.jenkins

def versions = ["1.13", "1.14", "1.15", "1.16"]

def generateBuildStage(job) {
    return {
        stage("Build golang:${job}") {
            sh "docker build -t vaporio/golang:${job} ${job}/bionic"
        }
    }
}

def generatePublishStage(job) {
    return {
        stage("Publish golang:${job}") {
            withDockerRegistry(registry: [credentialsId: 'vio-docker-hub']) {
                sh "docker push vaporio/golang:${job}"
            }
        }
    }
}

def buildStagesMap = versions.collectEntries {
    ["${it}" : generateBuildStage(it)]
}

def publishStagesMap = versions.collectEntries {
    ["${it}" : generatePublishStage(it)]
}

pipeline {

    agent any

    triggers {
        upstream(upstreamProjects: 'vapor-ware/buildpack-deps/master', threshold: hudson.model.Result.SUCCESS)
    }

    stages {
        stage('Update') {
            steps {
                sh './update.sh'
            }
        }

        stage('Build') {
            steps {
                script {
                    parallel buildStagesMap
                }
            }
        }

        stage('Publish') {
            steps {
                script {
                    parallel publishStagesMap
                }
            }
        }
    }
}