#! /bin/sh

export RUN_ENVIR=${RUN_ENVIR:-prod}

set -x

export PS4='$SECONDS + '
echo "$0 STRDATE "`date`

fatal() {
  msg="fatal error $*"
  postmsg "$msg"
  exit 8
}

####################################
# obtain unique process id (pid) and make temp directory
####################################
export job=${job:-JOB}
export outid=${outid:-OUTID}
export pid=$$
export DATA=${DATA:-$DATAROOT/${jobid}}
mkdir -p $DATA
cd $DATA || fatal "could not cd to $DATA"
export cycle=t${cyc}z

####################################
# Specify NET and RUN Name and model
# File To Log Msgs
# SENDCOM  - Copy Files From TMPDIR to $COMOUT
# SENDDBN  - Issue DBNet Client Calls
####################################
export NET=${NET:-rcdas}
export RUN=${RUN:-rcdas}
export model=${model:-rcdas}
export version=${version:-$rcdas_ver}

if [ $envir = "prod" ]
then
   export SENDDBN=${SENDDBN:-YES}
else
   export SENDDBN=${SENDDBN:-NO}
fi
export SENDCOM=${SENDCOM:-'YES'}

####################################
# Determine Job Output Name on System
####################################
export outid="LL$job"
export pgmout="OUTPUT.${pid}"
touch $pgmout
export pgmerr=errfile

####################################
# Specify Execution Areas
####################################
export HOMErcdas=$PACKAGEROOT/${model}.${version}
export EXECrcdas=${HOMErcdas}/exec
export PARMrcdas=${HOMErcdas}/parm
export USHrcdas=${HOMErcdas}/ush
export SCRIPTSrcdas=${HOMErcdas}/scripts
export FIXrcdas=${HOMErcdas}/fix

##############################
# Run setpdy and initialize PDY variables
##############################
set +x
setpdy.sh
. ./PDY
set -x

##############################
# set DATE
##############################
export DATE=${DATE:-$PDYm2$cyc}
#
YEAR=`echo $DATE | cut -c1-4`
export CDATE=`echo $DATE | cut -c1-8`
export CYC=`echo $DATE | cut -c9-10`
export DATE_M15=`$NDATE -15 $DATE`
export CDATM15=`echo $DATE_M15 | cut -c1-8`
export DATE_M12=`$NDATE -12 $DATE`
export CDATM12=`echo $DATE_M12 | cut -c1-8`
export DATE_M09=`$NDATE -9 $DATE`
export DATE_M06=`$NDATE -6 $DATE`
export DATE_M03=`$NDATE -3 $DATE`

# time of latest snow/sst/ice analyses
export CDATE_SNOW=`expr $DATE_M12 / 100`
export DATE_SNOW=`expr $DATE_M12 / 100`00


##############################################
# Define COM directories
##############################################
set -x
export COMIN=${COMIN:-$(compath.py ${envir}/com/${NET}/${version})}
export COMOUT=${COMOUT:-$(compath.py -o ${NET}/${version})/${RUN}.${CDATE}}
#LZ added COMOUT=$COMIN/${RUN}.$CDATE
export COMOUT=$COMIN/${RUN}.$CDATE

export COMIN_M15=$COMIN/${RUN}.$CDATM15
export COMIN_M12=$COMIN/${RUN}.$CDATM12
export COMIN_SNOW=${COMIN_SNOW:-$COMIN/${RUN}.$CDATE_SNOW}

[ ! -d $COMOUT ] && mkdir -p $COMOUT

msg="HAS BEGUN on `hostname`"
postmsg "$msg"

env

##############################################
# some run-time parameters
##############################################
# assimilation of radiances?
export DORAD='YES'

# assimilation of precipitation?
export DOPCP='YES'

# assimilate obs
export DOOBS='YES'

##############################################
# Run setup to initialize working directory and utility scripts
##############################################

export RUN_EDAS=$DATA/edas_$DATE_M12
[ ! -d $RUN_EDAS ] && mkdir -p $RUN_EDAS
cd $RUN_EDAS || fatal "cd $RUN_EDAS"
rm -f $RUN_EDAS/*

echo $DATE > curdate

echo "$COMOUT $DATE edas        `date`" > curdate_edas

echo DATEXX$DATE > nmcdate.tm00
set +x
echo " -----------------------------------------------"
echo "   North American Regional Reanalysis"
echo "   NCEP/EMC/MMB / ROOM 207 / 763-8000"
echo " "
echo "   ETA 3DVAR ANALYSIS TM12 TIME IS ${DATE_M12}"
echo "   `date`"
echo " _______________________________________________"
echo "                                                "
echo "environment info for this execution follows:"
echo "stream ..................................... $COMOUT"
echo "temporary processing file directory is ..... $RUN_EDAS"
echo "executable UOI directory is ................ $EXECrcdas"
echo "............................................"

##############################################
# ${HOMErcdas}/scripts/exrcdas_assim.sh.ecf
${HOMErcdas}/scripts/exrcdas_assim_4x5.sh
##############################################
err=$?
if [ $? -eq 0 ] ; then
  msg="ENDED NORMALLY."
else
  msg="ERROR."
fi

cd $DATA 
postmsg "$msg 4x5"

##############################
# Remove the Temporary working directory
##############################
if [ "$KEEPDATA" != YES ] ; then
   rm -r $DATA
fi

date
exit $err