#!/bin/bash
if (( $EUID == 0 )); then echo "The build process is not meant to be run with root privilege, exiting now." >&2; exit 1; fi

cd "${0%/*}"
SRCFILES="terrarumwindows_x86"
DESTDIR="TerrarumWindows.x86"
RUNTIME="runtime-windows-x86"
RCFILE="../out/build_autogen_windows.rc"
JARNAME="TerrarumBuild.jar"

if [ ! -d "../assets_release" ]; then
    echo "'assets_release' does not exist; prepare the assets for the release and put them into the assets_release directory, exiting now." >&2
    exit 1
fi

# Cleanup
rm -rf $DESTDIR || true
mkdir $DESTDIR

# Prepare an application
if ! command -v x86_64-w64-mingw32-gcc  &> /dev/null
then
    echo 'Mingw32 not found; please install mingw64-cross-gcc (or similar) to your system' >&2; exit 1;
fi

# Compile .rc
x86_64-w64-mingw32-windres $RCFILE -O coff -o $RCFILE.res

# compile exe
x86_64-w64-mingw32-gcc -Os -s -o $DESTDIR/Terrarum.exe $SRCFILES/Terrarum.c $RCFILE.res || { echo 'Building EXE failed' >&2; exit 1; }

# Copy over a Java runtime
mkdir $DESTDIR/out
cp -r "../out/$RUNTIME" $DESTDIR/out/
mv $DESTDIR/out/$RUNTIME/bin/java.exe $DESTDIR/out/$RUNTIME/bin/Terrarum.exe

# Copy over all the assets and a jarfile
cp -r "../assets_release" $DESTDIR/
mv $DESTDIR/assets_release $DESTDIR/assets
cp  "../out/$JARNAME" $DESTDIR/out/

# zip everything
rm "out/$DESTDIR.zip"
zip -r -9 -l "out/$DESTDIR.zip" $DESTDIR
rm -rf $DESTDIR || true
echo "Build successful: $DESTDIR"