333 lines
13 KiB
Python
333 lines
13 KiB
Python
from discord.ext import commands
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import discord
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import utils
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import re
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import random
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class Board:
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def __init__(self, player1, player2):
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# Our board just needs to be a 3x3 grid. To keep formatting nice, each one is going to be a space to start
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self.board = [[" ", " ", " "], [" ", " ", " "], [" ", " ", " "]]
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# Randomize who goes first when the board is created
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if random.SystemRandom().randint(0, 1):
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self.challengers = {"x": player1, "o": player2}
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else:
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self.challengers = {"x": player2, "o": player1}
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# X's always go first
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self.X_turn = True
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def full(self):
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# For this check we just need to see if there is a space anywhere, if there is then we're not full
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for row in self.board:
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if " " in row:
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return False
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return True
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def can_play(self, player):
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# Simple check to see if the player is the one that's up
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if self.X_turn:
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return player == self.challengers["x"]
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else:
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return player == self.challengers["o"]
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def update(self, x, y):
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# If it's x's turn, we place an x, otherwise place an o
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letter = "x" if self.X_turn else "o"
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# Make sure the place we're trying to update is blank, we can't override something
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if self.board[x][y] == " ":
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self.board[x][y] = letter
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else:
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return False
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# If we were succesful in placing the piece, we need to switch whose turn it is
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self.X_turn = not self.X_turn
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return True
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def check(self):
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# Checking all possiblities will be fun...
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# First base off the top-left corner, see if any possiblities with that match
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# We need to also make sure that the place is not blank, so that 3 in a row that are blank doesn't cause a 'win'
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# Top-left, top-middle, top right
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if (
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self.board[0][0] == self.board[0][1]
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and self.board[0][0] == self.board[0][2]
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and self.board[0][0] != " "
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):
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return self.challengers[self.board[0][0]]
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# Top-left, middle-left, bottom-left
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if (
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self.board[0][0] == self.board[1][0]
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and self.board[0][0] == self.board[2][0]
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and self.board[0][0] != " "
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):
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return self.challengers[self.board[0][0]]
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# Top-left, middle, bottom-right
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if (
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self.board[0][0] == self.board[1][1]
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and self.board[0][0] == self.board[2][2]
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and self.board[0][0] != " "
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):
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return self.challengers[self.board[0][0]]
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# Next check the top-right corner, not re-checking the last possiblity that included it
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# Top-right, middle-right, bottom-right
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if (
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self.board[0][2] == self.board[1][2]
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and self.board[0][2] == self.board[2][2]
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and self.board[0][2] != " "
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):
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return self.challengers[self.board[0][2]]
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# Top-right, middle, bottom-left
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if (
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self.board[0][2] == self.board[1][1]
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and self.board[0][2] == self.board[2][0]
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and self.board[0][2] != " "
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):
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return self.challengers[self.board[0][2]]
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# Next up, bottom-right corner, only one possiblity to check here, other two have been checked
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# Bottom-right, bottom-middle, bottom-left
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if (
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self.board[2][2] == self.board[2][1]
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and self.board[2][2] == self.board[2][0]
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and self.board[2][2] != " "
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):
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return self.challengers[self.board[2][2]]
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# No need to check the bottom-left, all posiblities have been checked now
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# Base things off the middle now, as we only need the two 'middle' possiblites that aren't diagonal
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# Top-middle, middle, bottom-middle
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if (
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self.board[1][1] == self.board[0][1]
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and self.board[1][1] == self.board[2][1]
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and self.board[1][1] != " "
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):
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return self.challengers[self.board[1][1]]
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# Left-middle, middle, right-middle
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if (
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self.board[1][1] == self.board[1][0]
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and self.board[1][1] == self.board[1][2]
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and self.board[1][1] != " "
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):
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return self.challengers[self.board[1][1]]
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# Otherwise nothing has been found, return None
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return None
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def __str__(self):
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# Simple formatting here when you look at it, enough spaces to even out where everything is
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# Place whatever is at the grid in place, whether it's x, o, or blank
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_board = " {} | {} | {}\n".format(
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self.board[0][0], self.board[0][1], self.board[0][2]
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)
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_board += "———————————————\n"
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_board += " {} | {} | {}\n".format(
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self.board[1][0], self.board[1][1], self.board[1][2]
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)
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_board += "———————————————\n"
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_board += " {} | {} | {}\n".format(
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self.board[2][0], self.board[2][1], self.board[2][2]
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)
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return "```\n{}```".format(_board)
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class TicTacToe(commands.Cog):
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"""Pretty self-explanatory"""
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boards = {}
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def create(self, server_id, player1, player2):
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self.boards[server_id] = Board(player1, player2)
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# Return whoever is x's so that we know who is going first
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return self.boards[server_id].challengers["x"]
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@commands.group(aliases=["tic", "tac", "toe"], invoke_without_command=True)
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@commands.guild_only()
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@utils.can_run(send_messages=True)
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async def tictactoe(self, ctx, *, option: str):
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"""Updates the current server's tic-tac-toe board
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You obviously need to be one of the players to use this
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It also needs to be your turn
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Provide top, left, bottom, right, middle as you want to mark where to play on the board
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EXAMPLE: !tictactoe middle top
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RESULT: Your piece is placed in the very top space, in the middle"""
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player = ctx.message.author
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board = self.boards.get(ctx.message.guild.id)
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# Need to make sure the board exists before allowing someone to play
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if not board:
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await ctx.send("There are currently no Tic-Tac-Toe games setup!")
