#  Copyright (C) 2018-2019 LEIDOS.
# 
#  Licensed under the Apache License, Version 2.0 (the "License"); you may not
#  use this file except in compliance with the License. You may obtain a copy of
#  the License at
# 
#  http://www.apache.org/licenses/LICENSE-2.0
# 
#  Unless required by applicable law or agreed to in writing, software
#  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
#  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
#  License for the specific language governing permissions and limitations under
#  the License.

__list_docker_images()
{
  if [ -z "$1" ]; then 
    docker image ls --format "{{.Repository}}:{{.Tag}}" "usdotfhwastol/carma-config" | grep -v "<none>$"
  else
    docker image ls --format "{{.Repository}}:{{.Tag}}" | grep -v "<none>$"
  fi
}

__list_remote_images()
{
    wget -q https://registry.hub.docker.com/v1/repositories/usdotfhwastol/carma-config/tags -O -  | \
    sed -e 's/[][]//g' -e 's/"//g' -e 's/ //g' | tr '}' '\n'  | \
    awk -F: '{print "usdotfhwastol/carma-config:"$3}'
}

__carma()
{
  local cur prev subcmds config_subcmds
  COMPREPLY=()
  _get_comp_words_by_ref -n : cur prev
  subcmds="config start stop ps help attach"
  config_subcmds=" status list_local list_remote install set edit inspect reset"

  case ${prev} in
    "config")
      COMPREPLY=( $(compgen -W "${config_subcmds}" -- ${cur}) )
      ;;
    "set")
      COMPREPLY=( $(compgen -W "$(__list_docker_images $cur)" -- "${cur}") )
      __ltrim_colon_completions "$cur"
      ;;
    "install")
      COMPREPLY=( $(compgen -W "$(__list_remote_images)" -- "${cur}") )
      __ltrim_colon_completions "$cur"
      ;;
    "stop")
      COMPREPLY=( $(compgen -W "all" -- "${cur}") )
      ;;
    "start")
      COMPREPLY=( $(compgen -W "all" -- "${cur}") )
      ;;
    "carma")
      COMPREPLY=( $(compgen -W "${subcmds}" -- ${cur}) )
      ;;
    *)
      return
      ;;
  esac
}

complete -F __carma carma
