import time
import board
import busio
from adafruit_neotrellis.neotrellis import NeoTrellis
from adafruit_neotrellis.multitrellis import MultiTrellis
from neotrellism4 import NeoTrellisM4
import adafruit_adxl34x

import conway  # Some functions are in an .mpy module for performance

# Starting point:
#   * VOID, GLIDER, BEATING_HEART, BLOOM, FROG
#   * RANDOM_UNIVERSE(percentage)
universe = conway.GLIDER


# Create the i2c object for the trellis
I2C = busio.I2C(board.SCL, board.SDA)

# Create the trellis. This is for a 2x2 array of TrellisM4 (first row) with
# 2 Neotrellis (second row).
# 
# [ NeoM4_left | NeoM4_right ]
#   neotrellis0 | neotrellis1

trellim4_left = NeoTrellisM4()
trellim4_right = NeoTrellisM4(left_part=trellim4_left)
trelli = [[trellim4_left, trellim4_right],
          [NeoTrellis(I2C, False, addr=0x2F), NeoTrellis(I2C, False, addr=0x2E)]]

trellis = MultiTrellis(trelli)


I2C_ACCEL = busio.I2C(board.ACCELEROMETER_SCL, board.ACCELEROMETER_SDA)
accelerometer = adafruit_adxl34x.ADXL343(I2C_ACCEL)
accelerometer.enable_motion_detection(threshold=conway.ACCEL_THRESHOLD)

#this will be called when button events are received
def genesis_callback(xcoord, ycoord, edge):
    #turn the LED on when a rising edge is detected
    if edge == NeoTrellis.EDGE_RISING:
        universe[xcoord][ycoord] = not(universe[xcoord][ycoord])
        if universe[xcoord][ycoord]:
            trellis.color(xcoord, ycoord, conway.ON)
        else:
            trellis.color(xcoord, ycoord, conway.OFF)
    conway.draw_universe(trellis, universe)


def evo_callback(xcoord, ycoord, edge):
    pass


# Init. all the keys for Genesis
for x in range(8):
    for y in range(8):
        #activate rising edge events on all keys
        trellis.activate_key(x, y, NeoTrellis.EDGE_RISING)
        trellis.set_callback(x, y, genesis_callback)

trellis.sync()
conway.draw_universe(trellis, universe)



# Genesis
while not(accelerometer.events["motion"]):
     #the trellis can only be read every 17 millisecons or so
     trellis.sync()
     time.sleep(.02)

print("The end of Genesis, time to evolve...")

# Init. all the keys for Evolution
for x in range(8):
    for y in range(8):
        #activate rising edge events on all keys
        trellis.activate_key(x, y, NeoTrellis.EDGE_RISING)
        trellis.set_callback(x, y, evo_callback)

trellis.sync()
conway.draw_universe(trellis, universe)

generation = 0

#Evolution
while True:
    new_universe = [[False for x in range(8)] for y in range(8)]
    ext_universe = conway.extend_universe(universe)
    for x in range(8):
        for y in range(8):
            n = conway.living_neighbour_count(x, y, ext_universe)
            if n == 3: 
                new_universe[x][y] = True
                # print(x, y, n, "alive")
            elif n == 2 and universe[x][y]:
                new_universe[x][y] = True
                # print(x, y, n, "still alive")
            else:
                new_universe[x][y] = False
                # print(x, y, n, "dead")
    generation += 1
    print(generation)
    universe = new_universe.copy()

    conway.draw_universe(trellis, universe)