#!/usr/bin/env python3

# This script regenerates the .icns files for MacOS application packaging.
# You need to be running on MacOS to use it (for iconutil)
# You also need rsvg-convert installed, with something like:
# brew install librsvg

import os
from shutil import copy, rmtree
from subprocess import call

ICON_SOURCES = "../../resources/bitmaps_png/sources/light/"

# (sourcename, (dest1, dest2, ...), output_dir)
ICONS = [
    # ("bitmap2component", ("bitmap2component",), "../../bitmap2component"),
    # ("cvpcb", ("cvpcb", "cvpcb_doc"), "../../cvpcb"),
    # ("eeschema", ("eeschema", "eeschema_doc"), "../../eeschema"),
    ("libedit", ("libedit", "libedit_doc"), "../../eeschema"),
    # ("gerbview", ("gerbview", "gerbview_doc"), "../../gerbview"),
    # ("kicad", ("kicad", "kicad_doc"), "../../kicad"),
    # ("pagelayout_editor", ("pagelayout_editor", "pagelayout_editor_doc"), "../../pagelayout_editor"),
    # ("pcbcalculator", ("pcb_calculator",), "../../pcb_calculator"),
    # ("pcbnew", ("pcbnew", "pcbnew_doc"), "../../pcbnew"),
    ("modedit", ("fpedit", "fpedit_doc"), "../../pcbnew")
]

SIZES = [
    ("16", ("16x16",)),
    ("32", ("16x16@2x", "32x32")),
    ("64", ("32x32@2x",)),
    ("128", ("128x128",)),
    ("256", ("128x128@2x", "256x256")),
    ("512", ("256x256@2x", "512x512")),
    ("1024", ("512x512@2x",))
]

if __name__ == '__main__':

    for src, dest, finaldir in ICONS:

        src = ICON_SOURCES + "icon_" + src + ".svg"
        iconset = dest[0] + ".iconset"

        os.mkdir(iconset)

        for size, outputs in SIZES:
            dest_path = os.path.join(iconset, "icon_" + outputs[0] + ".png")
            convert_size = "!{}x{}".format(size, size)
            print(size, convert_size, src, dest_path)
            call(["rsvg-convert", "--background-color=transparent", "--dpi-x=5000", "--dpi-y=5000",
                  "--width={}".format(size), "--height={}".format(size), "--output={}".format(dest_path),
                  src])
            for duplicate in outputs[1:]:
                dupe_path = os.path.join(iconset, "icon_" + duplicate + ".png")
                copy(dest_path, dupe_path)

        call(["iconutil", "-c", "icns", iconset])

        rmtree(iconset)

        for dupe in dest[1:]:
            copy(dest[0] + ".icns", os.path.join(finaldir, dupe + ".icns"))

        copy(dest[0] + ".icns", finaldir)

        os.remove(dest[0] + ".icns")