#!/bin/bash

# Slackware build script for Session Messenger

# Copyright 2023 Slackjeff <slackjeff@riseup.net>
# 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.

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

PRGNAM=session
VERSION=${VERSION:-1.10.3}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}
PKGTYPE=${PKGTYPE:-tgz}
ARCH=${ARCH:-$(uname -m)}

if [ "$ARCH" != "x86_64" ]; then
  echo "$ARCH is not supported for $PRGNAM-$VERSION."
  exit 1
fi

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

TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}
APPIMGNAM=$PRGNAM-desktop-linux-$ARCH-$VERSION.AppImage

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
mkdir -p $PKG/install
mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
mkdir -p $PKG/usr/share/$PRGNAM-$VERSION
mkdir -p $PKG/usr/share/applications
mkdir -p $PKG/usr/bin
mkdir -p $PKG/opt

cd $PKG/opt
install -m 0755 $CWD/$APPIMGNAM .
./$APPIMGNAM --appimage-extract
mv squashfs-root $PRGNAM-$VERSION

chown -R root:root .
find .  -perm /111 -a \! -perm 755 -a -exec chmod 755 {} + -o \
     \! -perm /111 -a \! -perm 644 -a -exec chmod 644 {} +

cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild
cat $CWD/README > $PKG/usr/doc/$PRGNAM-$VERSION/README
cat $CWD/slack-desc > $PKG/install/slack-desc
cat $CWD/doinst.sh > $PKG/install/doinst.sh
cat $CWD/$PRGNAM-desktop.desktop > $PKG/usr/share/applications/$PRGNAM-desktop.desktop

find $PKG -print0 | xargs -0 file | grep -e "executable" -e "shared object" | grep ELF \
  | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true

cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE