#!/usr/bin/env python3
"""Genera le icone dell'app: harbour-calibreweb.png (86x86) e -108 (108x108)."""
from PIL import Image, ImageDraw

BG = (46, 52, 64)      # #2E3440
ACCENT = (136, 192, 208)  # #88C0D0
PAGE = (229, 233, 240) # #E5E9F0
SPINE = (94, 129, 172) # #5E81AC


def draw_icon(size):
    img = Image.new("RGBA", (size, size), (0, 0, 0, 0))
    d = ImageDraw.Draw(img)
    margin = size * 0.045
    radius = size * 0.16
    # sfondo arrotondato
    d.rounded_rectangle([margin, margin, size - margin, size - margin],
                        radius=radius, fill=BG)

    # libro aperto: due pagine trapezoidali + dorso
    cx = size / 2
    top = size * 0.34
    bot = size * 0.68
    half = size * 0.16
    outer_l = size * 0.22
    outer_r = size * 0.78

    left_page = [(cx - half, top), (cx, top), (cx, bot), (outer_l, bot + size * 0.04)]
    right_page = [(cx, top), (cx + half, top), (outer_r, bot + size * 0.04), (cx, bot)]

    d.polygon(left_page, fill=ACCENT)
    d.polygon(right_page, fill=ACCENT)

    # dorso
    d.rectangle([cx - size * 0.014, top, cx + size * 0.014, bot], fill=SPINE)

    # righe delle pagine
    lw = max(1, int(size * 0.012))
    for y_frac in (0.45, 0.52, 0.59):
        y = size * y_frac
        d.line([(cx - half + size * 0.03, y), (outer_l + size * 0.06, y + size * 0.025)],
               fill=PAGE, width=lw)
        d.line([(cx + half - size * 0.03, y), (outer_r - size * 0.06, y + size * 0.025)],
               fill=PAGE, width=lw)
    return img


def main():
    draw_icon(108).save("icons/harbour-calibreweb-108.png")
    draw_icon(86).save("icons/harbour-calibreweb.png")
    print("icone scritte")


if __name__ == "__main__":
    main()