import pygame
from pygame.draw import rect, circle, ellipse, polygon, aalines, lines
from pygame.gfxdraw import aapolygon
import typing


def shift_points(points: typing.List[typing.Any], dx: int, dy: int) -> typing.List[typing.Any]:
    return [(x + dx, y + dy, *wh) for (x, y, *wh) in points]


def draw_background(s):
    mountains = [
            (0, 346), (95, 114), (165, 275), (272, 148), (474, 450), 
            (618, 139), (667, 195), (793, 41)
        ]
    mountains_bottom = [
            (0, 593), (39, 579), (78, 573), (102, 573), (177, 562), 
            (417, 562), (433, 565), (441, 576), (441, 597),
            (444, 599), (444, 656), (466, 665), (793, 665)
        ]
    polygon(s, (179, 179, 179), mountains + [(W, H), (0, H)])
    lines(s, (0, 0, 0), False, mountains)
    polygon(s, (170, 222, 135), mountains_bottom + [(W, H), (0, H)])
    aalines(s, (0, 0, 0), False, points=mountains_bottom)


def draw_animal(s, delta_x=0, delta_y=0):
    leg = [
            (109, 725, 25, 60),
            (108, 783, 26, 53),
            (115, 834, 26, 18),
        ]
    rectangles = [
            (245, 564, 65, 40),
            (238, 600, 50, 130),
            (100, 700, 180, 75),
            *leg, *shift_points(leg, 36, 34),
            *shift_points(leg, 103, -5), *shift_points(leg, 128, 33)
        ]
    for ellipse_rect in shift_points(rectangles, delta_x, delta_y):
        ellipse(s, (255, 255, 255), ellipse_rect)
    ellipse(s, (229, 128, 255), (260 + delta_x, 567 + delta_y, 30, 26))
    ellipse(s, (0, 0, 0), (275 + delta_x, 574 + delta_y, 11, 10))
    polygon(s, (255, 255, 255), shift_points([
        (245, 580), (238, 573), (236, 569), (232, 563), 
        (231, 559), (229, 555), (230, 550), (232, 556), 
        (235, 562), (240, 566), (244, 569), (248, 570), (253, 572)
    ], delta_x, delta_y))
    polygon(s, (255, 255, 255), shift_points([
        (253, 571), (250, 568), (246, 560), (244, 555), (243, 552),
        (243, 547), (246, 555), (250, 561), (253, 563), (259, 567)
    ], delta_x, delta_y))



def draw_flower(s, delta_x: int, delta_y: int):
    ellipses = [
            (663, 799, 24, 11), (652, 803, 24, 11),
            (679, 802, 24, 11),
            (668, 809, 24, 11, (255, 255, 0)),
            (686, 808, 24, 11), (647, 813, 24, 11),
            (660, 816, 24, 11), (679, 816, 24, 11)
        ]
    ellipses = shift_points(ellipses, delta_x - 682, delta_y - 814)
    for ellipse_rect in ellipses:
        color = (255, 255, 255)
        stroke = (0, 0, 0)
        if len(ellipse_rect) == 5:
            color = ellipse_rect[4]
            stroke = None
        ellipse(s, color, ellipse_rect[:4])
        if stroke is not None:
            ellipse(s, stroke, ellipse_rect[:4], 1)


def draw_rotated_flower(s, angle: float, delta_x: int, delta_y: int):
    surface = pygame.Surface((64, 41), pygame.SRCALPHA)
    draw_flower(surface, 35, 15)
    rotated_surf = pygame.transform.rotate(surface, angle)
    s.blit(rotated_surf, rotated_surf.get_rect(center=(delta_x + 32, delta_y + 20)))


def draw_flowers(s, delta_x: int, delta_y: int):
    circle(s, (113, 200, 55), (150 + delta_x, 150 + delta_y), 150)
    # (515, 775)
    # List[(X, Y, angle)]
    flowers = [
            (165, 40, 0), (75, 63, -30), (97, 121, -10),
            (230, 97, 30), (160, 184, 15), (221, 177, 70)
        ]
    for x, y, angle in flowers:
        draw_rotated_flower(s, -angle, x + delta_x - 20, y + delta_y)


def draw_animal_scaled(s, delta_x: int, delta_y: int, scale_x: float, scale_y: float):
    surface = pygame.Surface((214, 350), pygame.SRCALPHA)
    draw_animal(surface, -100, -540)
    surface = pygame.transform.scale(surface, (int(214 * abs(scale_x)), int(350 * abs(scale_y))))
    surface = pygame.transform.flip(surface, scale_x < 0, scale_y < 0)
    s.blit(
            surface, 
            surface.get_rect(center=(delta_x + int(214 * abs(scale_x) / 2), delta_y + int(350 * abs(scale_y) / 2)))
        )


def draw_flowers_scaled(s, delta_x: int, delta_y: int, scale_x: float, scale_y: typing.Optional[float] = None):
    if scale_y is None:
        scale_y = scale_x
    surface = pygame.Surface((300, 300), pygame.SRCALPHA)
    draw_flowers(surface, 0, 0)
    surface = pygame.transform.scale(surface, (int(300 * scale_x), int(300 * scale_y)))
    s.blit(
            surface, 
            surface.get_rect(center=(delta_x + int(150 * scale_x), delta_y + int(150 * scale_y)))
        )


pygame.init()

FPS = 30
W, H = 794, 1123
screen = pygame.display.set_mode((W, H))
screen.fill((175, 221, 233))
draw_background(screen)

draw_flowers_scaled(screen, 510, 892, 0.45)
draw_flowers_scaled(screen, 751, 1035, 0.28)
draw_flowers_scaled(screen, 664, 730, 0.5)
draw_flowers_scaled(screen, 561, 666, 0.36)
draw_flowers_scaled(screen, 694, 604, 0.32)
draw_flowers_scaled(screen, -20, 576, 0.3)

draw_animal_scaled(screen, -150, 730, 2, 2)
draw_animal_scaled(screen, 165, 586, 0.4, 0.4)
draw_animal_scaled(screen, 318, 639, -0.4, 0.4)
draw_animal_scaled(screen, 279, 465, 0.4, 0.4)
draw_animal_scaled(screen, 664, 595, -0.95, 0.95)

pygame.display.update()
clock = pygame.time.Clock()
finished = False

while not finished:
    clock.tick(FPS)
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            finished = True

pygame.quit()