# Copyright 2016 Julian Ospald <hasufell@posteo.de>
# Distributed under the terms of the GNU General Public License v2

require cmake [ api=2 ] gtk-icon-cache
require github [ user=gerstrong tag=v${PV} ]

SUMMARY="Open Source Commander Keen clone (needs original game files)"

LICENCES="GPL-2 LGPL-2"
SLOT="0"
PLATFORMS="~amd64 ~x86"
RESTRICT="mirror" # contains keen files, but we do not install them

PY_SLOT="3.6"

DEPENDENCIES="
    build:
        dev-libs/boost
        virtual/pkg-config
    build+run:
        dev-lang/python:${PY_SLOT}
        media-libs/SDL:2[X]
        media-libs/SDL_image:2
        media-libs/SDL_mixer:2
        net-misc/curl
        sys-libs/zlib
        x11-dri/mesa
"

src_prepare() {
    # don't install questionable bundled keen data
    edo rm -r vfsroot

    # fixes build skew
    edo sed -i \
        -e '/INCLUDE(package.cmake)/d' \
        CMakeLists.txt

    cmake_src_prepare
}

src_configure() {
    CMAKE_SRC_CONFIGURE_PARAMS=(
        -DAPPDIR="/usr/$(exhost --target)/bin"
        -DBUILD_TARGET="LINUX"
        -DDOCDIR="/usr/share/doc/${PNVR}"
        -DGAMES_SHAREDIR="/usr/share"
        -DOGG=ON
        -DOPENGL=ON
        -DSHAREDIR="/usr/share"
        -DTREMOR=OFF
        -DUSE_SDL2=1
        -DUSE_PYTHON3=ON
        -DPYTHON_LIBRARY="$(python${PY_SLOT} -c 'import os.path, sysconfig; print(os.path.join(sysconfig.get_config_var("LIBDIR"), sysconfig.get_config_var("LDLIBRARY")) if sysconfig.get_config_var("LDLIBRARY") else "")')"
        -DPYTHON_INCLUDE_DIR="$(python${PY_SLOT} -c 'import distutils.sysconfig; print(distutils.sysconfig.get_python_inc())')"
    )

    cmake_src_configure
}

src_install() {
    cmake_src_install

    insinto /usr/share/applications
    doins share/cgenius.desktop

    insinto /usr/share/icons/hicolor/512x512/apps
    doins src/CGLogo.png
}

pkg_postinst() {
    elog "Check your settings in ~/.CommanderGenius/cgenius.cfg"
    elog "after you have started the game for the first time."
    elog "You may also want to set \"OpenGL = true\""
    elog
    elog "Then create the folder ~/.CommanderGenius/games"
    elog "and drop your keen game folders into it."

    gtk-icon-cache_pkg_postinst
}