# Copyright 1999-2020 Gentoo Authors

# Distributed under the terms of the GNU General Public License v2

EAPI=7

LLVM_MAX_SLOT=11

PLOCALES="cs da de fr ja pl ru sl uk zh-CN zh-TW"

inherit llvm qmake-utils virtualx xdg

DESCRIPTION="Lightweight IDE for C++/QML development centering around Qt"

HOMEPAGE="https://doc.qt.io/qtcreator/"

LICENSE="GPL-3"

SLOT="0"

if [[ ${PV} == *9999 ]]; then

	inherit git-r3

	EGIT_REPO_URI="https://code.qt.io/${PN}/${PN}.git"

else

	MY_PV=${PV/_/-}

	MY_P=${PN}-opensource-src-${MY_PV}

	[[ ${MY_PV} == ${PV} ]] && MY_REL=official || MY_REL=development

	SRC_URI="https://download.qt.io/${MY_REL}_releases/${PN/-}/$(ver_cut 1-2)/${MY_PV}/${MY_P}.tar.xz"

	KEYWORDS="~amd64 ~arm ~x86"

	S=${WORKDIR}/${MY_P}

fi

# TODO: unbundle sqlite

QTC_PLUGINS=(android +autotest autotools:autotoolsprojectmanager baremetal beautifier boot2qt

	'+clang:clangcodemodel|clangformat|clangpchmanager|clangrefactoring|clangtools' clearcase

	cmake:cmakeprojectmanager cppcheck ctfvisualizer cvs +designer git glsl:glsleditor +help ios

	lsp:languageclient mcu:mcusupport mercurial modeling:modeleditor nim perforce perfprofiler python

	qbs:qbsprojectmanager +qmldesigner qmlprofiler qnx remotelinux scxml:scxmleditor serialterminal

	silversearcher subversion valgrind webassembly winrt)

IUSE="doc systemd test +webengine ${QTC_PLUGINS[@]%:*}"

RESTRICT="!test? ( test )"

REQUIRED_USE="

	boot2qt? ( remotelinux )

	clang? ( test? ( qbs ) )

	mcu? ( cmake )

	python? ( lsp )

	qnx? ( remotelinux )

"

# minimum Qt version required

QT_PV="5.14.0:5"

BDEPEND="

	>=dev-qt/linguist-tools-${QT_PV}

	virtual/pkgconfig

	doc? ( >=dev-qt/qdoc-${QT_PV} )

"

CDEPEND="

	>=dev-cpp/yaml-cpp-0.6.2:=

	>=dev-qt/qtconcurrent-${QT_PV}

	>=dev-qt/qtcore-${QT_PV}

	>=dev-qt/qtdeclarative-${QT_PV}[widgets]

	>=dev-qt/qtgui-${QT_PV}

	>=dev-qt/qtnetwork-${QT_PV}[ssl]

	>=dev-qt/qtprintsupport-${QT_PV}

	>=dev-qt/qtquickcontrols-${QT_PV}

	>=dev-qt/qtscript-${QT_PV}

	>=dev-qt/qtsql-${QT_PV}[sqlite]

	>=dev-qt/qtsvg-${QT_PV}

	>=dev-qt/qtwidgets-${QT_PV}

	>=dev-qt/qtx11extras-${QT_PV}

	>=dev-qt/qtxml-${QT_PV}

	kde-frameworks/syntax-highlighting:5

	clang? (

		|| (

			( sys-devel/clang:11

				dev-libs/libclangformat-ide:11 )

			( sys-devel/clang:10

				dev-libs/libclangformat-ide:10 )

			( sys-devel/clang:9

				dev-libs/libclangformat-ide:9 )

		)

		<sys-devel/clang-$((LLVM_MAX_SLOT + 1)):=

	)

	designer? ( >=dev-qt/designer-${QT_PV} )

	help? (

		>=dev-qt/qthelp-${QT_PV}

		webengine? ( >=dev-qt/qtwebengine-${QT_PV}[widgets] )

	)

	perfprofiler? ( dev-libs/elfutils )

	qbs? ( >=dev-util/qbs-1.13.1 )

	serialterminal? ( >=dev-qt/qtserialport-${QT_PV} )

	systemd? ( sys-apps/systemd:= )

"

DEPEND="${CDEPEND}

	test? (

		>=dev-qt/qtdeclarative-${QT_PV}[localstorage]

		>=dev-qt/qtquickcontrols2-${QT_PV}

		>=dev-qt/qttest-${QT_PV}

		>=dev-qt/qtxmlpatterns-${QT_PV}[qml]

	)

"

RDEPEND="${CDEPEND}

	sys-devel/gdb[client,python]

	autotools? ( sys-devel/autoconf )

	cmake? ( dev-util/cmake )

	cppcheck? ( dev-util/cppcheck )

	cvs? ( dev-vcs/cvs )

	git? ( dev-vcs/git )

	mercurial? ( dev-vcs/mercurial )

	qmldesigner? ( >=dev-qt/qtquicktimeline-${QT_PV} )

	silversearcher? ( sys-apps/the_silver_searcher )

	subversion? ( dev-vcs/subversion )

	valgrind? ( dev-util/valgrind )

"

# qt translations must also be installed or qt-creator translations won't be loaded

for x in ${PLOCALES}; do

	IUSE+=" l10n_${x}"

