content: /*
   *  Copyright 2016-2024 Qameta Software Inc
   *
   *  Licensed under the Apache License, Version 2.0 (the "License");
   *  you may not use this file except in compliance with the License.
   *  You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   *  Unless required by applicable law or agreed to in writing, software
   *  distributed under the License is distributed on an "AS IS" BASIS,
   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   *  See the License for the specific language governing permissions and
   *  limitations under the License.
   */
  package io.qameta.allure.retry;
  
  import io.qameta.allure.Aggregator2;
  import io.qameta.allure.ReportStorage;
  import io.qameta.allure.core.Configuration;
  import io.qameta.allure.core.LaunchResults;
  import io.qameta.allure.entity.Status;
  import io.qameta.allure.entity.TestResult;
  
  import java.util.ArrayList;
  import java.util.Arrays;
  import java.util.List;
  import java.util.Map;
  import java.util.Objects;
  import java.util.Optional;
  import java.util.Set;
  import java.util.function.Consumer;
  import java.util.stream.Collectors;
  
  import static io.qameta.allure.entity.TestResult.comparingByTime;
  
  /**
   * The plugin that process test retries.
   *
   * @since 2.0
   */
  public class RetryPlugin implements Aggregator2 {
  
      public static final String RETRY_BLOCK_NAME = "retries";
  
      @Override
      public void aggregate(final Configuration configuration,
                            final List<LaunchResults> launchesResults,
                            final ReportStorage storage) {
  
          final Map<String, List<TestResult>> byHistory = launchesResults.stream()
                  .flatMap(results -> results.getAllResults().stream())
                  .filter(result -> Objects.nonNull(result.getHistoryId()))
                  .collect(Collectors.toMap(TestResult::getHistoryId, Arrays::asList, this::merge));
          byHistory.forEach((historyId, results) ->
                  findLatest(results).ifPresent(addRetries(results)));
      }
  
      private Consumer<TestResult> addRetries(final List<TestResult> results) {
          return latest -> {
              final List<RetryItem> retries = results.stream()
                      .sorted(comparingByTime())
                      .filter(result -> !latest.equals(result))
                      .map(this::prepareRetry)
                      .map(this::createRetryItem)
                      .collect(Collectors.toList());
              latest.addExtraBlock(RETRY_BLOCK_NAME, retries);
              final Set<Status> statuses = retries.stream()
                      .map(RetryItem::getStatus)
                      .filter(status -> !status.equals(latest.getStatus()))
                      .collect(Collectors.toSet());
  
              latest.setRetriesStatusChange(!statuses.isEmpty());
              latest.setRetriesCount(retries.size());
          };
      }
  
      private TestResult prepareRetry(final TestResult result) {
          result.setHidden(true);
          result.setRetry(true);
          return result;
      }
  
      private RetryItem createRetryItem(final TestResult result) {
          return new RetryItem()
                  .setStatus(result.getStatus())
                  .setStatusDetails(result.getStatusMessage())
                  .setTime(result.getTime())
                  .setUid(result.getUid());
      }
  
      private Optional<TestResult> findLatest(final List<TestResult> results) {
          return results.stream()
                  .filter(result -> !result.isHidden())
                  .min(comparingByTime());
      }
  
      private List<TestResult> merge(final List<TestResult> first,
                                     final List<TestResult> second) {
          final List<TestResult> merged = new ArrayList<>();
          merged.addAll(first);
          merged.addAll(second);
          return merged;
      }
  }
  