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

EAPI=8

inherit flag-o-matic

if [[ ${PV} == 9999 ]] ; then
	EGIT_REPO_URI="https://git.savannah.gnu.org/git/nano.git"
	inherit autotools git-r3
else
	MY_P="${PN}-${PV/_}"
	SRC_URI="https://www.nano-editor.org/dist/v${PV:0:1}/${MY_P}.tar.xz"
	KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
fi

DESCRIPTION="GNU GPL'd Pico clone with more functionality"
HOMEPAGE="https://www.nano-editor.org/ https://wiki.gentoo.org/wiki/Nano/Basics_Guide"

LICENSE="GPL-3"
SLOT="0"
IUSE="debug justify magic minimal ncurses nls +spell +split-usr static unicode"

LIB_DEPEND="
	>=sys-libs/ncurses-5.9-r1:=[unicode(+)?]
	sys-libs/ncurses:=[static-libs(+)]
	magic? ( sys-apps/file[static-libs(+)] )
	nls? ( virtual/libintl )
"
RDEPEND="!static? ( ${LIB_DEPEND//\[static-libs(+)]} )"
DEPEND="
	${RDEPEND}
	static? ( ${LIB_DEPEND} )
"
BDEPEND="
	nls? ( sys-devel/gettext )
	virtual/pkgconfig
"

REQUIRED_USE="
	magic? ( !minimal )
"

src_prepare() {
	default

	if [[ ${PV} == 9999 ]] ; then
		eautoreconf
	fi
}

src_configure() {
	use static && append-ldflags -static

	local myconfargs=(
		--bindir="${EPREFIX}"/bin
		--htmldir=/trash
		$(use_enable !minimal color)
		$(use_enable !minimal multibuffer)
		$(use_enable !minimal nanorc)
		$(use_enable magic libmagic)
		$(use_enable spell speller)
		$(use_enable justify)
		$(use_enable debug)
		$(use_enable nls)
		$(use_enable unicode utf8)
		$(use_enable minimal tiny)
	)

	econf "${myconfargs[@]}"
}

src_install() {
	default

	# Don't use "${ED}" here or things break (#654534)
	rm -r "${D}"/trash || die

	dodoc doc/sample.nanorc
	docinto html
	dodoc doc/faq.html
	insinto /etc
	newins doc/sample.nanorc nanorc

	if ! use minimal ; then
		# Enable colorization by default.
		sed -i \
			-e '/^# include /s:# *::' \
			"${ED}"/etc/nanorc || die

		# Since nano-5.0 these are no longer being "enabled" by default
		# (bug #736848)
		local rcdir="/usr/share/nano"
		mv "${ED}"${rcdir}/extra/* "${ED}"/${rcdir}/ || die
		rmdir "${ED}"${rcdir}/extra || die

		insinto "${rcdir}"
		newins "${FILESDIR}/gentoo.nanorc-r1" gentoo.nanorc
	fi

	use split-usr && dosym ../../bin/nano /usr/bin/nano
}

pkg_postrm() {
	[[ -n ${REPLACED_BY_VERSION} ]] && return

	local e
	e=$(unset EDITOR; . "${EROOT}"/etc/profile &>/dev/null; echo "${EDITOR}")
	if [[ ${e##*/} == nano ]]; then
		ewarn "The EDITOR variable is still set to ${e}."
		ewarn "You can update it with \"eselect editor\"."
	fi
}