OptionsFrame.py

"""Contains the OptionsFrame class"""

from tkinter import Frame, Label, Entry, Button, Text, END
from sys import exc_info


class OptionsFrame(Frame):
    def __init__(self, parent, game_manager, game_frame):
        """
        Initialises widgets and places them on the frame.
        parent -- the master of this frame, usually the root window,
        game_manager -- the game logic manager,
        game_frame -- the GameFrame object
        """
        Frame.__init__(self, parent)
        self.gm = game_manager
        self.gf = game_frame

        # Error text

        self.error_text = Label(self, text="There are {} letters left.".format(self.gm.get_number_of_letters_left()),
                                pady=5, fg='red', font=('TkDefaultFont', 15))
        self.error_text.grid(row=0, column=0, columnspan=3)

        # Scoreboard

        self.score_title = Label(self, text="Scoreboard", font=('TkDefaultDFont', 15))
        self.score_title.grid(row=1, column=0, padx=20)

        self.score_1 = Label(self, text="{}: {}".format(self.gm.player1["name"], 0))
        self.score_1.grid(row=2, column=0)
        self.score_2 = Label(self, text="{}: {}".format(self.gm.player2["name"], 0))
        self.score_2.grid(row=3, column=0)

        # Control panel

        player_letters = self.gm.get_active_player()["letters"]

        self.letters_label = Label(self, text="Your letters are: {}".format(player_letters))
        self.letters_label.grid(row=1, column=1)

        self.user_input = Entry(self)
        self.user_input.grid(row=2, column=1)

        self.discard_button = Button(self, text="Discard letters", command=self.discard_letters)
        self.discard_button.grid(row=3, column=1)

        # Log window

        self.log_window = Text(self, height=5, width=30)
        self.log_window.grid(row=1, column=2, rowspan=3, padx=20)
        self.log_window.insert(END, "It is {}'s turn.".format(self.gm.get_active_player()["name"]))
        self.log_window.see(END)

    def discard_letters(self):
        """Checks if the letters can be discarded and discards them."""
        try:
            # Checks if the letters cand be discarded
            self.gm.attempt_discard_letters(self.user_input.get())

            # Updates widgets
            self.log_window.insert(END, "\n{} discarded: '{}'".format(self.gm.get_active_player()["name"],
                                                                      self.user_input.get().upper()))

            self.user_input.delete(0, END)

            # Checks if the game is over
            self.is_game_over()

            # Finds the new active player
            new_player = self.gm.get_active_player()

            # Updates more widgets
            self.log_window.insert(END, "\nIt is {}'s turn.".format(new_player["name"]))
            self.log_window.see(END)

            self.letters_label.config(text="Your letters are: {}".format(new_player["letters"]))

            self.error_text.config(text="There are {} letters left".format(self.gm.get_number_of_letters_left()))

        except ValueError:
            # The discarded letters are invalid
            self.error_text.config(text=exc_info()[1])
        except Exception:
            # Unexpected error
            self.error_text.config(text="Unexpected error.")
            print(exc_info())

    def is_game_over(self):
        """
        Checks if the game is over.
        If the game is over, it displays the game's end screen, otherwise it changes the active player
        """
        game_state, winner = self.gm.is_game_over()
        if game_state:
            if winner == 0:
                self.error_text.config(text="Game is over. It's a tie! Press any key to exit")
                self.log_window.insert(END, "\nIt's a tie!")
            else:
                self.error_text.config(text="Game is over. {} wins! Press any key to exit".format(winner["name"]))
                self.log_window.insert(END, "\n{} wins!".format(winner["name"]))

            self.log_window.see(END)
            self.gm.wait_for_game_exit()

        self.gm.change_player()