// deployment/Jenkinsfile
def PIPELINE_ID = "${env.BUILD_NUMBER}"

def getImageTag() {
    def dateFormat = new java.text.SimpleDateFormat('yyyyMMddHHmmss')
    def currentDate = new Date()
    return dateFormat.format(currentDate)
}

podTemplate(
    label: "${PIPELINE_ID}",
    serviceAccount: 'jenkins',
    containers: [
        containerTemplate(name: 'node', image: 'node:20-slim', ttyEnabled: true, command: 'cat'),
        containerTemplate(name: 'podman', image: "mgoltzsche/podman", ttyEnabled: true, command: 'cat', privileged: true),
        containerTemplate(name: 'azure-cli', image: 'hiondal/azure-kubectl:latest', command: 'cat', ttyEnabled: true),
        containerTemplate(name: 'envsubst', image: "hiondal/envsubst", command: 'sleep', args: '1h')
    ],
    volumes: [
        emptyDirVolume(mountPath: '/root/.azure', memory: false),
        emptyDirVolume(mountPath: '/run/podman', memory: false)
    ]
) {
    node(PIPELINE_ID) {
        def props
        def imageTag = getImageTag()
        def manifest = "deploy.yaml"
        def namespace

        stage("Get Source") {
            checkout scm
            
            // 환경변수 파일 확인 및 읽기
            if (!fileExists('deployment/deploy_env_vars')) {
                error "deployment/deploy_env_vars 파일이 없습니다!"
            }
            
            props = readProperties file: "deployment/deploy_env_vars"
            namespace = "${props.namespace}"
            
            // 필수 환경변수 검증
            if (!props.registry || !props.image_org || !props.namespace) {
                error "필수 환경변수가 누락되었습니다. registry, image_org, namespace를 확인하세요."
            }
            
            echo "Registry: ${props.registry}"
            echo "Image Org: ${props.image_org}"
            echo "Namespace: ${namespace}"
            echo "Image Tag: ${imageTag}"
        }

        stage("Setup AKS") {
            container('azure-cli') {
                withCredentials([azureServicePrincipal('azure-credentials')]) {
                    sh """
                        az login --service-principal -u \$AZURE_CLIENT_ID -p \$AZURE_CLIENT_SECRET -t \$AZURE_TENANT_ID
                        az aks get-credentials --resource-group rg-digitalgarage-02 --name aks-digitalgarage-02 --overwrite-existing
                        kubectl create namespace ${namespace} --dry-run=client -o yaml | kubectl apply -f -
                    """
                }
            }
        }

        stage('Build & Push Image') {
            container('podman') {
                sh 'podman system service -t 0 unix:///run/podman/podman.sock & sleep 2'
                
                withCredentials([usernamePassword(
                    credentialsId: 'acr-credentials',
                    usernameVariable: 'ACR_USERNAME',
                    passwordVariable: 'ACR_PASSWORD'
                )]) {
                    def imagePath = "${props.registry}/${props.image_org}/smarketing-frontend:${imageTag}"
                    
                    sh """
                        echo "=========================================="
                        echo "Building smarketing-frontend"
                        echo "Image Tag: ${imageTag}"
                        echo "Image Path: ${imagePath}"
                        echo "=========================================="

                        # ACR 로그인
                        echo \$ACR_PASSWORD | podman login ${props.registry} --username \$ACR_USERNAME --password-stdin

                        # Docker 이미지 빌드
                        podman build \\
                            --build-arg PROJECT_FOLDER="." \\
                            --build-arg VUE_APP_AUTH_URL="${props.auth_url}" \\
                            --build-arg VUE_APP_MEMBER_URL="${props.member_url}" \\
                            --build-arg VUE_APP_STORE_URL="${props.store_url}" \\
                            --build-arg VUE_APP_MENU_URL="${props.menu_url}" \\
                            --build-arg VUE_APP_SALES_URL="${props.sales_url}" \\
                            --build-arg VUE_APP_CONTENT_URL="${props.content_url}" \\
                            --build-arg VUE_APP_RECOMMEND_URL="${props.recommend_url}" \\
                            --build-arg BUILD_FOLDER="deployment/container" \\
                            --build-arg EXPORT_PORT="${props.export_port}" \\
                            -f deployment/container/Dockerfile-smarketing-frontend \\
                            -t ${imagePath} .

                        # 이미지 푸시
                        podman push ${imagePath}
                        
                        echo "Image pushed successfully: ${imagePath}"
                    """
                }
            }
        }

        stage('Generate & Apply Manifest') {
            container('envsubst') {
                def imagePath = "${props.registry}/${props.image_org}/smarketing-frontend:${imageTag}"
                
                sh """
                    export namespace=${namespace}
                    export smarketing_frontend_image_path=${imagePath}
                    export replicas=${props.replicas}
                    export export_port=${props.export_port}
                    export ingress_host=${props.ingress_host}
                    export resources_requests_cpu=${props.resources_requests_cpu}
                    export resources_requests_memory=${props.resources_requests_memory}
                    export resources_limits_cpu=${props.resources_limits_cpu}
                    export resources_limits_memory=${props.resources_limits_memory}
                    
                    # API URLs도 export (혹시 사용할 수도 있으니)
                    export auth_url=${props.auth_url}
                    export member_url=${props.member_url}
                    export store_url=${props.store_url}
                    export menu_url=${props.menu_url}
                    export sales_url=${props.sales_url}
                    export content_url=${props.content_url}
                    export recommend_url=${props.recommend_url}
                    
                    echo "=== 환경변수 확인 ==="
                    echo "namespace: \$namespace"
                    echo "ingress_host: \$ingress_host"
                    echo "export_port: \$export_port"
                    echo "========================="
                    
                    envsubst < deployment/${manifest}.template > deployment/${manifest}
                    echo "Generated manifest file:"
                    cat deployment/${manifest}
                """
            }

            container('azure-cli') {
                sh """
                    kubectl apply -f deployment/${manifest}
                    
                    echo "Waiting for deployment to be ready..."
                    kubectl -n ${namespace} wait --for=condition=available deployment/smarketing-frontend --timeout=300s
                    
                    echo "Deployment completed successfully!"
                    kubectl -n ${namespace} get pods -l app=smarketing-frontend
                    kubectl -n ${namespace} get svc smarketing-frontend-service
                    kubectl -n ${namespace} get ingress
                """
            }
        }
    }
}