#!/usr/bin/env bash
set -eo pipefail
[[ $DOKKU_TRACE ]] && set -x

main() {
  declare desc="chowns a storage directory"
  declare DIRECTORY="$1" CHOWN_ID="$2"

  if [[ -z "$DIRECTORY" ]]; then
    echo " !     Please specify a directory to create" 1>&2
    exit 1
  fi

  if [[ ! "$DIRECTORY" =~ ^[A-Za-z0-9\\_-]+$ ]]; then
    echo " !     Directory can only contain the following set of characters: [A-Za-z0-9_-]" 1>&2
    exit 1
  fi

  if [[ "$CHOWN_ID" != "32767" ]] && [[ "$CHOWN_ID" != "1000" ]] && [[ "$CHOWN_ID" != "2000" ]]; then
    echo " !     Unsupported chown permissions. Supported values: 32767, 1000, 2000"
    exit 1
  fi

  chown -R "$CHOWN_ID:$CHOWN_ID" "${DOKKU_LIB_ROOT}/data/storage/$DIRECTORY"
}

main "$@"