pipeline {
    agent any

    stages {
        stage('Check git...') {
            steps {
                checkout scm
            }
        }
        stage('Build') {
            steps {
                echo "Build Caddy with cache plugin..."
                sh "docker compose build --pull"
            }
        }
        stage('Deploy') {
            steps {
                echo "Deploy new reverse proxy..."
                sh "docker compose up -d"
            }
        }
        stage('Check module...') {
            steps {
                script {
                    // Ask caddy to list modules
                    def modules = sh(script: "docker exec caddy-reverse-proxy caddy list-modules", returnStdout: true)
                    if (modules.contains('http.handlers.cache')) {
                        echo "Cache module activated"
                    } else {
                        error "Error : can't find cache module"
                    }
                }
            }
        }
    }

    post {
        always { 
            giteaStatus(
                context: 'Jenkins CI',
                status: currentBuild.currentResult // success or failure
            )
            echo "Clean unused image..."
            sh "docker image prune -f" 
        }
        success {
            echo "Success !"
        }
        failure {
            echo "Failed."
        }
    }
}