#!/usr/bin/env bash
# Copyright 2025 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

set -o errexit
set -o nounset
set -o pipefail

REPO_ROOT="$(git rev-parse --show-toplevel)"
cd ${REPO_ROOT}

if ! command -v mockgen &> /dev/null; then
  echo "mockgen not found, installing..."
  go install go.uber.org/mock/mockgen@latest
fi

# We run generate to see if it creates any diffs.
go generate ./internal/mocks

if ! git diff --quiet --exit-code -- internal/mocks; then
  echo "Mocks are stale. Commit the changes to the generated files."
  exit 1
fi

echo "Mocks are up to date."