#!/bin/bash

# Copyright 2017  Heinz Wiesinger, Amsterdam, The Netherlands
# Copyright 2017, 2020, 2022  Patrick J. Volkerding, Sebeka, MN, USA
# Modifications 2022-2023 Nathaniel Russell <naterussell83@gmail.com>
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ''AS IS'' AND ANY EXPRESS OR IMPLIED
# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
# EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

wget -c https://github.com/ibus/ibus/releases/download/1.5.31/ibus-1.5.1.tar.gz

cd $(dirname $0) ; CWD=$(pwd)

PRGNAM=ibus-gtk4
SRCNAM=ibus
VERSION=${VERSION:-1.5.31}
TAG=_gfs
BUILD=${BUILD:-1}
PKGTYPE=${PKGTYPE:-txz}

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i586 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

if [ ! -z "${PRINT_PACKAGE_NAME}" ]; then
  echo "$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE"
  exit 0
fi

TMP=${TMP:-/tmp/gfs}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-$CWD}

if [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -march=x86-64 -mtune=generic -fPIC"
  LIBDIRSUFFIX="64"
elif [ "$ARCH" = "aarch64" ]; then
  SLKCFLAGS="-O2 -march=armv8-a -mtune=generic -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG
cd $TMP
rm -rf $SRCNAM-$VERSION
tar xvf $CWD/$SRCNAM-$VERSION.tar.?z || exit 1
cd $SRCNAM-$VERSION || exit 1
chown -R root:root .
find -L . \
 \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 \
  -o -perm 511 \) -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
  -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;

zcat $CWD/emoji-test.txt.gz > emoji-test.txt
zcat $CWD/NamesList.txt.gz > NamesList.txt
zcat $CWD/Blocks.txt.gz > Blocks.txt

if [ ! -r configure ]; then
  if [ -x ./autogen.sh ]; then
    NOCONFIGURE=1 ./autogen.sh
  else
    autoreconf -vif
  fi
fi

# fix libdir
sed -i "s|/lib/python|/lib$LIBDIRSUFFIX/python|g" ./configure

CFLAGS="$SLKCFLAGS" \
./configure \
  --prefix=/usr \
  --sysconfdir=/etc \
  --libdir=/usr/lib${LIBDIRSUFFIX} \
  --localstatedir=/var/lib \
  --mandir=/usr/man \
  --enable-python-library \
  --with-python=python3 \
  --with-unicode-emoji-dir=$TMP/ibus-$VERSION \
  --with-ucd-dir=$TMP/ibus-$VERSION \
  --disable-systemd-services \
  --enable-gtk4 \
  --build=$ARCH-slackware-linux

make
make install DESTDIR=$PKG

# Remove all extra bits included in the base ibus package
# This package is _ONLY_ for the gtk4 lib
rm -r $PKG/etc/
rm -r $PKG/usr/{doc,bin,include,share,man,libexec}/
rm -r $PKG/usr/lib64/python{2.7,3.9}/
rm -r $PKG/usr/lib64/pkgconfig/
rm -f $PKG/usr/lib64/libibus*.{la,so}*
rm -r $PKG/usr/lib64/gtk-{2.0,3.0}/
rm -r $PKG/usr/lib64/girepository-1.0/

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
zcat $CWD/doinst.sh.gz > $PKG/install/doinst.sh
if [ -f $CWD/slack-required ]; then cat $CWD/slack-required > $PKG/install/slack-required; fi
if [ -f $CWD/slack-suggests ]; then cat $CWD/slack-suggests > $PKG/install/slack-suggests; fi
if [ -f $CWD/slack-conflicts ]; then cat $CWD/slack-conflicts > $PKG/install/slack-conflicts; fi

cd $PKG
if [ -f $CWD/slack-required ]; then cat $CWD/slack-required > $PKG/usr/doc/$PRGNAM-$VERSION/slack-required; fi
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE