SendNotificationViewImpl.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.view.topic;

import com.google.gwt.event.logical.shared.ValueChangeEvent;
import com.google.gwt.event.logical.shared.ValueChangeHandler;
import com.google.gwt.user.client.ui.HasValue;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.TextBox;
import com.google.gwt.user.client.ui.ValueListBox;
import com.google.gwt.user.datepicker.client.DateBox;

import org.kaaproject.avro.ui.gwt.client.widget.AvroWidgetsConfig;
import org.kaaproject.avro.ui.shared.RecordField;
import org.kaaproject.kaa.server.admin.client.mvp.view.SendNotificationView;
import org.kaaproject.kaa.server.admin.client.mvp.view.base.BaseDetailsViewImpl;
import org.kaaproject.kaa.server.admin.client.mvp.view.widget.RecordPanel;
import org.kaaproject.kaa.server.admin.client.mvp.view.widget.SchemaInfoListBox;
import org.kaaproject.kaa.server.admin.client.util.Utils;
import org.kaaproject.kaa.server.admin.shared.schema.SchemaInfoDto;

import java.util.Date;


public class SendNotificationViewImpl
    extends BaseDetailsViewImpl
    implements SendNotificationView, ValueChangeHandler<RecordField> {

  private SchemaInfoListBox notificationSchemaInfo;
  private DateBox expiredAt;
  private RecordPanel notificationData;
  private TextBox endpointKeyHashTextBox;

  public SendNotificationViewImpl() {
    super(true);
  }

  @Override
  protected void initDetailsTable() {

    int row = 0;

    Label label = new Label(Utils.constants.notificationSchema());
    label.addStyleName(Utils.avroUiStyle.requiredField());
    notificationSchemaInfo = new SchemaInfoListBox();
    detailsTable.setWidget(row, 0, label);
    detailsTable.setWidget(row, 1, notificationSchemaInfo);
    notificationSchemaInfo.addValueChangeHandler(new ValueChangeHandler<SchemaInfoDto>() {
      @Override
      public void onValueChange(ValueChangeEvent<SchemaInfoDto> event) {
        updateNotificationData(event.getValue());
      }
    });
    row++;

    label = new Label(Utils.constants.expiresAt());
    expiredAt = new DateBox();
    expiredAt.setWidth("200px");
    detailsTable.setWidget(row, 0, label);
    detailsTable.setWidget(row, 1, expiredAt);
    row++;

    label = new Label(Utils.constants.endpointKeyHash());
    endpointKeyHashTextBox = new TextBox();
    endpointKeyHashTextBox.setWidth("200px");
    detailsTable.setWidget(row, 0, label);
    detailsTable.setWidget(row, 1, endpointKeyHashTextBox);

    getFooter().addStyleName(Utils.kaaAdminStyle.bAppContentDetailsTable());

    notificationData = new RecordPanel(new AvroWidgetsConfig.Builder()
        .recordPanelWidth(900).gridHeight(250).tableHeight(230).createConfig(),
        Utils.constants.notificationBody(), this, false, false);

    notificationData.addValueChangeHandler(this);
    getFooter().setWidth("1000px");
    getFooter().add(notificationData);
  }

  @Override
  protected String getCreateTitle() {
    return Utils.constants.sendNotification();
  }

  @Override
  protected String getViewTitle() {
    return Utils.constants.sendNotification();
  }

  @Override
  protected String getSubTitle() {
    return Utils.constants.notificationDetails();
  }

  @Override
  public HasValue<String> getEndpointKeyHash() {
    return endpointKeyHashTextBox;
  }

  private void updateNotificationData(SchemaInfoDto value) {
    notificationData.setValue(value != null ? value.getSchemaForm() : null);
    fireChanged();
  }

  @Override
  public ValueListBox<SchemaInfoDto> getNotificationSchemaInfo() {
    return notificationSchemaInfo;
  }

  @Override
  public HasValue<Date> getExpiredAt() {
    return expiredAt;
  }

  @Override
  public HasValue<RecordField> getNotificationData() {
    return notificationData;
  }

  @Override
  protected void resetImpl() {
    notificationSchemaInfo.reset();
    expiredAt.setValue(null);
    notificationData.reset();
  }

  @Override
  protected boolean validate() {
    boolean result = notificationSchemaInfo.getValue() != null;
    result &= notificationData.validate();
    return result;
  }

  @Override
  public void onValueChange(ValueChangeEvent<RecordField> event) {
    fireChanged();
  }

  @Override
  protected void updateSaveButton(boolean enabled, boolean invalid) {
    getSaveButtonWidget().setText(Utils.constants.send());
    getSaveButtonWidget().setEnabled(enabled);
  }

}