topola-0.1.0_pre20251201vowstar

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# Copyright 2025 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=8

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"

PYTHON_COMPAT=( python3_{12..14} )

# Topola uses a fork of petgraph from codeberg
PETGRAPH_COMMIT="1bae625ec5f0373ebe859e027af56dcb11a3ac85"
TOPOLA_COMMIT="3b56eb74c973b148350fc1b0ebcb2040548cbdbc"

inherit cargo desktop python-any-r1

DESCRIPTION="Work-in-progress topological (rubberband) router and autorouter for PCBs"
HOMEPAGE="https://topola.dev https://codeberg.org/topola/topola"
SRC_URI="
	https://codeberg.org/topola/topola/archive/${TOPOLA_COMMIT}.tar.gz
		-> ${P}.tar.gz
	https://codeberg.org/topola/petgraph/archive/${PETGRAPH_COMMIT}.tar.gz
		-> ${PN}-petgraph-${PETGRAPH_COMMIT}.tar.gz
	${CARGO_CRATE_URIS}
"
S="${WORKDIR}/topola"

LICENSE="MIT"
# Dependent crate licenses
LICENSE+="
	Apache-2.0 Apache-2.0-with-LLVM-exceptions Boost-1.0 CC0-1.0 ISC MIT
	MPL-2.0 OFL-1.1 UbuntuFontLicense-1.0 Unicode-3.0 ZLIB
"
SLOT="0"
KEYWORDS="~amd64"
IUSE="gtk3 wayland X"

RDEPEND="
	dev-libs/wayland
	media-libs/fontconfig
	media-libs/libglvnd
	x11-libs/libxkbcommon[wayland?,X?]
	gtk3? ( x11-libs/gtk+:3 )
	wayland? ( dev-libs/wayland )
	X? (
		x11-libs/libX11
		x11-libs/libXcursor
		x11-libs/libXi
		x11-libs/libXrandr
	)
"
DEPEND="${RDEPEND}"
BDEPEND="
	${PYTHON_DEPS}
	virtual/pkgconfig
"

QA_FLAGS_IGNORED="usr/bin/topola"

# Tests require dev-dependencies (proptest, rstest) which are removed
# in src_prepare to avoid network access during build
RESTRICT="test"

pkg_setup() {
	python-any-r1_pkg_setup
	rust_pkg_setup
}

src_prepare() {
	default

	# Move petgraph fork to expected location
	mv "${WORKDIR}/petgraph" "${WORKDIR}/petgraph-topola" || die

	# Patch Cargo.toml to use local petgraph instead of git
	sed -i \
		-e 's|git = "https://codeberg.org/topola/petgraph.git"|path = "../petgraph-topola"|' \
		Cargo.toml || die

	# Remove fuzz workspace members (not needed for release build)
	sed -i \
		-e 's|members = \[".", "crates/\*", "crates/\*/fuzz"\]|members = [".", "crates/*"]|' \
		Cargo.toml || die

	# Remove dev-dependencies that require network access
	# Use Python for reliable removal of [dev-dependencies] and [dev-dependencies.xxx] sections
	python3 - << 'PYEOF' || die "Failed to remove dev-dependencies"
import os
import re

def remove_dev_deps(filepath):
	with open(filepath, 'r') as f:
		lines = f.readlines()
	result = []
	skip = False
	for line in lines:
		if re.match(r'^\[dev-dependencies', line):
			skip = True
			continue
		if line.startswith('[') and not re.match(r'^\[dev-dependencies', line):
			skip = False
		if not skip:
			result.append(line)
	with open(filepath, 'w') as f:
		f.writelines(result)

for root, dirs, files in os.walk('.'):
	if 'fuzz' in root:
		continue
	for f in files:
		if f == 'Cargo.toml':
			remove_dev_deps(os.path.join(root, f))
PYEOF

	cargo_src_prepare
}

src_configure() {
	local myfeatures=(
		$(usev gtk3)
		$(usex wayland xdg-portal '')
	)
	cargo_src_configure --package topola-egui
}

src_compile() {
	cargo_src_compile --package topola-egui
}

src_install() {
	dobin target/release/topola-egui
	dosym topola-egui /usr/bin/topola

	# Install icon and create desktop entry
	newicon -s scalable assets/logos/topola/icon.svg ${PN}.svg
	make_desktop_entry topola Topola ${PN} \
		"Electronics;Engineering" \
		"MimeType=application/x-kicad-pcb;"

	dodoc README.md CONTRIBUTING.md INSTALL.md

	einstalldocs
}