pipeline {
    agent {
        kubernetes {
            yamlFile "resources/org/homelab/${env.INFRA_ENV}-pod.yaml"
            defaultContainer 'devops-tools'
        }
    }

    environment {
        GITHUB_CRED = 'svc-devops-homelab'
    }

    parameters {
        string(name: 'repo_name', defaultValue: '', trim: true, description: 'Please enter repo name.')
        string(name: 'branch_name', defaultValue: 'main', trim: true, description: 'Please enter branch name.')
        choice(name: 'jdk_version', choices: ['jdk8', 'jdk11', 'jdk17', 'jdk21', 'jdk25'], description: 'Please select JDK Version. For adding new JDK Version, please contact DevOps Team.')
        booleanParam(name: 'skip_tests', defaultValue: true, description: 'This option will skip tests while mvn build.')
        booleanParam(name: 'sonar_scan', defaultValue: true, description: 'This option will perform static analysis of code via SonarQube.')
        booleanParam(name: 'sub_modules', defaultValue: false, description: 'This option will enable the use of Git submodules.')
    }

    stages {
        stage('Validate Params') {
            steps {
                script {
                    echo '####################### Validating Parameters ###########################'
                    echo "Repo Name: ${params.repo_name}"
                    echo "Branch Name: ${params.branch_name}"
                    echo "JDK Version: ${params.jdk_version}"
                    echo "Skip Tests: ${params.skip_tests}"
                    echo "Sonar Scan: ${params.sonar_scan}"
                    echo "Sub module: ${params.sub_modules}"
                }
            }
        }
        stage('Build') {
            steps {
                ansiColor('xterm') {
                    script {
                        sh 'whoami'
                        def extra_args = ''
                        if (env.INFRA_ENV == 'prd') {
                            jfrog_repo = '-DuseProdRepo=true'
                        }
                        else {
                            jfrog_repo = '-DuseTestRepo=true'
                        }
                        if (skip_tests.toBoolean()) {
                            extra_args = '-DskipTests'
                        }
                        withCredentials([gitUsernamePassword(credentialsId: "${env.GITHUB_CRED}", gitToolName: 'git-tool')]) {
                            sh "git clone -b ${branch_name} https://github.com/Homelab/${repo_name}.git"
                        }
                        if (sub_modules.toBoolean()) {
                        dir("${repo_name}") {
                            withCredentials([gitUsernamePassword(credentialsId: "${env.GITHUB_CRED}", gitToolName: 'git-tool')]) {
                                sh(script:'git submodule init && git submodule update && git submodule update --recursive --remote')
                                 }
                        }
                        }

                        def effective_jdk = params.jdk_version
                        dir("${repo_name}") {
                            if (fileExists('config.yaml')) {
                                def config = readYaml file: 'config.yaml'
                                def dv = config?.dockerBuildVersion?.toString() ?: ''
                                def matcher = (dv =~ /maven-.*-jdk-(\d+)/)
                                if (matcher) {
                                    effective_jdk = "jdk${matcher[0][1]}"
                                    echo "Using JDK from config.yaml dockerBuildVersion: ${dv} -> ${effective_jdk}"
                                }
                            }
                        }
                        if (effective_jdk == 'jdk25') {
                            env.JAVA_HOME = '/usr/lib/jvm/java-25-openjdk-amd64/'
                        }
                        else if (effective_jdk == 'jdk21') {
                            env.JAVA_HOME = '/usr/lib/jvm/java-21-openjdk-amd64/'
                        }
                        else if (effective_jdk == 'jdk17') {
                            env.JAVA_HOME = '/usr/lib/jvm/java-17-openjdk-amd64/'
                        }
                        else if (effective_jdk == 'jdk11') {
                            env.JAVA_HOME = '/usr/lib/jvm/java-11-openjdk-amd64/'
                        }
                        else {
                            env.JAVA_HOME = '/usr/lib/jvm/java-8-openjdk-amd64/'
                        }
                        echo "Resolved JAVA_HOME: ${env.JAVA_HOME} (effective_jdk: ${effective_jdk})"
                        dir("${repo_name}") {
                            echo '####################### Building Artifacts ###########################'
                            sh """
                                pwd
                                ls -al
                                mvn -v
                                mvn clean install ${extra_args}
                            """
                            if (sonar_scan.toBoolean()) {
                                withSonarQubeEnv('sonarqube-test') {
                                    echo '####################### Performing Sonar Scan ###########################'
                                    sh(script: "JAVA_HOME='${env.JAVA_HOME}' mvn sonar:sonar -Dsonar.branch.name=${branch_name} -Dsonar.projectName=${repo_name}")
                                }
                            }
                            else {
                                echo '####################### Skipping Sonar Scan ###########################'
                            }
                            echo '####################### Pushing Artifacts to Jfrog ###########################'
                            sh(script: "mvn package deploy -DskipTests=${skip_tests} ${jfrog_repo}")
                        }
                    }
                }
            }
        }
    }
}