sceptrefun

#!/usr/bin/env bash

realpath() {
  python -c "import os,sys; print(os.path.realpath(sys.argv[1]))" "$0"
}

BASEDIR="$(dirname "$(dirname "$(realpath "$0")")")"

SCEPTRE_HIJACK=$(which sceptre)

AFPLAY_OPTS=( -v "${VOLUME:-0.2}" )

ARGTOTAL=3
SCEPTRE_ACTION=$1
SCEPTRE_ENV=$2
SCEPTRE_STACK=$3
CHANGE_SET=$4
SCEPTRE_THEME_DEFAULT="orc"
SCEPTRE_THEME=${SCEPTRE_THEME-$SCEPTRE_THEME_DEFAULT}

if [ ! -d "$BASEDIR/assets/$SCEPTRE_THEME" ]; then
	echo -e '\033[1;33m'"'$SCEPTRE_THEME' theme does not exist, will use default '$SCEPTRE_THEME_DEFAULT' theme" '\033[0m'
	SCEPTRE_THEME=$SCEPTRE_THEME_DEFAULT
fi

SCEPTRE_UPGRADE_STACK="$BASEDIR/assets/$SCEPTRE_THEME/jobupdate.mp3"
SCEPTRE_DELETE_STACK="$BASEDIR/assets/$SCEPTRE_THEME/jobdelete.mp3"
SCEPTRE_SUCCESS="$BASEDIR/assets/$SCEPTRE_THEME/jobdone.mp3"
SCEPTRE_FAIL="$BASEDIR/assets/$SCEPTRE_THEME/jobfail.mp3"
SCEPTRE_INIT="$BASEDIR/assets/$SCEPTRE_THEME/jobinit.mp3"
MISSINGARGS="$BASEDIR/assets/$SCEPTRE_THEME/missingargs.mp3"
TRAPC="$BASEDIR/assets/$SCEPTRE_THEME/trapc.mp3"

trap trapctrlc SIGINT
trapctrlc() {
	afplay "${AFPLAY_OPTS[@]}" "$TRAPC"
	echo -e '\033[1;33m'"$USER has left the game" '\033[0m'
	exit 1
}

REGEX="^.*-env$"
if [[ "$SCEPTRE_ACTION" =~ $REGEX ]]
then
	if [[ $SCEPTRE_ACTION == "delete-env" ]]
	then
		SCEPTRE_INIT=$SCEPTRE_DELETE_STACK
	fi

	afplay "${AFPLAY_OPTS[@]}" "$SCEPTRE_INIT"

	if "$SCEPTRE_HIJACK" "$SCEPTRE_ACTION" "$SCEPTRE_ENV";
	then
		afplay "${AFPLAY_OPTS[@]}" "$SCEPTRE_SUCCESS"
		exit 0
	else
		afplay "${AFPLAY_OPTS[@]}" "$SCEPTRE_FAIL"
		exit 1
	fi
fi

if [[ "$SCEPTRE_ACTION" == "create-change-set" || "$SCEPTRE_ACTION" == "describe-change-set" ]]
then
	ARGTOTAL=$((ARGTOTAL + 1))
	afplay "${AFPLAY_OPTS[@]}" "$SCEPTRE_INIT"

	if "$SCEPTRE_HIJACK" "$SCEPTRE_ACTION" "$SCEPTRE_ENV" "$SCEPTRE_STACK" "$CHANGE_SET";
	then
		afplay "${AFPLAY_OPTS[@]}" "$SCEPTRE_SUCCESS"
		exit 0
	else
		afplay "${AFPLAY_OPTS[@]}" "$SCEPTRE_FAIL"
		exit 1
	fi
fi


case $SCEPTRE_ACTION in
	update-stack|update-stack-cs)
		SCEPTRE_SUCCESS=$SCEPTRE_UPGRADE_STACK
		CHANGE_SET=""
		;;
	delete-stack)
		SCEPTRE_INIT=$SCEPTRE_DELETE_STACK
		;;
esac

if [[ $# -ne "$ARGTOTAL" ]];
then
	echo "Missing/too many parameters"
	afplay "${AFPLAY_OPTS[@]}" "$MISSINGARGS"
	exit 1
fi

afplay "${AFPLAY_OPTS[@]}" "$SCEPTRE_INIT"
if "$SCEPTRE_HIJACK" "$SCEPTRE_ACTION" "$SCEPTRE_ENV" "$SCEPTRE_STACK";
then
	afplay "${AFPLAY_OPTS[@]}" "$SCEPTRE_SUCCESS"
else
	afplay "${AFPLAY_OPTS[@]}" "$SCEPTRE_FAIL"
	exit 1
fi