#!/bin/sh
set -eu

repo=https://github.com/skk-dev/dict.git
dest=${1:-skkdicts}
revision=${2:-}

if [ "$#" -gt 2 ] || [ -z "$dest" ]; then
	echo "usage: $0 [destination [revision]]" >&2
	exit 2
fi
if [ -e "$dest" ]; then
	echo "$0: destination already exists: $dest" >&2
	exit 1
fi

git clone "$repo" "$dest"
if [ -n "$revision" ]; then
	git -C "$dest" checkout --detach "$revision"
fi