# This is the source.sh script. It is executed by BPM in a temporary directory when compiling a source package
# BPM Expects the source code to be extracted into the automatically created 'source' directory which can be accessed using $BPM_SOURCE
# BPM Expects the output files to be present in the automatically created 'output' directory which can be accessed using $BPM_OUTPUT

# The build function is executed in the source directory
# This function is used to compile the source code
build() {
  meson setup --prefix=/usr           \
              --buildtype=release     \
              -Dbroadway-backend=true \
              -Ddocumentation=true    \
              -Dintrospection=enabled \
              -Dman-pages=true        \
              -Dvulkan=enabled        \
              -Dwrap_mode=nodownload build
  meson compile -C build
}

_pick() {
  local p="$1" f d; shift
  for f; do
    [ -d "$BPM_WORKDIR"/output_"$p" ] || { echo "Split package $p not found"; exit 1; } 
    d="$BPM_WORKDIR"/output_"$p"/"${f#$BPM_OUTPUT}"
    mkdir -p "$(dirname "$d")"
    mv "$f" "$d"
    rmdir -p --ignore-fail-on-non-empty "$(dirname "$f")"
  done
}

# The package function is executed in the source directory
# This function is used to move the compiled files into the output directory
package_gtk4() {
  meson install -C build --destdir="$BPM_OUTPUT"

  cd "$BPM_OUTPUT"

  # Move demo files into split package
  _pick gtk4-demos usr/bin/gtk4-{demo,demo-application,node-editor,print-editor,widget-factory}
  _pick gtk4-demos usr/share/applications/org.gtk.{Demo4,PrintEditor4,WidgetFactory4,gtk4.NodeEditor}.desktop
  _pick gtk4-demos usr/share/glib-2.0/schemas/org.gtk.Demo4.gschema.xml
  _pick gtk4-demos usr/share/icons/hicolor/*/apps/org.gtk.{Demo4,PrintEditor4,WidgetFactory4,gtk4.NodeEditor}[-.]*
  _pick gtk4-demos usr/share/man/man1/gtk4-{demo,demo-application,node-editor,widget-factory}.1
  _pick gtk4-demos usr/share/metainfo/org.gtk.{Demo4,PrintEditor4,WidgetFactory4,gtk4.NodeEditor}.appdata.xml

  # Move gtk-update-icon-cache into split package
  _pick gtk-update-icon-cache usr/bin/gtk4-update-icon-cache
  _pick gtk-update-icon-cache usr/share/man/man1/gtk4-update-icon-cache.1

  # Install BPM hook and script
  install -Dm644 "$BPM_WORKDIR"/gtk4-querymodules.bpmhook "$BPM_OUTPUT"/var/lib/bpm/hooks/gtk4-querymodules.bpmhook
  install -Dm755 "$BPM_WORKDIR"/gtk4-querymodules.sh "$BPM_OUTPUT"/var/lib/bpm/hook-scripts/gtk4-querymodules.sh

  # Install package license
  install -Dm644 "$BPM_SOURCE"/COPYING "$BPM_OUTPUT"/usr/share/licenses/gtk3/COPYING
}

package_gtk4-demos() {
  # Install package license
  install -Dm644 "$BPM_SOURCE"/COPYING "$BPM_OUTPUT"/usr/share/licenses/gtk3/COPYING
}

package_gtk-update-icon-cache() {
  # Symlink 'gtk-update-icon-cache' to 'gtk4-update-icon-cache'
  ln -s gtk4-update-icon-cache "$BPM_OUTPUT"/usr/bin/gtk-update-icon-cache

  # Install BPM hook and script
  install -Dm644 "$BPM_WORKDIR"/gtk-update-icon-cache.bpmhook "$BPM_OUTPUT"/var/lib/bpm/hooks/gtk-update-icon-cache.bpmhook
  install -Dm755 "$BPM_WORKDIR"/gtk-update-icon-cache.sh "$BPM_OUTPUT"/var/lib/bpm/hook-scripts/gtk-update-icon-cache.sh

  # Install package license
  install -Dm644 "$BPM_SOURCE"/COPYING "$BPM_OUTPUT"/usr/share/licenses/gtk-update-icon-cache/COPYING
}