Improve Recaf ebuild

dev-util/recaf-bin/files/recaf.desktop

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+[Desktop Entry]
+Name=Recaf
+Exec=/usr/bin/recaf %u
+Terminal=false
+Type=Application
+Categories=Utility;
+Keywords=java;decompiler;recaf;

dev-util/recaf-bin/recaf-bin-2.21.14-r1.ebuild

@@ -0,0 +1,55 @@
+# Copyright 2026 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit desktop xdg
+
+MY_PN="${PN%-bin}"
+JAVA_SLOT=21
+JFX_SLOT=11
+
+DESCRIPTION="A modern Java bytecode editor"
+HOMEPAGE="https://col-e.github.io/Recaf/"
+SRC_URI="https://github.com/Col-E/Recaf/releases/download/${PV}/recaf-${PV}-J8-jar-with-dependencies.jar -> ${P}.jar"
+S="${WORKDIR}"
+
+LICENSE="MIT"
+SLOT="0"
+KEYWORDS="~amd64"
+IUSE="system-openjfx"
+
+RDEPEND="
+	system-openjfx? ( dev-java/openjfx:${JFX_SLOT} )
+	!system-openjfx? ( dev-java/openjfx-bin:${JAVA_SLOT} )
+	dev-java/openjdk-bin:${JAVA_SLOT}
+"
+
+DEPEND="${RDEPEND}"
+
+src_install() {
+	insinto "/opt/${MY_PN}/"
+	newins "${DISTDIR}/${P}.jar" "${MY_PN}.jar"
+
+	domenu "${FILESDIR}/recaf.desktop"
+
+	if use system-openjfx; then
+		FXLIB_PATH="/usr/lib64/openjfx-${JFX_SLOT}/lib"
+	else
+		FXLIB_PATH="/usr/share/openjfx-bin-${JAVA_SLOT}/lib"
+	fi
+
+	newbin - ${MY_PN} <<-EOF
+		#!/bin/sh
+		FXLIB_PATH=${FXLIB_PATH}
+		FXLIBS="\$FXLIB_PATH/javafx.base.jar:\$FXLIB_PATH/javafx.controls.jar:\
+\$FXLIB_PATH/javafx.graphics.jar:\
+/opt/${MY_PN}/recaf.jar"
+
+		if [ \$# -eq 1 ] && [ -f "\$1" ]; then
+			java -cp \$FXLIBS me.coley.recaf.Recaf "--noupdate" "--input=\$1"
+		else
+			java -cp \$FXLIBS me.coley.recaf.Recaf "--noupdate" "\$@"
+		fi
+	EOF
+}