#!/usr/bin/env bash
#
#   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.

if [ "${TESTPATCHDEBUG}" == "true" ] ; then
  set -x
fi

BASEDIR=$(pwd)
TASKNAME="CLEAN"
OP=""
TEMPDIR=""
REPORTDIR=""
SUMMARYFILE=""
MVNPASSTHRU=""

###############################################################################
cleanupAndExit() {
  exit $1
}
###############################################################################
printUsage() {
  echo "Usage: $0 --taskname | (--op=pre|post|report --tempdir=<TEMP DIR>) [-D<VALUE>...] [-P<VALUE>...]"
  echo
}
###############################################################################
parseArgs() {
  for i in $*
  do
    case $i in
    --taskname)
      echo ${TASKNAME}
      exit 0
      ;;
    --op=*)
      OP=${i#*=}
      ;;
    --tempdir=*)
      TEMPDIR=${i#*=}
      ;;
    --reportdir=*)
      REPORTDIR=${i#*=}
      ;;
    --summaryfile=*)
      SUMMARYFILE=${i#*=}
      ;;
    -D*)
      MVNPASSTHRU="${MVNPASSTHRU} $i"
      ;;
    -P*)
      MVNPASSTHRU="${MVNPASSTHRU} $i"
      ;;
    esac
  done
  if [[ "${OP}" == "" || "${TEMPDIR}" == "" ]] ; then
    echo "Missing options"
    echo
    printUsage
    cleanupAndExit 1
  fi
  if [[ "${OP}" != "pre" && "${OP}" != "post" && "${OP}" != "report" ]] ; then
    echo "Invalid operation"
    echo
    printUsage
    cleanupAndExit 1
  fi
}
###############################################################################


parseArgs "$@"

case $OP in
  pre)
    mvn clean ${MVNPASSTHRU} > ${TEMPDIR}/${TASKNAME}.txt
    EXITCODE=$?
    # removing files created outside of target/ by pig-main and hive-main testcases
    rm -f core/pig*
    rm -f core/hive*
    exit $EXITCODE
    ;;
  post)
    ;;
  report)
    echo "{color:green}+1 ${TASKNAME}{color}" >> $SUMMARYFILE
    ;;
esac

exit 0