#!groovy

/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF 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.
 */

pipeline {

    agent {
        node {
            label 'ubuntu'
        }
    }

    environment {
        // Testfails will be handled by the jenkins junit steps and mark the build as unstable.
        MVN_TEST_FAIL_IGNORE = '-Dmaven.test.failure.ignore=true'
    }

    tools {
        maven 'Maven 3 (latest)'
        jdk 'JDK 1.8 (latest)'
    }

    options {
        timeout(time: 1, unit: 'HOURS')
        // When we have test-fails e.g. we don't need to run the remaining steps
        skipStagesAfterUnstable()
    }

    stages {
        stage('Initialization') {
            steps {
                echo 'Building Branch: ' + env.BRANCH_NAME
                echo 'Using PATH = ' + env.PATH
            }
        }

        stage('Checkout') {
            steps {
                echo 'Checking out branch ' + env.BRANCH_NAME
                checkout scm
            }
        }

        stage('Build (not master)') {
            when {
                expression {
                    env.BRANCH_NAME != 'master'
                }
            }
            steps {
                echo 'Building'
                sh 'mvn ${MVN_TEST_FAIL_IGNORE} ${MVN_LOCAL_REPO_OPT} clean install'
            }
            post {
                always {
                    junit(testResults: '**/surefire-reports/*.xml', allowEmptyResults: true)
                    junit(testResults: '**/failsafe-reports/*.xml', allowEmptyResults: true)
                }
            }
        }

        stage('Build') {
            when {
                branch 'master'
            }
            steps {
                echo 'Building'
                // We'll deploy to a relative directory so we can
                // deploy new versions only if the entrie build succeeds
                sh 'mvn ${MVN_TEST_FAIL_IGNORE} -DaltDeploymentRepository=snapshot-repo::default::file:./local-snapshots-dir clean deploy'
            }
            post {
                always {
                    junit(testResults: '**/surefire-reports/*.xml', allowEmptyResults: true)
                    junit(testResults: '**/failsafe-reports/*.xml', allowEmptyResults: true)
                }
            }
        }

        stage('Code Quality') {
            when {
                branch 'master'
            }
            steps {
                echo 'Checking Code Quality'
                withSonarQubeEnv('ASF Sonar Analysis') {
                    sh 'mvn sonar:sonar'
                }
            }
        }

        stage('Deploy') {
            when {
                branch 'master'
            }
            steps {
                echo 'Deploying'
                // Deploy the artifacts using the wagon-maven-plugin.
                sh 'mvn -f jenkins.pom -X -P deploy-snapshots wagon:upload'
            }
        }

        stage('Cleanup') {
            steps {
                echo 'Cleaning up the workspace'
                deleteDir()
            }
        }
    }

    // Send out notifications on unsuccessful builds.
    post {
        // If this build failed, send an email to the list.
        failure {
            script {
                if(env.BRANCH_NAME == "master") {
                    emailext(
                        subject: "[BUILD-FAILURE]: Job '${env.JOB_NAME} [${env.BRANCH_NAME}] [${env.BUILD_NUMBER}]'",
                        body: """
BUILD-FAILURE: Job '${env.JOB_NAME} [${env.BRANCH_NAME}] [${env.BUILD_NUMBER}]':

Check console output at "<a href="${env.BUILD_URL}">${env.JOB_NAME} [${env.BRANCH_NAME}] [${env.BUILD_NUMBER}]</a>"
""",
                        to: "dev@iotdb.apache.org"
                    )
                }
            }
        }

        // If this build didn't fail, but there were failing tests, send an email to the list.
        unstable {
            script {
                if(env.BRANCH_NAME == "master") {
                    emailext(
                        subject: "[BUILD-UNSTABLE]: Job '${env.JOB_NAME} [${env.BRANCH_NAME}] [${env.BUILD_NUMBER}]'",
                        body: """
BUILD-UNSTABLE: Job '${env.JOB_NAME} [${env.BRANCH_NAME}] [${env.BUILD_NUMBER}]':

Check console output at "<a href="${env.BUILD_URL}">${env.JOB_NAME} [${env.BRANCH_NAME}] [${env.BUILD_NUMBER}]</a>"
""",
                        to: "dev@iotdb.apache.org"
                    )
                }
            }
        }

        // Send an email, if the last build was not successful and this one is.
        success {
            script {
                if ((env.BRANCH_NAME == "master") && (currentBuild.previousBuild != null) && (currentBuild.previousBuild.result != 'SUCCESS')) {
                    emailext (
                        subject: "[BUILD-STABLE]: Job '${env.JOB_NAME} [${env.BRANCH_NAME}] [${env.BUILD_NUMBER}]'",
                        body: """
BUILD-STABLE: Job '${env.JOB_NAME} [${env.BRANCH_NAME}] [${env.BUILD_NUMBER}]':

Is back to normal.
""",
                        to: "dev@iotdb.apache.org"
                    )
                }
            }
        }
    }

}