content: /*
   * 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.bifromq.mqtt.handler.record;
  
  import org.apache.bifromq.plugin.eventcollector.Event;
  import io.netty.handler.codec.mqtt.MqttMessage;
  
  public record ProtocolResponse(MqttMessage message, Action action, Event<?>... reasons) {
      public enum Action {
          NoResponse,
          Response,
          GoAway,
          GoAwayNow,
          ResponseAndGoAway,
          ResponseAndGoAwayNow
      }
  
      public static ProtocolResponse responseNothing(Event<?>... reasons) {
          return new ProtocolResponse(null, Action.NoResponse, reasons);
      }
  
      public static ProtocolResponse response(MqttMessage message, Event<?>... reasons) {
          return new ProtocolResponse(message, Action.Response, reasons);
      }
  
      public static ProtocolResponse goAway(Event<?>... reasons) {
          return new ProtocolResponse(null, Action.GoAway, reasons);
      }
  
      public static ProtocolResponse goAwayNow(Event<?>... reasons) {
          return new ProtocolResponse(null, Action.GoAwayNow, reasons);
      }
  
      public static ProtocolResponse farewell(MqttMessage farewell, Event<?>... reasons) {
          return new ProtocolResponse(farewell, Action.ResponseAndGoAway, reasons);
      }
  
      public static ProtocolResponse farewellNow(MqttMessage farewell, Event<?>... reasons) {
          return new ProtocolResponse(farewell, Action.ResponseAndGoAwayNow, reasons);
      }
  }
  