/*
 * Copyright 2012  Research Studios Austria Forschungsges.m.b.H.
 *
 *    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 won.bot.integrationtest.failsim;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import won.bot.framework.eventbot.EventListenerContext;
import won.protocol.message.WonMessage;
import won.protocol.message.sender.WonMessageSender;
import won.protocol.message.sender.exception.WonMessageSenderException;

/**
 * Decorates the EventListenerContext such that the bot sends each message twice.
 */
public class DelayedDuplicateMessageSenderDecorator extends BaseEventListenerContextDecorator {
  private final Logger logger = LoggerFactory.getLogger(getClass());
  private long delay = 100;
  public DelayedDuplicateMessageSenderDecorator(EventListenerContext delegate) {
    super(delegate);
  }

  public DelayedDuplicateMessageSenderDecorator(EventListenerContext delegate, long delay) {
    super(delegate);
    this.delay = delay;
  }

  @Override
  public WonMessageSender getWonMessageSender() {
    final WonMessageSender delegate = super.getWonMessageSender();
    return new WonMessageSender() {
      @Override
      public void sendWonMessage(WonMessage message) throws WonMessageSenderException {
        delegate.sendWonMessage(message);
        try {
          Thread.sleep(delay);
        } catch (InterruptedException e) {
          logger.warn("caught while waiting the delay time before sending duplicate message",e);
        }
        delegate.sendWonMessage(message);
      }
    };
  }
}