view.py

"""Handles the user interface for the game."""

import os

class GameView:
    """ Handles the produced output"""
    @staticmethod
    def display_start_screen():
        """
        Display the start screen of the game.
        """
        print(r"""
  _______ _   _______      _______         
 |__   __(_) |__   __|    |__   __|        
    | |   _  ___| | __ _  ___| | ___   ___ 
    | |  | |/ __| |/ _` |/ __| |/ _ \ /  _\
    | |  | | (__| | (_| | (__| | (_) |  __/
    |_|  |_|\___|_|\__,_|\___|_|\___/ \___|
          by Christof & Manuel                            
""")

    @staticmethod
    def display_menu():
        """
        Display the main menu of the game.
        """
        print("""
Welcome to Tic Tac Toe
1) New game
2) Load a saved game
3) Quit
""")

    @staticmethod
    def display_message(message):
        """
        Display a message to the user.

        Args:
            message: The message to display.
        """
        print(message)

    @staticmethod
    def clear_screen():
        """
        Clear the terminal screen.
        """
        os.system('cls' if os.name == 'nt' else 'clear')

    @staticmethod
    def input_prompt(prompt):
        """
        Prompt the user for input.

        Args:
            prompt: The prompt to display to the user.

        Returns:
            The user's input as a string.
        """
        return input(prompt)

    @staticmethod
    def choose_move(board, player):
        """
        Prompt the user to choose a move.

        Args:
            board: The current state of the game board.
            player: The current player.

        Returns:
            The user's chosen move as a tuple of (row, column), 
            or 'save' if the user chooses to save the game.
        """
        print("To save the game, type 'save' at any time. \n")
        print(f"{player.player_type}'s turn.")
        while True:
            row = input('Enter row [1-3]: ')
            if row.lower() == 'save':
                return 'save'
            if not row.isdigit() or not 1 <= int(row) <= 3:
                print("Invalid input. Please enter a number between 1 to 3.")
                continue

            column = input('Enter column [1-3]: ')
            if column.lower() == 'save':
                return 'save'
            if not column.isdigit() or not 1 <= int(column) <= 3:
                print("Invalid input. Please enter a number between 1 to 3.")
                continue
            index = (int(row) - 1) * 3 + (int(column) - 1)
            if board.board[index] != board.BOARD_EMPTY:
                print('Space already taken. Try again.')
            else:
                break
        return row, column

    @staticmethod
    def print_board(board):
        """
        Print the current state of the game board.

        Args:
            board: The current state of the game board.
        """
        symbols = {board.BOARD_PLAYER_X: 'X', board.BOARD_PLAYER_O: 'O',
                   board.BOARD_EMPTY: ' '}
        print('\n+---+---+---+')
        for i in range(0, 9, 3):
            row = []
            for j in range(3):
                # Fallback for unexpected values
                row.append(symbols.get(board.board[i+j], '?'))
            print('| ' + ' | '.join(row) + ' |')
            print('+---+---+---+')