Jenkinsfile

node {
    checkout scm

    stage('abort-on-maven-release-commit') {
        def latestCommitMessage = sh script: 'git log -n 1 --pretty=format:"%s"', returnStdout: true
        if (latestCommitMessage == '[maven-release-plugin] prepare for next development iteration') {
            currentBuild.result = 'ABORTED'
            return
        }
    }

    stage('Build & Test') {
        if(currentBuild.result != 'ABORTED' && currentBuild.result != 'FAILURE') {
            def buildResult = sh returnStatus: true, script: 'mvn clean install -Dpact.verifier.publishResults=false'

            if(buildResult == 1) {
                currentBuild.result = 'FAILURE'
            }
        }
    }

    stage('build and release artifact') {
        if(currentBuild.result != 'ABORTED' && currentBuild.result != 'FAILURE') {
            sh 'mvn -Dresume=false -DdryRun=true release:prepare -Darguments="-DskipTests"'
            sh 'mvn -Dresume=false release:prepare release:perform -Darguments="-DskipTests"'
        }
    }

    stage('Publish Pact verification results') {
        if(currentBuild.result != 'ABORTED' && currentBuild.result != 'FAILURE') {
            // extract version number
            def artifactFile = findFiles glob: 'target/user-service*.jar'
            def versionNo = artifactFile[0].name.minus("user-service-").minus(".jar")

            sh "mvn clean install -Dpact.provider.version=${versionNo}"
        }
    }

    // need a better strategy for post build notifications - may be declarative pipeline.
    stage("slack notification") {
        if(currentBuild.result == "FAILURE") {
            slackSend (color: '#E01563', message: "FAILED: Job '${env.JOB_NAME} [${env.BUILD_NUMBER}]' (${env.BUILD_URL})", channel: '#user-service-team')
        } else if(currentBuild.result == "UNSTABLE") {
            slackSend (color: '#E01563', message: "UNSTABLE: Job '${env.JOB_NAME} [${env.BUILD_NUMBER}]' (${env.BUILD_URL})", channel: '#user-service-team')
        } else if(currentBuild.getPreviousBuild() != null && (currentBuild.getPreviousBuild().result == 'FAILURE' || currentBuild.getPreviousBuild().result == 'UNSTABLE')) {
            slackSend (color: '#3EB991', message: "BACK TO NORMAL: Job '${env.JOB_NAME} [${env.BUILD_NUMBER}]' (${env.BUILD_URL})", channel: '#user-service-team')
        }
    }
}