# Copyright 1999-2022 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=8
PYTHON_COMPAT=( python3_{9..12} )
DISTUTILS_SINGLE_IMPL=1

inherit cmake distutils-r1

DESCRIPTION="Google's Operations Research tools"
HOMEPAGE="https://developers.google.com/optimization/"

if [[ ${PV} == 9999 ]]; then
	EGIT_REPO_URI="https://github.com/google/${PN}.git"
	inherit git-r3
else
	SRC_URI="https://github.com/google/${PN}/archive/refs/tags/v${PV}.tar.gz -> ${P}.tar.gz"
	KEYWORDS="~amd64 ~arm64 ~x86"
fi

# BSD for bundled pybind
LICENSE="Apache-2.0"
SLOT="0"
IUSE="+python"

REQUIRED_USE="${PYTHON_REQUIRED_USE}"

DEPEND="sci-libs/coinor-cbc
	sci-libs/scipoptsuite
	$(python_gen_cond_dep '
		>=dev-python/absl-py-0.13[${PYTHON_USEDEP}]
		>=dev-python/contourpy-1.0.1[${PYTHON_USEDEP}]
		>=dev-python/cycler-0.10[${PYTHON_USEDEP}]
		>=dev-python/fonttools-4.22.0[${PYTHON_USEDEP}]
		>=dev-python/kiwisolver-1.0.1[${PYTHON_USEDEP}]
		dev-python/matplotlib[${PYTHON_USEDEP}]
		dev-python/mypy-protobuf[${PYTHON_USEDEP}]
		>=dev-python/numpy-1.21.0[${PYTHON_USEDEP}]
		>=dev-python/packaging-20.0[${PYTHON_USEDEP}]
		dev-python/pandas[${PYTHON_USEDEP}]
		>=dev-python/pillow-6.2.0[${PYTHON_USEDEP}]
		>=dev-python/protobuf-python-3.19.4[${PYTHON_USEDEP}]
		dev-python/pybind11[${PYTHON_USEDEP}]
		>=dev-python/pyparsing-2.2.1[${PYTHON_USEDEP}]
		>=dev-python/python-dateutil-2.8.1[${PYTHON_USEDEP}]
		>=dev-python/pytz-2020.1[${PYTHON_USEDEP}]
		>=dev-python/six-1.5[${PYTHON_USEDEP}]
	')
	${PYTHON_DEPS}"
RDEPEND=""
BDEPEND=""

src_unpack() {
	if [[ ${PV} == 9999 ]]; then
		git-r3_src_unpack
	else
		default_src_unpack
	fi
}

src_prepare() {
	cmake_src_prepare

	sed -i -e 's@ABSL_MUST_USE_RESULT @@' \
		"${S}"/ortools/linear_solver/linear_solver.h \
		"${S}"/ortools/constraint_solver/constraint_solver.h \
		|| die "sed failed"
}

src_configure() {
	local mycmakeargs=(
		-DBUILD_DEPS=OFF
		-DCMAKE_SKIP_RPATH="ON"
	)
	use python && mycmakeargs+=(
		-DBUILD_PYTHON=ON
		-DBUILD_pybind11=OFF
		-DPython3_EXECUTABLE="${PYTHON}"
		-DFETCH_PYTHON_DEPS=OFF
		-DBUILD_VENV=OFF
	)

	cmake_src_configure
}

src_compile() {
	cmake_src_compile
}

src_install() {
	cmake_src_install
	python_optimize
}