#!/bin/bash
#
# Slackware build script for fastpotify
#
# Copyright 2026 r1w1s1
# 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=fastpotify
VERSION=${VERSION:-0.7.1}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}
PKGTYPE=${PKGTYPE:-tgz}

# Slackware 15.0 uses the optional Rust and CMake installations.
if [ -x /opt/rust/bin/rustc ]; then
  export PATH="/opt/rust/bin:$PATH"
  export LD_LIBRARY_PATH="/opt/rust/lib${LD_LIBRARY_PATH:+:$LD_LIBRARY_PATH}"
fi
if [ -x /opt/cmake-opt/bin/cmake ]; then
  export PATH="/opt/cmake-opt/bin:$PATH"
fi

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

if [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
  CARGOTARGET="--target i586-unknown-linux-gnu"
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
  CARGOTARGET="--target i686-unknown-linux-gnu"
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  CARGOTARGET="--target x86_64-unknown-linux-gnu"
else
  SLKCFLAGS="-O2"
  CARGOTARGET=""
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}

set -e

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

# Build offline using the vendored Rust dependencies.
  tar xf "$CWD/$PRGNAM-$VERSION-vendor.tar.xz"
mkdir -p .cargo
if [ ! -f .cargo/config.toml ]; then
  echo "Missing .cargo/config.toml in the vendor archive"
  exit 1
fi

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 {} \;

CARGO_NET_OFFLINE=true \
  CFLAGS="$SLKCFLAGS" \
  CXXFLAGS="$SLKCFLAGS" \
  cargo build --frozen --release $CARGOTARGET

find target -name "$PRGNAM" -exec install -D -m 755 {} \
  "$PKG/usr/bin/$PRGNAM" \;
install -D -m 644 packaging/applications/fastpotify.desktop \
  "$PKG/usr/share/applications/fastpotify.desktop"
install -D -m 644 packaging/icons/fastpotify.svg \
  "$PKG/usr/share/icons/hicolor/scalable/apps/fastpotify.svg"

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-$VERSION"
cp -a LICENSE README.md "$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"