from tkinter import *
from random import *
from time import sleep

window = Tk()
window.title('KEEPER')

canvas = Canvas(window, width=300, height=600, bg='green')
canvas.pack()

canvas.create_rectangle((0, 550), (300, 600), fill='#FFFFFF')

#  colors = ['red', 'blue']
ball = canvas.create_oval((135, 0), (165, 30), fill="#{:06x}".format(randrange(0, 0xFFFFFF)))
keeper = canvas.create_rectangle((0, 550), (60, 570), fill='brown')

keep_count = 0  # КОЛИЧЕСТВО ПОЙМАННЫХ МЯЧЕЙ
count_table = canvas.create_text(250, 580, text=str(keep_count), font='Georgia 16', fill='red')


# ДВИЖЕНИЕ МЯЧА
ball_speed = 5
def move_ball():
    global keep_count, flag
    canvas.move(ball, 0, ball_speed)
    ball_center = canvas.coords(ball)[0] + 15
    keeper_coords = canvas.coords(keeper)

    if canvas.coords(ball)[3] - 15 >= 550:
        if keeper_coords[0] < ball_center < keeper_coords[2]:
            keep_count += 1
            canvas.itemconfig(count_table, text=str(keep_count))
            ball_x = randint(30, 270)
        else:
            flag = True



# ДВИЖЕНИЕ ПЛАТФОРМЫ
keeper_speed = 0
def move_keeper():
    global keeper_speed
    if keeper_speed == 5 and canvas.coords(keeper)[2] < 295 or keeper_speed == -5 and canvas.coords(keeper)[0] > 5:
        canvas.move(keeper, keeper_speed, 0)


# ОБРАБОТКА НАЖАТИЙ КЛАВИШ
def key_handler(event):
    global keeper_speed
    if event.keysym == 'Left':
        keeper_speed = -5
    elif event.keysym == 'Right':
        keeper_speed = 5
    elif event.keysym == 'space':
        keeper_speed = 0



# "ГЛАВНАЯ" ФУНКЦИЯ
flag = False
def main():
    move_ball()
    move_keeper()
    if flag:
        pass  # ПОТОМ ВПИСАТЬ ВСТАВКУ ТЕКСТА "game over"
    else:
        main()
        window.after(10, main)

main()

canvas.bind("<KeyPress>", key_handler)
canvas.focus_set()

move_ball()

window.mainloop()