# Maintainer: David Runge <dvzrv@archlinux.org>
# Mantainer: Mattia Procopio <matto.astro@gmail.com>

pkgbase=libcamera
pkgname=(
  libcamera-rpi
  libcamera-docs-rpi
  libcamera-ipa-rpi
  libcamera-tools-rpi
  gst-plugin-libcamera-rpi
  python-libcamera-rpi
)
pkgver=0.6.0
_customtag=rpt20251202
pkgrel=2
pkgdesc="A complex camera support library for Linux, Android, and ChromeOS"
arch=(aarch64)
url="https://github.com/raspberrypi/libcamera"
makedepends=(
  boost
  doxygen
  git
  glib2
  graphviz
  gst-plugins-base
  gtest
  libdrm
  libjpeg-turbo
  libtiff
  libyaml
  libpisp
  llvm-libs
  lttng-ust
  meson
  cmake
  pybind11
  python-jinja
  python-ply
  python-sphinx
  python-pyyaml
  python-pip
  qt6-base
  qt6-tools
  sdl2
  systemd
  texlive-core
  nlohmann-json
  python-sphinxcontrib-doxylink
)
source=("libcamera.tar.gz::https://github.com/raspberrypi/libcamera/archive/refs/tags/v$pkgver+$_customtag.tar.gz")
sha256sums=('6182cd1e2c9da2b5a5ee1dc3733b2068629fb4d53b20d3071de30a36a2221796')

_pick() {
  local p="$1" f d; shift
  for f; do
    d="$srcdir/$p/${f#$pkgdir/}"
    mkdir -p "$(dirname "$d")"
    mv "$f" "$d"
    rmdir -p --ignore-fail-on-non-empty "$(dirname "$f")"
  done
}

#pkgver() {
#  cd $pkgbase
#  git describe --tags | sed 's/\([^-]*-g\)/r\1/;s/-/./g;s/v//g'
#}

prepare() {
  mv $pkgbase-$pkgver-$_customtag $pkgbase
  cd $pkgbase

  # add version, so that utils/gen-version.sh may rely on it
  printf "%s\n" "$pkgver" > .tarball-version
}

build() {
  meson setup $pkgbase build --prefix=/usr --libexecdir=lib --sbindir=bin --auto-features=enabled --wrap-mode=nodownload --buildtype=release -Db_lto=false -Db_pie=true -Dtracing=disabled -Dpython.bytecompile=1 -Dpipelines=rpi/vc4,rpi/pisp -Dipas=rpi/vc4,rpi/pisp -Dv4l2=enabled -Dgstreamer=enabled -Dtest=true -Dlc-compliance=enabled -Dcam=enabled -Dqcam=enabled -Ddocumentation=enabled -Dpycamera=enabled
  meson compile -C build
  #ninja -C build install
}

check() {
  meson test -C build || echo "Tests require CLONE_NEWUSER/ CLONE_NEWNET."
}

package_libcamera-rpi() {
  license=(
    Apache-2.0
    CC0-1.0
    'GPL-2.0-only WITH Linux-syscall-note'
    GPL-2.0-or-later
    LGPL-2.1-or-later
    'GPL-2.0-or-later WITH Linux-syscall-note OR BSD-3-Clause'
    'GPL-2.0-or-later WITH Linux-syscall-note OR MIT'
  )
  depends=(
    gcc-libs
    glibc
    gnutls
    libcamera-ipa-rpi
    libelf
    libunwind
    libyaml
    sh
    systemd-libs libudev.so
  )
  optdepends=(
    'gst-plugin-libcamera-rpi: GStreamer plugin'
    'libcamera-docs-rpi: for documentation'
    'libcamera-tools-rpi: for applications'
  )
  provides=(libcamera libcamera.so libcamera-base.so)
  conflicts=(libcamera)

  meson install -C build --destdir "$pkgdir"
  install -vDm 644 $pkgbase/LICENSES/{BSD-3-Clause,Linux-syscall-note,MIT}.txt -t "$pkgdir/usr/share/licenses/${pkgname%"-rpi"}/"

