from kandinsky import *

def adjust_color(color, dr, dg, db):
    r = min(max(color[0] + dr, 0), 255)
    g = min(max(color[1] + dg, 0), 255)
    b = min(max(color[2] + db, 0), 255)
    return (r, g, b)

def draw_tetris_block(x, y, size, base_color, mode="out"):
    border = max(2, size // 8)

    # Déduction automatique
    light = adjust_color(base_color, +40, +40, +40)
    dark  = adjust_color(base_color, -50, -50, -50)
    inner = adjust_color(base_color, -20, -10, -30)

    # Mode 3D extérieur ("out") ou intérieur ("in")
    if mode == "out":
        top_left = light
        bottom_right = dark
    else:  # "in"
        top_left = dark
        bottom_right = light

    # Bloc principal
    fill_rect(x, y, size, size, base_color)

    # Bord haut-gauche
    for i in range(border):
        fill_rect(x + i, y, size - 2*i, 1, top_left)
        fill_rect(x, y + i, 1, size - 2*i, top_left)

    # Bord bas-droit
    for i in range(border):
        fill_rect(x + i, y + size - 1 - i, size - 2*i, 1, bottom_right)
        fill_rect(x + size - 1 - i, y + i, 1, size - 2*i, bottom_right)

    # Centre
    inset = border + 1
    fill_rect(x + inset, y + inset, size - 2*inset, size - 2*inset, inner)

draw_tetris_block(10, 10, 50, (255, 0, 100), mode="out")  # 3D positif
draw_tetris_block(70, 10, 50, (255, 0, 100), mode="in")   # 3D négatif