def move(self, color, movetext):
m = list(movetext)
logging.debug("starting move with len(m): " + str(len(m)))
# Nbxd2(+|#) -- kNight in column B takes piece in d2
destination = None
x = None
y = None
for i in range(len(m)-1, -1, -1):
logging.debug("i=" + str(i) + ", m[i]=" + m[i])
if m[i] == "x" or m[i] == "+" or m[i] == "#":
skip = True
else:
if destination is not None:
x = None
y = None
if m[i] not in ["K", "Q", "B", "N", "R"]:
if m[i].isdigit():
y = m[i]
else:
if m[i] == "a":
x = 1
elif m[i] == "b":
x = 2
elif m[i] == "c":
x = 3
elif m[i] == "d":
x = 4
elif m[i] == "e":
x = 5
elif m[i] == "f":
x = 6
elif m[i] == "g":
x = 7
elif m[i] == "h":
x = 8
if destination is None and x is not None and y is not None:
destination = int(y) * 8 - int(x)
else:
if x is not None and y is not None:
origin = int(y) * 8 - int(x)
else:
origin = m[i]
else:
if m[i] == "K" and color == "W":
piece = whiteking
elif m[i] == "Q" and color == "W":
piece = whitequeen
elif m[i] == "B" and color == "W":
piece = whitebishop
elif m[i] == "N" and color == "W":
piece = whiteknight
elif m[i] == "R" and color == "W":
piece = whiterook
elif color == "W":
piece = whitepawn
elif m[i] == "K" and color == "B":
piece = blackking
elif m[i] == "Q" and color == "B":
piece = blackqueen
elif m[i] == "B" and color == "B":
piece = blackbishop
elif m[i] == "N" and color == "B":
piece = blackknight
elif m[i] == "R" and color == "B":
piece = blackrook
else:
piece = blackpawn
if not origin.isdigit():
pos = Position(self.moves)
origin = pos.find_origin(piece, destination, origin)
# TODO: castling, king-side and queen-side
# if origin is non specific (None or just a column), determine origin square
# modify BitVector to move piece to new square
# use concat (+) with two splices to move bits around - bv1[6:9] = bv2[0:3]
return piece, destination, origin
