/*
* Copyright 2010 JBoss 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.drools.guvnor.client.rulelist;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.drools.guvnor.client.common.GenericCallback;
import org.drools.guvnor.client.messages.Constants;
import org.drools.guvnor.client.resources.RuleFormatImageResource;
import org.drools.guvnor.client.rpc.AssetPageRequest;
import org.drools.guvnor.client.rpc.AssetPageResponse;
import org.drools.guvnor.client.rpc.AssetPageRow;
import org.drools.guvnor.client.rpc.RepositoryServiceAsync;
import org.drools.guvnor.client.rpc.RepositoryServiceFactory;
import org.drools.guvnor.client.ruleeditor.EditorLauncher;
import org.drools.guvnor.client.ruleeditor.MultiViewRow;
import org.drools.guvnor.client.table.ColumnPicker;
import org.drools.guvnor.client.table.SelectionColumn;
import org.drools.guvnor.client.table.SortableHeader;
import org.drools.guvnor.client.table.SortableHeaderGroup;
import com.google.gwt.cell.client.ButtonCell;
import com.google.gwt.cell.client.DateCell;
import com.google.gwt.cell.client.FieldUpdater;
import com.google.gwt.core.client.GWT;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.i18n.client.DateTimeFormat;
import com.google.gwt.uibinder.client.UiBinder;
import com.google.gwt.uibinder.client.UiField;
import com.google.gwt.uibinder.client.UiHandler;
import com.google.gwt.user.cellview.client.CellTable;
import com.google.gwt.user.cellview.client.Column;
import com.google.gwt.user.cellview.client.SimplePager;
import com.google.gwt.user.cellview.client.TextColumn;
import com.google.gwt.user.cellview.client.TextHeader;
import com.google.gwt.user.client.Command;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.ui.Composite;
import com.google.gwt.user.client.ui.Image;
import com.google.gwt.user.client.ui.ToggleButton;
import com.google.gwt.user.client.ui.Widget;
import com.google.gwt.view.client.AsyncDataProvider;
import com.google.gwt.view.client.HasData;
import com.google.gwt.view.client.MultiSelectionModel;
import com.google.gwt.view.client.ProvidesKey;
/**
* Widget with a table of assets.
* @author Geoffrey De Smet
*/
public class AssetTable extends Composite {
private static final Constants constants = GWT.create(Constants.class);
interface AssetTableBinder extends UiBinder<Widget, AssetTable> {}
private static AssetTableBinder uiBinder = GWT.create(AssetTableBinder.class);
private RepositoryServiceAsync repositoryService = RepositoryServiceFactory.getService(); // TODO use (C)DI
private final String packageUuid;
private final List<String> formatInList;
private final Boolean formatIsRegistered;
private final EditItemEvent editEvent;
private int pageSize = 25; // TODO might need to be configurable, or a constant
private String feedURL;
private Set<Command> unloadListenerSet = new HashSet<Command>();
@UiField(provided=true)
ToggleButton columnPickerButton;
@UiField()
Image feedImage;
@UiField(provided = true)
CellTable<AssetPageRow> cellTable;
private AsyncDataProvider<AssetPageRow> dataProvider;
@UiField(provided=true)
SimplePager pager;
private MultiSelectionModel<AssetPageRow> selectionModel;
public AssetTable(String packageUuid, List<String> formatInList, Boolean formatIsRegistered, EditItemEvent event) {
this(packageUuid, formatInList, formatIsRegistered, event, null);
}
public AssetTable(String packageUuid, List<String> formatInList, Boolean formatIsRegistered,
final EditItemEvent event, String feedURL) {
this.packageUuid = packageUuid;
this.formatInList = formatInList;
this.formatIsRegistered = formatIsRegistered;
this.editEvent = event;
this.feedURL = feedURL;
doCellTable();
initWidget(uiBinder.createAndBindUi(this));
if (feedURL == null) {
