#!/bin/bash -e

# Run this script with 
#
#   makedeb.sh <system>
#
# Currently system can be:
#   ubuntu16    - Ubuntu 16.10LTS
#   ...


target="$1"

if ! [ -e version.sh ]; then
  echo "*** ERROR: no version information found (no version.sh). Call this script from the root directory."
  exit 1
fi

buildopts=

# TODO: derive this list automatically?
case $target in
ubuntu16)
  depends="libqt4-designer (>= 4.8.6), libqt4-xml (>= 4.8.6), libqt4-sql (>= 4.8.6), libqt4-network (>= 4.8.6), libqtcore4 (>= 4.8.6), libqtgui4 (>= 4.8.6), zlib1g (>= 1.2.8), libgit2-24 (>= 0.24.0), libruby2.3 (>= 2.3.1), python3 (>= 3.5.1), libpython3.5 (>= 3.5.1), libstdc++6 (>= 4.6.3), libc6 (>= 2.15)"
  # No HTTPS support - that is somewhat useless
  buildopts=-nolibgit2
  ;;
ubuntu18)
  depends="libqt4-designer (>= 4.8.7), libqt4-xml (>= 4.8.7), libqt4-sql (>= 4.8.7), libqt4-network (>= 4.8.7), libqtcore4 (>= 4.8.7), libqtgui4 (>= 4.8.7), zlib1g (>= 1.2.11), libgit2-26 (>= 0.26.0), libruby2.5 (>= 2.5.1), python3 (>= 3.6.5), libpython3.6 (>= 3.6.5), libstdc++6 (>= 8), libc6 (>= 2.27)"
  ;;
ubuntu20)
  depends="libqt5core5a (>= 5.12.8), libqt5designer5 (>= 5.12.8), libqt5gui5 (>= 5.12.8), libqt5multimedia5 (>= 5.12.8), libqt5multimediawidgets5 (>= 5.12.8), libqt5network5 (>= 5.12.8), libqt5opengl5 (>= 5.12.8), libqt5printsupport5 (>= 5.12.8), libqt5sql5 (>= 5.12.8), libqt5svg5 (>= 5.12.8), libqt5widgets5 (>= 5.12.8), libqt5xml5 (>= 5.12.8), libqt5xmlpatterns5 (>= 5.12.8), zlib1g (>= 1.2.11), libgit2-28 (>= 0.28.4), libruby2.7 (>= 2.7.0), python3 (>= 3.8.2), libpython3.8 (>= 3.8.2), libstdc++6 (>=10), libc6 (>= 2.31)" 
  ;;
ubuntu22)
  depends="libqt5core5a (>= 5.15.3), libqt5designer5 (>= 5.15.3), libqt5gui5 (>= 5.15.3), libqt5multimedia5 (>= 5.15.3), libqt5multimediawidgets5 (>= 5.15.3), libqt5network5 (>= 5.15.3), libqt5opengl5 (>= 5.15.3), libqt5printsupport5 (>= 5.15.3), libqt5sql5 (>= 5.15.3), libqt5svg5 (>= 5.15.3), libqt5widgets5 (>= 5.15.3), libqt5xml5 (>= 5.15.3), libqt5xmlpatterns5 (>= 5.15.3), zlib1g (>= 1.2.11), libgit2-1.1 (>= 1.1.0), libruby3.0 (>= 3.0.2), python3 (>= 3.10.4), libpython3.10 (>= 3.10.4), libstdc++6 (>=12), libc6 (>= 2.35)" 
  ;;
*)
  echo "Unknown target '$target' (given as first argument)"
  exit 1
  ;;
esac

. ./version.sh

version="${KLAYOUT_VERSION//-*/}"
exe_name="klayout"
bits=64

umask 0022

echo "Checking $bits installation"
echo "----------------------------------------"

bininstdir="bin.linux.release" 
builddir="build.linux.release" 

