#!/bin/sh

set -e

clean() {
	exec 3>&-
	rm "$FIFO_UEBERZUG"
}

if [ -n "$SSH_CLIENT" ] || [ -n "$SSH_TTY" ]; then
	command lf "$@"
else
	[ ! -d "$XDG_CACHE_HOME/lf" ] && mkdir --parents "$XDG_CACHE_HOME/lf"
	export FIFO_UEBERZUG="/tmp/ueberzug-$$"
	mkfifo "$FIFO_UEBERZUG"
	ueberzug layer -s -p json <"$FIFO_UEBERZUG" &
	exec 3>"$FIFO_UEBERZUG"
	trap clean HUP INT QUIT TERM PWR EXIT
	command lf "$@" 3>&-
fi