pipeline {
  agent {
    docker {
      image 'node:20'
      args '-v /var/run/docker.sock:/var/run/docker.sock'
    }
  }

  environment {
    APP_NAME    = "the-tip-top-frontend"
    REGISTRY    = "registry.wk-archi-o24a-15m-g3.fr"
    IMAGE       = "${REGISTRY}/${APP_NAME}:${BUILD_NUMBER}"
    DEPLOY_PATH = "/srv/devops/the-tip-top"
  }

  stages {
    stage('Checkout') {
      steps {
        echo "📦 Récupération du code source depuis Gitea..."
        checkout scm
      }
    }

    stage('Install dependencies') {
      steps {
        echo "📦 Installation des dépendances NPM..."
        sh 'npm ci'
      }
    }

    stage('Build Next.js') {
      steps {
        echo "⚙️ Build de l’application Next.js (production)..."
        sh 'npm run build'
      }
    }

    stage('Build Docker image') {
      steps {
        echo "🐳 Construction de l’image Docker frontend..."
        sh 'docker build -t ${IMAGE} .'
      }
    }

    stage('Push to Registry') {
      steps {
        echo "📤 Envoi de l’image vers le registry privé..."
        withCredentials([usernamePassword(credentialsId: 'registry-creds', usernameVariable: 'USER', passwordVariable: 'PASS')]) {
          sh 'echo $PASS | docker login $REGISTRY -u $USER --password-stdin'
          sh 'docker push $IMAGE'
          sh 'docker tag ${IMAGE} ${REGISTRY}/${APP_NAME}:latest'
          sh 'docker push ${REGISTRY}/${APP_NAME}:latest'
        }
      }
    }

    stage('Deploy') {
      steps {
        echo "🚀 Déploiement du frontend via Docker Compose..."
        sh """
          cd ${DEPLOY_PATH}
          docker compose pull frontend
          docker compose up -d --no-deps --build frontend
        """
      }
    }

   stage('Health Check') {
  steps {
    echo "🩺 Vérification de la disponibilité du frontend..."
    script {
      def success = false
      for (int i = 1; i <= 5; i++) {
        echo "⏳ Tentative #${i} de vérification (attente ${i * 10}s)..."
        sh "sleep ${i * 10}"
        def code = sh(script: "curl -k -s -o /dev/null -w '%{http_code}' https://dsp5-archi-o24a-15m-g3.fr", returnStdout: true).trim()
        echo "Réponse HTTP : ${code}"
        if (code == '200' || code == '301' || code == '302') {
          success = true
          break
        }
      }
      if (!success) {
        error("❌ Le frontend ne répond pas après plusieurs tentatives.")
      } else {
        echo "✅ Le frontend est disponible !"
      }
    }
  }
}


  post {
    success {
      echo "✅ Déploiement du frontend réussi !"
    }
    failure {
      echo "❌ Échec du pipeline frontend."
    }
  }
}