# Copyright 2026 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=8

inherit cmake flag-o-matic xdg

DESCRIPTION="PlayStation 2 emulator."
HOMEPAGE="https://purei.org/ https://github.com/jpd002/Play-"
MY_PV="${PV:0:4}"
CODEGEN_SHA="a5009f7dca062695b8e5aebbd71e67b4ddfa9251"
DEPS_SHA="8a5f6b1dea0b888b5a42b821e79470142bbea4e3"
GHC_FILESYSTEM="2a8b380f8d4e77b389c42a194ab9c70d8e3a0f1e"
FRAMEWORK_SHA="587f278917acc0026bf5fc34b39f995fc26bd015"
NUANCEUR_SHA="d96578b5a18edc67a268ed4811f0a035c56de7a0"
LIBCHDR_SHA="284e38b6e53e0a7270cc234934e45230ed915a25"
ZSTD_SHA="f8745da6ff1ad1e7bab384bd1f9d742439278e99"
XXHASH_SHA="e626a72bc2321cd320e953a0ccf1584cad60f363"
SRC_URI="https://github.com/jpd002/Play-/archive/${MY_PV}.tar.gz -> ${P}.tar.gz
	https://github.com/jpd002/Play--CodeGen/archive/${CODEGEN_SHA}.tar.gz -> ${PN}-codegen-${CODEGEN_SHA:0:7}.tar.gz
	https://github.com/jpd002/Play-Dependencies/archive/${DEPS_SHA}.tar.gz -> ${PN}-deps-${DEPS_SHA:0:7}.tar.gz
	https://github.com/jpd002/Play--Framework/archive/${FRAMEWORK_SHA}.tar.gz -> ${PN}-framework-${FRAMEWORK_SHA:0:7}.tar.gz
	https://github.com/jpd002/Nuanceur/archive/${NUANCEUR_SHA}.tar.gz -> ${PN}-nuanceur-${NUANCEUR_SHA:0:7}.tar.gz
	https://github.com/gulrak/filesystem/archive/${GHC_FILESYSTEM}.tar.gz -> ${PN}-filesystem-${GHC_FILESYSTEM:0:7}.tar.gz
	https://github.com/jpd002/libchdr/archive/${LIBCHDR_SHA}.tar.gz -> ${PN}-libchdr-${LIBCHDR_SHA:0:7}.tar.gz
	https://github.com/facebook/zstd/archive/${ZSTD_SHA}.tar.gz -> ${PN}-zstd-${ZSTD_SHA:0:7}.tar.gz
	https://github.com/Cyan4973/xxHash/archive/${XXHASH_SHA}.tar.gz -> ${PN}-xxhash-${XXHASH_SHA:0:7}.tar.gz"

UPPER_PN="${PN^^}"
MY_PN="${UPPER_PN:0:1}${PN:1}-"
S="${WORKDIR}/${MY_PN}-${MY_PV}"

LICENSE="BSD"
SLOT="0"
KEYWORDS="~amd64 ~arm64 ~ppc64 ~x86"
IUSE="libretro vulkan"

DEPEND="app-arch/bzip2
	app-arch/zstd:=
	dev-db/sqlite
	dev-libs/icu:=
	dev-libs/libevdev
	dev-libs/openssl:=
	dev-qt/qtbase:6[X,gui,widgets]
	media-libs/libglvnd
	media-libs/glu
	media-libs/openal
	net-misc/curl
	virtual/zlib:=
	vulkan? ( media-libs/vulkan-loader )"
RDEPEND="${DEPEND}"
BDEPEND="dev-cpp/nlohmann_json"

PATCHES=(
	"${FILESDIR}/${PN}-0001-source-system-deps.patch"
	"${FILESDIR}/${PN}-framework-system-deps.patch"
)

src_prepare() {
	rmdir deps/{CodeGen,Dependencies,Framework,Nuanceur} || die
	mv "${WORKDIR}/${MY_PN}-CodeGen-${CODEGEN_SHA}" deps/CodeGen || die
	mv "${WORKDIR}/${MY_PN}Dependencies-${DEPS_SHA}" deps/Dependencies || die
	rmdir deps/Dependencies/{ghc_filesystem,xxHash,zstd} || die
	mv "${WORKDIR}/filesystem-${GHC_FILESYSTEM}" deps/Dependencies/ghc_filesystem || die
	mv "${WORKDIR}/${MY_PN}-Framework-${FRAMEWORK_SHA}" deps/Framework || die
	mv "${WORKDIR}/Nuanceur-${NUANCEUR_SHA}" deps/Nuanceur || die
	mv "${WORKDIR}/xxHash-${XXHASH_SHA}" deps/Dependencies/xxHash || die
	mv "${WORKDIR}/zstd-${ZSTD_SHA}" deps/Dependencies/zstd || die
	rmdir deps/libchdr || die
	mv "${WORKDIR}/libchdr-${LIBCHDR_SHA}" deps/libchdr || die
	sed -e '/^set(PROJECT_Version/d' -i CMakeLists.txt || die
	# De-vendor zstd. Only zlibWrapper has to stay: it is a zlib-API shim that
	# lives in zstd's source tree and is not installed by app-arch/zstd. The
	# library itself comes from the system, so the bundled copy no longer
	# installs headers and metadata over app-arch/zstd's.
	find deps/Dependencies/zstd -mindepth 1 -maxdepth 1 ! -name zlibWrapper \
		-exec rm -r {} + || die
	cat > deps/Dependencies/build_cmake/zstd_zlibwrapper/CMakeLists.txt <<-EOF || die
		project(libzstdwapper C)

		find_package(ZLIB REQUIRED)
		find_package(PkgConfig REQUIRED)
		pkg_check_modules(ZSTD REQUIRED IMPORTED_TARGET libzstd)

		file(GLOB zstd_zlibwrapperSource \${CMAKE_CURRENT_SOURCE_DIR}/../../zstd/zlibWrapper/*.c)
		add_library(libzstd_zlibwrapper_static STATIC \${zstd_zlibwrapperSource})
		target_link_libraries(libzstd_zlibwrapper_static PRIVATE PkgConfig::ZSTD PUBLIC ZLIB::ZLIB)
		target_include_directories(libzstd_zlibwrapper_static PUBLIC \${CMAKE_CURRENT_SOURCE_DIR}/../../zstd/zlibWrapper/)
		target_compile_definitions(libzstd_zlibwrapper_static PUBLIC ZWRAP_USE_ZSTD)
	EOF
	cmake_src_prepare
}

src_configure() {
	# -DENABLE_AMAZON_S3=$(usex s3) currently broken, must be left ON
	local mycmakeargs=(
		-DBUILD_SHARED_LIBS=OFF
		"-DBUILD_LIBRETRO_CORE=$(usex libretro)"
		"-DUSE_GSH_VULKAN=$(usex vulkan)"
		"-DPROJECT_Version=${PV}"
		-Wno-dev
	)
	# https://github.com/jpd002/Play-/issues/911
	append-cppflags -DNDEBUG
	cmake_src_configure
}

src_install() {
	cmake_src_install
	if use libretro; then
		insinto "/usr/$(get_libdir)/libretro"
		doins "${BUILD_DIR}/Source/ui_libretro/play_libretro.so"
	fi
}