feedImage.setVisible(false);
}
}
private void doCellTable() {
ProvidesKey<AssetPageRow> providesKey = new ProvidesKey<AssetPageRow>() {
public Object getKey(AssetPageRow row) {
return row.getUuid();
}
};
cellTable = new CellTable<AssetPageRow>(providesKey);
selectionModel = new MultiSelectionModel<AssetPageRow>(providesKey);
cellTable.setSelectionModel(selectionModel);
SelectionColumn.createAndAddSelectionColumn(cellTable);
ColumnPicker<AssetPageRow> columnPicker = new ColumnPicker<AssetPageRow>(cellTable);
SortableHeaderGroup sortableHeaderGroup = new SortableHeaderGroup<AssetPageRow>(cellTable);
final TextColumn<AssetPageRow> uuidNumberColumn = new TextColumn<AssetPageRow>() {
public String getValue(AssetPageRow row) {
return row.getUuid();
}
};
columnPicker.addColumn(uuidNumberColumn, new SortableHeader<AssetPageRow, String>(
sortableHeaderGroup, constants.uuid(), uuidNumberColumn), false);
Column<AssetPageRow, RuleFormatImageResource> formatColumn = new Column<AssetPageRow, RuleFormatImageResource>(new RuleFormatImageResourceCell()) {
public RuleFormatImageResource getValue(AssetPageRow row) {
return EditorLauncher.getAssetFormatIcon(row.getFormat());
}
};
columnPicker.addColumn(formatColumn, new SortableHeader<AssetPageRow, RuleFormatImageResource>(
sortableHeaderGroup, constants.Format(), formatColumn), true);
TextColumn<AssetPageRow> packageNameColumn = new TextColumn<AssetPageRow>() {
public String getValue(AssetPageRow row) {
return row.getPackageName();
}
};
columnPicker.addColumn(packageNameColumn, new SortableHeader<AssetPageRow, String>(
sortableHeaderGroup, constants.PackageName(), packageNameColumn), false);
TextColumn<AssetPageRow> nameColumn = new TextColumn<AssetPageRow>() {
public String getValue(AssetPageRow row) {
return row.getName();
}
};
columnPicker.addColumn(nameColumn, new SortableHeader<AssetPageRow, String>(
sortableHeaderGroup, constants.Name(), nameColumn), true);
TextColumn<AssetPageRow> descriptionColumn = new TextColumn<AssetPageRow>() {
public String getValue(AssetPageRow row) {
return row.getDescription();
}
};
columnPicker.addColumn(descriptionColumn, new SortableHeader<AssetPageRow, String>(
sortableHeaderGroup, constants.Description(), descriptionColumn), true);
TextColumn<AssetPageRow> stateNameColumn = new TextColumn<AssetPageRow>() {
public String getValue(AssetPageRow row) {
return row.getStateName();
}
};
columnPicker.addColumn(stateNameColumn, new SortableHeader<AssetPageRow, String>(
sortableHeaderGroup, constants.Status(), stateNameColumn), true);
TextColumn<AssetPageRow> creatorColumn = new TextColumn<AssetPageRow>() {
public String getValue(AssetPageRow row) {
return row.getCreator();
}
};
columnPicker.addColumn(creatorColumn, new SortableHeader<AssetPageRow, String>(
sortableHeaderGroup, constants.Creator(), creatorColumn), false);
Column<AssetPageRow, Date> createdDateColumn = new Column<AssetPageRow, Date>(new DateCell(
DateTimeFormat.getFormat(DateTimeFormat.PredefinedFormat.DATE_TIME_MEDIUM))) {
public Date getValue(AssetPageRow row) {
return row.getCreatedDate();
}
};
columnPicker.addColumn(createdDateColumn, new SortableHeader<AssetPageRow, Date>(
sortableHeaderGroup, constants.CreatedDate(), createdDateColumn), false);
TextColumn<AssetPageRow> lastContributorColumn = new TextColumn<AssetPageRow>() {
public String getValue(AssetPageRow row) {
return row.getLastContributor();
}
};
columnPicker.addColumn(lastContributorColumn, new SortableHeader<AssetPageRow, String>(
sortableHeaderGroup, constants.LastContributor(), lastContributorColumn), false);
Column<AssetPageRow, Date> lastModifiedColumn = new Column<AssetPageRow, Date>(new DateCell(