# destination folders
sharedir="usr/share"
bindir="usr/bin"
libdir="usr/lib/klayout"

# clean bin directory
rm -rf $bininstdir

# do the actual build
./build.sh -j2 \
           -bin $bininstdir \
           -build $builddir \
           -rpath /$libdir \
           $buildopts

if [ "$bits" = "32" ]; then
  arch="i386"
else
  arch="amd64"
fi

rm -rf makedeb-tmp
mkdir makedeb-tmp
 
pkgname=${exe_name}_${version}-1_$arch

echo "INFO: package name is $pkgname"

echo "Copying files .."
cd scripts/deb-data
tar --exclude=".svn" -cf data.tar * 
mv data.tar ../..
cd ../..
cd makedeb-tmp
mv ../data.tar .
tar xf data.tar
rm data.tar
cd ..

mkdir -p makedeb-tmp/${sharedir}/doc/klayout
mkdir -p makedeb-tmp/${sharedir}/applications
mkdir -p makedeb-tmp/${sharedir}/pixmaps
mkdir -p makedeb-tmp/${libdir}/db_plugins
mkdir -p makedeb-tmp/${libdir}/lay_plugins
mkdir -p makedeb-tmp/${libdir}/pymod
mkdir -p makedeb-tmp/${bindir}

cp etc/klayout.desktop makedeb-tmp/${sharedir}/applications
cp etc/logo.png makedeb-tmp/${sharedir}/pixmaps/klayout.png
cp Changelog makedeb-tmp/${sharedir}/doc/klayout/changelog
sed "s/%NOW%/$now/;s/%VERSION%/$version/" <Changelog.Debian.templ >makedeb-tmp/${sharedir}/doc/klayout/changelog.Debian
sed "s/%VERSION%/$version/" <COPYRIGHT >makedeb-tmp/${sharedir}/doc/klayout/copyright

cp -pd $bininstdir/strm* makedeb-tmp/${bindir}
cp -pd $bininstdir/klayout makedeb-tmp/${bindir}
cp -pd $bininstdir/lib*so* makedeb-tmp/${libdir}
cp -pd $bininstdir/db_plugins/lib*so* makedeb-tmp/${libdir}/db_plugins
cp -pd $bininstdir/lay_plugins/lib*so* makedeb-tmp/${libdir}/lay_plugins
cp -rpd $bininstdir/pymod/* makedeb-tmp/${libdir}/pymod

cd makedeb-tmp

echo "Checking files .."

grep -q $version ${sharedir}/doc/klayout/copyright || (
  echo "*** ERROR: version $version not found in copyright file"
  exit 1
)

grep -q $version ${sharedir}/doc/klayout/changelog || (
  echo "*** ERROR: version $version not found in changelog file"
  exit 1
)

grep -q $version ${sharedir}/doc/klayout/changelog.Debian || (
  echo "*** ERROR: version $version not found in changelog.Debian file"
  exit 1
)

echo "Modifying control file .."

strip ${bindir}/*
strip ${libdir}/db_plugins/*.so*
strip ${libdir}/lay_plugins/*.so*
strip ${libdir}/pymod/klayout/*.so*

size=`du -ck usr | grep total | sed "s/ *total//"`

mv control control.org
cat control.org | sed "s/%ARCH%/$arch/g" | sed "s/%VERSION%/$version/g" | sed "s/%SIZE%/$size/g" | sed "s/%DEPENDS%/$depends/g" >control
rm -f control.org
cat control

echo "Building .deb package .."

gzip -n --best ${sharedir}/doc/klayout/changelog
gzip -n --best ${sharedir}/doc/klayout/changelog.Debian

# lintian complains about exec bits set
find ./usr -name "*.so.*" -exec chmod 644 "{}" ";"
find ./usr -name "*.so" -exec chmod 644 "{}" ";"

find ./usr -type f -exec md5sum "{}" ";" >md5sums
chmod 644 md5sums

fakeroot tar -cvf data.tar ./usr
gzip data.tar

fakeroot tar -cvf control.tar control md5sums postinst postrm
gzip control.tar

fakeroot ar cr $pkgname.deb debian-binary control.tar.gz data.tar.gz

echo "Finish making $pkgname.deb .."
mv $pkgname.deb ..
cd ..
rm -rf makedeb-tmp

echo "Running lintian $pkgname.deb .."
lintian $pkgname.deb --suppress-tags binary-without-manpage --no-tag-display-limit