/*
* 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.schema;
import com.google.gwt.dom.client.Style.Unit;
import com.google.gwt.safehtml.shared.SafeHtml;
import com.google.gwt.safehtml.shared.SafeHtmlUtils;
import com.google.gwt.user.cellview.client.Column;
import com.google.gwt.user.cellview.client.DataGrid;
import com.google.gwt.user.cellview.client.Header;
import com.google.gwt.user.cellview.client.SafeHtmlHeader;
import org.kaaproject.avro.ui.gwt.client.widget.grid.cell.ActionButtonCell;
import org.kaaproject.avro.ui.gwt.client.widget.grid.event.RowActionEvent;
import org.kaaproject.kaa.common.dto.AbstractSchemaDto;
import org.kaaproject.kaa.server.admin.client.mvp.view.grid.AbstractKaaGrid;
import org.kaaproject.kaa.server.admin.client.mvp.view.grid.KaaRowAction;
import org.kaaproject.kaa.server.admin.client.util.Utils;
import java.util.Comparator;
public class BaseSchemasGrid<T extends AbstractSchemaDto> extends AbstractKaaGrid<T, String> {
private Column<T, T> downloadSchemaColumn;
public BaseSchemasGrid() {
super(Unit.PX, false);
}
@Override
protected float constructColumnsImpl(DataGrid<T> table) {
float prefWidth = 0;
prefWidth += constructStringColumn(table,
Utils.constants.version(),
new StringValueProvider<T>() {
@Override
public String getValue(T item) {
return item.getVersion() + "";
}
},
new Comparator<T>() {
@Override
public int compare(T o1, T o2) {
return o1.compareTo(o2);
}
},
Boolean.FALSE,
80);
prefWidth += constructStringColumn(table,
Utils.constants.name(),
new StringValueProvider<T>() {
@Override
public String getValue(T item) {
return item.getName();
}
},
new Comparator<T>() {
@Override
public int compare(T o1, T o2) {
return o1.getName().compareToIgnoreCase(o2.getName());
}
},
null,
80);
prefWidth += constructStringColumn(table,
Utils.constants.author(),
new StringValueProvider<T>() {
@Override
public String getValue(T item) {
return item.getCreatedUsername();
}
}, 80);
prefWidth += constructStringColumn(table,
Utils.constants.dateCreated(),
new StringValueProvider<T>() {
@Override
public String getValue(T item) {
return Utils.millisecondsToDateString(item.getCreatedTime());
}
}, 80);
prefWidth += constructStringColumn(table,
Utils.constants.numberOfEps(),
new StringValueProvider<T>() {
@Override
public String getValue(T item) {
return item.getEndpointCount() + "";
}
}, 80);
return prefWidth;
}
@Override
protected float constructActions(DataGrid<T> table, float prefWidth) {
float result = 0;
if (!embedded
&& (downloadSchemaColumn == null || table.getColumnIndex(downloadSchemaColumn) == -1)) {
Header<SafeHtml> downloadRecordSchemaHeader = new SafeHtmlHeader(
SafeHtmlUtils.fromSafeConstant(Utils.constants.downloadRecordSchema()));
downloadSchemaColumn = constructDownloadSchemaColumn("");
table.addColumn(downloadSchemaColumn, downloadRecordSchemaHeader);
table.setColumnWidth(downloadSchemaColumn, ACTION_COLUMN_WIDTH, Unit.PX);
result += ACTION_COLUMN_WIDTH;
}
return result;
}
protected Column<T, T> constructDownloadSchemaColumn(String text) {
ActionButtonCell<T> cell = new ActionButtonCell<T>(
Utils.resources.download_grey(), text, embedded,
new ActionButtonCell.ActionListener<T>() {
@Override
public void onItemAction(T value) {
Integer schemaVersion = getDownloadSchemaColumnClickedId(value);
RowActionEvent<String> rowDownloadSchemaEvent =
new RowActionEvent<>(String.valueOf(schemaVersion), KaaRowAction.DOWNLOAD_SCHEMA);
fireEvent(rowDownloadSchemaEvent);
}
}, new ActionButtonCell.ActionValidator<T>() {
@Override
public boolean canPerformAction(T value) {
return !embedded;
}
});
Column<T, T> column = new Column<T, T>(cell) {
@Override
public T getValue(T item) {
return item;
}
};
return column;
}
protected Integer getDownloadSchemaColumnClickedId(T value) {
return value.getVersion();
}
}