#!/bin/bash

# option whether to fill all row or only those where information is missing
# $doupdate might be given as environment variable
if [ "$doupdate" = "" ]
then
   doupdate="yes" # update all entries (needed when new fields have been added)
   doupdate="no" # fill only entries which are not yet existing (default)
fi

source `dirname $0`/../Sourcefile.sh
printprocesslog "INFO starting $0 with option doupdate="$doupdate

logfile=$runlogpath"/FillAuxTemp-"$datetime".log"
date >> $logfile

# setup to use ftools
source $HEADAS/headas-init.sh

# check if software is available
if ! ls $factpath/fitsdump >/dev/null 2>&1
then 
   printprocesslog "ERROR "$factpath"/fitsdump is not available."
   finish
fi

# get dates
if [ "$certaindate" != "" ]
then
   getdates $certaindate
   echo  `date`": processing the following night(s): "${dates[@]} 
else
   # get all night
   #getdates "all"
   # get last 6 nights
   getdates 6
fi



printprocesslog "INFO processing the following night(s): "${dates[@]}
echo  `date`": processing the following night(s): "${dates[@]} >> $logfile 2>&1

cd $mars

# do filling of aux data 
for date in ${dates[@]}
do 
   auxdir=$auxdata/$date
   runnumber=`echo $date | sed -e 's/\///g'`
   if [ $runnumber -lt 20120328 ]
   then
      continue
   fi

   # check if aux files are available from that night
   if ! [ -d $auxdir ]
   then
      printprocesslog "INFO no data available in "$auxdir
      continue
   else
      printprocesslog "INFO processing files in "$auxdir
   fi

   # get file numbers from DB
   #   but only for not-corrupted files
   query="SELECT fRunID from RunInfo WHERE fNight="$runnumber" AND fFitsFileErrors=0 "
   if [ "$doupdate" = "no" ]
   then
      query=$query" AND ISNULL(fCameraTempMean) "
   fi
   printprocesslog "DEBUG get filenumbers from DB: QUERY: "$query
   filenumbers=( `sendquery $query` )
   # proceed only if there are files available
   if [ ${#filenumbers} -eq 0 ]
   then
      printprocesslog "INFO No files found in the DB for night "$date
      continue
   fi

   magicweatherfile=$auxdir/$runnumber.MAGIC_WEATHER_DATA.fits
   if ! [ -e $magicweatherfile ]
   then 
      printprocesslog "WARN "$magicweatherfile" not found."
   else
      weathernumerrors=`fverify $magicweatherfile 2>/dev/null | grep -o '[0-9][ ]error(s)'  | grep -E -o '[0-9]'`
      if [ $weathernumerrors -gt 0 ]
      then 
         printprocesslog "WARN for $magicweatherfile fverify returned "$weathernumerrors" error(s)."
      fi
   fi

   # fill auxiliary information for files
   for filenum in ${filenumbers[@]}
   do
      printprocesslog "INFO processing file number "$runnumber"_"`printf %03d $filenum`
      echo  `date`": processing file number "$runnumber"_"`printf %03d $filenum` >> $logfile 2>&1
      # get information from rawfile
      rawfile=$ziprawdata/$date/$runnumber"_"`printf %03d $filenum`.fits.fz
      if ! [ -e $rawfile ]
      then 
         if [ $runnumber -lt $checknight ] 
         then 
            printprocesslog "WARN "$rawfile" not found."
         else
            printprocesslog "INFO "$rawfile" not found."
         fi
         printprocesslog "INFO getting information from DB for "$rawfile
         # get information from DB
         query="SELECT Mjd(fRunStart)-40587 FROM RunInfo WHERE fNight="$runnumber" AND fRunID="$filenum
         tstart=`sendquery`
         query="SELECT Mjd(fRunStop)-40587 FROM RunInfo WHERE fNight="$runnumber" AND fRunID="$filenum
         tstop=`sendquery`
         query="SELECT Mjd(fRunStart)-40587-0.00011574 FROM RunInfo WHERE fNight="$runnumber" AND fRunID="$filenum
         tstart2=`sendquery`
         query="SELECT Mjd(fRunStop)-40587-0.00011574 FROM RunInfo WHERE fNight="$runnumber" AND fRunID="$filenum
         tstop2=`sendquery`
         if [ "$tstart" = "" ] || [ "$tstop" = "" ] || [ "$runtype" = "n/a" ]
         then 
            printprocesslog "WARN: "$rawfile" not available and one of the following information empty in DB: fRunStart("$tstart"), fRunStop("$tstop"), fRunTypeKey("$runtype") "
            continue
         fi
      else
         #checkfitsfile=`fverify $rawfile  2>/dev/null | grep '0 error(s)'`
         #if [ "$checkfitsfile" == "" ]
         #then
         #   numfitserrors=1
         #   printprocesslog "WARN: "$rawfile" probably corrupted."
         #   continue
         #fi
         mjdrefraw=`$factpath/fitsdump -h $rawfile  2>/dev/null | grep 'MJDREF' | grep -E -o '[0-9]{5}'`
         tstarti=`$factpath/fitsdump -h $rawfile  2>/dev/null | grep 'TSTARTI' | grep -E -o '[0-9]{5}'`
         tstartf=`$factpath/fitsdump -h $rawfile  2>/dev/null | grep 'TSTARTF' | grep -E -o '[0-9][.][0-9]+([E][\-][0-9][0-9])?' | sed -e 's/[E]+*/\\*10\\^/'`
         tstopi=`$factpath/fitsdump -h $rawfile  2>/dev/null | grep 'TSTOPI' | grep -E -o '[0-9]{5}'`
         tstopf=`$factpath/fitsdump -h $rawfile  2>/dev/null | grep 'TSTOPF' | grep -E -o '[0-9][.][0-9]+([E][\-][0-9][0-9])?' | sed -e 's/[E]+*/\\*10\\^/'`
         if [ "$tstarti" == "" ] || [ "$tstopi" == "" ] || [ "$tstartf" == "" ] || [ "$tstopf" == "" ]
         then
            printprocesslog "WARN: "$rawfile": one of the following keywords is empty or 0: TSTARTI TSTARTF TSTOPI TSTOPF "
            continue
         fi
         # assuming that at least TSTARTI and TSTOPI are consistent
         if [ $tstarti -gt 30000 ]
         then
            tstart=`echo " $tstarti + $tstartf - 40587 " | bc -l`
            tstart2=`echo " $tstarti + $tstartf - 40587 - 0.00011574 " | bc -l`  # 10 sec
            #tstart2=`echo " $tstarti + $tstartf - 40587 - 0.000023148 " | bc -l` # 2 sec
            tstop=`echo " $tstopi + $tstopf - 40587 " | bc -l`
         else
            tstart=`echo " $tstarti + $tstartf " | bc -l`
            tstart2=`echo " $tstarti + $tstartf - 0.00011574 " | bc -l`  # 10 sec
            #tstart2=`echo " $tstarti + $tstartf - 0.000023148 " | bc -l` # 2 sec
            tstop=`echo " $tstopi + $tstopf " | bc -l`
         fi
         #echo  `date`": processing file number "$runnumber"_"`printf %03d $filenum`
      fi

