#!/bin/bash
set -euo pipefail

SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
cd "$SCRIPT_DIR"

if [ $# -ne 1 ]; then
	echo "Usage: $0 <firefox-version>"
	exit 1
fi

version="$1"

for arch in x86_64 aarch64; do
	package="firefox-${version}.en-US.linux-${arch}.tar.xz"
	if [ $arch = 'aarch64' ]; then
		arch="arm64"
	fi
	
	if [ ! -f "$package" ]; then
		echo "Error: Package not found: $package"
		exit 1
	fi
	
	echo "Extracting updater from $package..."
	tar --extract --xz --file="$package" --to-stdout "firefox/updater" > "updater-$arch"
	
	# Add missing RUNPATH to custom fx140 builds, which is missing for unclear reasons.
	# Without this, the updater fails looking for libmozsqlite3.so.
	patchelf --set-rpath '$ORIGIN' "updater-$arch"
done

echo "Creating updater.tar.xz..."
if [ `uname` = "Darwin" ]; then
	tar=gtar
else
	tar=tar
fi
$tar --owner=0 --group=0 --numeric-owner --no-xattrs --mode=0755 -cJvf updater.tar.xz updater-x86_64 updater-arm64

rm updater-x86_64 updater-arm64

echo "Done: updater.tar.xz created"