#!/bin/bash

SCRIPT=$(basename $0)

usage() {
	echo "Usage: $SCRIPT [--x] [--verbose] [su|sudo] [[{user}]@{host}] [[--] command...]"
}

termwrapper() {
	PRG=$@
	if [ "$V" = 1 ]; then
		echo $PRG
		sleep 4
	fi

	if [ -n "$PRG" ]; then
		x-terminal-emulator -e $PRG &
	else
		x-terminal-emulator &
	fi
}

# Initial setup
SU=''
SUDO=''
X=''
V=''
HOST=''
ssh_opts="-t"

while [ $# -gt 0 ]; do
	case $1 in
		su)		SU=1; SUDO=;;
		sudo)		SUDO=1; SU=;;
		--x|-x|x)	X=1; ssh_opts="$ssh_opts -X";;
		--verbose|-v)	V=1; ssh_opts="$ssh_opts -v";;
		--port|-p)	ssh_opts="$ssh_opts -p $2"; shift;;
		--)		shift; break;;
		-*)		usage; exit 1;;
		@*)		HOST=${1#@};;
		*@*)		HOST=$1;;
		*)		break;;
	esac
	shift
done

[ $# -gt 0 ] || set -- /bin/bash

# FIXME: needs shell wrapper (provided by SSH but not in local use)
[ -z "$SU" ] || set -- "echo -n 'Changing to root...: '; su -c \"cd; "$@"\""

[ -z "$SUDO" ] || set -- sudo -i -- "$@"

# Split program name from its options
if [ $# -gt 0 ]; then
	prg_base=$1
	shift
	prg_opts=$@
fi

# Pause for a moment if verbose
if [ "$V" = 1 ]; then
	prg_opts="$prg_opts; sleep 4"
fi

prg="$prg_base $prg_opts"

case "$HOST" in
    '')
	termwrapper $prg
	;;
    *)
	termwrapper ssh $ssh_opts $HOST $prg
	;;
esac