import os, random
from PIL import Image

light_directory = os.fsencode(str(os.getcwd() + "/planets/light"))
noise_directory = os.fsencode(str(os.getcwd() + "/planets/noise"))
sphere_directory = os.fsencode(str(os.getcwd() + "/planets/sphere"))

amount_lights = len(os.listdir(light_directory))
amount_noise = len(os.listdir(noise_directory))
amount_sphere = len(os.listdir(sphere_directory))



def blendPlanetParts(light, noise, sphere, alpha):
    blended = Image.blend(sphere, light, alpha)
    blended2 = Image.blend(blended, noise, alpha)
    return blended2


def getRandomPlanet():
    light = Image.open("planets/light/light" + str(random.randrange(0,amount_lights)) + ".png").convert('RGBA')
    noise = Image.open("planets/noise/noise" + str(random.randrange(0,amount_noise)) + ".png").convert('RGBA')
    sphere = Image.open("planets/sphere/sphere" + str(random.randrange(0,amount_sphere)) + ".png").convert('RGBA')

    planet = blendPlanetParts(light, noise, sphere, 0.1)

    return planet

planet = getRandomPlanet()
planet.save('planet1.png')