def gameplay():
'''
This function processes the entire game with the AI as well as the setting
up of the game.
'''
try:
connection_and_username = begin_game()
connection = connection_and_username[0]
username = connection_and_username[1]
except InvalidServerError:
return
ai_gamestate = connectfour.new_game()
while(connectfour.winner(ai_gamestate) == connectfour.NONE):
try:
ai_gamestate = _user_turn(ai_gamestate, connection, username)
print()
except connectfour_protocol.ConnectFourProtocolError:
print('Invalid Input. Please Try Again.')
except connectfour_protocol.InvalidServerMoveError:
print('Invalid Input. Please Try Again.')
except InvalidServerError:
return
connectfour_shared.print_board(ai_gamestate)
print()
if(connectfour.winner(ai_gamestate) == connectfour.RED):
print('Congratulations! You have won the game!')
else:
print('Sorry. The AI has won the game.')
connectfour_protocol.disconnect(connection)
def console():
'''
The methods in the appropriate order to play a console game of connect four.
Asks users to make moves until someone gets four of their pieces in a row.
'''
game_state = connectfour_shared.initiate_game()#initiates game.
gameover = False#Boolean to determine whether game is over.
while (gameover == False):
game_state = make_move(game_state) #Makes the move of the player
connectfour_shared.print_board(game_state) #Prints the board
gameover = check_win(game_state) #Checks if there is a winner
def _full_game(state: connectfour.GameState) -> None:
'''
This function controls the flow of the game. It allows for each player to
continue to play until there is a winner, in which the function prints the
winning board before announcing the winner and end the function.
'''
while (connectfour.winner(state) == connectfour.NONE):
state = connectfour_shared._player_turn(state, False)[0]
print()
connectfour_shared.print_board(state)
print()
print('Player ' + connectfour_shared.connectfour_players[state.turn] +
' has won the game!')
def userinterface() -> None:
'''
This method runs the connection between this program and the server program
to play a game of connect four, using functions from this and other classes imported
from above.
'''
try:
_welcome_screen()#Welcomes the user.
connection = '' #Used here to avoid error when user doesn't enter a host and port
connection = _connect_ui() #connects the program to the server
username = _request_username() #Gets a username for the user
connectfour_protocol.interact(connection, username, 'I32CFSP_HELLO ', 'WELCOME ' + username) #Sends the initial client message specifying protocol
connectfour_protocol.interact(connection, 'AI_GAME', '', 'READY') #Sends the client protocol and gets the server protocol to start the AI
game_state = connectfour_shared.initiate_game() #Starts new game and prints the board
while True:
try:
move = connectfour_shared.request_move() #Gets users move
game_state = connectfour_shared.update_board(game_state, move)#updates the board
connectfour_shared.print_board(game_state)#prints the new game_state
response = connectfour_protocol.interact(connection, move, '', 'READY')#Response from the server
if response == None:#Gets out of loop if server doesn't respond
break
game_state = connectfour_shared.update_board(game_state, response)#Updates the board with server's move
connectfour_shared.print_board(game_state)#Prints the board.
except:
print('Invalid move, please try again')#Exception when user enters invalid move
except ConnectionRefusedError:#If socket fais to connect
print('Connection failed')
except OSError:#If invalid IP adress
print('Not a valid IP Address')
except:#In other cases of errors
print("Sorry we weren't able to connect to that server")
finally:#Closes the connectino if one was made.
if(connection!=''):
connectfour_protocol.close(connection)
print('Game over')