from constant import rows, cols

class Stan:
    def __init__(self, row, col, direction):
        self.p = []
        self.a = ""
        self.row = row
        self.col = col
        self.direction = direction
    def __str__(self):
        return f"row: {self.row}, col: {self.col}, direction: {self.direction}"

    def parrent(self, stan, action):
        if len(self.p) == 0:
            self.p.append(stan)
            self.a = action

    def succ(self, action, board):
        move_offsets = {
            "up": {"up": (-1, 0), "left": (0, -1), "down": (1, 0), "right": (0, 1)},
            "left": {"up": "left", "left": "down", "down": "right", "right": "up"},
            "right": {"up": "right", "right": "down", "down": "left", "left": "up"}
        }

        if action == "up":
            row_offset, col_offset = move_offsets[action][self.direction]
            new_row = self.row + row_offset
            new_col = self.col + col_offset
            if 0 <= new_row < rows and 0 <= new_col < cols and not board.is_rock(new_row, new_col):
                return Stan(new_row, new_col, self.direction)

        elif action in ["left", "right"]:
            new_direction = move_offsets[action][self.direction]
            return Stan(self.row, self.col, new_direction)

        return None

class Odwiedzone:
    def __init__(self):
        self.stany = []
    def check(self, stan):
        for i in self.stany:
            if(stan.direction == i.direction and stan.col == i.col and stan.row == i.row):
                return True
        return False
    def dodaj_stan(self, stan):
        self.stany.append(stan)