pipeline {
	agent any

	environment {
		service = 'backend-petclinic-config-server'
		gitBranch = 'staging'
		serviceExposedPort = '8888'
	}

	stages {
		stage('Branch Check') {
			when {
				expression { env.BRANCH_NAME == gitBranch }
			}
			stages {
				stage('Clean Workspace') {
					steps {
						deleteDir()
					}
				}

				stage('Prepare Environment') {
					steps {
						script {
							env.gitRepository = "ssh://git@git.gansejunge.com:1322/devops-project/${env.service}.git"
						}
					}
				}

				stage('Checkout Code') {
					steps {
						git branch: "${gitBranch}",
							url: "${gitRepository}",
							credentialsId: 'jenkins-ssh'
					}
				}

				stage('Get Commit ID') {
					steps {
						script {
							gitCommitID = sh(script: 'git rev-parse --short HEAD', returnStdout: true).trim()
						}
					}
				}

				stage('Build Docker Image') {
					steps {
						script {
							def imageTag = "${service}:${gitCommitID}-${env.BUILD_NUMBER}"
							def buildArgs = "--build-arg ARTIFACT_NAME=${service} --build-arg EXPOSED_PORT=${serviceExposedPort}"
							sh "docker build -t ${imageTag} ${buildArgs} ."
						}
					}
				}
			}
		}
	}
}