#!/bin/sh
#
# ========================================================================
#
# *
# * This file is part of MARS, the MAGIC Analysis and Reconstruction
# * Software. It is distributed to you in the hope that it can be a useful
# * and timesaving tool in analysing Data of imaging Cerenkov telescopes.
# * It is distributed WITHOUT ANY WARRANTY.
# *
# * Permission to use, copy, modify and distribute this software and its
# * documentation for any purpose is hereby granted without fee,
# * provided that the above copyright notice appear in all copies and
# * that both that copyright notice and this permission notice appear
# * in supporting documentation. It is provided "as is" without express
# * or implied warranty.
# *
#
#
#   Author(s): Daniela Dorner  08/2008 <mailto:dorner@astro.uni-wuerzburg.de>
#
#   Copyright: MAGIC Software Development, 2000-2008
#
#
# ========================================================================
#
# This script resets the priorities for the tables RunProcessStatus
# SequenceProcessStatus and DataSetProcessStatus
#

alias mymysql='mysql -u $user --password=$pw --host=vela $db -e'


function usage()
{
   echo "Usage: $0 [options]"
   echo "options:"
   echo -n "  --db          "
   echo " name of the db for which you want to reset the priorities"
   echo "                   if no db is given, MyMagic is resetted"
   echo -n "  --user        "
   echo " db user "
   echo -n "  --pw          "
   echo " pw of the db user "
   echo ""
   echo -n "  -d            "
   echo " reset only priorities of datasets"
   echo -n "  -r            "
   echo " reset only priorities of runs"
   echo -n "  -s            "
   echo " reset only priorities of sequences"
   echo ""
   echo "  If none of the last three option is chosen, all of them are resetted."
   echo ""
   exit
}


all="yes"
while [ "$1" ]
do 
   case $1 in 
        --db) shift
              db=$1
              ;;
        --pw) shift
              pw=$1
              ;;
      --user) shift
              user=$1
              ;;
          -h) usage
              ;;
          -d) ds="yes"
              all="no"
              ;;
          -r) rn="yes"
              all="no"
              ;;
          -s) sq="yes"
              all="no"
              ;;
           *) echo "unknown option $1 "
              usage
              exit
              ;;
   esac
   shift
done


if [ "$pw" = "" ] || [ "$user" = "" ]
then 
   echo "Please give user and password for the DB $db."
   usage
fi

if [ "$db" = "" ]
then 
   echo "You didn't give a database. The priorities for MyMagic will be resetted in 5 seconds..."
   db="MyMagic"
   sleep 5
fi

if [ "$all" = "yes" ]
then 
   ds="yes"
   rn="yes"
   sq="yes"
fi


if [ "$rn" = "yes" ]
then
   query1="update RunProcessStatus set fPriority=fRunNumber"
   if ! mymysql "$query1"
   then
      echo "ERROR: could not reset priorities for RunProcessStatus"
   else
      echo "The priorities for RunProcessStatus have been resetted successfully."
   fi
fi

if [ "$sq" = "yes" ]
then
   query2="update SequenceProcessStatus set fPriority=fSequenceFirst"
   if ! mymysql "$query2"
   then
      echo "ERROR: could not reset priorities for SequenceProcessStatus"
   else
      echo "The priorities for SequenceProcessStatus have been resetted successfully."
   fi
fi

if [ "$ds" = "yes" ]
then
   query3="update DataSetProcessStatus set fPriority=fDataSetNumber"
   if ! mymysql "$query3"
   then
      echo "ERROR: could not reset priorities for DataSetProcessStatus"
   else
      echo "The priorities for DataSetProcessStatus have been resetted successfully."
   fi
fi