@Library('my-shared-library@main') _

pipeline {
    agent {
        kubernetes {
            yaml k8sPodTemplate('default', true, true)
        }
    }
    stages{
        stage('Retrieve Environment Variables') {
            steps {
                script {
                    retrieveEnvVars('maven', ['NEXUS_URL', 'NEXUS_PASS'])
                    retrieveEnvVars('helm', ['KUBERNETES_API', 'KUBERNETES_TOKEN', 'NEXUS_URL'])
                    retrieveEnvVars('custom-docker', ['NEXUS_DOCKER_URL', 'NEXUS_DOCKER_PASS'])
                }
            }
        }
        stage('Check First Pipeline Status') {
            steps {
                script {
                    def jobName = "custom-dind-pipeline"
                    def jobURL = "http://jenkins-server.default.svc.cluster.local:8080/job/${jobName}/api/json"

                    // Fetch the raw JSON response
                    def response = sh(script: "curl -s ${jobURL}", returnStdout: true).trim()

                    // Parse JSON using Groovy's built-in JSON handling
                    def jsonSlurper = new groovy.json.JsonSlurper()
                    def jobData = jsonSlurper.parseText(response)

                    // Extract the first build number to check if the job has run at least once
                    def firstBuildNumber = jobData.firstBuild?.number

                    if (firstBuildNumber == null) {
                        error("Pipeline '${jobName}' has **never** run! Stopping execution.")
                    }

                    echo "Pipeline '${jobName}' has executed before. First build number: ${firstBuildNumber}"
                }
            }
        }
        stage('Build and Deploy') {
            steps {
                script {
                    buildAndDeploy("json-echo", "json-echo-helm-chart", "my-helm-repo", "1.0.0-SNAPSHOT", true, false, 8091)
                }
            }
        }
    }
    post {
        success {
            echo 'Build Successful'
        }
        failure {
            echo 'Build Failed'
        }
    }
}