/// <summary>
/// In this constructor main cycle is performed
/// </summary>
/// <param name="fold">path to game folder</param>
/// <param name="player">player symbol</param>
/// <param name="time">permited time</param>
public Program(string fold, CellState player, int time)
{
start = DateTime.Now;
Field field = new Field(fold);
int delta = 0;
# if DEBUG
delta = (new Random()).Next(Field.SIZE);//col shift, makes game more different
#endif
Solution root = new Solution(field, Solution.invertCell(player));
for (int i = 0; i < Field.SIZE; i++) {
Solution buf = new Solution(root, (i + delta) % Field.SIZE);
branch[i] = buf;
if (!buf.isFinalized)
que.Enqueue(buf);
}
while ((DateTime.Now - start).TotalMilliseconds + 300 < time && que.Count != 0)//main cycle
Solve(que.Dequeue());
Solution max = branch[0];
for (int i = 1; i < Field.SIZE; i++)
if (branch[i] != null)
max = branch[i].isGreater(max);
int turn = Directory.GetFiles(fold).Length / 2 + 1;
string path = fold + (player == CellState.Cross ? "X" : "O") + turn.ToString() + ".txt";
File.WriteAllLines(path, new String[] { max.getTurn() });
}
/// <summary>
/// Constructor that copies specified field and make move to specified column
/// </summary>
/// <param name="last">Field to copy</param>
/// <param name="col">Column to move</param>
/// <param name="player">Player who moves</param>
public Field(Field last, int col, CellState player)
{
cells = new CellState[SIZE][];
for (int i = 0; i < SIZE; i++)
cells[i] = last.cells[i];
cells[col] = new CellState[SIZE];
int delta = 0;
if (col == block1 || col == block2) {
delta = 1;
cells[col][SIZE - 1] = CellState.Block;
}
cells[col][SIZE - 1 - delta] = player;
for (int i = 0; i < SIZE - 1 - delta; i++)
cells[col][i] = last.cells[col][i + 1];
}