pipeline {
  agent { label 'maven' }
  options {
    timestamps()
    ansiColor('xterm')
  }
  stages {
    stage('Prepare Metadata') {
      steps {
        script {
          wrap([$class: 'BuildUser']) {
            env.RUN_TRIGGER_USER = env.BUILD_USER_ID ?: env.BUILD_USER ?: 'system'
            env.RUN_TRIGGER_NAME = env.BUILD_USER ?: env.BUILD_USER_ID ?: 'system'
          }
          currentBuild.displayName = "#${env.BUILD_NUMBER} api-rest"
          currentBuild.description = "by=${env.RUN_TRIGGER_NAME}; repo=${params.API_REST_REPO_URL}; ref=${params.API_REST_REPO_REF}"
        }
      }
    }
    stage('Run API REST Tests') {
      steps {
        sh '''
          set -eux
          git config --global --add safe.directory '*' || true
          rm -rf ./sources ./artifacts
          mkdir -p ./artifacts

          git clone "${API_REST_REPO_URL}" ./sources
          TARGET_REF="${API_REST_REPO_REF}"
          if git -C ./sources show-ref --verify --quiet "refs/remotes/origin/${TARGET_REF}"; then
            git -C ./sources checkout -B "${TARGET_REF}" "origin/${TARGET_REF}"
          else
            DEFAULT_REF="$(git -C ./sources symbolic-ref refs/remotes/origin/HEAD | sed 's@^refs/remotes/origin/@@')"
            echo "Requested ref '${TARGET_REF}' not found, fallback to default '${DEFAULT_REF}'"
            TARGET_REF="${DEFAULT_REF}"
            git -C ./sources checkout -B "${TARGET_REF}" "origin/${TARGET_REF}"
          fi
          GIT_SHA="$(git -C ./sources rev-parse --short HEAD)"

          CID="$(docker create localhost:5005/otus/test-api:1.0.0 bash -lc "set -e; cd /workspace; mvn -Dmaven.compiler.release=${API_REST_JAVA_RELEASE} -Dmaven.compiler.source=${API_REST_JAVA_RELEASE} -Dmaven.compiler.target=${API_REST_JAVA_RELEASE} -Dallure.results.directory=target/allure-results ${API_REST_MAVEN_GOAL}")"
          cleanup_container() {
            docker rm -f "${CID}" >/dev/null 2>&1 || true
          }
          trap cleanup_container EXIT INT TERM
          tar -C ./sources -cf - . | docker cp - "${CID}:/workspace"
          set +e
          docker start -a "${CID}"
          TEST_RC=$?
          docker cp "${CID}:/workspace/target" "./artifacts" || true
          mkdir -p ./artifacts/target/allure-results
          if ! ls ./artifacts/target/allure-results/* >/dev/null 2>&1; then
            EXTRA_UUID="$(cat /proc/sys/kernel/random/uuid)"
            TS_MS="$(( $(date +%s) * 1000 ))"
            STATUS="passed"
            if [ "${TEST_RC}" -ne 0 ]; then
              STATUS="failed"
            fi
            cat > "./artifacts/target/allure-results/${EXTRA_UUID}-result.json" <<EOF
{
  "uuid": "${EXTRA_UUID}",
  "historyId": "api-rest-summary-${BUILD_NUMBER}",
  "name": "API REST pipeline summary",
  "fullName": "pipeline.ApiRestSummary",
  "status": "${STATUS}",
  "stage": "finished",
  "start": ${TS_MS},
  "stop": ${TS_MS},
  "labels": [
    {"name": "suite", "value": "Pipeline"},
    {"name": "package", "value": "pipeline"},
    {"name": "testClass", "value": "ApiRestSummary"},
    {"name": "testMethod", "value": "run"}
  ],
  "steps": [],
  "parameters": []
}
EOF
          fi
          {
            echo "repo=${API_REST_REPO_URL}"
            echo "ref=${TARGET_REF}"
            echo "sha=${GIT_SHA}"
            echo "maven_goal=${API_REST_MAVEN_GOAL}"
            echo "java_release=${API_REST_JAVA_RELEASE}"
          } > ./artifacts/run-info.txt
          {
            echo "job=${JOB_NAME}"
            echo "build=${BUILD_NUMBER}"
            echo "repo.url=${API_REST_REPO_URL}"
            echo "repo.ref=${TARGET_REF}"
            echo "repo.sha=${GIT_SHA}"
            echo "maven.goal=${API_REST_MAVEN_GOAL}"
          } > ./artifacts/target/allure-results/environment.properties
          cat > ./artifacts/target/allure-results/executor.json <<EOF
{
  "name": "Jenkins",
  "type": "jenkins",
  "url": "${JENKINS_URL}",
  "buildName": "${JOB_NAME} #${BUILD_NUMBER}",
  "buildUrl": "${BUILD_URL}",
  "reportUrl": "${BUILD_URL}allure",
  "buildOrder": ${BUILD_NUMBER}
}
EOF
          trap - EXIT INT TERM
          docker rm -f "${CID}" || true
          exit "${TEST_RC}"
        '''
      }
    }
  }
  post {
    always {
      script {
        try {
          allure commandline: 'allure', includeProperties: false, jdk: '', results: [[path: 'artifacts/target/allure-results']]
        } catch (Exception ex) {
          echo "Allure publisher unavailable: ${ex.message}"
        }
      }
      junit allowEmptyResults: true, testResults: 'artifacts/target/surefire-reports/*.xml'
      archiveArtifacts allowEmptyArchive: true, artifacts: 'artifacts/run-info.txt,artifacts/target/**'
    }
  }
}