Commit 2648aa4a authored by Brendan Taylor's avatar Brendan Taylor

tictactoe: notify user of when won/lost

parent 051bd6e1
......@@ -15,12 +15,15 @@ class InvalidMove(Exception):
pass
class TicTacToeSession(stanza_session.StanzaSession):
# initiate a session
def begin(self, rows = 3, cols = 3, role_s = 'x'):
self.rows = rows
self.cols = cols
self.role_s = role_s
self.strike = 3
if self.role_s == 'x':
self.role_o = 'o'
else:
......@@ -68,6 +71,7 @@ class TicTacToeSession(stanza_session.StanzaSession):
else:
self.cols = 3
# number in a row needed to win
if form.getField('strike'):
self.strike = int(form.getField('strike').getValues()[0])
else:
......@@ -104,10 +108,6 @@ class TicTacToeSession(stanza_session.StanzaSession):
self.our_turn()
def is_my_turn(self):
# XXX not great semantics
return self.received == self.ignore
# just sent an invitation, expecting a reply
def wait_for_invite_response(self, msg):
if msg.getTag('join', namespace=games_ns):
......@@ -119,12 +119,22 @@ class TicTacToeSession(stanza_session.StanzaSession):
self.their_turn()
elif msg.getTag('decline', namespace=games_ns):
self.XXX()
# XXX notify the user
# XXX end session
pass
# silently ignores any received messages
def ignore(self, msg):
pass
def game_over(self, msg):
invite = msg.getTag('invite', namespace=games_ns)
# ignore messages unless they're renewing the game
if invite and invite.getAttr('type') == 'renew':
self.invited(msg)
def wait_for_move(self, msg):
turn = msg.getTag('turn', namespace=games_ns)
move = turn.getTag('move', namespace='http://jabber.org/protocol/games/tictactoe')
......@@ -135,12 +145,15 @@ class TicTacToeSession(stanza_session.StanzaSession):
if id != self.next_move_id:
print 'unexpected move id, lost a move somewhere?'
raise
return
try:
self.board.mark(row, col, self.role_o)
except InvalidMove, e:
print 'received invalid move'
# received an invalid move, end the game.
# XXX notify the user
self.terminate('cheating')
return
# check win conditions
......@@ -153,14 +166,18 @@ class TicTacToeSession(stanza_session.StanzaSession):
self.our_turn()
def is_my_turn(self):
# XXX not great semantics
return self.received == self.ignore
def our_turn(self):
# ignore messages until we've made our move
self.received = self.ignore
self.board.win.set_title(self.board.title + ': your turn')
self.board.set_title('your turn')
def their_turn(self):
self.received = self.wait_for_move
self.board.win.set_title(self.board.title + ': their turn')
self.board.set_title('their turn')
# called when the board receives input
def move(self, row, col):
......@@ -173,7 +190,7 @@ class TicTacToeSession(stanza_session.StanzaSession):
self.send_move(row, col)
# check win conditions
if self.board.check_for_strike(self.role_s, row, col,self.strike):
if self.board.check_for_strike(self.role_s, row, col, self.strike):
self.won()
elif self.board.full():
self.drawn()
......@@ -182,6 +199,7 @@ class TicTacToeSession(stanza_session.StanzaSession):
self.their_turn()
# sends a move message
def send_move(self, row, column):
msg = xmpp.Message()
msg.setType('chat')
......@@ -198,13 +216,50 @@ class TicTacToeSession(stanza_session.StanzaSession):
self.send(msg)
# sends a termination message and ends the game
def terminate(self, reason):
msg = xmpp.Message()
terminate = msg.NT.terminate
terminate.setNamespace(games_ns)
terminate.setAttr('reason', reason)
self.send(msg)
self.received = self.game_over
def won(self):
self.terminate('won')
self.board.won()
def lost(self):
self.terminate('lost')
self.board.lost()
def drawn(self):
self.terminate('draw')
self.board.drawn()
class TicTacToeBoard:
def __init__(self, session, rows, cols):
self.session = session
self.state = 'None'
self.rows = rows
self.cols = cols
self.board = [ [None] * self.cols for r in xrange(self.rows) ]
self.setup_window()
def check_for_strike(self, p, r, c, strike):
# up and down, left and right
# number in a row: up and down, left and right
tallyI = 0
tally_ = 0
# right triangles: L\ , F/
# number in a row: diagonal
# (imagine L or F as two sides of a right triangle: L\ or F/)
tallyL = 0
tallyF = 0
......@@ -241,16 +296,6 @@ class TicTacToeBoard:
return False
def __init__(self, session, rows, cols):
self.session = session
self.rows = rows
self.cols = cols
self.board = [ [None] * self.cols for r in xrange(self.rows) ]
self.setup_window()
# is the board full?
def full(self):
for r in xrange(self.rows):
......@@ -263,9 +308,9 @@ class TicTacToeBoard:
def setup_window(self):
self.win = gtk.Window()
self.title = 'tic-tac-toe with %s' % self.session.jid
self.title_prefix = 'tic-tac-toe with %s' % self.session.jid
self.set_title()
self.win.set_title(self.title)
self.win.set_app_paintable(True)
self.win.add_events(gdk.BUTTON_PRESS_MASK)
......@@ -313,6 +358,8 @@ class TicTacToeBoard:
elif self.board[i][j] == 'o':
self.draw_o(cr, i, j, row_height, col_width)
# XXX draw 'won', 'lost', 'draw'
def draw_x(self, cr, row, col, row_height, col_width):
cr.set_source_rgb(0, 0, 0)
......@@ -351,3 +398,26 @@ class TicTacToeBoard:
self.board[row-1][column-1] = player
self.win.queue_draw()
def set_title(self, suffix = None):
str = self.title_prefix
if suffix:
str += ': ' + suffix
self.win.set_title(str)
def won(self):
self.state = 'won'
self.set_title('you won!')
self.win.queue_draw()
def lost(self):
self.state = 'lost'
self.set_title('you lost.')
self.win.queue_draw()
def drawn(self):
self.state = 'drawn'
self.win.set_title(self.title_prefix + ': a draw.')
self.win.queue_draw()
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