#!/bin/bash

UPLOAD_URL="ssh://fedorahosted.org/beakerlib"

doOrDie(){

  local MESSAGE="$1"

  local COMMAND="$2"

  local STDOUT="$(mktemp)" # no-reboot

  local STDERR="$(mktemp)" # no-reboot

  echo -n "$MESSAGE: "

  if eval "$COMMAND" >"$STDOUT" 2>"$STDERR"

  then

    echo "PASS"

    rm -f "$STDOUT" "$STDERR"

  else

    echo "FAIL"

    echo "=== STDOUT ==="

    cat "$STDOUT"

    echo "=== STDERR ==="

    cat "$STDERR"

    rm -f "$STDOUT" "$STDERR"

    exit 1

  fi

  return 0

}

checkOrDie(){

  if ! eval "$1"

  then

    echo -e "$2"

    exit 1

  fi

}

experimental(){

  local CHECKTAG="$1"

  local BRANCH="$2"

  checkOrDie "echo '$BRANCH' | grep -q -v master" "Experimental release should not be done from master branch"

  doOrDie "Creating an archive" "git archive --prefix=${CHECKTAG}/ -o ${CHECKTAG}.tar.gz HEAD"

}

checkTag() {

  local CHECKTAG="$1"

  if git tag | grep -q -w $CHECKTAG

  then

    echo "Tag $CHECKTAG already exists: update VERSION accordingly"

    exit 1

  else

    echo "Tag $CHECKTAG does not exist: proceeding further"

  fi

}

testing(){

  local CHECKTAG="$1"

  local BRANCH="$2"

  checkOrDie "echo '$CHECKTAG' | grep -q '\.99'" "Version for testing should contain .99 substring\nGot: $CHECKTAG"

  checkOrDie "echo '$BRANCH' | grep -q master" "Testing release should be done from master branch\nGot: $BRANCH"

  doOrDie "Pulling" "git pull"

  checkTag "$CHECKTAG"

  doOrDie "Creating an archive" "git archive --prefix=$CHECKTAG/ -o $CHECKTAG.tar.gz HEAD"

  doOrDie "Tagging commit as $CHECKTAG" "git tag $CHECKTAG"

  doOrDie "Pushing tags out there" "git push --tags"

}

upstream(){

  local CHECKTAG="$1"

  local BRANCH="$2"

  checkOrDie "echo '$CHECKTAG' | grep -q -v '\.99'" "Version for testing should not contain .99 substring\nGot: $CHECKTAG"

  checkOrDie "echo '$BRANCH' | grep -q master" "Testing release should be done from master branch\nGot: $BRANCH"

  doOrDie "Pulling" "git pull"

  checkTag "$CHECKTAG"

  doOrDie "Creating an archive" "git archive --prefix=$CHECKTAG/ -o $CHECKTAG.tar.gz HEAD"

  # TODO: update the main page with new version

	# TODO: create release notes and put it online

  doOrDie "Attempting to publish the tarball" "scp $CHECKTAG.tar.gz fedorahosted.org:beakerlib"

  doOrDie "Tagging commit as $CHECKTAG" "git tag $CHECKTAG"

  doOrDie "Pushing tags out there" "git push --tags"

  rm -f "$CHECKTAG.tar.gz"

}

CHECKTAG="$1"

RELEASE="$2"

BRANCH="$( git rev-parse --abbrev-ref HEAD)"

case "$RELEASE" in

  "experimental")

    experimental "$CHECKTAG" "$BRANCH"

    ;;

  "testing")

    testing "$CHECKTAG" "$BRANCH"

    ;;

  *)

    upstream "$CHECKTAG" "$BRANCH"

    ;;

esac