"""
Knight Rider

Use left and right button to make KITT more ore less enthusiastic

Written by: Anykey

"""

import leds
import htmlcolor
import buttons
import utime

speed = 0.05

def setPos(pos):
    for L in range(0, 11):
        if L == pos:
            leds.prep(L, htmlcolor.RED)
        else:
            leds.prep(L, htmlcolor.BLACK)
    leds.update()

def CheckButton():
    global speed
    pressed = buttons.read(
        buttons.BOTTOM_LEFT | buttons.BOTTOM_RIGHT
    )
    if pressed & buttons.BOTTOM_LEFT != 0:
        speed = speed + 0.01
    if pressed & buttons.BOTTOM_RIGHT != 0:
        if speed > 0.01:
            speed = speed - 0.01

while True:
    for P in range(0, 11):
       setPos(P)
       CheckButton()
       utime.sleep(speed)
    P = P - 1
    while P > 0:
        setPos(P)
        CheckButton()
        utime.sleep(speed)
        P = P -1