#!/bin/bash

# Slackware build script for halloy

# Ioannis Anagnostakis 2026
#
# 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=halloy
VERSION=${VERSION:-2026.7}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}
PKGTYPE=${PKGTYPE:-tgz}

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

  if [ "$ARCH" = "i586" ]; then
    echo "UNSUPPORTED $ARCH"
  exit 1
  fi
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" = "i686" ]; then
  echo "UNSUPPORTED $ARCH"
  exit 1
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
  CARGOTARGET="--target x86_64-unknown-linux-gnu"
  TARGETDIR="x86_64-unknown-linux-gnu"
else
  echo "UNSUPPORTED $ARCH"
  exit 1
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tar.gz
cd $PRGNAM-$VERSION

# build offline
# extract pre-vendored sources and configure cargo to use them
tar xf $CWD/$PRGNAM-$VERSION-vendor.tar.xz
mv vendor-out vendor
mkdir -p .cargo
cat << EOF >> .cargo/config.toml
[source.crates-io]
replace-with = "vendored-sources"

[source."git+https://github.com/iced-rs/cryoglyph.git?rev=53ba3e879539d19ed8162942126a977ec896cc3b"]
git = "https://github.com/iced-rs/cryoglyph.git"
rev = "53ba3e879539d19ed8162942126a977ec896cc3b"
replace-with = "vendored-sources"

[source."git+https://github.com/iced-rs/winit.git?rev=05b8ff17a06562f0a10bb46e6eaacbe2a95cb5ed"]
git = "https://github.com/iced-rs/winit.git"
rev = "05b8ff17a06562f0a10bb46e6eaacbe2a95cb5ed"
replace-with = "vendored-sources"

[source."git+https://github.com/squidowl/iced?rev=fcfa87cb35b615715919c8b4da408b6488f195de"]
git = "https://github.com/squidowl/iced"
rev = "fcfa87cb35b615715919c8b4da408b6488f195de"
replace-with = "vendored-sources"

[source.vendored-sources]
directory = "vendor"
EOF

chown -R root:root .
find . -type f \( -perm -4000 -o -perm -2000 \) -exec chmod -s {} +
find . ! -type l -type d ! -perm 755 -exec chmod -f 755 {} +
find . ! -type l -type f -perm /111 ! -perm 755 -exec chmod -f 755 {} +
find . ! -type l -type f ! -perm /111 ! -perm 644 -exec chmod -f 644 {} +

VERSION_CODENAME=$(grep "VERSION_CODENAME=" /etc/os-release 2>/dev/null | cut -d'=' -f2)
if [ "$VERSION_CODENAME" = "stable" ]; then
export PATH="/opt/rust/bin:$PATH"
if [ -z "$LD_LIBRARY_PATH" ]; then
  export LD_LIBRARY_PATH="/opt/rust/lib$LIBDIRSUFFIX"
else
  export LD_LIBRARY_PATH="/opt/rust/lib$LIBDIRSUFFIX:$LD_LIBRARY_PATH"
fi
else
export PATH="$PATH"
fi

CARGO_HOME=.cargo \
CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS" \
cargo auditable build --offline --release $CARGOTARGET

appid="org.squidowl.halloy"

mkdir -p "$PKG"/usr/bin/
cp target/"$TARGETDIR"/release/halloy "$PKG"/usr/bin/

mkdir -p "$PKG"/usr/share/applications/
cp assets/linux/$appid.desktop  "$PKG"/usr/share/applications/

mkdir -p "$PKG"/usr/share/metainfo/
cp assets/linux/$appid.appdata.xml "$PKG"/usr/share/metainfo/

fix_icons() {
    local size

    for size in 16 24 32 48 64 96 128 256 512; do
        install -Dm644 \
            "assets/linux/icons/hicolor/${size}x${size}/apps/${appid}.png" \
            -t "${PKG}/usr/share/icons/hicolor/${size}x${size}/apps/"
    done
}
fix_icons

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

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a -R \
 docs/*md LICENSE *.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