#!/usr/bin/env bash

# exit when any command fails
set -e

# Package shared/rarely-changing library artifacts.
#
# Produces 5 total artifacts:
#   - breezyVulkan-libs-x86_64.tar.gz
#   - breezyGNOME-libs-$ARCH.tar.gz (x86_64 + aarch64)
#   - breezyKWin-libs-$ARCH.tar.gz (x86_64 + aarch64)

ARCHITECTURES=("x86_64" "aarch64")
VULKAN_ARCHITECTURES=("x86_64")
APPS=("breezyVulkan" "breezyGNOME" "breezyKWin")

# https://stackoverflow.com/a/246128
SCRIPT_DIR=$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" &>/dev/null && pwd)
ROOT_DIR=$(realpath "$SCRIPT_DIR/..")
XR_DRIVER_DIR="$ROOT_DIR/modules/XRLinuxDriver"
VULKAN_DIR="$ROOT_DIR/vulkan"
VKBASALT_MODULE_DIR="$VULKAN_DIR/modules/vkBasalt"
VKBASALT_BUILD_DIR="$VKBASALT_MODULE_DIR/out"

echo "Building XR Driver libs packages"
pushd "$XR_DRIVER_DIR" > /dev/null
./bin/package_libs
popd > /dev/null

echo "Building vkBasalt build artifacts"
if [ ! -d "$VKBASALT_BUILD_DIR" ] || [ "${1:-}" == "--rebuild-vkbasalt" ]; then
  pushd "$VKBASALT_MODULE_DIR" > /dev/null
  ./docker-build
  popd > /dev/null
fi

echo "Building Breezy libs packages for all architectures"

BUILD_PATH="$ROOT_DIR/build"
mkdir -p "$BUILD_PATH"

pushd "$BUILD_PATH" > /dev/null

for APP in "${APPS[@]}"; do
  ARCHES=("${ARCHITECTURES[@]}")
  if [ "$APP" == "breezyVulkan" ]; then
    ARCHES=("${VULKAN_ARCHITECTURES[@]}")
  fi

  for ARCH in "${ARCHES[@]}"; do
    XR_LIB_ARCHIVE="$XR_DRIVER_DIR/out/xrDriver-libs-$ARCH.tar.gz"

    PACKAGE_LIB_DIR=breezy_desktop_lib
    rm -rf "$PACKAGE_LIB_DIR"
    mkdir -p "$PACKAGE_LIB_DIR"
    cp "$XR_LIB_ARCHIVE" "$PACKAGE_LIB_DIR/"

    if [ "$APP" == "breezyVulkan" ]; then
      mkdir -p "$PACKAGE_LIB_DIR"/{vkBasalt.64,vkBasalt.32}
      cp "$VKBASALT_BUILD_DIR/builddir/src/libvkbasalt.so" "$PACKAGE_LIB_DIR/vkBasalt.64/"
      cp "$VKBASALT_BUILD_DIR/builddir/config/vkBasalt.json" "$PACKAGE_LIB_DIR/vkBasalt.64/"
      cp "$VKBASALT_BUILD_DIR/builddir.32/src/libvkbasalt.so" "$PACKAGE_LIB_DIR/vkBasalt.32/"
    fi

    LIB_ARTIFACT_NAME="$APP-libs-$ARCH.tar.gz"
    tar -zcvf "$LIB_ARTIFACT_NAME" "$PACKAGE_LIB_DIR" > /dev/null

    # Clean up for next iteration
    rm -rf "$PACKAGE_LIB_DIR"
  done
done

popd > /dev/null

mkdir -p "$ROOT_DIR/out"
cp "$BUILD_PATH"/breezy*-libs-*.tar.gz "$ROOT_DIR/out/"

rm -f "$BUILD_PATH"/breezy*-libs-*.tar.gz