Package org.waveprotocol.box.server.robots.operations

Source Code of org.waveprotocol.box.server.robots.operations.FolderActionService

/**
* 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.waveprotocol.box.server.robots.operations;

import static org.waveprotocol.box.server.robots.util.OperationUtil.buildSupplement;

import com.google.common.collect.Maps;
import com.google.wave.api.InvalidRequestException;
import com.google.wave.api.JsonRpcConstant.ParamsProperty;
import com.google.wave.api.OperationRequest;

import org.waveprotocol.box.server.robots.OperationContext;
import org.waveprotocol.box.server.robots.util.OperationUtil;
import org.waveprotocol.wave.model.conversation.ConversationBlip;
import org.waveprotocol.wave.model.conversation.ObservableConversation;
import org.waveprotocol.wave.model.supplement.SupplementedWave;
import org.waveprotocol.wave.model.wave.ParticipantId;

import java.util.Map;

/**
* Implements the "robot.folderAction" operations.
*
* @author yurize@apache.org (Yuri Zelikov)
*/
public class FolderActionService implements OperationService {

  public enum ModifyHowType {
    MARK_AS_READ("markAsRead"), MARK_AS_UNREAD("markAsUnread");

    private final String value;

    private ModifyHowType(String value) {
      this.value = value;
    }

    public String getValue() {
      return value;
    }
  }

  public static FolderActionService create() {
    return new FolderActionService();
  }

  @Override
  public void execute(OperationRequest operation, OperationContext context,
      ParticipantId participant) throws InvalidRequestException {

    String modifyHow = OperationUtil.getRequiredParameter(operation, ParamsProperty.MODIFY_HOW);
    String blipId = OperationUtil.getOptionalParameter(operation, ParamsProperty.BLIP_ID);

    SupplementedWave supplement = buildSupplement(operation, context, participant);

    if (modifyHow.equals(ModifyHowType.MARK_AS_READ.getValue())) {
      if (blipId == null || blipId.isEmpty()) {
        supplement.markAsRead();
      } else {
        ObservableConversation conversation =
            context.openConversation(operation, participant).getRoot();
        ConversationBlip blip = conversation.getBlip(blipId);
        supplement.markAsRead(blip);
      }
    } else if (modifyHow.equals(ModifyHowType.MARK_AS_UNREAD.getValue())) {
      supplement.markAsUnread();
    } else {
      throw new UnsupportedOperationException("Unsupported folder action: " + modifyHow);
    }
    // Construct empty response.
    Map<ParamsProperty, Object> data = Maps.newHashMap();
    context.constructResponse(operation, data);
  }
}
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