#!/bin/bash

# Slackware build script for whalebird

# Copyright 2022-2023 Isaac Yu <isaacyu1@isaacyu1.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.

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

PRGNAM=whalebird
VERSION=${VERSION:-5.0.1}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}
PKGTYPE=${PKGTYPE:-tgz}

ELECTRONVER=$(</usr/share/electron/version)

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

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 -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-desktop-$VERSION
tar xvf $CWD/$PRGNAM-desktop-$VERSION.tar.gz
cd $PRGNAM-desktop-$VERSION
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 {} \;

rm -f electron-builder.json

# Prevent creation of cache files in /usr/local/share/
export YARN_DISABLE_SELF_UPDATE_CHECK=true YARN_CACHE_FOLDER=$TMP/$PRGNAM-desktop-$VERSION/cache/yarn

yarn upgrade "electron@$ELECTRONVER" --ignore-engines

cp $CWD/electron-builder.yml electron-builder.yml
make build
yarn exec \
  electron-builder --linux --dir --config electron-builder.yml \
  -c.electronDist=/usr/share/electron -c.electronVersion="$ELECTRONVER"

mkdir -p "$PKG/usr/bin"
mkdir -p "$PKG/usr/share"
cp -r "build/linux-unpacked" "$PKG/usr/share/$PRGNAM"
ln -sr "$PKG/usr/share/$PRGNAM/$PRGNAM" "$PKG/usr/bin/$PRGNAM"

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

# Install icon files
for i in 16 32 128 256 512; do
  install -Dm644 "build/icons/icon.iconset/icon_${i}x${i}.png" \
    "$PKG/usr/share/icons/hicolor/${i}x${i}/apps/whalebird.png"
done
install -Dm644 "build/icons/icon.iconset/icon_32x32@2x.png" \
  "$PKG/usr/share/icons/hicolor/64x64/apps/whalebird.png"

# Install desktop shortcut
install -Dm644 $CWD/whalebird.desktop "$PKG/usr/share/applications/whalebird.desktop"

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a \
  CHANGELOG.md LICENSE.txt README.md \
  $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cat $CWD/doinst.sh > $PKG/install/doinst.sh

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