#!groovy

node {
    checkout scm
    currentBuild.displayName = "${env.BRANCH_NAME}-${env.BUILD_NUMBER}"
    
    bname = "${env.BRANCH_NAME}"
    tokens = bname.tokenize("/")
    branch = tokens[0]
   
    pom = readMavenPom file: 'pom.xml'
    
    println "Group ID: ${pom.groupId}"
    println "Artifact ID: ${pom.artifactId}"
    println "Version: ${pom.version}"
    println "Packaging: ${pom.packaging}"
    println "Name: ${pom.name}"
    println "Branch: ${branch}"
    println "Build Server: ${pom.properties.buildServer}"
    println "Build Priority: ${pom.properties.buildPriority}"
    println "Build Path: ${pom.properties.buildPath}"

    env.gidname = "${pom.properties.buildServer}"    
    env.tarfilename = "${pom.artifactId}-${pom.version}" 
    env.bpriority = "${pom.properties.buildPriority}"
    env.src = "${pom.properties.buildPath}${pom.artifactId}"
    email_recipients = "system_errors@cookmedical.com"
    
    properties([buildDiscarder(logRotator(artifactDaysToKeepStr: '', artifactNumToKeepStr: '', daysToKeepStr: '', numToKeepStr: '10')), pipelineTriggers([[$class: 'BitBucketTrigger'], pollSCM('')])])

    script {
        switch(branch) {
            case "feature":
                repository = "jbase-test-releases"
                toservers = null
                roomnbr = "370"
                break
            case "dev":
                repository = "jbase-test-releases"
                toservers = "null"
                roomnbr = "371"
                break
            case "release":
                repository = "jbase-test-releases"
                toservers = "${gidname}-test.cookgroup.nao"
                roomnbr = "372"
                break
            case "bugfix":
                repository = "jbase-test-releases"
                toservers = null   
                roomnbr = "375"
                break
            case "master":
                repository = "jbase-releases"
                toservers = "${gidname}.cookgroup.nao ${gidname}-dev.cookgroup.nao"
                roomnbr = "374"
                break
            case "hotfix": 
                repository = "jbase-test-releases"
                toservers = null
                roomnbr = "373"
                break    
        }
    }

    if (toservers != null) {
        toserver = toservers.split(" ")
    }

    println "Repository: ${repository}"
    println "ToServers: ${toservers}"
}   

hipchatSend color: 'GRAY', credentialId: '', message: "Build Started - Job Name: ${env.JOB_NAME} - Build Number: ${env.BUILD_NUMBER} - <a href='${env.JOB_DISPLAY_URL}'>Open</a>", notify: true, room: roomnbr, sendAs: '', server: 'hipchat.cookgroup.nao', v2enabled: true

pipeline {
    agent any 

    stages {
        stage('Rsync') {
            when {
                expression { toservers != null }
            }
            steps {
                rsync_server_loop(toserver)
           }
        }    
        stage('Build') {
            when {
                expression { toservers != null }
            }
            steps {
                build_server_loop(toserver)
            }
        }        
        stage('Deploy Nexus') {
           when {
                expression { toservers != null }
            }            
            steps {
                echo "Deploying to Nexus for ${tarfilename}"
                sh "mkdir -p /tmp/root${src}"
                sh "cp -R ${WORKSPACE}/* /tmp/root${src}"
                sh "cd /tmp/root"
                sh "tar --exclude='./.git' --exclude='./*.zip' -cvf /tmp/${tarfilename}.tar ./"
                sh "/usr/local/maven-3.1.1/bin/mvn deploy:deploy-file -Durl=https://css-nexus-p1.cookgroup.nao/nexus/content/repositories/${repository}/ -DpomFile=${WORKSPACE}/pom.xml -Dfile=/tmp/${tarfilename}.tar -DgeneratePom=false -Dpackaging=tar -DrepositoryId=jbase"
                sh "rm -fr /tmp/root"
                sh "rm -fr /tmp/${tarfilename}.tar"
            }
        }       
    }

    post {
        always {
            echo ''
        }
        success {
            hipchatSend color: 'GREEN', credentialId: '', message: "Build Success - Job Name: ${env.JOB_NAME} - Build Number: ${env.BUILD_NUMBER} - <a href='${env.JOB_DISPLAY_URL}'>Open</a>", notify: true, room: roomnbr, sendAs: '', server: 'hipchat.cookgroup.nao', v2enabled: true
        }
        failure {
            hipchatSend color: 'RED', credentialId: '', message: "Build failure - Job Name: ${env.JOB_NAME} - Build Number: ${env.BUILD_NUMBER} - <a href='${env.JOB_DISPLAY_URL}'>Open</a>", notify: true, room: roomnbr, sendAs: '', server: 'hipchat.cookgroup.nao', v2enabled: true
            sendEmail("Fail")
        }
        unstable {
            echo ''
        }
        changed {
            echo ''
        }
    }
}

@NonCPS
def getChangeString() {
    MAX_MSG_LEN = 100
    def changeString = ""

    echo "Gathering SCM changes"
    def changeLogSets = currentBuild.changeSets
    for (int i = 0; i < changeLogSets.size(); i++) {
        def entries = changeLogSets[i].items
        for (int j = 0; j < entries.length; j++) {
            def entry = entries[j]
            truncated_msg = entry.msg.take(MAX_MSG_LEN)
            changeString += " - ${truncated_msg} [${entry.author}]\n"
        }
    }

    if (!changeString) {
        changeString = " - No new changes"
    }
    return changeString
}

def sendEmail(status) {
    mail (
    to: "$email_recipients", 
    subject: "Build $BUILD_NUMBER - " + status + " ($JOB_NAME)", 
    body: "Changes:\n " + getChangeString() + "\n\n Check console output at: $BUILD_URL/console" + "\n")
}

def rsync_server_loop(list) {
    for (int i = 0; i < list.size(); i++) {
        echo "Rsyncing to ${list[i]}"
        sshagent(["a75e89f0-2c42-421a-b795-c374b9d8aeaf"]) {
            sh "rsync --delete --no-relative --exclude-from=.excludes -arv ${WORKSPACE}/ sysjobs@${list[i]}:${src}"                    
        }
    }
}    

def build_server_loop(list) {
    for (int i = 0; i < list.size(); i++) {
        echo "Building on ${list[i]}"
        sshagent(['a75e89f0-2c42-421a-b795-c374b9d8aeaf']) {
            sh "ssh -l sysjobs ${list[i]} /data/files/bin/git-build.sh ${bpriority} ${src} ${branch}"
        }
    }
}