LEGO Isle AppImage builder

AppRun

#!/bin/sh

HERE="$(dirname "$(readlink -f "${0}")")"

MAIN=$(grep -r "^Exec=.*" "$HERE"/*.desktop | head -n 1 | cut -d "=" -f 2 | cut -d " " -f 1)

# MAIN_BIN=$(find "$HERE/usr/bin" -name "$MAIN" | head -n 1)
MAIN_BIN="$HERE/usr/bin/isle-config"

export PATH="${HERE}/usr/bin/":$PATH # Prefer bundled binaries

export QT_QPA_PLATFORMTHEME=xdgdesktopportal # Use XDG filepicker for forward compatability
[ -z "$QT_PLUGIN_PATH" ] && export QT_PLUGIN_PATH=/usr/lib/qt6/plugins:/usr/lib64/qt6/plugins # Use system Qt theme, will fallback to the default one if unavailable


if [ ! -z $APPIMAGE ]; then
  BINARY_NAME=$(basename "$ARGV0")
  if [ -e "$HERE/usr/bin/$BINARY_NAME" ]; then
    exec "$HERE/usr/bin/$BINARY_NAME" "$@"
  else
    exec "${MAIN_BIN}" "$@"
  fi
else
  exec "${MAIN_BIN}" "$@"
fi

Build

#!/usr/bin/env bash
set -e

export LD_LIBRARY_PATH="build/lib:$LD_LIBRARY_PATH"
export QMAKE=/usr/lib/qt6/bin/qmake

BUILD_SOURCE=../build
APPRUN_SOURCE=AppRun
DESKTOP_FILE_SOURCE=isle-portable.desktop

cd $(dirname $0)

clean(){
    rm -rf assets tools build AppDir
}

download(){
    if [ ! -e "$1" ]; then
        curl -Lo "$1" "$2"
    fi
}

prepare(){
    mkdir -p tools
    mkdir -p assets

    download tools/appimagetool.AppImage https://github.com/AppImage/appimagetool/releases/download/continuous/appimagetool-$(uname -m).AppImage
    chmod u+x tools/appimagetool.AppImage

    download tools/linuxdeploy.AppImage https://github.com/linuxdeploy/linuxdeploy/releases/latest/download/linuxdeploy-$(uname -m).AppImage
    chmod u+x tools/linuxdeploy.AppImage

    download tools/linuxdeploy-plugin-qt.AppImage https://github.com/linuxdeploy/linuxdeploy-plugin-qt/releases/latest/download/linuxdeploy-plugin-qt-$(uname -m).AppImage
    chmod u+x tools/linuxdeploy-plugin-qt.AppImage

    download assets/isle.png https://github.com/isledecomp/isle/blob/master/assets/isle.png?raw=true
    magick assets/isle.png -resize 256x256 assets/isle.png
    download assets/isle-config.png https://github.com/isledecomp/isle/blob/master/assets/config.png?raw=true
    magick assets/isle-config.png -resize 256x256 assets/isle-config.png

    if [ ! -f "assets/isle-portable.desktop" ]; then
        cp $DESKTOP_FILE_SOURCE assets/isle-portable.desktop
        cp $APPRUN_SOURCE assets/AppRun
    fi

    if [ ! -d "build" ]; then
        cp -r $BUILD_SOURCE build
    fi
}

compile(){

    NO_STRIP=1 tools/linuxdeploy.AppImage \
        --plugin qt \
        -e build/bin/isle \
        -e build/bin/isle-config \
        -d assets/isle-portable.desktop \
        -i assets/isle.png \
        -i assets/isle-config.png \
        --custom-apprun=AppRun \
        --appdir=AppDir
}

package(){
    tools/appimagetool.AppImage AppDir "LEGO_Island-$(uname -m).AppImage"
}

stop(){
    exit
}

for func in "$@"; do
    "$func"
done
prepare
compile
package

isle-portable.desktop

[Desktop Entry]
Name=LEGO Island
GenericName=
Comment=LEGO-themed open-world adventure game
Name[uk_UA]=LEGO Island
GenericName[uk_UA]=
Comment[uk_UA]=Тематична LEGO гра з відкритим світом
Actions=Settings
Categories=Game;AdventureGame;ActionGame;KidsGame;
Exec=isle
Icon=isle
StartupNotify=true
StartupWMClass=lego-isle
Type=Application

[Desktop Action Settings]
Exec=isle-config
Name=Settings
Name[uk_UA]=Налаштування
Icon=isle-config