from PIL import Image, ImageDraw
#stars
import random
star_list = []
def generate_star_list(nstars, sky_width, sky_height):
    star_list = []
    for i in range(nstars):
        x = random.randint(0, sky_width)
        y = random.randint(0, sky_height)
        star_list.append((x,y))
    return star_list
star_list = generate_star_list(80, 350, 230)

def crop_image(img):
	img2 = img.copy()
	color_with_alpha = (0,0,0,0)
	for x in range(img2.width):
		for y in range(img2.height):
			r, g, b, a = img.getpixel((x, y))
			if r == 0 and g == 0 and b == 0:
				img2.putpixel((x,y), color_with_alpha)
	return img2

# TODO:  replace width, height, and bgcolor with correct values
img = Image.new('RGBA', (350, 300), (3, 20, 41))


# TODO:  create instance of ImageDraw object
draw = ImageDraw.Draw(img)

#stars
n = 0
for i in range(len(star_list)):
    draw.circle((star_list[n]), 1, fill = (245, 244, 229))
    n += 1

#house
draw.rectangle((50,170,149,229), "firebrick")

#grasslines
for i in range (0, 350):
    if i % 2 == 0:
        draw.line((i, 230, i, 226), fill = (16,94,12), width = 1)

#moon
draw.circle((275, 75), 30, fill = (247, 234, 206))

#grass
draw.rectangle((0,230,349,300), "green")

#brick  bg
draw.rectangle((90, 230, 109, 300), (75, 75, 75))

# darkbricks
y1 = 214
y2 = 221
for i in range(0, 8):
    y1 += 16
    y2 += 16
    draw.rectangle((90, y1, 93, y2), (50, 50, 50))
    draw.rectangle((98, y1, 101, y2), (50, 50, 50))
    draw.rectangle((106, y1, 109, y2), (50, 50, 50))
    draw.rectangle((94, y1+8, 97, y2+8), (50, 50, 50))
    draw.rectangle((102, y1+8, 105, y2+8), (50, 50, 50))

#door
draw.rectangle((90,190,109,229), "blue")

#roof
draw.polygon((50,169,149,169,100,140), "blue")

#image copy
with img.copy() as im:
    temp_img = im.copy()

#bird
with Image.open("bird.png") as im:
    resized_bird_image = im.resize((50,50))
cropped_bird_img = crop_image(resized_bird_image)
Image.Image.alpha_composite(img, resized_bird_image, (0, 120))

#image copy
with img.copy() as im:
    temp_img = im.copy()

#bird
with Image.open("bird.png") as im:
    resized_bird_image = im.resize((50,50))
cropped_bird_img = crop_image(resized_bird_image)

frames = []
for i in range(0, 120):
   frames.append(Image.Image.alpha_composite(img, resized_bird_image, (0, i)))

# Make sure you keep img.show in this main block
if __name__ == "__main__":
    img.show()


# This will save the gif from the frames list
# DO NOT MODIFY!
if __name__ == "__main__":
    frames[0].save('house-scene.gif',
                   save_all=True,
                   append_images=frames[1:],
                   disposal=2,
                   fps=20,
                   loop=0)