package org.drools.guvnor.client.qa.testscenarios;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import org.drools.guvnor.client.common.DirtyableComposite;
import org.drools.guvnor.client.common.DirtyableFlexTable;
import org.drools.guvnor.client.common.FormStylePopup;
import org.drools.guvnor.client.common.ImageButton;
import org.drools.guvnor.client.common.SmallLabel;
import org.drools.guvnor.client.messages.Constants;
import org.drools.guvnor.client.modeldriven.HumanReadable;
import org.drools.guvnor.client.resources.Images;
import org.drools.ide.common.client.modeldriven.DropDownData;
import org.drools.ide.common.client.modeldriven.MethodInfo;
import org.drools.ide.common.client.modeldriven.SuggestionCompletionEngine;
import org.drools.ide.common.client.modeldriven.brl.ActionCallMethod;
import org.drools.ide.common.client.modeldriven.testing.CallFieldValue;
import org.drools.ide.common.client.modeldriven.testing.CallMethod;
import org.drools.ide.common.client.modeldriven.testing.ExecutionTrace;
import org.drools.ide.common.client.modeldriven.testing.FactData;
import org.drools.ide.common.client.modeldriven.testing.Scenario;
import com.google.gwt.core.client.GWT;
import com.google.gwt.event.dom.client.ChangeEvent;
import com.google.gwt.event.dom.client.ChangeHandler;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.event.dom.client.KeyPressEvent;
import com.google.gwt.event.dom.client.KeyPressHandler;
import com.google.gwt.user.client.Command;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.ui.HorizontalPanel;
import com.google.gwt.user.client.ui.Image;
import com.google.gwt.user.client.ui.ListBox;
import com.google.gwt.user.client.ui.TextBox;
import com.google.gwt.user.client.ui.Widget;
public class CallMethodWidget extends DirtyableComposite {
protected static Constants constants = GWT.create( Constants.class );
private static Images images = GWT.create( Images.class );
protected final ScenarioWidget parent;
protected final Scenario scenario;
protected final CallMethod mCall;
protected final String factName;
private final ExecutionTrace executionTrace;
final private DirtyableFlexTable layout;
private boolean isBoundFact = false;
private String[] fieldCompletionTexts;
private String[] fieldCompletionValues;
private String variableClass;
private final SuggestionCompletionEngine suggestionCompletionEngine;
public CallMethodWidget(String factName,
ScenarioWidget parent,
Scenario scenario,
CallMethod mCall,
ExecutionTrace executionTrace) {
super();
this.factName = factName;
this.parent = parent;
this.scenario = scenario;
this.mCall = mCall;
this.executionTrace = executionTrace;
this.suggestionCompletionEngine = parent.suggestionCompletionEngine;
this.layout = new DirtyableFlexTable();
layout.setStyleName( "model-builderInner-Background" ); // NON-NLS
if ( suggestionCompletionEngine.isGlobalVariable( mCall.variable ) ) {
List<MethodInfo> infos = suggestionCompletionEngine.getMethodInfosForGlobalVariable( mCall.variable );
this.fieldCompletionTexts = new String[infos.size()];
this.fieldCompletionValues = new String[infos.size()];
int i = 0;
for ( MethodInfo info : infos ) {
this.fieldCompletionTexts[i] = info.getName();
this.fieldCompletionValues[i] = info.getNameWithParameters();
i++;
}
this.variableClass = (String) suggestionCompletionEngine.getGlobalVariable( mCall.variable );
} else {
FactData pattern = (FactData) scenario.getFactTypes().get( mCall.variable );
if ( pattern != null ) {
List<String> methodList = suggestionCompletionEngine.getMethodNames( pattern.type );
fieldCompletionTexts = new String[methodList.size()];
