#!/usr/bin/env bash
# SPDX-FileCopyrightText: Copyright 2022, Arm Limited and/or its affiliates.
# SPDX-License-Identifier: Apache-2.0
BAZEL_VERSION="$1"
shift

set +e
local_bazel_ver=$(bazel version 2>&1 | grep -i label | awk '{print $3}')

if [[ "$local_bazel_ver" == "$BAZEL_VERSION" ]]; then
  exit 0
fi

set -e

# Install Bazel™
mkdir -p /bazel
cd /bazel
if [[ ! -f "bazel-$BAZEL_VERSION-installer-linux-x86_64.sh" ]]; then
  curl -fSsL -O https://github.com/bazelbuild/bazel/releases/download/$BAZEL_VERSION/bazel-$BAZEL_VERSION-installer-linux-x86_64.sh
fi
chmod +x /bazel/bazel-*.sh
/bazel/bazel-$BAZEL_VERSION-installer-linux-x86_64.sh
rm -f /bazel/bazel-$BAZEL_VERSION-installer-linux-x86_64.sh