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import typing
from random import random
import discord
from discord.ext import commands
class Minesweeper(commands.Cog):
"""Play a game of minesweeper."""
def __init__(self, bot: commands.Bot) -> None:
self.bot = bot
self.games: typing.Dict[discord.member, typing.Dict] = {} # Store the currently running games
@staticmethod
def is_bomb(cell: typing.Union[str, int]) -> int:
"""Returns 1 if `cell` is a bomb if not 0"""
return 1 if cell == "bomb" else 0
def generate_board(self) -> typing.List[typing.List[typing.Union[str, int]]]:
"""Generate a 2d array for the board."""
board: typing.List[typing.List[typing.Union[str, int]]] = [
["bomb" if random() <= .2 else "number" for _ in range(10)] for _ in range(10)]
for y, row in enumerate(board):
for x, cell in enumerate(row):
if cell == "number":
# calculate bombs near it
to_check = []
for xt in [x - 1, x, x + 1]:
for yt in [y - 1, y, y + 1]:
if xt != -1 and xt != 10 and yt != -1 and yt != 10:
to_check.append(board[yt][xt])
bombs = sum(map(self.is_bomb, to_check))
board[y][x] = bombs
return board
@staticmethod
def format_for_discord(board: typing.List[typing.List[typing.Union[str, int]]]):
"""Format the board to a string for discord."""
mapping = {
0: ":stop_button:",
1: ":one:",
2: ":two:",
3: ":three:",
4: ":four:",
5: ":five:",
6: ":six:",
7: ":seven:",
8: ":eight:",
9: ":nine:",
10: ":keycap_ten:",
"bomb": ":bomb:"
}
discord_msg = ":stop_button: :one::two::three::four::five::six::seven::eight::nine::keycap_ten:\n\n"
rows: typing.List[str] = []
for row_number, row in enumerate(board):
new_row = mapping[row_number + 1] + " "
for cell in row:
new_row += mapping[cell]
rows.append(new_row)
discord_msg += "\n".join(rows)
return discord_msg
@commands.command(name="minesweeper")
async def minesweeper_command(self, ctx: commands.Context) -> None:
"""Start a game of minesweeper."""
if ctx.author in self.games.keys(): # Player is already playing
msg = await ctx.send(f"{ctx.author.mention} you already have a game running")
await msg.delete(delay=2)
await ctx.message.delete(delay=2)
return
# Add game to list
board = self.generate_board()
await ctx.send(self.format_for_discord(board))
self.games[ctx.author] = {
"board": board
}
def setup(bot: commands.Bot) -> None:
"""Cog load."""
bot.add_cog(Minesweeper(bot))
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