// Licensed to Elasticsearch B.V. under one or more contributor
// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. Elasticsearch B.V. licenses this file to you 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.

package mage

import (
	"fmt"

	"github.com/magefile/mage/sh"
)

func CheckNoChanges() error {
	fmt.Println(">> fmt - go run")
	err := sh.RunV("go", "mod", "tidy", "-v")
	if err != nil {
		return fmt.Errorf("failed running go mod tidy, please fix the issues reported: %w", err)
	}
	fmt.Println(">> fmt - git diff")
	err = sh.RunV("git", "diff")
	if err != nil {
		return fmt.Errorf("failed running git diff, please fix the issues reported: %w", err)
	}
	fmt.Println(">> fmt - git update-index")
	err = sh.RunV("git", "update-index", "--refresh")
	if err != nil {
		return fmt.Errorf("failed running git update-index --refresh, please fix the issues reported: %w", err)
	}
	fmt.Println(">> fmt - git diff-index")
	err = sh.RunV("git", "diff-index", "--exit-code", "HEAD", "--")
	if err != nil {
		return fmt.Errorf("failed running go mod tidy, please fix the issues reported: %w", err)
	}
	return nil
}
