Files
basic-computer-games/89_Tic-Tac-Toe/python/tictactoe2.py
2024-08-19 03:46:27 +03:00

244 lines
7.0 KiB
Python
Executable File

#!/usr/bin/env python3
from enum import Enum
class OccupiedBy(Enum):
COMPUTER = -1
EMPTY = 0
PLAYER = 1
class Winner(Enum):
NONE = 0
COMPUTER = 1
PLAYER = 2
DRAW = 3
class Space(Enum):
TOP_LEFT = 0
TOP_CENTER = 1
TOP_RIGHT = 2
MID_LEFT = 3
MID_CENTER = 4
MID_RIGHT = 5
BOT_LEFT = 6
BOT_CENTER = 7
BOT_RIGHT = 8
def line_170(board, g, h, j, k):
if g == OccupiedBy.Player and board[Space.MID_CENTER] == g:
if (
board[Space.TOP_RIGHT] == g and board[Space.BOTTOM_LEFT] is OccupiedBy.EMPTY
): # Line 171
return Space.BOTTOM_LEFT # Line 187
elif (
board[Space.BOTTOM_RIGHT] == g and board[Space.TOP_LEFT] is OccupiedBy.EMPTY
): # Line 172
return Space.TOP_LEFT # Line 181
elif (
board[Space.BOTTOM_LEFT] == g and board[Space.TOP_RIGHT] is OccupiedBy.EMPTY
) or (
board[Space.BOTTOM_RIGHT] is OccupiedBy.PLAYER
and board[Space.TOP_RIGHT] is OccupiedBy.EMPTY
): # Line 173 and 174
return Space.TOP_RIGHT # Line 183 and Line 189
elif g is OccupiedBy.COMPUTER:
g = OccupiedBy.PLAYER
h = OccupiedBy.COMPUTER
return line_118(board, g, h, j, k)
def line_150(board, g, h, j, k):
if board[k] != g: # line 150
return (
-1
if (
board[k] == h # line 160
or board[k + 6] != g # line 161
or board[k + 3] != g
)
else k + 3
)
elif board[k + 6] != g: # line 152
if board[k + 6] != 0 or board[k + 3] != g: # line 165
return -1 # Goto 170
elif board[k + 3]: # line 156
return -1
return k + 6
def line_120(board, g, h, j, k):
pass
def line_118(board, g, h):
for j in range(7):
for k in range(3):
return line_120(board, g, h, j, k)
def think(board, g, h, moves):
if board[Space.MID_CENTER] is OccupiedBy.EMPTY:
return Space.MID_CENTER
if board[Space.MID_CENTER] is OccupiedBy.PLAYER:
if (
board[Space.TOP_CENTER] is OccupiedBy.PLAYER
and board[Space.TOP_LEFT] is OccupiedBy.EMPTY
or board[Space.MID_LEFT] is OccupiedBy.PLAYER
and board[Space.TOP_LEFT] is OccupiedBy.EMPTY
):
return Space.BOT_LEFT
elif (
board[Space.MID_RIGHT] is OccupiedBy.PLAYER
and board[Space.BOT_RIGHT] is OccupiedBy.EMPTY
or board[Space.BOT_CENTER] is OccupiedBy.PLAYER
and board[Space.BOT_RIGHT] is OccupiedBy.EMPTY
):
return Space.BOT_RIGHT
if g == OccupiedBy.PLAYER:
j = 3 * int((moves - 1) / 3)
if move == j + 1: # noqa: This definitely is a bug!
k = 1
if move == j + 2: # noqa: This definitely is a bug!
k = 2
if move == j + 3: # noqa: This definitely is a bug!
k = 3
return subthink(g, h, j, k) # noqa: This definitely is a bug!
def render_board(board, space_mapping):
vertical_divider = "!"
horizontal_divider = "---+---+---"
lines = [
vertical_divider.join(space_mapping[space] for space in board[:3]),
horizontal_divider,
vertical_divider.join((space_mapping[space] for space in board[3:6])),
horizontal_divider,
vertical_divider.join((space_mapping[space] for space in board[6:9])),
]
return "\n".join(lines)
def determine_winner(board, g):
# Check for matching horizontal lines
for i in range(Space.TOP_LEFT.value, Space.BOT_LEFT.value + 1, 3): # Line 1095
if board[i] != board[i + 1] or board[i] != board[i + 2]: # Lines 1100 and 1105
continue # First third of Line 1115
elif board[i] == OccupiedBy.COMPUTER: #
return Winner.COMPUTER
elif board[i] == OccupiedBy.PLAYER:
return Winner.PLAYER
# Check for matching vertical lines
for i in range(
Space.TOP_LEFT.value, Space.TOP_RIGHT.value + 1, 1
): # Second third of Line 1115
if (
board[i] != board[i + 3] or board[i] != board[i + 6]
): # Last third of Line 1115
continue # First third of 1150
elif board[i] == OccupiedBy.COMPUTER: # Line 1135
return Winner.COMPUTER
elif board[i] == OccupiedBy.PLAYER: # Line 1137
return Winner.PLAYER
# Check diagonals
if any(space is OccupiedBy.EMPTY for space in board):
if board[Space.MID_CENTER.value] != g:
return Winner.NONE
elif (
board[Space.TOP_LEFT.value] == g and board[Space.BOT_RIGHT.value] == g
) or (board[Space.BOT_LEFT.value] == g and board[Space.TOP_RIGHT.value] == g):
return Winner.COMPUTER if g is OccupiedBy.COMPUTER else Winner.PLAYER
else:
return Winner.NONE
return Winner.DRAW
def computer_think(board):
empty_indices = [
index for index, space in enumerate(board) if space is OccupiedBy.EMPTY
]
return empty_indices[0]
def prompt_player(board):
while True:
move = int(input("\nWHERE DO YOU MOVE? "))
if move == 0:
return 0
if move > 9 or board[move - 1] is not OccupiedBy.EMPTY:
print("THAT SQUARE IS OCCUPIED.\n\n")
continue
return move
def main() -> None:
print(" " * 30 + "TIC-TAC-TOE")
print(" " * 15 + "CREATIVE COMPUTING MORRISTOWN, NEW JERSEY")
print("\n\n")
print("THE BOARD IS NUMBERED:")
print(" 1 2 3")
print(" 4 5 6")
print(" 7 8 9")
print("\n\n")
# Default state
board = [OccupiedBy.EMPTY] * 9
current_player = OccupiedBy.PLAYER
space_mapping = {
OccupiedBy.EMPTY: " ",
OccupiedBy.PLAYER: " X ",
OccupiedBy.COMPUTER: " O ",
}
symbol = input("DO YOU WANT 'X' OR 'O'? ").upper()
# If the player doesn't choose X, then assume you want O
# and the computer goes first.
if symbol != "X":
space_mapping[OccupiedBy.PLAYER] = " O "
space_mapping[OccupiedBy.COMPUTER] = " X "
current_player = OccupiedBy.COMPUTER
while True:
if current_player is OccupiedBy.PLAYER:
move = prompt_player(board)
if move == 0:
print("THANKS FOR THE GAME.")
break
board[move - 1] = current_player
elif current_player is OccupiedBy.COMPUTER:
print("\nTHE COMPUTER MOVES TO...")
board[computer_think(board)] = current_player
print(render_board(board, space_mapping))
winner = determine_winner(board, current_player)
if winner is not Winner.NONE:
print(winner)
break
if current_player is OccupiedBy.COMPUTER:
current_player = OccupiedBy.PLAYER
elif current_player is OccupiedBy.PLAYER:
current_player = OccupiedBy.COMPUTER
if __name__ == "__main__":
main()