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

tar_help_content_func() {
  declare desc="return tar plugin help content"
  cat<<help_content
    tar:in <app>, Reads an tarball containing the app from stdin
    tar:from <app> <url>, Loads an app tarball from url
help_content
}

tar_help_cmd() {
  if [[ $1 = "tar:help" ]] ; then
    echo -e 'Usage: dokku tar[:COMMAND]'
    echo ''
    echo 'An alternative to using git, apps are loaded via tarballs instead.'
    echo ''
    echo 'Additional commands:'
    tar_help_content_func | sort | column -c2 -t -s,
  elif [[ $(ps -o command= $PPID) == *"--all"* ]]; then
    tar_help_content_func
  else
    cat<<help_desc
    tar, Deploy applications via tarball instead of git
help_desc
  fi
}