pipeline {
  agent any
  options {
    ansiColor('xterm'); timestamps(); disableConcurrentBuilds()
    timeout(time: 25, unit: 'MINUTES')
    buildDiscarder(logRotator(numToKeepStr: '20', artifactNumToKeepStr: '10'))
  }
  // triggers { pollSCM('H/2 * * * *') }

  environment {
    REGISTRY  = 'registry.aetherframe.tech'
    IMAGE     = 'simulationable/eop-services-api'
    APP_PORT  = '8080'
    HOST_PORT = '5002'
    DOCKER_BUILDKIT = '0'   // ปิด BuildKit ชั่วคราว
  }

  stages {
    stage('Checkout'){ steps { checkout scm } }

    stage('Preflight diagnostics') {
      steps {
        sh '''
          set -eux
          echo "== System =="
          whoami || true
          id || true
          uname -a || true
          echo "Workspace: $PWD"
          df -h || true
          free -h || true

          echo "== Git =="
          git rev-parse --is-inside-work-tree || true
          git rev-parse --abbrev-ref HEAD || true
          git rev-parse --short=12 HEAD || true

          echo "== Docker =="
          docker version
          docker info || true

          echo "== DNS/HTTPS to Registry =="
          getent hosts ${REGISTRY} || true
          curl -sS -I https://${REGISTRY}/v2/ || true
        '''
      }
    }

    stage('Unit Tests (optional)'){
      when { expression { fileExists('AMREZ.EOP.sln') } }
      steps {
        sh '''
          set -eux
          docker run --rm -v "$PWD":/src -w /src mcr.microsoft.com/dotnet/sdk:9.0 \
            bash -lc "set -euo pipefail; dotnet test --configuration Release --nologo --logger trx || true"
        '''
      }
    }

    stage('Docker Build'){
      steps {
        script {
          def branch = (env.BRANCH_NAME ?: env.GIT_BRANCH ?: sh(script: 'git rev-parse --abbrev-ref HEAD', returnStdout: true).trim())
                        .replaceFirst('^origin/','')
                        .toLowerCase()
          def commit = sh(script: 'git rev-parse --short=12 HEAD', returnStdout: true).trim()
          def tag = "${branch}-${env.BUILD_NUMBER}"
          env.IMAGE_TAG = tag

          sh """
            set -eux
            echo "Building image: ${REGISTRY}/${IMAGE}:${tag}"
            docker build --pull \
              --label org.opencontainers.image.revision="${commit}" \
              -t ${REGISTRY}/${IMAGE}:${tag} \
              -t ${REGISTRY}/${IMAGE}:latest \
              .
            docker images ${REGISTRY}/${IMAGE} --digests || true
            docker inspect ${REGISTRY}/${IMAGE}:${tag} --format='ID={{.Id}} Size={{.Size}}' || true
          """
        }
      }
    }

    stage('Diagnose registry before push') {
      steps {
        sh '''
          set -eux
          getent hosts ${REGISTRY} || true
          curl -sS -I https://${REGISTRY}/v2/ || true
          docker images ${REGISTRY}/${IMAGE} --digests || true
        '''
      }
    }

    stage('Docker Push'){
      steps {
        withCredentials([usernamePassword(credentialsId:'registry-basic', usernameVariable:'REG_USER', passwordVariable:'REG_PASS')]){
          sh '''
            set -eux
            docker logout ${REGISTRY} || true
            echo "$REG_PASS" | docker login ${REGISTRY} -u "$REG_USER" --password-stdin
            docker push ${REGISTRY}/${IMAGE}:${IMAGE_TAG}
            docker push ${REGISTRY}/${IMAGE}:latest
            curl -sS -u "$REG_USER:$REG_PASS" https://${REGISTRY}/v2/${IMAGE}/tags/list || true
            docker logout ${REGISTRY} || true
          '''
        }
      }
    }

    stage('Deploy (same host)'){
      when { branch 'main' }
      steps {
        sh """
          set -eux
          docker rm -f eop-services-api || true
          docker run -d --name eop-services-api \\
            -p 127.0.0.1:${HOST_PORT}:${APP_PORT} \\
            -e ASPNETCORE_URLS=http://+:${APP_PORT} \\
            --restart=always \\
            ${REGISTRY}/${IMAGE}:latest
          sleep 2
          docker ps --no-trunc | sed -n '1,5p' || true
          docker logs --tail=200 eop-services-api || true
          (curl -fsS http://127.0.0.1:${HOST_PORT}/health || curl -fsS http://127.0.0.1:${HOST_PORT}/) || true
        """
      }
    }
  }

  post {
    success { echo "✅ Deployed at http://127.0.0.1:${HOST_PORT}" }
    failure { echo "❌ Failed — ดูสเตจ Preflight/Push เพื่อตามต่อ" }
    always  { echo "Cleaning workspace…"; cleanWs() }
  }
}