#!/bin/sh

testEmail=""

#
# list of users who want email every night with the log file
#
logRecipients="miller86@llnl.gov hank@uoregon.edu"
logRecipients="${logRecipients} brugger1@llnl.gov harrison37@llnl.gov"

#
# Parse the command line to determine the host to run on.
#
host="surface"
status="fail"

for abc
do
   case $1 in
      -fail)
         status="fail"
         shift
         ;;
      -host)
         host=$2
         shift 2
         ;;
      -pass)
         status="pass"
         shift
         ;;
   esac
done

#
# If we have a pass, send out the pass e-mail and exit.
#
if test "$status" = "pass" ; then
   #
   # Create the list to send the e-mail to.
   #
   emailList=`echo $logRecipients | tr ' ' '\n' | sort | uniq`

   #
   # Create the email.
   #
   rm -rf mailmsg
   cat > mailmsg << EOF
From: visit-developers@ornl.gov
Subject: The test suite run on $host passed
The test suite run on $host passed.
EOF

   #
   # Send the email.
   #
   if test -n "$testEmail"; then
      cat mailmsg | /usr/sbin/sendmail $testEmail
   else
      cat mailmsg | /usr/sbin/sendmail $emailList
   fi
   rm -f mailmsg

   exit 0
fi

#
# Check that we have a checkout of src data and test sitting in our directory.
#
if test ! -e src ; then
   echo "The src directory does not exist."
   exit 1
fi
if test ! -e data ; then
   echo "The data directory does not exist."
   exit 1
fi
if test ! -e test ; then
   echo "The test directory does not exist."
   exit 1
fi

#
# Determine the revision number of the last pass.
#
lastpass=0
if test -e src/tools/dev/scripts/lastpass_$host ; then
   lastpass=`cat src/tools/dev/scripts/lastpass_$host`
fi

#
# Determine the list of users who modified the source since the last pass.
#
rm -f modifiers
touch modifiers
if test "$lastpass" != "0" ; then
   git log $lastpass..HEAD | grep '^Author: ' | sed 's/>//' | cut -d'<' -f2 | sort | uniq >> modifiers
fi

#
# Build the email list of modifiers.
#
modifiersEmails=
for user in `cat modifiers` ; do
    useremail=`./src/tools/dev/scripts/nersc_username_to_email $user`
    modifiersEmails="$modifiersEmails $useremail"
done
rm -f modifiers

#
# Build the complete email list, making sure we don't wind up including a
# user from logrecipients and modifiers twice.
#
emailList="`echo $logRecipients` `echo $modifiersEmails`"
emailList=`echo $emailList | tr ' ' '\n' | sort | uniq`

#
# Create the email and send it.
#
rm -rf mailmsg
cat > mailmsg << EOF
From: visit-developers@ornl.gov
Subject: The test suite run on $host failed
The test suite run on $host failed.

The list of users who have modified VisIt since the
test suite last succesfully PASSED or PASSED w/SKIPS
is...

EOF
echo $modifiersEmails | tr ' ' '\n' | sort >> mailmsg
echo "" >> mailmsg
echo "The test suite results are at http://portal.nersc.gov/project/visit/" >> mailmsg
echo "" >> mailmsg

if test -n "$testEmail"; then
   cat mailmsg | /usr/sbin/sendmail $testEmail
else
   cat mailmsg | /usr/sbin/sendmail $emailList
fi
rm -f mailmsg
