#!/bin/sh
set -e

ARANGODB="/usr/sbin/arangod"

# source debconf library
. /usr/share/debconf/confmodule

if [ "$1" = "configure" -a -z "$2" ]; then
    db_get @CPACK_PACKAGE_NAME@/password

    # Escape backslashes and quotes 
    if [ -n "$RET" ]; then
      ARANGODB_DEFAULT_ROOT_PASSWORD=`echo $RET|sed -e 's;\\\\;\\\\\\\\;g' -e 's;";\\\\";g'` \
         /usr/sbin/arango-init-database \
         --uid arangodb --gid arangodb || true
    fi
    db_set @CPACK_PACKAGE_NAME@/password_again ""
    db_set @CPACK_PACKAGE_NAME@/password ""
    db_go
fi

# check if we should upgrade the database directory

UPGRADE=false
$ARANGODB --uid arangodb --gid arangodb --server.rest-server false --log.foreground-tty false --database.check-version \
  || UPGRADE=true

db_get @CPACK_PACKAGE_NAME@/upgrade
if [ "$RET" = "true" ];  then
  if [ "$UPGRADE" = "true" ];  then
    db_get @CPACK_PACKAGE_NAME@/backup

    if [ "$RET" = "true" ];  then
      BACKUP="/var/lib/arangodb3-`date +%F-%H-%M-%S`"
      cp -a /var/lib/arangodb3 $BACKUP
      echo "A backup of your database files has been stored in $BACKUP."
    fi

    echo "Upgrading database files."
    $ARANGODB --uid arangodb --gid arangodb --server.rest-server false --log.level error --database.auto-upgrade true
  else
    echo "Database files are up-to-date."
  fi
elif [ "$UPGRADE" = "true" ];  then
  echo "Warning: database files need upgrade, automatic upgrade is disable, please do it manually."
  echo "After you've prepared your system for upgrade run "
  echo "  /etc/init.d/arangodb3 upgrade"
  echo "  dpkg --pending --configure"
  echo "after the packaging system is in stable state again."
else
  echo "Database files are up-to-date."
fi

db_stop

# Automatically added by dh_installinit
if [ -x "/etc/init.d/arangodb3" ]; then
	update-rc.d arangodb3 defaults >/dev/null
	invoke-rc.d arangodb3 start || exit $?
fi
# End automatically added section


exit 0