#! /bin/sh

set -e

exe="$0"
cmd="$1"
remote="$2"

usage() {
    printf "Usage: %s (push|pull) REMOTE\n" "$exe"
    exit 1
}

case "$cmd" in
    push | pull) ;;
    *) usage ;;
esac

case "$remote" in
    '') usage ;;
    *) ;;
esac

file='description'
remote_url=$(git remote get-url "$remote")
remote_path="${remote_url}/${file}"
local_path=".git/${file}"

case "$cmd" in
    push) scp "$local_path" "$remote_path";;
    pull) scp "$remote_path" "$local_path";;
esac