
}
public Choice GetSecondChoice()
{
Choice result = null;
if (m_SecondChoice != null)
{
result = new Choice(m_SecondChoice);
}
else
{
if (m_FirstChoice != null)
{
if (r_ActiveCellsMemory.ContainsKey(m_FirstChoice.Letter))
{
result = new Choice(r_ActiveCellsMemory[m_FirstChoice.Letter][0]);
}
}
else
{
result = getEducatedGuess();
}
}
m_FirstChoice = null;
m_SecondChoice = null;
return result;
}
private void performHumanFirstMove(int i_Line, int i_Col)
{
m_FirstChoice = m_Board.GetCellAt(i_Line, i_Col);
m_Board.GetCellAt(i_Line, i_Col).Selected = true;
}