  (
    cd "$pkgdir"
    _pick $pkgbase-docs usr/share/doc
    _pick $pkgbase-ipa usr/lib/libcamera/
    _pick $pkgbase-tools usr/bin/{cam,qcam,lc-compliance}
    _pick gst-plugin-$pkgbase usr/lib/gstreamer-*
    _pick python-$pkgbase usr/lib/python*
  )
}

package_libcamera-docs-rpi() {
  pkgdesc+=" - documentation"
  license=(
    CC-BY-4.0
    CC-BY-SA-4.0
    CC0-1.0
  )
  conflicts=("libcamera-docs")
  provides=("libcamera-docs")

  mv -v ${pkgname%"-rpi"}/* "$pkgdir"
  mv -v "$pkgdir/usr/share/doc/$pkgbase-$pkgver/" "$pkgdir/usr/share/doc/$pkgbase/"
  rm -frv "$pkgdir/usr/share/doc/$pkgbase/html/.buildinfo"
}

package_libcamera-ipa-rpi() {
  pkgdesc+=" - signed IPA"
  license=(
    BSD-2-Clause
    CC-BY-SA-4.0
    CC0-1.0
    GPL-2.0-or-later
    LGPL-2.1-or-later
  )
  depends=(
    gcc-libs
    glibc
    libcamera-rpi libcamera.so libcamera-base.so
  )
  # stripping requires re-signing of IPA libs, so we do it manually
  options=(!strip)
  provides=(libcamera-ipa)
  conflicts=(libcamera-ipa)

  strip ${pkgname%"-rpi"}/usr/lib/libcamera/*{.so,proxy}
  for _lib in ${pkgname%"-rpi"}/usr/lib/libcamera/*.so; do
    $pkgbase/src/ipa/ipa-sign.sh "$(find build -type f -iname "*ipa-priv-key.pem")" "$_lib" "$_lib.sign"
  done
  mv -v ${pkgname%"-rpi"}/* "$pkgdir"
  install -vDm 644 $pkgbase/LICENSES/BSD-2-Clause.txt -t "$pkgdir/usr/share/licenses/${pkgname%"-rpi"}/"
}

package_libcamera-tools-rpi() {
  pkgdesc+=" - tools"
  license=(
    BSD-2-Clause
    CC0-1.0
    GPL-2.0-or-later
    LGPL-2.1-or-later
  )
  depends=(
    gcc-libs
    glibc
    gtest
    libcamera-rpi libcamera.so libcamera-base.so
    libdrm
    libevent libevent-2.1.so libevent_pthreads-2.1.so
    libjpeg-turbo libjpeg.so
    libtiff libtiff.so
    libyaml
    qt6-base
    sdl2
  )
  conflicts=("$pkgbase-tests<0.0.1-2" "libcamera-tools")
  replaces=("$pkgbase-tests<0.0.1-2")
  provides=("libcamera-tools")

  mv -v ${pkgname%"-rpi"}/* "$pkgdir"
  install -vDm 644 $pkgbase/LICENSES/BSD-2-Clause.txt -t "$pkgdir/usr/share/licenses/${pkgname%"-rpi"}/"
}

package_gst-plugin-libcamera-rpi() {
  pkgdesc="Multimedia graph framework - libcamera plugin"
  license=(
    CC0-1.0
    LGPL-2.1-or-later
  )
  depends=(
    gcc-libs
    glibc
    glib2 libg{lib,object}-2.0.so
    gstreamer
    gst-plugins-base-libs
    libcamera-rpi libcamera.so libcamera-base.so
  )
  conflicts=(gst-plugin-libcamera)
  provides=(gst-plugin-camera)
  mv -v ${pkgname%"-rpi"}/* "$pkgdir"
}

package_python-libcamera-rpi() {
  pkgdesc+=" - Python integration"
  license=(
    CC0-1.0
    LGPL-2.1-or-later
  )
  depends=(
    gcc-libs
    glibc
    libcamera
    python
  )

  mv -v ${pkgname%"-rpi"}/* "$pkgdir"
}