      # build query to update runinfo in DB
      query="UPDATE RunInfo SET "

      # get information from weather: T
      if [ -e $magicweatherfile ] && [ $weathernumerrors -eq 0 ]
      then 
         #echo $magicweatherfile" "$tstart" "$tstop
         printprocesslog "DEBUG root -q -b -l fact/processing/magicweather.C\("\"$magicweatherfile\""\,"$tstart"\,"$tstop"\)"
         mtemps=( `root -q -b -l fact/processing/magicweather.C\("\"$magicweatherfile\""\,$tstart\,$tstop\) | grep "result" | grep -E -o '[-]?[0-9]+[.]?[0-9]*'` )
         check1=$?
         case $check1 in
            0)   printprocesslog "INFO got info from "$magicweatherfile
                 ;;
            *)   printprocesslog "WARN getting info from "$magicweatherfile" failed (check1="$check1")."
                 ;;
         esac
         #echo ${mtemps[@]}
         if [ "${mtemps[0]}" == "" ]
         then 
            query=$query"fOutsideTempMean=NULL"
         else
            query=$query"fOutsideTempMean="${mtemps[0]}
         fi
         if [ "${mtemps[1]}" == "" ]
         then 
            query=$query", fOutsideTempRms=NULL"
         else
            query=$query", fOutsideTempRms="${mtemps[1]}
         fi
         if [ "${mtemps[2]}" == "" ]
         then 
            query=$query", fHumidityMean=NULL"
         else
            query=$query", fHumidityMean="${mtemps[2]}
         fi
         if [ "${mtemps[3]}" == "" ]
         then 
            query=$query", fHumidityRms=NULL"
         else
            query=$query", fHumidityRms="${mtemps[3]}
         fi
         if [ "${mtemps[4]}" == "" ]
         then 
            query=$query", fAirPressureMean=NULL"
         else
            query=$query", fAirPressureMean="${mtemps[4]}
         fi
         if [ "${mtemps[5]}" == "" ]
         then 
            query=$query", fAirPressureRms=NULL"
         else
            query=$query", fAirPressureRms="${mtemps[5]}
         fi
         if [ "${mtemps[6]}" == "" ]
         then 
            query=$query", fDewPointMean=NULL"
         else
            query=$query", fDewPointMean="${mtemps[6]}
         fi
         if [ "${mtemps[7]}" == "" ]
         then 
            query=$query", fDewPointRms=NULL"
         else
            query=$query", fDewPointRms="${mtemps[7]}
         fi
         if [ "${mtemps[8]}" == "" ]
         then 
            query=$query", fWindSpeedMean=NULL"
         else
            query=$query", fWindSpeedMean="${mtemps[8]}
         fi
         if [ "${mtemps[9]}" == "" ]
         then 
            query=$query", fWindSpeedRms=NULL"
         else
            query=$query", fWindSpeedRms="${mtemps[9]}
         fi
         if [ "${mtemps[10]}" == "" ]
         then 
            query=$query", fWindGustMean=NULL"
         else
            query=$query", fWindGustMean="${mtemps[10]}
         fi
         if [ "${mtemps[119]}" == "" ]
         then 
            query=$query", fWindGustRms=NULL"
         else
            query=$query", fWindGustRms="${mtemps[11]}
         fi
      else
         query=$query"fOutsideTempMean=NULL"
         query=$query", fOutsideTempRms=NULL"
         query=$query", fHumidityMean=NULL"
         query=$query", fHumidityRms=NULL"
         query=$query", fAirPressureMean=NULL"
         query=$query", fAirPressureRms=NULL"
         query=$query", fDewPointMean=NULL"
         query=$query", fDewPointRms=NULL"
         query=$query", fWindSpeedMean=NULL"
         query=$query", fWindSpeedRms=NULL"
         query=$query", fWindGustMean=NULL"
         query=$query", fWindGustRms=NULL"
      fi

      # add where condition
      query=$query" WHERE fNight="$runnumber" AND fRunID="$filenum
      
      # send query to DB
      sendquery >/dev/null
   done
done

finish