pipeline {
    agent any

    environment {
        DEPLOY_SERVER = '192.168.1.161'
        DEPLOY_USER = 'root'
        DEPLOY_PASS = 'Temp1234!'
        DEPLOY_PATH = '/opt/trip'
    }

    stages {
        stage('Checkout') {
            steps {
                checkout scm
            }
        }
        
        stage('Build Docker Image') {
            steps {
                script {
                    sh 'docker build -t trip:${BUILD_NUMBER} .'
                    sh 'docker tag trip:${BUILD_NUMBER} trip:latest'
                }
            }
        }

        stage('Save Docker Image') {
            steps {
                script {
                    sh 'docker save trip:latest > trip.tar'
                }
            }
        }

        stage('Deploy') {
            steps {
                script {
                    if (env.BRANCH_NAME != 'main') {
                        echo "Skipping deployment: not on main branch"
                        return
                    }
                    
                    echo "Deploying to PRODUCTION VM: ${DEPLOY_SERVER}"
                    
                    sh """
                        # Installa sshpass se non presente
                        which sshpass || (apt-get update && apt-get install -y sshpass)
                        
                        sshpass -p '${DEPLOY_PASS}' scp -o StrictHostKeyChecking=no trip.tar ${DEPLOY_USER}@${DEPLOY_SERVER}:${DEPLOY_PATH}/
                        sshpass -p '${DEPLOY_PASS}' scp -o StrictHostKeyChecking=no docker-compose.yml ${DEPLOY_USER}@${DEPLOY_SERVER}:${DEPLOY_PATH}/
                        # Copia storage solo al primo deploy, poi commenta questa riga
                        sshpass -p '${DEPLOY_PASS}' scp -o StrictHostKeyChecking=no -r storage ${DEPLOY_USER}@${DEPLOY_SERVER}:${DEPLOY_PATH}/ 2>/dev/null || true
                        
                        sshpass -p '${DEPLOY_PASS}' ssh -o StrictHostKeyChecking=no ${DEPLOY_USER}@${DEPLOY_SERVER} "
                            cd ${DEPLOY_PATH}
                            docker load < trip.tar
                            docker-compose down || true
                            docker-compose up -d
                            rm trip.tar
                        "
                    """
                    
                    echo "Deployment completed to ${DEPLOY_SERVER}"
                }
            }
        }
    }

    post {
        success {
            echo 'Deployment successful!'
        }
        failure {
            echo 'Deployment failed!'
        }
        always {
            cleanWs()
        }
    }
}