post_install() {
	echo "WARNING: This plugin overwrites the following Celestia file:"
	echo "/usr/share/celestia/textures/medres/gstar.jpg"
	echo "It will be restored from the gstar-original.jpg file"
	echo "when you uninstall the celestia-addon-sun package."

	mv --verbose "/usr/share/celestia/textures/medres/gstar.jpg" "/usr/share/celestia/textures/medres/gstar-original.jpg"
	mv --verbose "/usr/share/celestia/textures/medres/gstar_celestia-addon-sun.jpg" "/usr/share/celestia/textures/medres/gstar.jpg"
}

post_upgrade() {
	post_install
}


post_remove() {
	echo "Restore the original Celestia file:"
	echo "/usr/share/celestia/textures/medres/gstar.jpg"
	mv --verbose "/usr/share/celestia/textures/medres/gstar-original.jpg" "/usr/share/celestia/textures/medres/gstar.jpg"
}