name=nxengine
version=1006
update_url="http://nxengine.sourceforge.net/"

dlextract "http://nxengine.sourceforge.net/dl/nx-src-$version.tar.bz2" \
          "cc0d1f5608bba70df86a6f5a3b4dd3bd"
download "http://www.cavestory.org/downloads/cavestoryen.zip" \
         "5aad47f1cb72185d6e7f4c8c392f6b6e"

extrafile "nxengine.sh"
extrafile "nxengine.desktop"
extrafile "nxengine.png"
header_end

extract "cavestoryen.zip" '' "unzip -qd {dst} {src}"

# Some keyboards don't have an accessible backtick.
console_key="$(safe_sed $(option console_key=\`))"
sed -i -e "s/\`/$console_key/" nx/input.cpp
sed -i -e "s/\`/$console_key/" nx/console.cpp

# Allow custom CFLAGS to the Makefile
sed -i -e '/g++/s/-o/$(CFLAGS) -o/g' nx/Makefile

# Build the nx executable
make -C nx

# Install the nxengine executable
install -Dm755 nx/nx "$dir_install/$dir_prefix/$dir_libdir/nxengine/nx"

# Install the necessary data
mkdir -p "$dir_install/$dir_prefix/share/nxengine"
install -m644 nx/font.ttf nx/smalfont.bmp nx/sprites.sif nx/tilekey.dat CaveStory/Doukutsu.exe "$dir_install/$dir_prefix/share/nxengine/"
cp -r CaveStory/data "$dir_install/$dir_prefix/share/nxengine/data"

# Install the run script
# Where the files will be copied to on runtime.
dir_runtime="$(option dir_runtime=\$HOME/.nxengine)"
sed -i -e "s/%PREFIX%/$(safe_sed "$dir_prefix")/" \
       -e "s/%RUNTIME%/$(safe_sed "$dir_runtime")/" \
       -e "s/%LIBDIR%/$(safe_sed "$dir_libdir")/" \
       -e "s/%DATADIR%/$(safe_sed "$dir_datadir")/" \
       nxengine.sh
install -Dm755 nxengine.sh "$dir_install/$dir_prefix/$dir_bindir/nxengine"

# Install desktop file and icon
install -Dm644 nxengine.png "$dir_install/$dir_prefix/share/pixmaps/nxengine.png"
install -Dm644 nxengine.desktop "$dir_install/$dir_prefix/share/applications/nxengine.desktop"

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