#!/bin/sh

set -e

type git || exit 1
test -s VERSION.txt && test -s changelog && test -d ../qt

export TVERSION="$1"
commit=master
test -z "$2" || commit="$2"

if test -z "$TVERSION"; then
  echo "usage: $0 <VERSION> [commit]"
  echo "   if commit is ommitted, 'master' is used"
  exit 1
fi

if ! git diff-index --quiet HEAD --; then
  echo "You have local changes, please commit, reset or stash them"
  exit 1
fi

lasttag=$(git describe --abbrev=0 HEAD)
unset unchanged
for i in changelog README.md; do
  if git diff --quiet "$lasttag" -- $i; then
    echo "File $i untouched since $lasttag"
    unchanged="x"
  fi
done

if test -n "$unchanged"; then
  echo "Are you sure to not change the file(s) above?"
  read a
fi

x=$(git grep "^xca $TVERSION " changelog ||
  git grep "^$TVERSION\$" VERSION || :)

if test -n "$x"; then
  echo "$x"
  echo Release $TVERSION already exists
  exit 1
fi

echo "$TVERSION" > VERSION.txt
(
 LANG=C date +"xca $TVERSION %a %b %d %Y"
 echo
 cat changelog
) > changelog.new
mv changelog.new changelog

git commit VERSION.txt changelog -m "Prepare XCA $TVERSION"
git tag -a "RELEASE.$TVERSION" -m "Release version $TVERSION"

# Create the tar.gz
make dist
releasedir="$HOME/xca-$TVERSION"
mkdir -p "$releasedir"
cp xca-$TVERSION.tar.gz "$releasedir"
(
  cd ..
  tar zxf "$releasedir/xca-$TVERSION.tar.gz"
  mkdir -p "xca-$TVERSION/BUILD" && cd "xca-$TVERSION/BUILD"
  ../configure && make -j7
  mkdir "$releasedir/doc"
  cp -a doc/html "$releasedir/doc"
)
(
  cd ..
  rm -rf xca_build
  "./xca-$TVERSION/release/build-w64.sh"
  cp "xca-portable-${TVERSION}.zip" msi-installer-dir-${TVERSION}.zip "$releasedir"
)

ls -la  "$releasedir"