public void PickPair(ModelBoard i_DataBoard, Position io_FirstChoicePosition, Position io_SecondChoicePosition)
{
char signValue;
// copmputer AI algoritem to pick pair of squares:
if (ChoosePairFromMemory(io_FirstChoicePosition, io_SecondChoicePosition))
{
m_BoardMemory[io_FirstChoicePosition.Row, io_FirstChoicePosition.Col].IsTaken = true;
m_BoardMemory[io_SecondChoicePosition.Row, io_SecondChoicePosition.Col].IsTaken = true;
}
else
{
PickSquare(io_FirstChoicePosition); // select first square in a naive way.
signValue = i_DataBoard.GetSignFromCompleteBoard(io_FirstChoicePosition); // gets the sign value from the complete board
m_BoardMemory[io_FirstChoicePosition.Row, io_FirstChoicePosition.Col].Sign = signValue; // updates first naive choise sign to memory board
if (SearchMatchInMemory(signValue, io_FirstChoicePosition, io_SecondChoicePosition))
{
UpdateMemory(i_DataBoard, io_FirstChoicePosition, io_SecondChoicePosition, true);
}
else
{
PickSquare(io_SecondChoicePosition); // select secound square in a naive way.
if (i_DataBoard.IsIdenticalPair(io_FirstChoicePosition, io_SecondChoicePosition))
{
UpdateMemory(i_DataBoard, io_FirstChoicePosition, io_SecondChoicePosition, true);
}
else // failed to find a match sqaures
{
UpdateMemory(i_DataBoard, io_FirstChoicePosition, io_SecondChoicePosition, false);
}
}
}
}
public void UpdateMemory(ModelBoard i_DataBoard, Position i_FirstSignPosition, Position i_SecondSignPosition, bool i_IsTaken) // updates the computer memory board
{
m_BoardMemory[i_FirstSignPosition.Row, i_FirstSignPosition.Col].Sign = i_DataBoard.GetSignFromCompleteBoard(i_FirstSignPosition);
m_BoardMemory[i_FirstSignPosition.Row, i_FirstSignPosition.Col].IsTaken = i_IsTaken;
m_BoardMemory[i_SecondSignPosition.Row, i_SecondSignPosition.Col].Sign = i_DataBoard.GetSignFromCompleteBoard(i_SecondSignPosition);
m_BoardMemory[i_SecondSignPosition.Row, i_SecondSignPosition.Col].IsTaken = i_IsTaken;
}