'''
Mission 9 Remix 1C
Arrows spin counter clockwise instead of clockwise
Index starts at top index nd decrements instead of increments
Includes button to stop program.
'''

from codex import *
import random
from time import sleep

def show_random_arrow():
    arrow = random.randrange(8)
    display.show(pics.ALL_ARROWS[arrow])

def spin_animation_counter(count):
    index = len(pics.ALL_ARROWS) - 1
    loops = 0
    delay = 0.0
    while loops < count:
        loops = loops + 1
        display.show(pics.ALL_ARROWS[index])
        sleep(delay)
        delay = delay + 0.005
        index = index - 1
        if index == -1:
            index = len(pics.ALL_ARROWS) - 1

while True:
    if buttons.is_pressed(BTN_A) or buttons.is_pressed(BTN_B):
        spin_animation_counter(20)
        show_random_arrow()

    if buttons.is_pressed(BTN_D):
        break

display.clear()
display.print("Thanks",scale=4)