#!/bin/sh

cd "$(dirname "$0")" || exit 1

if test "$#" -eq 0; then
	set --
	for font in \
		/usr/share/fonts/TTF/DejaVuSans.ttf \
		/usr/share/fonts/TTF/Jigmo.ttf \
		/usr/share/fonts/TTF/Jigmo2.ttf \
		/usr/share/fonts/noto/NotoSansCJK-Regular.ttc
	do
		test -f "$font" && set -- "$@" "$font"
	done
	if test "$#" -eq 0; then
		echo "run.sh: no default font found; pass a font file" >&2
		exit 1
	fi
fi

if ! test -x ./strans; then
	echo "run.sh: ./strans is not executable; run make first" >&2
	exit 1
fi
if test -n "${DISPLAY-}" && ! test -x xim/strans-xim; then
	echo "run.sh: xim/strans-xim is not executable; run make first" >&2
	exit 1
fi
if ! command -v pkill >/dev/null 2>&1; then
	echo "run.sh: pkill is required" >&2
	exit 1
fi

uid=$(id -u) || exit 1
pkill -TERM -u "$uid" -x strans-xim 2>/dev/null || :
pkill -TERM -u "$uid" -x strans 2>/dev/null || :
sleep 0.1
pkill -KILL -u "$uid" -x strans-xim 2>/dev/null || :
pkill -KILL -u "$uid" -x strans 2>/dev/null || :

./strans map "$@" </dev/null &
strans_pid=$!
if test -n "${DISPLAY-}"; then
	xim/strans-xim </dev/null &
	xim_pid=$!
	echo "run.sh: started daemon $strans_pid and XIM $xim_pid"
else
	echo "run.sh: started daemon $strans_pid; DISPLAY is unset"
fi