'''
CodeBot PT Practice #3
remix of Mission 3 WhatIf program
'''
from botcore import *
from time import sleep

motors.enable(True)
delay = 2.0

right_option1 = [30, 20, 30, 20, 30, 20, 30, 20]
left_option1 = [30, -20, 30, -20, 30, -20, 30, -20]
delays = [2.0, 0.72,2.0, 0.72,2.0, 0.72,2.0, 0.72]

def move(button):
    if button == 0:
        lefts = right_option1
        rights = left_option1
    else:
        lefts = left_option1
        rights = right_option1
    for index in range(len(delays)):
        motors.run(LEFT, lefts[index])
        motors.run(RIGHT, rights[index])
        sleep(delays[index])

# countdown
def countdown():
    leds.user_num(4, True)
    sleep(1.0)
    leds.user_num(3, True)
    sleep(1.0)

# -- Main Program --
countdown()
while True:
    if buttons.was_pressed(0):
        leds.user_num(0, True)
        leds.user_num(7, False)
        motors.enable(True)
        move(0)
        motors.enable(False)
    if buttons.was_pressed(1):
        leds.user_num(7, True)
        leds.user_num(0, False)
        motors.enable(True)
        move(1)
        motors.enable(False)