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#Vivian Li
#Hangman Game
import random
import tkinter
master = tkinter.Tk()
master.title("Hangman Game")
screen = tkinter.Canvas(master,width = 600, height = 600)
screen.pack()
puzzles = ""
pressable_char = ['a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z']
wrong_guess = 0
correct_characters = []
def draw_screen(puzzle):
    """Draws the hangman screen"""
    x_cord = 300 -10*(len(puzzle)/2)
    x_cord2 = 40
    for x in puzzles:
        if x == " ":
            x_cord += 10
        elif x == ",":
            screen.create_line(x_cord+3,501,x_cord,503)
            x_cord += 12
        elif x == "'":
            screen.create_line(x_cord+3,493,x_cord,495)
            x_cord += 12
        elif x == "-":
            screen.create_line(x_cord,503,x_cord+5,503)
            x_cord+=10
        elif x.lower() in 'abcdefghijklmnopqrstuvwxyz':
            screen.create_line(x_cord, 500, x_cord + 5, 500)
            x_cord += 10
    for x in 'abcdefghijklmnopqrstuvwxyz':
        screen.create_text(x_cord2, 550, text=x.upper(), tag="letter")
        x_cord2 += 20
    screen.create_line(150,450,450,450)
    screen.create_line(300, 450, 300, 100,400,100,400,150)
def read_phrase():
    """Chooses a random phrase to guess"""
    #copy the hangman371 to the desktop
    f = open('/Users/liv/Desktop/hangman371.txt')
    selected_line = random.randrange(0,370)
    for i in range(selected_line+1):
        f.readline()
    puzzle = f.readline()
    f.close()
    return puzzle
def play_again():
    """Resets the screen to play again"""
    global pressable_char
    global wrong_guess
    global correct_characters
    global puzzles
    screen.delete("all")
    pressable_char = ['a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z']
    wrong_guess = 0
    correct_characters = []
    puzzles = read_phrase()
    draw_screen(puzzles)
def draw_man():
    """When the guess is wrong, draws a body part, and if the man is dead, tells the player what letters they missed"""
    global screen
    global wrong_guess
    global puzzles
    global pressable_char
    x_cord = 300 -10*(len(puzzles)/2)
    wrong_guess += 1
    if wrong_guess == 1:
        screen.create_oval(375,150,425,200,tag="man")
    elif wrong_guess == 2:
        screen.create_line(400,200,400,350, tag="man")
    elif wrong_guess == 3:
        screen.create_line(400,250,350,300,tag="man")
    elif wrong_guess == 4:
        screen.create_line(400,250,450,300,tag="man")
    elif wrong_guess == 5:
        screen.create_line(400,350, 450,400,tag="man")
    elif wrong_guess == 6:
        screen.create_line(400,350,350,400,tag="man")
    elif wrong_guess == 7:
        screen.create_line(400,300,475,350,tag='man')
        for i in range(len(puzzles)):
            for x in pressable_char:
                if x == puzzles[i].lower():
                    screen.create_text(x_cord+3.5 + i*10,493, text=x, fill="red")
        if tkinter.messagebox.askyesno("Game Over","Do you want to play again?") == True:
            play_again()
def check_win():
    """Checks if the play won"""
    global puzzles
    global correct_characters
    puzzlesi = len(puzzles) - puzzles.count(" ") - puzzles.count("'")-puzzles.count(",")
    correct = 0
    for x in puzzles.lower():
        if x in correct_characters:
            correct += 1
    if correct >= puzzlesi -1:
        if tkinter.messagebox.askyesno("You Won","Do you want to play again?") == True:
            play_again()
def handle_keypress(event):
    """When a key is pressed, runs the key to see if it is in the word, and removes it from pressable characters"""
    global pressable_char
    global puzzles
    global correct_characters
    global screen
    x_cord = 300 -10*(len(puzzles)/2)
    x_cord2 = 40
    if event.char in pressable_char:
        for i in range(len(puzzles)):
            if event.char == puzzles[i].lower():
                screen.create_text(x_cord+3.5 + i*10,493, text=event.char)
                correct_characters.append(event.char)
        pressable_char.remove(event.char)
        screen.delete("letter")
        for x in pressable_char:
            screen.create_text(x_cord2, 550, text=x.upper(),tag="letter")
            x_cord2 += 20
        if (event.char not in puzzles.lower()) and (event.char in 'abcdefjhijklmnopqrstuvwxyz'):
            draw_man()
    else:
        message = tkinter.messagebox.showinfo("Invalid Character", "The character you have guessed either has been guessed before or isn't a valid character")
    check_win()
puzzles = read_phrase()
screen.bind('<Key>', handle_keypress)
screen.focus_set()
draw_screen(puzzles)