HeaderActivity.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.activity.shared.AbstractActivity;
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.event.shared.HandlerRegistration;
import com.google.gwt.place.shared.Place;
import com.google.gwt.user.client.ui.AcceptsOneWidget;

import org.kaaproject.kaa.common.dto.KaaAuthorityDto;
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.GeneralPropertiesPlace;
import org.kaaproject.kaa.server.admin.client.mvp.place.MailPropertiesPlace;
import org.kaaproject.kaa.server.admin.client.mvp.place.UserProfilePlace;
import org.kaaproject.kaa.server.admin.client.mvp.view.HeaderView;
import org.kaaproject.kaa.server.admin.client.mvp.view.dialog.ChangePasswordDialog;
import org.kaaproject.kaa.server.admin.client.mvp.view.widget.ActionsLabel.ActionMenuItemListener;
import org.kaaproject.kaa.server.admin.client.util.Utils;

import java.util.ArrayList;
import java.util.List;

public class HeaderActivity extends AbstractActivity
    implements HeaderView.Presenter {

  private final ClientFactory clientFactory;
  private final HeaderView headerView;

  protected List<HandlerRegistration> registrations = new ArrayList<>();

  /**
   * Instantiates a new HeaderActivity.
   */
  public HeaderActivity(ClientFactory clientFactory) {
    this.clientFactory = clientFactory;
    this.headerView = clientFactory.getHeaderView();
    this.headerView.setPresenter(this);
  }

  @Override
  public void start(AcceptsOneWidget containerWidget, EventBus eventBus) {
    bind(headerView, eventBus);
    containerWidget.setWidget(headerView.asWidget());
  }

  @Override
  public void onStop() {
    for (HandlerRegistration registration : registrations) {
      registration.removeHandler();
    }
    registrations.clear();
    headerView.getSettingsLabel().clearItems();
  }

  @Override
  public void goTo(Place place) {
    clientFactory.getPlaceController().goTo(place);
  }

  private void bind(final HeaderView headerView, final EventBus eventBus) {
    headerView.getUsernameLabel().setText(
        KaaAdmin.getAuthInfo().getDisplayName());
    registrations.add(headerView.getUsernameLabel().addClickHandler(new ClickHandler() {
      public void onClick(ClickEvent event) {
        goTo(new UserProfilePlace());
      }
    }));
    registrations.add(headerView.getSignoutLabel().addClickHandler(new ClickHandler() {
      public void onClick(ClickEvent event) {
        KaaAdmin.signOut();
      }
    }));
    headerView.getSettingsLabel().addMenuItem(Utils.constants.profile(),
        new ActionMenuItemListener() {
          @Override
          public void onMenuItemSelected() {
            goTo(new UserProfilePlace());
          }
        });
    headerView.getSettingsLabel().addMenuItem(Utils.constants.changePassword(),
        new ActionMenuItemListener() {
          @Override
          public void onMenuItemSelected() {
            showChangePasswordDialog();
          }
        });
    KaaAuthorityDto autority = KaaAdmin.getAuthInfo().getAuthority();
    if (autority == KaaAuthorityDto.KAA_ADMIN) {
      headerView.getSettingsLabel().addMenuItem(Utils.constants.generalSettings(),
          new ActionMenuItemListener() {
            @Override
            public void onMenuItemSelected() {
              goTo(new GeneralPropertiesPlace());
            }
          });
      headerView.getSettingsLabel().addMenuItem(Utils.constants.outgoingMailSettings(),
          new ActionMenuItemListener() {
            @Override
            public void onMenuItemSelected() {
              goTo(new MailPropertiesPlace());
            }
          });
    }
  }

  private void showChangePasswordDialog() {
    //change password
    ChangePasswordDialog.Listener listener = new ChangePasswordDialog.Listener() {
      @Override
      public void onChangePassword() {
      }

      @Override
      public void onCancel() {
      }
    };

    ChangePasswordDialog.showChangePasswordDialog(listener,
        KaaAdmin.getAuthInfo().getUsername(),
        null);
  }

  @Override
  public void goToHome() {
    clientFactory.getPlaceController().goTo(clientFactory.getHomePlace());
  }
}