# Copyright 1999-2021 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=7
PYTHON_COMPAT=( python{3_7,3_8,3_9} )
VALA_MIN_API_VERSION="0.34"
VALA_MAX_API_VERSION="0.50"
VALA_USE_DEPEND="vapigen"

inherit autotools bash-completion-r1 gnome2-utils python-r1 vala virtualx xdg-utils

GENTOO_VER=
DESCRIPTION="Intelligent Input Bus for Linux / Unix OS"
HOMEPAGE="https://github.com/ibus/ibus/wiki"

[[ -n ${GENTOO_VER} ]] && \
	GENTOO_PATCHSET_URI="https://dev.gentoo.org/~dlan/distfiles/${P}-gentoo-patches-${GENTOO_VER}.tar.xz"
SRC_URI="https://github.com/${PN}/${PN}/releases/download/${PV}/${P}.tar.gz
	${GENTOO_PATCHSET_URI}"

LICENSE="LGPL-2.1"
SLOT="0"
KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~ia64 ~ppc ~ppc64 ~riscv ~sparc ~x86"
IUSE="+X +emoji +gtk +gtk2 +introspection kde nls +python test +unicode vala wayland"
RESTRICT="!test? ( test )"
REQUIRED_USE="emoji? ( gtk )
	gtk2? ( gtk )
	kde? ( gtk )
	python? (
		${PYTHON_REQUIRED_USE}
		introspection
	)
	test? ( gtk )
	vala? ( introspection )"

CDEPEND="app-text/iso-codes
	dev-libs/glib:2
	gnome-base/dconf
	gnome-base/librsvg:2
	sys-apps/dbus[X?]
	X? (
		x11-libs/libX11
		!gtk? ( x11-libs/gtk+:2 )
	)
	gtk? (
		x11-libs/gtk+:3
		x11-libs/libX11
		x11-libs/libXi
		gtk2? ( x11-libs/gtk+:2 )
	)
	introspection? ( dev-libs/gobject-introspection )
	kde? ( dev-qt/qtgui:5 )
	nls? ( virtual/libintl )
	python? (
		${PYTHON_DEPS}
		dev-python/pygobject:3[${PYTHON_USEDEP}]
	)
	wayland? (
		dev-libs/wayland
		x11-libs/libxkbcommon
	)"
RDEPEND="${CDEPEND}
	python? (
		gtk? (
			x11-libs/gtk+:3[introspection]
		)
	)"
DEPEND="${CDEPEND}
	$(vala_depend)
	dev-util/glib-utils
	virtual/pkgconfig
	x11-misc/xkeyboard-config
	emoji? (
		app-i18n/unicode-cldr
		app-i18n/unicode-emoji
	)
	nls? ( sys-devel/gettext )
	unicode? ( app-i18n/unicode-data )"

src_prepare() {
	vala_src_prepare --ignore-use
	sed -i "/UCD_DIR=/s/\$with_emoji_annotation_dir/\$with_ucd_dir/" configure.ac
	if ! has_version 'x11-libs/gtk+:3[wayland]'; then
		touch ui/gtk3/panelbinding.vala
	fi
	if ! use emoji; then
		touch \
			tools/main.vala \
			ui/gtk3/panel.vala
	fi
	if ! use kde; then
		touch ui/gtk3/panel.vala
	fi
	if [[ -n ${GENTOO_VER} ]]; then
		einfo "Try to apply Gentoo specific patch set"
		eapply "${WORKDIR}"/patches-gentoo/*.patch
	fi

	# for multiple Python implementations
	sed -i "s/^\(PYGOBJECT_DIR =\).*/\1/" bindings/Makefile.am
	# fix for parallel install
	sed -i "/^if ENABLE_PYTHON2/,/^endif/d" bindings/pygobject/Makefile.am
	# require user interaction
	sed -i "/^TESTS += ibus-\(compose\|keypress\)/d" src/tests/Makefile.am

	sed -i "/^bash_completion/d" tools/Makefile.am

	default
	eautoreconf
	xdg_environment_reset
}

src_configure() {
	local unicodedir="${EPREFIX}"/usr/share/unicode
	local ucddir

	if has_verson '<app-i18n/unicode-data-14.0.0-r1'; then
		ucddir="${unicodedir}-data"
	else
		ucddir=${unicodedir}
	fi

	local python_conf=()
	if use python; then
		python_setup
		python_conf+=(
			$(use_enable gtk setup)
			--with-python=${EPYTHON}
		)
	else
		python_conf+=( --disable-setup )
	fi

	econf \
		$(use_enable X xim) \
		$(use_enable emoji emoji-dict) \
		$(use_with emoji unicode-emoji-dir "${unicodedir}"/emoji) \
		$(use_with emoji emoji-annotation-dir "${unicodedir}"/cldr/common/annotations) \
		$(use_enable gtk gtk3) \
		$(use_enable gtk ui) \
		$(use_enable gtk2) \
		$(use_enable introspection) \
		$(use_enable kde appindicator) \
		$(use_enable nls) \
		$(use_enable test tests) \
		$(use_enable unicode unicode-dict) \
		$(use_with unicode ucd-dir "${ucddir}") \
		$(use_enable vala) \
		$(use_enable wayland) \
		"${python_conf[@]}"
}

src_test() {
	unset DBUS_SESSION_BUS_ADDRESS
	virtx emake -j1 check
}

src_install() {
	default
	find "${ED}" -name '*.la' -delete || die

	if use python; then
		python_install() {
			emake -C bindings/pygobject \
				pyoverridesdir="$(${EPYTHON} -c 'import gi; print(gi._overridesdir)')" \
				DESTDIR="${D}" \
				install

			python_optimize
		}
		python_foreach_impl python_install
	fi

	keepdir /usr/share/ibus/engine

	newbashcomp tools/${PN}.bash ${PN}

	insinto /etc/X11/xinit/xinput.d
	newins xinput-${PN} ${PN}.conf

	# Undo compression of man page
	find "${ED}"/usr/share/man -type f -name '*.gz' -exec gzip -d {} \; || die
}

pkg_postinst() {
	use gtk && gnome2_query_immodules_gtk3
	use gtk2 && gnome2_query_immodules_gtk2
	xdg_icon_cache_update
	gnome2_schemas_update
	dconf update
}

pkg_postrm() {
	use gtk && gnome2_query_immodules_gtk3
	use gtk2 && gnome2_query_immodules_gtk2
	xdg_icon_cache_update
	gnome2_schemas_update
}