#!/usr/bin/env groovy

pipeline {
    agent any
    options {
        disableConcurrentBuilds()
    }
    environment {
        PROJECT_NAME = 'vn-rfid'
        STACK_NAME   = "${env.PROJECT_NAME}-${env.BRANCH_NAME}"
    }
    stages {
        stage('Checkout') {
            steps {
                script {
                    switch (env.BRANCH_NAME) {
                        case 'master':
                            env.NODE_ENV = 'production'
                            break
                    }
                }

                setEnv()
            }
        }
        stage('Build') {
            when { anyOf {
                branch 'master'
            }}
            environment {
                CREDENTIALS = credentials('docker-registry')
            }
            steps {
                dockerBuild()
            }
        }
        stage('Deploy') {
            when { anyOf {
                branch 'master'
            }}
            environment {
                DOCKER_HOST = "${env.SWARM_HOST}"
            }
            steps {
                sh "docker stack deploy --with-registry-auth --compose-file docker-compose.yml ${env.STACK_NAME}"
            }
        }
    }
    post {
        always {
            script {
                if (!env.COMMITTER_EMAIL || currentBuild.currentResult == 'SUCCESS') return;
                try {
                    mail(
                        to: env.COMMITTER_EMAIL,
                        subject: "Pipeline: ${env.JOB_NAME} (${env.BUILD_NUMBER}): ${currentBuild.currentResult}",
                        body: "Check status at ${env.BUILD_URL}"
                    )
                } catch (e) {
                    echo e.toString()
                }
            }
        }
    }
}