# Copyright 1999-2020 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=7

inherit desktop wrapper xdg

MY_P="${PV//./_}"
MY_P="${PN//-/_}_v${MY_P%_*}_build_${MY_P##*_}"
MY_PN="Trine Enchanted Edition"

DESCRIPTION="The original sidescrolling action platformer under the Trine 2 engine"
HOMEPAGE="https://www.frozenbyte.com/games/trine-enchanted-edition"
SRC_URI="${MY_P}_humble_linux_full.zip"
LICENSE="all-rights-reserved"
SLOT="0"
KEYWORDS="-* ~amd64 ~x86"
IUSE="+launcher"
RESTRICT="bindist fetch splitdebug"

QA_PREBUILT="opt/${PN}/${PN}*"

DEPEND="app-arch/unzip"

# SDL 1.3 is bundled but the game appears to be statically linked
# against SDL 2.0.3. We can bypass this and use our own SDL 2 by setting
# the SDL_DYNAMIC_API environment variable.

RDEPEND="
	media-gfx/nvidia-cg-toolkit[abi_x86_32]
	media-libs/alsa-lib[abi_x86_32]
	media-libs/freetype:2[abi_x86_32]
	media-libs/libogg[abi_x86_32]
	>=media-libs/libsdl2-2.0.3[abi_x86_32,joystick,opengl,sound,threads,video]
	>=media-libs/libvorbis-1.3[abi_x86_32]
	>=media-libs/openal-1.15[abi_x86_32]
	>=sys-devel/gcc-4.6[cxx]
	>=sys-libs/glibc-2.15
	sys-libs/zlib[abi_x86_32]
	virtual/glu[abi_x86_32]
	virtual/opengl[abi_x86_32]
	launcher? (
		dev-libs/glib:2[abi_x86_32]
		media-libs/libpng-compat:1.2[abi_x86_32]
		x11-libs/gdk-pixbuf:2[abi_x86_32]
		x11-libs/gtk+:2[abi_x86_32]
		x11-libs/libX11[abi_x86_32]
		x11-libs/pango[abi_x86_32,X]
	)"

S="${WORKDIR}/linux/_enchanted_edition_"

pkg_nofetch() {
	einfo "Please buy and download ${SRC_URI} from:"
	einfo "  https://www.humblebundle.com/store/${PN}"
	einfo "and move it to your distfiles directory."
}

src_install() {
	local dir=/opt/${PN} SDL=${EPREFIX}/usr/$(ABI=x86 get_libdir)/libSDL2-2.0.so.0

	insinto "${dir}"
	doins -r *.fbq data

	exeinto "${dir}"
	newexe bin/trine1_linux_32bit ${PN}

	make_wrapper ${PN} "env SDL_DYNAMIC_API=\"${SDL}\" ./${PN}" "${dir}"
	make_desktop_entry ${PN} "${MY_PN}"

	if use launcher ; then
		exeinto "${dir}"
		newexe bin/trine1_linux_launcher_32bit ${PN}-launcher

		make_wrapper ${PN}-launcher "env SDL_DYNAMIC_API=\"${SDL}\" ./${PN}-launcher" "${dir}"
		make_desktop_entry ${PN}-launcher "${MY_PN} (launcher)"

		# Launcher binary has hardcoded the game path.
		dosym ../${PN} "${dir}"/bin/trine1_bin_starter.sh
	fi

	newicon -s 64 trine1.png ${PN}.png
	dodoc readme_changelog.txt
}