#!/bin/sh

if  [ -z "$GISBASE" ] ; then
    echo "You must be in GRASS GIS to run this program." >&2
 exit 1
fi

### setup enviro vars ###
eval `g.gisenv`
: ${GISBASE?} ${GISDBASE?} ${LOCATION_NAME?} ${MAPSET?}

source ${GISBASE}/etc/r.rast4d/globals/defines.sh

if [ "$GRAST4D_DBM" = "sqlite3" ] ; then
   if [ ! -f $GRAST4D_DATABASE ] ; then
      if [ ! -d ./db/ ]; then mkdir ./db/ ; fi
         echo "Initializing SQLite db..."
         ${GISBASE}/etc/r.rast4d/bin/init_db.sh
      else
         echo "$GRAST4D_DATABASE already exists. Doing nothing. Remove that DB file to start over"
   fi
else
   psql -l | grep $PGDB > /dev/null
   if [ $? -ne 0 ] ; then
     # TODO: implement psql magic to call 'createdb'
     echo "ERROR: PostgreSQL database <$PGDB> does not exist. Run 'createdb $PGDB' as appropriate."
     exit 1
   else
     echo "Initializing PostgreSQL database..."
     ${GISBASE}/etc/r.rast4d/bin/init_db.sh
   fi
fi
echo "Done. Now you can use the tg.* commands."

exit 0