leds

import board
import neopixel
import time
import random
import argparse

num_pixels = 60
iterations = 2

pixels = neopixel.NeoPixel(board.D18, num_pixels)

def chase():
    for j in range(iterations):
        for q in range(3):
            for i in range(0, num_pixels, 3):
                pixels[i+q] = (0,0,255)
            time.sleep(wait_ms / 1000.0)
            for i in range(0, num_pixels, 3):
                pixels[i+q] = (0,0,0)

def breath():
    for j in range(iterations):   
        for a in range(0, 255, 5):
            pixels.fill((0, 0, a))
            time.sleep(0.05)
        for a in range(255, -1, -5):
            pixels.fill((0, 0, a))
            time.sleep(0.05)

def twinkle():
    for j in range(0, 1000):
        p = random.randrange(0, num_pixels)
        pixels[p] = (0, 0, 255)
        pixels[p] = (0, 0, 0)


def lighttrail():
    for j in range(iterations):
        p = 0
        pixels.fill((0, 0, 255))
        for i in range(0, num_pixels):
            pixels[p] = (255, 255, 255)
            time.sleep(0.02)
            pixels[p] = (0, 0, 255)
            p += 1
            


def colorWipe():
    pixels.fill((0, 0, 0))

if __name__ == '__main__':
    # Process arguments
    parser = argparse.ArgumentParser()
    parser.add_argument('-c', '--clear', action='store_true', help='clear the display on exit')
    args = parser.parse_args()

    try:
        while True:
            print('Running test')
            breath()
            twinkle()
            print('Finished Twinkle')
            lighttrail()

    except:
        if args.clear:
            colorWipe()