TopicActivity.java

/*
 * Copyright 2014-2016 CyberVision, Inc.
 *
 * 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 org.kaaproject.kaa.server.admin.client.mvp.activity;

import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.event.shared.EventBus;
import com.google.gwt.user.client.rpc.AsyncCallback;

import org.kaaproject.kaa.common.dto.TopicDto;
import org.kaaproject.kaa.common.dto.TopicTypeDto;
import org.kaaproject.kaa.server.admin.client.KaaAdmin;
import org.kaaproject.kaa.server.admin.client.mvp.ClientFactory;
import org.kaaproject.kaa.server.admin.client.mvp.place.SendNotificationPlace;
import org.kaaproject.kaa.server.admin.client.mvp.place.TopicPlace;
import org.kaaproject.kaa.server.admin.client.mvp.view.TopicView;
import org.kaaproject.kaa.server.admin.client.util.Utils;

public class TopicActivity
    extends AbstractDetailsActivity<TopicDto, TopicView, TopicPlace> {

  private String applicationId;

  public TopicActivity(TopicPlace place,
                       ClientFactory clientFactory) {
    super(place, clientFactory);
    this.applicationId = place.getApplicationId();
  }

  protected void bind(final EventBus eventBus) {
    super.bind(eventBus);
    if (!create) {
      registrations.add(detailsView.getSendNotificationButton().addClickHandler(new ClickHandler() {
        public void onClick(ClickEvent event) {
          sendNotification();
        }
      }));
    }
  }

  @Override
  protected String getEntityId(TopicPlace place) {
    return place.getTopicId();
  }

  @Override
  protected TopicView getView(boolean create) {
    if (create) {
      return clientFactory.getCreateTopicView();
    } else {
      return clientFactory.getTopicView();
    }
  }

  @Override
  protected TopicDto newEntity() {
    TopicDto topic = new TopicDto();
    topic.setApplicationId(applicationId);
    return topic;
  }

  @Override
  protected void onEntityRetrieved() {
    detailsView.getName().setValue(entity.getName());
    detailsView.getMandatory().setValue(entity.getType() == TopicTypeDto.MANDATORY);
    detailsView.getDescription().setValue(entity.getDescription());
    detailsView.getCreatedUsername().setValue(entity.getCreatedUsername());
    detailsView.getCreatedDateTime()
        .setValue(Utils.millisecondsToDateTimeString(entity.getCreatedTime()));
  }

  @Override
  protected void onSave() {
    entity.setName(detailsView.getName().getValue());
    entity.setType(
        detailsView.getMandatory().getValue() ? TopicTypeDto.MANDATORY : TopicTypeDto.OPTIONAL);
    entity.setDescription(detailsView.getDescription().getValue());
  }

  @Override
  protected void getEntity(String id, AsyncCallback<TopicDto> callback) {
    KaaAdmin.getDataSource().getTopic(id, callback);
  }

  @Override
  protected void editEntity(TopicDto entity, AsyncCallback<TopicDto> callback) {
    KaaAdmin.getDataSource().editTopic(entity, callback);
  }

  private void sendNotification() {
    SendNotificationPlace sendNotificationPlace =
        new SendNotificationPlace(applicationId, entityId);
    sendNotificationPlace.setPreviousPlace(place);
    goTo(sendNotificationPlace);
  }

}