#!/bin/bash
set -e

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

fx_app_name=Firefox.app

# Get Mozilla source directory from command line
if [ -z "${1:-}" ]; then
	echo "Usage: $0 /path/to/mozilla-unified" >&2
	exit 1
fi
GECKO_PATH=$1
mach=$GECKO_PATH/mach

# Set ZOTERO_REPOS_DIR to use directory other than $HOME for zotero-standalone-build
if [ -n "${ZOTERO_REPOS_DIR:-}" ]; then
	repos_dir=$ZOTERO_REPOS_DIR
else
	repos_dir=$HOME
fi
if [ ! -d "$repos_dir/zotero-standalone-build" ]; then
	echo "$repos_dir/zotero-standalone-build not found" >&2
	exit 1
fi

BUILD_DIR=`mktemp -d`
function cleanup {
	rm -rf $BUILD_DIR
}
trap cleanup EXIT

set -x

export MOZ_BUILD_DATE=`date "+%Y%m%d%H%M%S"`

# Install required Rust version
rustup toolchain install $RUST_VERSION
rustup target add aarch64-apple-darwin
rustup target add x86_64-apple-darwin
rustup default $RUST_VERSION

cp "$SCRIPT_DIR/mozconfig" "$GECKO_PATH"

# Build Firefox for Intel and Apple Silicon
export Z_ARCH=x64
$mach build
$mach package
export Z_ARCH=aarch64
$mach build
$mach package

cd $BUILD_DIR

# Unify into Universal build
# From https://searchfox.org/mozilla-central/rev/97c902e8f92b15dc63eb584bfc594ecb041242a4/taskcluster/scripts/misc/unify.sh
for i in x86_64 aarch64; do
    $mach python -m mozbuild.action.unpack_dmg "$GECKO_PATH"/obj-$i-apple-darwin/dist/*.dmg $i
done
mv x86_64 x64

$mach python "$GECKO_PATH/toolkit/mozapps/installer/unify.py" x64/*.app aarch64/*.app

cp x64/$fx_app_name/Contents/MacOS/firefox zotero
xz zotero
mv zotero.xz "$repos_dir"/zotero-standalone-build/mac/zotero.xz