pipeline {
    agent { label 'docker-lehrer' }

    options {
        buildDiscarder(logRotator(artifactNumToKeepStr: '0'))
        skipDefaultCheckout()
    }
    parameters {
        string(name: 'USERNAME', defaultValue: 'Username', description: 'Benutzername')
        password(name: 'PASSWORD', defaultValue: '', description: 'Passwort')
        string(name: 'REPOSITORY', defaultValue: '.git', description: 'URL Git-Repository DA - default Wert: Baue Vorlage')
        string(name: 'BRANCH', defaultValue: 'master', description: 'Branch')
        string(name: 'PATH', defaultValue: '', description: "Pfad zur DA in git (z.B.: dipl/)")
    }
    stages {
        stage('Clean checkout of the template') {
            when {
                expression { '.git' == params.REPOSITORY }
            }
            steps{
                cleanWs()
                checkout scm
            }
        }
        stage('Build only template') {
            when {
                expression { '.git' == params.REPOSITORY }
            }
            steps {
                sh '''
                cp -rv HTLLE-DA-Vorlage/example/* .
                make pdf -C HTLLE-DA-Vorlage SOURCEDIR=$(pwd)
                '''
            }
        }
        stage('Checkout DA') {
            when {
                expression { '.git' != params.REPOSITORY }
            }
            steps {
                sh '''
                login_url_sub="https://"$(params.USERNAME)":"$(params.PASSWORD)"@"
                sub='https;//'
                git clone --recurse-submodules --remote-submodules $($(params.REPOSITORY)/$(sub)/$(login_url_sub)) .
                '''
            }
        }
        stage('Build DA') {
            when {
                expression { '.git' != params.REPOSITORY }
            }
            steps {
                sh '''
                cd $(params.PATH)
                make pdf -C HTLLE-DA-Vorlage SOURCEDIR=$(pwd)
                '''
            }
        }
        stage('Test if diplomarbeit.pdf was build') {
            steps {
                  sh "test -f diplomarbeit.pdf"
            }
        }
    }
    post {
        always {
            emailext attachLog: true, attachmentsPattern: 'diplomarbeit.pdf*',
                body: "${currentBuild.currentResult}: Job ${env.JOB_NAME} build ${env.BUILD_NUMBER}",
                recipientProviders: [requestor()],
                subject: "Jenkins Diplomarbeit Build ${currentBuild.currentResult}"
        }
    }
}