/*
* Copyright 2011 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.widgets.drools.wizards.assets.decisiontable;
import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.List;
import org.drools.guvnor.client.common.LoadingPopup;
import org.drools.guvnor.client.decisiontable.Validator;
import org.drools.guvnor.client.explorer.ClientFactory;
import org.drools.guvnor.client.moduleeditor.drools.SuggestionCompletionCache;
import org.drools.guvnor.client.rpc.NewGuidedDecisionTableAssetConfiguration;
import org.drools.guvnor.client.widgets.drools.wizards.assets.AbstractNewAssetWizard;
import org.drools.guvnor.client.widgets.drools.wizards.assets.NewGuidedDecisionTableAssetWizardContext;
import org.drools.guvnor.client.widgets.drools.wizards.assets.decisiontable.RowExpander.RowIterator;
import org.drools.guvnor.client.widgets.wizards.WizardActivityView;
import org.drools.guvnor.client.widgets.wizards.WizardPage;
import org.drools.ide.common.client.modeldriven.SuggestionCompletionEngine;
import org.drools.ide.common.client.modeldriven.dt52.Analysis;
import org.drools.ide.common.client.modeldriven.dt52.BaseColumn;
import org.drools.ide.common.client.modeldriven.dt52.ConditionCol52;
import org.drools.ide.common.client.modeldriven.dt52.DTCellValue52;
import org.drools.ide.common.client.modeldriven.dt52.GuidedDecisionTable52;
import com.google.gwt.event.shared.EventBus;
import com.google.gwt.user.client.Command;
import com.google.gwt.user.client.ui.Widget;
/**
* Wizard for creating a Guided Decision Table
*/
public class NewGuidedDecisionTableWizard
extends AbstractNewAssetWizard<GuidedDecisionTable52> {
private SuggestionCompletionEngine sce;
private List<WizardPage> pages = new ArrayList<WizardPage>();
private GuidedDecisionTable52 dtable = new GuidedDecisionTable52();
private SummaryPage summaryPage;
private ColumnExpansionPage columnExpansionPage;
public NewGuidedDecisionTableWizard(final ClientFactory clientFactory,
final EventBus eventBus,
final NewGuidedDecisionTableAssetWizardContext context,
final WizardActivityView.Presenter presenter) {
super( clientFactory,
eventBus,
context,
presenter );
Validator validator = new Validator( dtable.getConditions() );
this.summaryPage = new SummaryPage( context,
dtable,
eventBus,
validator );
this.columnExpansionPage = new ColumnExpansionPage( context,
dtable,
eventBus,
validator );
pages.add( summaryPage );
pages.add( new FactPatternsPage( context,
dtable,
eventBus,
validator ) );
pages.add( new FactPatternConstraintsPage( context,
dtable,
eventBus,
validator ) );
pages.add( new ActionSetFieldsPage( context,
dtable,
eventBus,
validator ) );
pages.add( new ActionInsertFactFieldsPage( context,
dtable,
eventBus,
validator ) );
pages.add( columnExpansionPage );
dtable.setTableFormat( context.getTableFormat() );
SuggestionCompletionCache.getInstance().loadPackage( context.getPackageName(),
new Command() {
public void execute() {
LoadingPopup.close();
sce = SuggestionCompletionCache.getInstance().getEngineFromCache( context.getPackageName() );
for ( WizardPage page : pages ) {
AbstractGuidedDecisionTableWizardPage dtp = (AbstractGuidedDecisionTableWizardPage) page;
dtp.setSuggestionCompletionEngine( sce );
dtp.initialise();
}
}
} );
}
public String getTitle() {
return "Guided Decision Table Wizard";
}
public List<WizardPage> getPages() {
return this.pages;
}
public Widget getPageWidget(int pageNumber) {
AbstractGuidedDecisionTableWizardPage dtp = (AbstractGuidedDecisionTableWizardPage) this.pages.get( pageNumber );
Widget w = dtp.asWidget();
dtp.prepareView();
return w;
}
public int getPreferredHeight() {
return 500;
}
public int getPreferredWidth() {
return 800;
}
public boolean isComplete() {
for ( WizardPage page : this.pages ) {
if ( !page.isComplete() ) {
return false;
}
}
return true;
}
public void complete() {
//Show a "busy" indicator
presenter.showSavingIndicator();
//Ensure each page updates the decision table as necessary
for ( WizardPage page : this.pages ) {
AbstractGuidedDecisionTableWizardPage gep = (AbstractGuidedDecisionTableWizardPage) page;
gep.makeResult( dtable );
}
//Expand rows
RowExpander re = new RowExpander( dtable,
sce );
//Mark columns on which we are to expand (default is to include all)
for ( BaseColumn c : dtable.getExpandedColumns() ) {
re.setExpandColumn( c,
false );
}
List<ConditionCol52> columns = columnExpansionPage.getColumnsToExpand();
for ( ConditionCol52 c : columns ) {
re.setExpandColumn( c,
true );
}
//Slurp out expanded rows and construct decision table data
int rowIndex = 0;
RowIterator ri = re.iterator();
dtable.initAnalysisColumn();
while ( ri.hasNext() ) {
List<DTCellValue52> row = ri.next();
dtable.getData().add( row );
dtable.getData().get( rowIndex ).get( 0 ).setNumericValue( new BigDecimal( rowIndex + 1 ) );
dtable.getAnalysisData().add( new Analysis() );
rowIndex++;
}
//Save it!
NewGuidedDecisionTableAssetConfiguration config = new NewGuidedDecisionTableAssetConfiguration( summaryPage.getAssetName(),
context.getPackageName(),
context.getPackageUUID(),
context.getDescription(),
context.getInitialCategory(),
context.getFormat(),
dtable );
save( config,
dtable );
}
}