#!/usr/bin/env sh

set -eu

if [ $# -lt 2 ]; then
  echo "Usage: set-description <name> <...description>" 1>&2
  exit 1
fi

repo_name="$1"; shift 1;
[ -z "$repo_name" ] && echo "Error: empty repo name" 1>&2 && exit 1

description="$*";
[ -z "$description" ] && echo "Error: empty description" 1>&2 && exit 1

repo_dir="/git/${repo_name}.git"

if ! [ -d "$repo_dir" ]; then
  echo "Error: $repo_name doesn't exist" 1>&2
  exit 1;
fi

echo "$description" > "${repo_dir}/description"

echo "Done"