#!/bin/bash -eu

STATE_HOME=${XDG_STATE_HOME:-$HOME/.local/state}

STATEDIR=$STATE_HOME/saturn/48gx
mkdir -p "$STATEDIR"

if [ ! -e "$STATEDIR"/gxrom-r ]; then
    if [ ! -d /usr/share/saturn/ROMs/ ]; then
        echo "Error: No ROMs/ dir found"
        exit 1
    fi
    cp -R /usr/share/saturn/ROMs/ "$STATEDIR"/ROMs
    make -C "$STATEDIR"/ROMs get-roms
    cp "$STATEDIR"/ROMs/gxrom-r "$STATEDIR"/gxrom-r
fi

RAM=''
if [ ! -e "$STATEDIR"/ram ]; then
    RAM=-reset
fi

[ ! -e "$STATEDIR"/port1 ] && dd if=/dev/zero of="$STATEDIR"/port1 bs=1k count=128
[ ! -e "$STATEDIR"/port2 ] && dd if=/dev/zero of="$STATEDIR"/port2 bs=1k count=4096

# export XAPPLRESDIR=/etc/X11/app-defaults/
# export NLSPATH=/usr/share/locale/C/LC_MESSAGES/
/usr/bin/saturn -face hp48 -hw hp48 -stateDir "$STATEDIR" -rom gxrom-r $RAM -port1 port1 -port2 port2