#!/bin/bash
# SPDX-FileCopyrightText: 2026 Project Tick
# SPDX-FileContributor: Project Tick
# SPDX-License-Identifier: GPL-3.0-or-later

svg2png() {
    input_file="$1"
    output_file="$2"
    width="$3"
    height="$4"

    inkscape -w "$width" -h "$height" -o "$output_file" "$input_file"
}

if command -v "inkscape" && command -v "icotool" && command -v "oxipng"; then
    # Windows ICO
    d=$(mktemp -d)

    svg2png org.projecttick.MeshMC.svg "$d/MeshMC_16.png" 16 16
    svg2png org.projecttick.MeshMC.svg "$d/MeshMC_24.png" 24 24
    svg2png org.projecttick.MeshMC.svg "$d/MeshMC_32.png" 32 32
    svg2png org.projecttick.MeshMC.svg "$d/MeshMC_48.png" 48 48
    svg2png org.projecttick.MeshMC.svg "$d/MeshMC_64.png" 64 64
    svg2png org.projecttick.MeshMC.svg "$d/MeshMC_128.png" 128 128
    svg2png org.projecttick.MeshMC.svg "$d/MeshMC_256.png" 256 256

    oxipng --opt max --strip all --alpha --interlace 0 "$d/MeshMC_"*".png"

    rm org.projecttick.MeshMC.ico && icotool -o org.projecttick.MeshMC.ico -c \
        "$d/MeshMC_256.png"  \
        "$d/MeshMC_128.png"  \
        "$d/MeshMC_64.png"   \
        "$d/MeshMC_48.png"   \
        "$d/MeshMC_32.png"   \
        "$d/MeshMC_24.png"   \
        "$d/MeshMC_16.png"
else
    echo "ERROR: Windows icons were NOT generated!" >&2
    echo "ERROR: requires inkscape, icotool and oxipng in PATH"
fi

if command -v "inkscape" && command -v "iconutil" && command -v "oxipng"; then
    # macOS ICNS
    d=$(mktemp -d)

    d="$d/org.projecttick.MeshMC.iconset"

    mkdir -p "$d"

    svg2png org.projecttick.MeshMC.bigsur.svg "$d/icon_16x16.png" 16 16
    svg2png org.projecttick.MeshMC.bigsur.svg "$d/icon_16x16@2x.png" 32 32
    svg2png org.projecttick.MeshMC.bigsur.svg "$d/icon_32x32.png" 32 32
    svg2png org.projecttick.MeshMC.bigsur.svg "$d/icon_32x32@2x.png" 64 64
    svg2png org.projecttick.MeshMC.bigsur.svg "$d/icon_128x128.png" 128 128
    svg2png org.projecttick.MeshMC.bigsur.svg "$d/icon_128x128@2x.png" 256 256
    svg2png org.projecttick.MeshMC.bigsur.svg "$d/icon_256x256.png" 256 256
    svg2png org.projecttick.MeshMC.bigsur.svg "$d/icon_256x256@2x.png" 512 512
    svg2png org.projecttick.MeshMC.bigsur.svg "$d/icon_512x512.png" 512 512
    svg2png org.projecttick.MeshMC.bigsur.svg "$d/icon_512x512@2x.png" 1024 1024

    oxipng --opt max --strip all --alpha --interlace 0 "$d/icon_"*".png"

    iconutil -c icns "$d"
    cp -v "$d/org.projecttick.MeshMC.icns" .
else
    echo "ERROR: macOS icons were NOT generated!" >&2
    echo "ERROR: requires inkscape, iconutil and oxipng in PATH"
fi

# replace icon in themes
cp -v org.projecttick.MeshMC.svg "../launcher/resources/multimc/scalable/instances/logo.svg"