DateTimeFormat.getFormat(DateTimeFormat.PredefinedFormat.DATE_TIME_MEDIUM))) {
public Date getValue(AssetPageRow row) {
return row.getLastModified();
}
};
columnPicker.addColumn(lastModifiedColumn, new SortableHeader<AssetPageRow, Date>(
sortableHeaderGroup, constants.LastModified(), lastModifiedColumn), true);
TextColumn<AssetPageRow> categorySummaryColumn = new TextColumn<AssetPageRow>() {
public String getValue(AssetPageRow row) {
return row.getCategorySummary();
}
};
columnPicker.addColumn(categorySummaryColumn, new SortableHeader<AssetPageRow, String>(
sortableHeaderGroup, constants.Categories(), categorySummaryColumn), false);
TextColumn<AssetPageRow> externalSourceColumn = new TextColumn<AssetPageRow>() {
public String getValue(AssetPageRow row) {
return row.getExternalSource();
}
};
columnPicker.addColumn(externalSourceColumn, new SortableHeader<AssetPageRow, String>(
sortableHeaderGroup, constants.ExternalSource(), externalSourceColumn), false);
Column<AssetPageRow, String> openColumn = new Column<AssetPageRow, String>(new ButtonCell()) {
public String getValue(AssetPageRow row) {
return constants.Open();
}
};
openColumn.setFieldUpdater(new FieldUpdater<AssetPageRow, String>() {
public void update(int index, AssetPageRow row, String value) {
editEvent.open(row.getUuid());
}
});
columnPicker.addColumn(openColumn, new TextHeader(constants.Open()), true);
cellTable.setPageSize(pageSize);
cellTable.setWidth("100%");
pager = new SimplePager();
pager.setDisplay(cellTable);
dataProvider = new AsyncDataProvider<AssetPageRow>() {
protected void onRangeChanged(HasData<AssetPageRow> display) {
AssetPageRequest request = new AssetPageRequest();
request.setPackageUuid(packageUuid);
request.setFormatInList(formatInList);
request.setFormatIsRegistered(formatIsRegistered);
request.setStartRowIndex(pager.getPageStart());
request.setPageSize(pageSize);
repositoryService.findAssetPage(request,
new GenericCallback<AssetPageResponse>() {
public void onSuccess(AssetPageResponse response) {
updateRowCount(response.getTotalRowSize(), true);
updateRowData(response.getStartRowIndex(), response.getAssetPageRowList());
}
});
}
};
dataProvider.addDataDisplay(cellTable);
columnPickerButton = columnPicker.createToggleButton();
}
@UiHandler("feedImage")
void openFeed(ClickEvent e) {
Window.open( feedURL,
"_blank",
null );
}
@UiHandler("refreshButton")
void refresh(ClickEvent e) {
refresh();
}
@UiHandler("openSelectedButton")
void openSelected(ClickEvent e) {
Set<AssetPageRow> selectedSet = selectionModel.getSelectedSet();
for ( AssetPageRow selected : selectedSet ) {
// TODO directly push the selected AssetPageRow
editEvent.open( selected.getUuid() );
}
}
@UiHandler("openSelectedToSingleTabButton")
public void openSelectedToSingleTab(ClickEvent e) {
Set<AssetPageRow> selectedSet = selectionModel.getSelectedSet();
// TODO directly push the selected AssetPageRows
List<MultiViewRow> multiViewRowList = new ArrayList<MultiViewRow>( selectedSet.size() );
for ( AssetPageRow selected : selectedSet ) {
MultiViewRow row = new MultiViewRow();
row.uuid = selected.getUuid();
row.format = selected.getFormat();
row.name = selected.getName();
multiViewRowList.add( row );
}
editEvent.open( multiViewRowList.toArray( new MultiViewRow[multiViewRowList.size()] ) );
}
/**
* Refreshes the data. Does not rebuild the GUI.
*/
public void refresh() {
cellTable.setVisibleRangeAndClearData(cellTable.getVisibleRange(), true);
}
/**
* @param unloadListener never null
*/
public void addUnloadListener(Command unloadListener) {
unloadListenerSet.add(unloadListener);
}
@Override
protected void onUnload() {
super.onUnload();
for (Command unloadListener : unloadListenerSet) {
unloadListener.execute();
}
}
}