#!/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  05/2007 <mailto:dorner@astro.uni-wuerzburg.de>
#
#   Copyright: MAGIC Software Development, 2000-2007
#
#
# ========================================================================
#
#
#
##############################################################################
#
# This script can be used to do the merppupdate for already calibrated data.
#
# You have to set the path, where your calibrated files are stored.
# 
##############################################################################

# to be set by the user: 
# the directory, where the *_Y_*-files of your calibration are stored
outpath=

#regular expression for the filename
name2=

if ! [ "$1" = "" ]
then
   outpath=$1
   if ! [ "$2" = "" ]
   then
      name2=$2
   else
      name2="20*_Y_*_E.root" 
   fi
   
   if ! [ "$3" = "" ]
   then
      echo "You gave too many arguments."
      exit
   fi
fi

if [ "$outpath" = "" ]
then 
   echo "You have to give an outpath."
   exit
fi

if ! ls $outpath >/dev/null 2>&1
then 
   echo "Your outpath is not valid."
   exit
fi
   
calfiles=`find $outpath -name "$name2"`

echo "calfiles: "$calfiles

for calfile in ${calfiles[@]}
do 
   echo "updating $calfile..."
   
   merpplogpath=$outpath"/merpplogs"
   if [ ! -d $merpplogpath ]
   then
      mkdir -pv $merpplogpath 
      if [ ! -d $merpplogpath ]
      then
         echo "could not make merpplogpath "$merpplogpath 
         exit
      fi
   fi
   
   runno=`echo $calfile | cut -d_ -f2 | sed -e 's/^0//' | sed -e 's/^0//' | sed -e 's/^0//' `
   date=`date --date \`basename $calfile | cut -d_ -f1\` +%Y/%m/%d`
   ccfile=`find /magic/subsystemdata/cc/$date -name 20[0-2][0-9][01][0-9][0-3][0-9]_*${runno}_[PDCS]_*_S.rep`
   cacofile=`find /magic/subsystemdata/caco/$date -name dc_20[0-2][0-9]_[01][0-9]_[0-3][0-9]_*${runno}_*.txt`
   echo "runno: "$runno 
   echo "ccfile: "$ccfile 
   if [ "$ccfile" = "" ]
   then
      echo "no ccfile found for run "$runno 
      break
   fi
   if [ "$cacofile" = "" ]
   then 
      echo "cacofile with no $runno not found" 
      echo "finding cacofile..." 
      for (( i = 0; i <= 10; i++ ))
      do 
         newrun=`echo $runno - $i | bc`
         cacofile=`find $cacopath -name *$newrun*`
         if [ "$cacofile" = "" ]
         then
            if [ $i -eq 9 ]
            then
               echo "no cacofile found for runno $newrun in $cacopath" 
               break 2
            fi   
            continue
         else
            break
         fi
      done
   fi
   echo "cacofile: "$cacofile 
   ./merpp -u --log=$merpplogpath/merppccupdate$runno.log --runfile=$runno $ccfile $calfile 
   echo "./merpp -u --log=$merpplogpath/merppccupdate$runno.log --runfile=$runno $ccfile $calfile "

   ./merpp -u --log=$merpplogpath/merppcacoupdate$runno.log --auto-time $cacofile $calfile 
   echo "./merpp -u --log=$merpplogpath/merppcacoupdate$runno.log --auto-time $cacofile $calfile "
   
done