from tkinter import *
from functools import partial  # To prevent unwanted windows


class StartGame:
    """
    Initial Game interface (asks users how many rounds they
    would like to play)
    """

    def __init__(self):
        """
        Gets number of rounds from user
        """

        self.start_frame = Frame(padx=10, pady=10)
        self.start_frame.grid()

        # Create play button...
        self.play_button = Button(self.start_frame, font=("Arial", "16", "bold"),
                                  fg="#FFFFFF", bg="#0057D8", text="Play", width=10,
                                  command=self.check_rounds)
        self.play_button.grid(row=0, column=1, padx=20, pady=20)

    def check_rounds(self):
        """
        Checks users have entered 1 or more rounds
        """

        # Retrieve temperature to be converted
        rounds_wanted = 5
        self.to_play(rounds_wanted)

    def to_play(self, num_rounds):
        """
        Invokes Game GUI and takes across number of rounds to be played.
        """
        Play(num_rounds)
        # Hide root window (ie: hide rounds choice window).
        root.withdraw()


class Play:
    """
    Interface for playing the Colour Quest Game
    """

    def __init__(self, how_many):
        self.play_box = Toplevel()

        self.game_frame = Frame(self.play_box)
        self.game_frame.grid(padx=10, pady=10)

        self.heading_label = Label(self.game_frame, text="Colour Quest", font=("Arial", "16", "bold"),
                                   padx=5, pady=5)
        self.heading_label.grid(row=0)

        self.hints_button = Button(self.game_frame, font=("Arial", "14", "bold"),
                                   text="Hints", width=15, fg="#FFFFFF",
                                   bg="#FF8000", padx=10, pady=10, command=self.to_hints)
        self.hints_button.grid(row=1)

    def to_hints(self):
        """
        Displays hints for playing game
        :return:
        """
        DisplayHints(self)


class DisplayHints:
    """
    Displays hints for Colour Quest Game
    """

    def __init__(self, partner):
        background = "#ffe6cc"
        self.help_box = Toplevel()

        # disable help button
        partner.hints_button.config(state=DISABLED)

        # If users press cross at top, closes help and
        # 'releases' help button
        self.help_box.protocol('WM_DELETE_WINDOW',
                               partial(self.close_hints, partner))

        self.help_frame = Frame(self.help_box, width=300,
                                height=200,
                                bg=background)
        self.help_frame.grid()

        self.help_heading_label = Label(self.help_frame,
                                        bg=background,
                                        text="Hints",
                                        font=("Arial", "14", "bold"))
        self.help_heading_label.grid(row=0)

        help_text = ("The score for each colour relates to it's hexadecimal code.  "
                     "\n\nRemember, the hex code for white is "
                     "#FFFFFF - which is the best possible score.  "
                     "\n\nThe hex code for black is #000000 which is the "
                     "worst possible score.  "
                     "\n\nThe first colour in the code is red, so if "
                     "you had to choose between red "
                     "(#FF0000), green (#00FF00) and blue (#0000FF), then "
                     "red would be the best choice."
                     "\n\nGood luck!")

        self.help_text_label = Label(self.help_frame, bg=background,
                                     text=help_text, wraplength=350,
                                     justify="left")
        self.help_text_label.grid(row=1, padx=10)

        self.dismiss_button = Button(self.help_frame,
                                     font=("Arial", "12", "bold"),
                                     text="Dismiss", bg="#CC6600",
                                     fg="#FFFFFF",
                                     command=partial(self.close_hints,
                                                     partner))
        self.dismiss_button.grid(row=2, padx=10, pady=10)

        # closes help dialogue (used by button and x at top of dialogue)

    def close_hints(self, partner):
        # Put help button back to normal...
        partner.hints_button.config(state=NORMAL)
        self.help_box.destroy()


# main routine
if __name__ == "__main__":
    root = Tk()
    root.title("Colour Quest")
    StartGame()
    root.mainloop()