	RDEPEND+=" l10n_${x}? ( >=dev-qt/qttranslations-${QT_PV} )"

done

unset x

PATCHES=(

	"${FILESDIR}"/${PN}-4.14.0-libclangformat-ide.patch

)

llvm_check_deps() {

	has_version -d "sys-devel/clang:${LLVM_SLOT}" && \

		has_version -d "dev-libs/libclangformat-ide:${LLVM_SLOT}"

}

pkg_setup() {

	use clang && llvm_pkg_setup

}

src_prepare() {

	default

	# disable unwanted plugins

	for plugin in "${QTC_PLUGINS[@]#[+-]}"; do

		if ! use ${plugin%:*}; then

			einfo "Disabling ${plugin%:*} plugin"

			sed -i -re "s/(^\s+|\s*SUBDIRS\s*\+=.*)\<(${plugin#*:})\>(.*)/\1\3/" \

				src/plugins/plugins.pro || die "failed to disable ${plugin%:*} plugin"

		fi

	done

	sed -i -e '/updateinfo/d' src/plugins/plugins.pro || die

	# avoid building unused support libraries and tools

	if ! use clang; then

		sed -i -e '/clangsupport/d' src/libs/libs.pro || die

		sed -i -e '/clang\(\|pchmanager\|refactoring\)backend/d' src/tools/tools.pro || die

	fi

	if ! use glsl; then

		sed -i -e '/glsl/d' src/libs/libs.pro || die

	fi

	if ! use lsp; then

		sed -i -e '/languageserverprotocol/d' src/libs/libs.pro tests/auto/auto.pro || die

	fi

	if ! use modeling; then

		sed -i -e '/modelinglib/d' src/libs/libs.pro || die

	fi

	if ! use perfprofiler; then

		rm -r src/tools/perfparser || die

		if ! use ctfvisualizer && ! use qmlprofiler; then

			sed -i -e '/tracing/d' src/libs/libs.pro tests/auto/auto.pro || die

		fi

	fi

	if ! use qmldesigner; then

		sed -i -e '/qml2puppet/d' src/tools/tools.pro || die

		sed -i -e '/qmldesigner/d' tests/auto/qml/qml.pro || die

	fi

	if ! use valgrind; then

		sed -i -e '/valgrindfake/d' src/tools/tools.pro || die

		sed -i -e '/valgrind/d' tests/auto/auto.pro || die

	fi

	# automagic dep on qtwebengine

	if ! use webengine; then

		sed -i -e 's/isEmpty(QT\.webenginewidgets\.name)/true/' src/plugins/help/help.pro || die

	fi

	# disable broken or unreliable tests

	sed -i -e 's/\(manual\|tools\|unit\)//g' tests/tests.pro || die

	sed -i -e '/\(dumpers\|namedemangler\)\.pro/d' tests/auto/debugger/debugger.pro || die

	sed -i -e '/CONFIG -=/s/$/ testcase/' tests/auto/extensionsystem/pluginmanager/correctplugins1/plugin?/plugin?.pro || die

	sed -i -e 's/\<check\>//' tests/auto/qml/codemodel/codemodel.pro || die

	# do not install test binaries

	sed -i -e '/CONFIG +=/s/$/ no_testcase_installs/' tests/auto/{qttest.pri,json/json.pro} || die

	# fix path to some clang headers

	sed -i -e "/^CLANG_RESOURCE_DIR\s*=/s:\$\${LLVM_LIBDIR}:${EPREFIX}/usr/lib:" src/shared/clang/clang_defines.pri || die

	# fix translations

	local lang languages=

	for lang in ${PLOCALES}; do

		use l10n_${lang} && languages+=" ${lang/-/_}"

	done

	sed -i -e "/^LANGUAGES\s*=/s:=.*:=${languages}:" share/qtcreator/translations/translations.pro || die

	# remove bundled syntax-highlighting

	rm -r src/libs/3rdparty/syntax-highlighting || die

	# remove bundled yaml-cpp

	rm -r src/libs/3rdparty/yaml-cpp || die

	# remove bundled qbs

	rm -r src/shared/qbs || die

}

src_configure() {

	eqmake5 IDE_LIBRARY_BASENAME="$(get_libdir)" \

		IDE_PACKAGE_MODE=1 \

		KSYNTAXHIGHLIGHTING_LIB_DIR="${EPREFIX}/usr/$(get_libdir)" \

		KSYNTAXHIGHLIGHTING_INCLUDE_DIR="${EPREFIX}/usr/include/KF5/KSyntaxHighlighting" \

		$(use clang && echo LLVM_INSTALL_DIR="$(get_llvm_prefix ${LLVM_MAX_SLOT})") \

		$(use qbs && echo QBS_INSTALL_DIR="${EPREFIX}/usr") \

		CONFIG+=qbs_disable_rpath \

		CONFIG+=qbs_enable_project_file_updates \

		$(use systemd && echo CONFIG+=journald) \

		$(use test && echo BUILD_TESTS=1)

}

src_test() {

	cd tests/auto && virtx default

}

src_install() {

	emake INSTALL_ROOT="${ED}/usr" install

	dodoc dist/{changes-*,known-issues}

	# install documentation

	if use doc; then

		emake docs

		# don't use ${PF} or the doc will not be found

		insinto /usr/share/doc/qtcreator

		doins share/doc/qtcreator/qtcreator{,-dev}.qch

		docompress -x /usr/share/doc/qtcreator/qtcreator{,-dev}.qch

	fi

}