code: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You 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 org.apache.skywalking.oap.server.storage.plugin.banyandb.stream;
  
  import com.google.common.collect.ImmutableSet;
  import org.apache.skywalking.banyandb.v1.client.RowEntity;
  import org.apache.skywalking.banyandb.v1.client.StreamQuery;
  import org.apache.skywalking.banyandb.v1.client.StreamQueryResponse;
  import org.apache.skywalking.banyandb.v1.client.TimestampRange;
  import org.apache.skywalking.oap.server.core.analysis.TimeBucket;
  import org.apache.skywalking.oap.server.core.browser.manual.errorlog.BrowserErrorLogRecord;
  import org.apache.skywalking.oap.server.core.browser.source.BrowserErrorCategory;
  import org.apache.skywalking.oap.server.core.query.input.Duration;
  import org.apache.skywalking.oap.server.core.query.type.BrowserErrorLog;
  import org.apache.skywalking.oap.server.core.query.type.BrowserErrorLogs;
  import org.apache.skywalking.oap.server.core.storage.query.IBrowserLogQueryDAO;
  import org.apache.skywalking.oap.server.library.util.StringUtil;
  import org.apache.skywalking.oap.server.storage.plugin.banyandb.BanyanDBStorageClient;
  
  import java.io.IOException;
  import java.util.Objects;
  import java.util.Set;
  
  /**
   * {@link org.apache.skywalking.oap.server.core.browser.manual.errorlog.BrowserErrorLogRecord} is a stream
   */
  public class BanyanDBBrowserLogQueryDAO extends AbstractBanyanDBDAO implements IBrowserLogQueryDAO {
      private static final Set<String> TAGS = ImmutableSet.of(BrowserErrorLogRecord.SERVICE_ID,
              BrowserErrorLogRecord.SERVICE_VERSION_ID, BrowserErrorLogRecord.PAGE_PATH_ID,
              BrowserErrorLogRecord.ERROR_CATEGORY, BrowserErrorLogRecord.DATA_BINARY);
  
      public BanyanDBBrowserLogQueryDAO(BanyanDBStorageClient client) {
          super(client);
      }
  
      @Override
      public BrowserErrorLogs queryBrowserErrorLogs(String serviceId, String serviceVersionId, String pagePathId,
                                                    BrowserErrorCategory category, Duration duration,
                                                    int limit, int from) throws IOException {
          long startSecondTB = duration.getStartTimeBucketInSec();
          long endSecondTB = duration.getEndTimeBucketInSec();
          TimestampRange tsRange = null;
          if (startSecondTB > 0 && endSecondTB > 0) {
              tsRange = new TimestampRange(TimeBucket.getTimestamp(startSecondTB), TimeBucket.getTimestamp(endSecondTB));
          }
  
          StreamQueryResponse resp = query(BrowserErrorLogRecord.INDEX_NAME, TAGS,
                  tsRange, new QueryBuilder<StreamQuery>() {
                      @Override
                      public void apply(StreamQuery query) {
                          if (StringUtil.isNotEmpty(serviceId)) {
                              query.and(eq(BrowserErrorLogRecord.SERVICE_ID, serviceId));
                          }
  
                          if (StringUtil.isNotEmpty(serviceVersionId)) {
                              query.and(eq(BrowserErrorLogRecord.SERVICE_VERSION_ID, serviceVersionId));
                          }
  
                          if (StringUtil.isNotEmpty(pagePathId)) {
                              query.and(eq(BrowserErrorLogRecord.PAGE_PATH_ID, pagePathId));
                          }
  
                          if (Objects.nonNull(category)) {
                              query.and(eq(BrowserErrorLogRecord.ERROR_CATEGORY, category.getValue()));
                          }
  
                          query.setOffset(from);
                          query.setLimit(limit);
                      }
                  });
  
          BrowserErrorLogs logs = new BrowserErrorLogs();
  
          for (final RowEntity rowEntity : resp.getElements()) {
              final byte[] dataBinary = rowEntity.getTagValue(BrowserErrorLogRecord.DATA_BINARY);
              if (dataBinary != null && dataBinary.length > 0) {
                  BrowserErrorLog log = parserDataBinary(dataBinary);
                  logs.getLogs().add(log);
              }
          }
          return logs;
      }
  }
  