pipeline {
    agent any
    tools {
        maven 'M3'  // 必须在 Jenkins → Manage Jenkins → Global Tool Configuration 中配置过
    }
    environment {
        APP_NAME = "sczx_car"
        DOCKER_IMAGE = "${APP_NAME}:latest"
        CONTAINER_NAME = "${APP_NAME}-container"
    }

    stages {
        stage('Checkout') {
            steps {
                echo "📦 正在拉取代码..."
                git branch: 'main', url: 'http://115.190.8.52:3000/sczx_group/sczx_car.git'
            }
        }

        stage('Build with Maven') {
            steps {
                echo "🛠️ 正在使用 Maven 构建..."
                sh 'mvn clean package -s settings.xml'
            }
        }

        stage('Check Jar File') {
            steps {
                sh 'ls -la target/'  // 确保 jar 文件存在
            }
        }

        stage('Build Docker Image') {
            steps {
                echo "🐋 正在构建 Docker 镜像..."
                sh """
                    docker build -t \${DOCKER_IMAGE} .
                """
            }
        }

        stage('Stop Old Container') {
            steps {
                echo "🛑 正在停止旧的容器（如果存在）..."
                sh '''
                    if [ "$(docker ps -f 'name=sczx_car-container' --format '{{.Status}}')" ]; then
                        docker stop sczx_car-container
                        docker rm sczx_car-container
                    fi
                '''
            }
        }

        stage('Run New Container') {
            steps {
                echo "🟢 正在运行新的容器..."
                sh """
                    docker run -d \
                      --name \${CONTAINER_NAME} \
                      --network sczx-net \
                      -p 8083:8083 \
                      -e JAVA_OPTS="-Xms256m -Xmx512m -Duser.timezone=Asia/Shanghai" \
                      -e TZ=Asia/Shanghai \
                      -v /etc/localtime:/etc/localtime:ro \
                      --restart always \
                      \${DOCKER_IMAGE}
                """
            }
        }
    }

    post {
        success {
            echo "🎉 构建成功！"
        }
        failure {
            echo "❌ 构建失败，请检查日志！"
        }
    }
}