private void SolutionChecker(Board board, int playerX, int playerY)
{
bool checking = true;
if (board.AreSymbolsEqual(playerX + 1, playerY, SymbolFactory.GetSymbol(SymbolsEnum.FilledSpace)) &&
board.AreSymbolsEqual(playerX, playerY + 1, SymbolFactory.GetSymbol(SymbolsEnum.FilledSpace)) &&
board.AreSymbolsEqual(playerX - 1, playerY, SymbolFactory.GetSymbol(SymbolsEnum.FilledSpace)) &&
board.AreSymbolsEqual(playerX, playerY - 1, SymbolFactory.GetSymbol(SymbolsEnum.FilledSpace)))
{ // player is trapped
checking = false;
this.mazeHasSolution = false;
}
while (checking)
{
try
{
if (board.AreSymbolsEqual(playerX + 1, playerY, SymbolFactory.GetSymbol(SymbolsEnum.EmptySpace)))
{
board.ReplaceSymbol(playerX + 1, playerY, SymbolFactory.GetSymbol(SymbolsEnum.Check));
playerX++;
}
else if (board.AreSymbolsEqual(playerX, playerY + 1, SymbolFactory.GetSymbol(SymbolsEnum.EmptySpace)))
{
board.ReplaceSymbol(playerX, playerY + 1, SymbolFactory.GetSymbol(SymbolsEnum.Check));
playerY++;
}
else if (board.AreSymbolsEqual(playerX - 1, playerY, SymbolFactory.GetSymbol(SymbolsEnum.EmptySpace)))
{
board.ReplaceSymbol(playerX - 1, playerY, SymbolFactory.GetSymbol(SymbolsEnum.Check));
playerX--;
}
else if (board.AreSymbolsEqual(playerX, playerY - 1, SymbolFactory.GetSymbol(SymbolsEnum.EmptySpace)))
{
board.ReplaceSymbol(playerX, playerY - 1, SymbolFactory.GetSymbol(SymbolsEnum.Check));
playerY--;
}
else
{
checking = false;
}
}
catch (Exception)
{
for (int i = 0; i < GlobalConstants.LabyrinthSizeRow; i++)
{
for (int j = 0; j < GlobalConstants.LabyrinthSizeCol; j++)
{
if (board.AreSymbolsEqual(i, j, SymbolFactory.GetSymbol(SymbolsEnum.Check)))
{
board.ReplaceSymbol(i, j, SymbolFactory.GetSymbol(SymbolsEnum.EmptySpace));
}
}
}
this.mazeHasSolution = true;
checking = false;
}
}
}
