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package redis.clients.jedis.resps;

import redis.clients.jedis.StreamEntryID;

import java.io.Serializable;
import java.util.List;
import java.util.Map;

/**
 * This class holds information about a stream group with command {@code xinfo stream mystream full}.
 * They can be accessed via getters. There is also {@link StreamGroupFullInfo#getGroupFullInfo()}
 * method that returns a generic {@link Map} in case more info are returned from the server.
 */
public class StreamGroupFullInfo implements Serializable {

  public static final String NAME = "name";
  public static final String CONSUMERS = "consumers";
  public static final String PENDING = "pending";
  public static final String LAST_DELIVERED = "last-delivered-id";
  public static final String PEL_COUNT = "pel-count";

  private final String name;
  private final List consumers;
  private final List> pending;
  private final Long pelCount;
  private final StreamEntryID lastDeliveredId;
  private final Map groupFullInfo;

  /**
   * @param map contains key-value pairs with group info
   */
  @SuppressWarnings("unchecked")
  public StreamGroupFullInfo(Map map) {

    groupFullInfo = map;
    name = (String) map.get(NAME);
    consumers = (List) map.get(CONSUMERS);
    pending = (List>) map.get(PENDING);
    lastDeliveredId = (StreamEntryID) map.get(LAST_DELIVERED);
    pelCount = (Long) map.get(PEL_COUNT);

    pending.stream().forEach(entry -> entry.set(0, new StreamEntryID((String) entry.get(0))));
  }

  public String getName() {
    return name;
  }

  public List getConsumers() {
    return consumers;
  }

  public List> getPending() {
    return pending;
  }

  public StreamEntryID getLastDeliveredId() {
    return lastDeliveredId;
  }

  /**
   * @return Generic map containing all key-value pairs returned by the server
   */
  public Map getGroupFullInfo() {
    return groupFullInfo;
  }

  public Long getPelCount() {
    return pelCount;
  }

}