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return
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# Now just make sure the person can play, this will fail if o's are up and x tries to play
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# Or if someone else entirely tries to play
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if not board.can_play(player):
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await ctx.send("You cannot play right now!")
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return
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# Search for the positions in the option given, the actual match doesn't matter, just need to check if it exists
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top = re.search("top", option)
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middle = re.search("middle", option)
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bottom = re.search("bottom", option)
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left = re.search("left", option)
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right = re.search("right", option)
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# Just a bit of logic to ensure nothing that doesn't make sense is given
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if top and bottom:
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await ctx.send("That is not a valid location! Use some logic, come on!")
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return
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if left and right:
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await ctx.send("That is not a valid location! Use some logic, come on!")
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return
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# Make sure at least something was given
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if not top and not bottom and not left and not right and not middle:
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await ctx.send("Please provide a valid location to play!")
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return
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x = 0
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y = 0
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# Simple assignments
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if top:
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x = 0
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if bottom:
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x = 2
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if left:
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y = 0
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if right:
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y = 2
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# If middle was given and nothing else, we need the exact middle
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if middle and not (top or bottom or left or right):
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x = 1
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y = 1
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# If just top or bottom was given, we assume this means top-middle or bottom-middle
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# We don't need to do anything fancy with top/bottom as it's already assigned, just assign middle
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if (top or bottom) and not (left or right):
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y = 1
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# If just left or right was given, we assume this means left-middle or right-middle
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# We don't need to do anything fancy with left/right as it's already assigned, just assign middle
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elif (left or right) and not (top or bottom):
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x = 1
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# If all checks have been made, x and y should now be defined
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# Correctly based on the matches, and we can go ahead and update the board
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# We've already checked if the author can play, so there's no need to make any additional checks here
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# board.update will handle which letter is placed
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# If it returns false however, then someone has already played in that spot and nothing was updated
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if not board.update(x, y):
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await ctx.send("Someone has already played there!")
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return
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# Next check if there's a winner
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winner = board.check()
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if winner:
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# Get the loser based on whether or not the winner is x's
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# If the winner is x's, the loser is o's...obviously, and vice-versa
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loser = (
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board.challengers["x"]
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if board.challengers["x"] != winner
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else board.challengers["o"]
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)
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await ctx.send(
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"{} has won this game of TicTacToe, better luck next time {}".format(
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winner.display_name, loser.display_name
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)
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)
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# Handle updating ratings based on the winner and loser
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await utils.update_records("tictactoe", ctx.bot.db, winner, loser)
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# This game has ended, delete it so another one can be made
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try:
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del self.boards[ctx.message.guild.id]
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except KeyError:
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pass
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else:
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# If no one has won, make sure the game is not full. If it has, delete the board and say it was a tie
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if board.full():
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await ctx.send("This game has ended in a tie!")
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try:
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del self.boards[ctx.message.guild.id]
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except KeyError:
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pass
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# If no one has won, and the game has not ended in a tie, print the new updated board
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else:
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player_turn = (
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board.challengers.get("x")
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if board.X_turn
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else board.challengers.get("o")
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)
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fmt = str(board) + "\n{} It is now your turn to play!".format(
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player_turn.display_name
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)
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await ctx.send(fmt)
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@tictactoe.command(name="start", aliases=["challenge", "create"])
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@commands.guild_only()
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@utils.can_run(send_messages=True)
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async def start_game(self, ctx, player2: discord.Member):
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"""Starts a game of tictactoe with another player
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EXAMPLE: !tictactoe start @OtherPerson
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RESULT: A new game of tictactoe"""
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player1 = ctx.message.author
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# For simplicities sake, only allow one game on a server at a time.
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# Things can easily get confusing (on the server's end) if we allow more than one
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if self.boards.get(ctx.message.guild.id) is not None:
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await ctx.send(
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"Sorry but only one Tic-Tac-Toe game can be running per server!"
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)
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return
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# Make sure we're not being challenged, I always win anyway
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if player2 == ctx.message.guild.me:
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await ctx.send(
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"You want to play? Alright lets play.\n\nI win, so quick you didn't even notice it."
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)
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return
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if player2 == player1:
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await ctx.send(
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"You can't play yourself, I won't allow it. Go find some friends"
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)
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return
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# Create the board and return who has been decided to go first
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x_player = self.create(ctx.message.guild.id, player1, player2)
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fmt = "A tictactoe game has just started between {} and {}\n".format(
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player1.display_name, player2.display_name
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)
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# Print the board too just because
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fmt += str(self.boards[ctx.message.guild.id])
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# We don't need to do anything weird with assigning x_player to something
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# it is already a member object, just use it
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fmt += (
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"I have decided at random, and {} is going to be x's this game. It is your turn first! "
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"Use the {}tictactoe command, and a position, to choose where you want to play".format(
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x_player.display_name, ctx.prefix
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)
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)
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await ctx.send(fmt)
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@tictactoe.command(name="delete", aliases=["stop", "remove", "end"])
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@commands.guild_only()
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@utils.can_run(kick_members=True)
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async def stop_game(self, ctx):
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"""Force stops a game of tictactoe
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This should realistically only be used in a situation like one player leaves
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Hopefully a moderator will not abuse it, but there's not much we can do to avoid that
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EXAMPLE: !tictactoe stop
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RESULT: No more tictactoe!"""
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if self.boards.get(ctx.message.guild.id) is None:
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await ctx.send("There are no tictactoe games running on this server!")
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return
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del self.boards[ctx.message.guild.id]
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await ctx.send(
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"I have just stopped the game of TicTacToe, a new should be able to be started now!"
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)
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def setup(bot):
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bot.add_cog(TicTacToe(bot))
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