TERMUX_PKG_HOMEPAGE=https://neovim.io/
TERMUX_PKG_DESCRIPTION="Ambitious Vim-fork focused on extensibility and agility (nvim)"
TERMUX_PKG_LICENSE="Apache-2.0"
TERMUX_PKG_MAINTAINER="@termux"
TERMUX_PKG_VERSION=0.4.4
TERMUX_PKG_REVISION=3
TERMUX_PKG_SRCURL=https://github.com/neovim/neovim/archive/v${TERMUX_PKG_VERSION}.tar.gz
TERMUX_PKG_SHA256=2f76aac59363677f37592e853ab2c06151cca8830d4b3fe4675b4a52d41fc42c
TERMUX_PKG_DEPENDS="libiconv, libuv, luv, libmsgpack, libandroid-support, libvterm, libtermkey, liblua53, libunibilium"
TERMUX_PKG_HOSTBUILD=true

TERMUX_PKG_EXTRA_CONFIGURE_ARGS="
-DENABLE_JEMALLOC=OFF
-DGETTEXT_MSGFMT_EXECUTABLE=$(which msgfmt)
-DGETTEXT_MSGMERGE_EXECUTABLE=$(which msgmerge)
-DGPERF_PRG=$TERMUX_PKG_HOSTBUILD_DIR/deps/usr/bin/gperf
-DLUA_PRG=$TERMUX_PKG_HOSTBUILD_DIR/deps/usr/bin/luajit
-DPKG_CONFIG_EXECUTABLE=$(which pkg-config)
-DXGETTEXT_PRG=$(which xgettext)
-DPREFER_LUA=ON
-DLUA_INCLUDE_DIR=$TERMUX_PREFIX/include/lua5.3
"
TERMUX_PKG_CONFFILES="share/nvim/sysinit.vim"

termux_step_host_build() {
	termux_setup_cmake

	mkdir -p $TERMUX_PKG_HOSTBUILD_DIR/deps
	cd $TERMUX_PKG_HOSTBUILD_DIR/deps
	cmake $TERMUX_PKG_SRCDIR/third-party
	make -j 1

	cd $TERMUX_PKG_SRCDIR
	make CMAKE_EXTRA_FLAGS="-DCMAKE_INSTALL_PREFIX=$TERMUX_PKG_HOSTBUILD_DIR -DUSE_BUNDLED_LUAROCKS=ON" install
	make distclean
	rm -Rf build/
}

termux_step_pre_configure() {
	TERMUX_PKG_EXTRA_CONFIGURE_ARGS+=" -DLUA_MATH_LIBRARY=$TERMUX_STANDALONE_TOOLCHAIN/sysroot/usr/lib/$TERMUX_HOST_PLATFORM/$TERMUX_PKG_API_LEVEL/libm.so"
}

termux_step_post_make_install() {
	local _CONFIG_DIR=$TERMUX_PREFIX/share/nvim
	mkdir -p $_CONFIG_DIR
	cp $TERMUX_PKG_BUILDER_DIR/sysinit.vim $_CONFIG_DIR/
}

termux_step_create_debscripts() {
	cat <<- EOF > ./postinst
	#!$TERMUX_PREFIX/bin/sh
	if [ "\$1" = "configure" ] || [ "\$1" = "abort-upgrade" ]; then
		if [ -x "$TERMUX_PREFIX/bin/update-alternatives" ]; then
			update-alternatives --install \
				$TERMUX_PREFIX/bin/editor editor $TERMUX_PREFIX/bin/nvim 40
			update-alternatives --install \
				$TERMUX_PREFIX/bin/vi vi $TERMUX_PREFIX/bin/nvim 15
		fi
	fi
	EOF

	cat <<- EOF > ./prerm
	#!$TERMUX_PREFIX/bin/sh
	if [ "\$1" != "upgrade" ]; then
		if [ -x "$TERMUX_PREFIX/bin/update-alternatives" ]; then
			update-alternatives --remove editor $TERMUX_PREFIX/bin/nvim
			update-alternatives --remove vi $TERMUX_PREFIX/bin/nvim
		fi
	fi
	EOF
}