#!/bin/sh

export SDL_DISABLE_LOCK_KEYS=1 # Work around for bug in Debian/Ubuntu SDL patch.
#export SDL_VIDEO_CENTERED=1    # Centre the screen.  Messes up resizing.

pkgname=dwarffortress
prefix=/usr
libdir=lib

# Check for user DF directory

if [[ ! -d "$HOME/.$pkgname" ]]; then
    mkdir -p "$HOME/.$pkgname/data"
    ln -s ${prefix}/share/"$pkgname"/raw "$HOME/.$pkgname/raw"
    ln -s ${prefix}/libexec/"$pkgname" "$HOME/.$pkgname/libs"
    cp -rn ${prefix}/share/"$pkgname"/data/init "$HOME/.$pkgname/data/init"
fi

# Check for dfhack directory (currently, opt/dfhack).

hack_pkgname=dfhack

if [[ ! -d "$HOME/.$pkgname/hack" ]]; then
# Link libraries out of libdir.
    ln -sf ${libdir}/"$hack_pkgname"/hack "$HOME/.$pkgname/hack"
    ln -sf ${libdir}/"$hack_pkgname"/dfhack "$HOME/.$pkgname/dfhack"
    ln -sf ${libdir}/"$hack_pkgname"/dfhack-run "$HOME/.$pkgname/dfhack-run"

# Link and copy configuration out of datadir.
    ln -sf ${prefix}/share/"$hack_pkgname"/dfhack.init-example "$HOME/.$pkgname/dfhack.init-example"
	cp -r ${prefix}/share/"$hack_pkgname"/dfhack-config "$HOME/.$pkgname/dfhack-config"

fi

# stonesense and dfhack can be installed independendently.
if [[ ! -d "$HOME/.${pkgname}/stonesense" ]]; then
	if [ -d "${prefix}/share/${hack_pkgname}/stonesense" ]; then
		ln -s ${prefix}/share/"$hack_pkgname"/stonesense "$HOME/.$pkgname/stonesense"
	fi
fi

# Copy over bits of DF.

if [[ ! -f "$HOME/.dwarffortress/.stockpile" ]]; then
    for link in announcement art dipscript help index initial_movies movies shader.fs shader.vs sound speech; do
        cp -r ${prefix}/share/"$pkgname"/data/$link "$HOME/.$pkgname/data/$link"
    done
fi

cd "$HOME/.$pkgname"
exec ./dfhack "$@"