#!/bin/sh
# trk — translate English↔Korean, direction picked from input.

if [ $# -gt 0 ]; then
	text=$*
else
	text=$(cat)
fi

if printf '%s' "$text" | grep -qP '[\x{AC00}-\x{D7A3}\x{3131}-\x{3163}]'; then
	pair=ko:en
else
	pair=en:ko
fi

exec trans -b "$pair" "$text"