# CircuitPlaygroundExpress_LightSensor
# reads the on-board light sensor and graphs the brighness with NeoPixels

from simpleio import map_range
from analogio import AnalogIn
import board
import neopixel
import time

pixels = neopixel.NeoPixel(board.NEOPIXEL, 10, auto_write=0, brightness=.05)
pixels.fill((0,0,0))
pixels.show()

analogin = AnalogIn(board.LIGHT)

while True:
    #light value remaped to pixel position
    peak = map_range(analogin.value, 2000, 62000, 0, 9)
    print(analogin.value)
    print(int(peak))

    for i in range(0, 9, 1):
         if i <= peak:
             pixels[i] = (0, 255, 0)
         else:
             pixels[i] = (0,0,0)
    pixels.show()

    time.sleep(0.01)