remove

#!/bin/bash

PROGRAM=$(basename $0)

function usage() {
  echo "Usage: $PROGRAM [--container container_to_stop_and_remove] [--image image_to_remove]"
  echo "-------------------------------------------------------------------------------------"
  echo "Example: $PROGRAM --container dev1 --image dev"
}

function error() {
    echo $1
    echo ""
    usage
    exit 1
}

while true; do
    case $1 in
    --container) CONTAINER="$2" ; shift ;;
    --image) IMAGE="$2" ; shift ;;
    --dryrun) DEBUG=true ;;
    --help) usage ; exit 0; shift ;;
    (--) shift;;
    (-*) error "$PROGRAM: unrecognized option \"$1\"";;
    (*) break;;
    esac
    shift
done

if [ ! -z "$CONTAINER" ]
then
  CONTAINER_REMOVAL_CMD="docker container stop $CONTAINER && docker container rm $CONTAINER"
fi

if [ ! -z "$IMAGE" ]
then
  IMAGE_REMOVAL_CMD="docker image rm $IMAGE"
fi

if [ ! -z "$CONTAINER_REMOVAL_CMD" ] && [ ! -z "$IMAGE_REMOVAL_CMD" ]
then
  DIVIDER=" && "
fi

CMD="$CONTAINER_REMOVAL_CMD$DIVIDER$IMAGE_REMOVAL_CMD"

if [ "$DEBUG" = true ] ; then
    echo "Command to be executed:"
    echo ""
    echo "\"$CMD\""
    exit 0
fi

if [ -z "$CMD" ]
then
  echo "Nothing to do"
  exit 0
fi

eval $CMD