async def create_board(self, _ctx, _value=None):
"""
create a new chess board.
"""
if _value:
init_board(_ctx.author.id, _value)
else:
init_board(_ctx.author.id)
await _ctx.send(file=file())
async def move(self, _ctx, _move):
"""
Moves the piece.
"""
push_san(_ctx.author.id, _move)
await _ctx.send(file=file())
async def board(self, _ctx):
"""
show user's current chess board.
"""
show_board(_ctx.author.id)
await _ctx.send(file=file())
async def attacks(self, _ctx, _square):
"""
Displays attacks on a piece.
"""
attacks(_ctx.author.id, _square)
await _ctx.send(file=file())
async def undo(self, _ctx):
"""
Undoes the last move.
"""
undo(_ctx.author.id)
await _ctx.send(file=file())