// Copyright 2020-present Open Networking Foundation
//
// 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.

// omec-reuse-scan.groovy
// checks an omec-project repo against reuse in a docker container

pipeline {

    agent {
        docker {
            image "reuse-verify:latest"
            label "${params.buildNode}"
        }
    }

    options {
        timeout(15)
    }

    stages {

        stage ("Clean Workspace") {
            steps {
                sh 'rm -rf *'
            }
        }

        stage ("Checkout Pull Request") {
            steps {
                checkout([
                    $class: 'GitSCM',
                    userRemoteConfigs: [[ url: "https://github.com/${params.ghprbGhRepository}", refspec: "pull/${params.ghprbPullId}/head" ]],
                    extensions: [[$class: 'RelativeTargetDirectory', relativeTargetDir: "${params.project}"]],
                    ],
                )
            }
        }

        stage("Run REUSE Linter"){
            steps {
                sh  '''
                    #!/usr/bin/env bash

                    cd $project
                    git checkout FETCH_HEAD
                    git show

                    mkdir ../jenkins-license-scan
                    modifiedFiles=$(git diff-tree --no-commit-id --name-only -r HEAD)
                    if [ -n "$modifiedFiles" ]
                    then
                        cp --parents "$modifiedFiles" ../jenkins-license-scan
                        cd ../jenkins-license-scan

                        reuse download --all
                        reuse lint
                    else
                        echo "There were no files to check. Skipping REUSE scan."
                    fi
                    '''
            }
        }
    }
}