#!/bin/bash

# Copyright 2022 The Fuchsia Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

set -e

# This script is used by infra to validate that the driver can be built and
# tests pass.

readonly REPO_ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." >/dev/null 2>&1 && pwd)"
readonly BAZELISK_TOOL="${REPO_ROOT}/tools/bazel"
readonly OVERRIDE_SDK="${REPO_ROOT}/fuchsia_sdk.tar.gz"
readonly DEFAULT_TARGET="third_party/iwlwifi/platform:fuchsia_device"

main() {
  target="$DEFAULT_TARGET"
  args=()
  while [[ "$#" -gt 0 ]]; do
    if ! [[ "$1" =~ ^-- ]]; then
      target="$1"
    else
      args+=( "$1" )
    fi
    shift
  done

  if [[ -f "$OVERRIDE_SDK" && -z "$BAZEL_FUCHSIA_SDK_ARCHIVE" ]]; then
    export BAZEL_FUCHSIA_SDK_ARCHIVE="$OVERRIDE_SDK"
  fi
  if [[ -n "$BAZEL_FUCHSIA_SDK_ARCHIVE" ]]; then
    if [[ ! -f "$BAZEL_FUCHSIA_SDK_ARCHIVE" ]]; then
      echo -e >&2 "\033[1;31mERROR:\033[0m Local SDK does not exist, please fix or unset variable BAZEL_FUCHSIA_SDK_ARCHIVE: ${BAZEL_FUCHSIA_SDK_ARCHIVE}"
      exit 1
    fi
    echo -e >&2 "\033[1;33mINFO:\033[0m Using a local SDK: ${BAZEL_FUCHSIA_SDK_ARCHIVE##$REPO_ROOT/}"
    "$BAZELISK_TOOL" build --config=fuchsia_x64 "$target" "${args[@]}"
    echo "Everything build and all tests passed."
  else
    # TODO(mangini): handle this appropriately when the DDK is published by
    # infra in an accessible way. We need to keep this fallback state to avoid
    # triggering CI/CQ since the build bot cannot build the driver until it has
    # access to a valid DDK.
    "$BAZELISK_TOOL" --version
    echo "Not building now since the DDK is not available. Please re-run scripts/bootstrap.sh with the appropriate flag to generate the Blaze build rules."
  fi
}

main "$@"