#!/bin/bash
set -euo pipefail

SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
APP_ROOT_DIR="$(dirname "$SCRIPT_DIR")"
. "$APP_ROOT_DIR/config.sh"

if [ -z "${1:-}" ]; then
	echo "Usage: $0 x64|arm64|i686" >&2
	exit 1
fi

gecko_path=~/src/firefox
arch=$1

if [ ! -d "$gecko_path" ]; then
	echo "$gecko_path is not a directory" >&2
	exit 1
fi

# Install required Rust version
rustup toolchain install $RUST_VERSION
if [ $arch = "x64" ]; then
	rust_target=x86_64
elif [ $arch = "arm64" ]; then
	rust_target=aarch64
elif [ $arch = "i686" ]; then
	rust_target=i686
else
	echo "Unknown architecture $arch" >&2
	exit 1
fi
rustup target add $rust_target-unknown-linux-gnu

rm "$gecko_path/mozconfig"
touch "$gecko_path/mozconfig"

if [ $arch == "arm64" ]; then
	echo "ac_add_options --target=aarch64-linux-gnu" >> "$gecko_path/mozconfig"
elif [ $arch == "i686" ]; then
	echo "ac_add_options --target=i686" >> "$gecko_path/mozconfig"
fi

cat "$SCRIPT_DIR/mozconfig" >> "$gecko_path/mozconfig"

cd "$gecko_path"
./mach build
./mach package