fieldCompletionValues = new String[methodList.size()];
int i = 0;
for ( String methodName : methodList ) {
fieldCompletionTexts[i] = methodName;
fieldCompletionValues[i] = methodName;
i++;
}
this.variableClass = pattern.type;
this.isBoundFact = true;
}
}
doLayout();
initWidget( this.layout );
}
private void doLayout() {
layout.clear();
layout.setWidget( 0,
0,
getSetterLabel() );
DirtyableFlexTable inner = new DirtyableFlexTable();
for ( int i = 0; i < mCall.callFieldValues.length; i++ ) {
CallFieldValue val = mCall.callFieldValues[i];
inner.setWidget( i,
0,
fieldSelector( val ) );
inner.setWidget( i,
1,
valueEditor( val ) );
}
layout.setWidget( 0,
1,
inner );
layout.setWidget( 0,
2,
new DeleteButton() );
}
private Widget getSetterLabel() {
HorizontalPanel horiz = new HorizontalPanel();
if ( mCall.state == ActionCallMethod.TYPE_UNDEFINED ) {
Image edit = new ImageButton( images.addFieldToFact() );
edit.setTitle( constants.AddAnotherFieldToThisSoYouCanSetItsValue() );
edit.addClickHandler( new ClickHandler() {
public void onClick(ClickEvent event) {
Image w = (Image) event.getSource();
showAddFieldPopup( w );
}
} );
horiz.add( new SmallLabel( HumanReadable.getActionDisplayName( "call" ) + " [" + mCall.variable + "]" ) ); // NON-NLS
horiz.add( edit );
} else {
horiz.add( new SmallLabel( HumanReadable.getActionDisplayName( "call" ) + " [" + mCall.variable + "." + mCall.methodName + "]" ) ); // NON-NLS
}
return horiz;
}
protected void showAddFieldPopup(Widget w) {
final FormStylePopup popup = new FormStylePopup( images.newexWiz(),
constants.ChooseAMethodToInvoke() );
ListBox box = new ListBox();
box.addItem( "..." );
for ( int i = 0; i < fieldCompletionTexts.length; i++ ) {
box.addItem( fieldCompletionTexts[i],
fieldCompletionValues[i] );
}
box.setSelectedIndex( 0 );
popup.addAttribute( constants.ChooseAMethodToInvoke(),
box );
box.addChangeHandler( new ChangeHandler() {
public void onChange(ChangeEvent event) {
mCall.state = ActionCallMethod.TYPE_DEFINED;
ListBox sourceW = (ListBox) event.getSource();
String methodName = sourceW.getItemText( sourceW.getSelectedIndex() );
String methodNameWithParams = sourceW.getValue( sourceW.getSelectedIndex() );
mCall.methodName = methodName;
List<String> fieldList = new ArrayList<String>();
fieldList.addAll( suggestionCompletionEngine.getMethodParams( variableClass,
methodNameWithParams ) );
// String fieldType = completions.getFieldType( variableClass,
// fieldName );
int i = 0;
for ( String fieldParameter : fieldList ) {
mCall.addFieldValue( new CallFieldValue( methodName,
String.valueOf( i ),
fieldParameter ) );
i++;
}
parent.renderEditor();
popup.hide();
}
} );
popup.setPopupPosition( w.getAbsoluteLeft(),
w.getAbsoluteTop() );
popup.show();
}
private Widget valueEditor(final CallFieldValue val) {
String type = "";
if ( suggestionCompletionEngine.isGlobalVariable( this.mCall.variable ) ) {
type = suggestionCompletionEngine.getGlobalVariable( this.mCall.variable );
} else {
Map<String, String> mFactTypes = scenario.getVariableTypes();
type = mFactTypes.get( this.mCall.variable );
}
DropDownData enums = suggestionCompletionEngine.getEnums( type,
this.mCall.callFieldValues,
val.field );
return new MethodParameterCallValueEditor( val,
enums,
executionTrace,
scenario,
val.type,
new Command() {
public void execute() {
makeDirty();
}
} );
}
/**
* This will return a keyboard listener for field setters, which will obey
* numeric conventions - it will also allow formulas (a formula is when the
* first value is a "=" which means it is meant to be taken as the user
* typed)
*/
public static KeyPressHandler getNumericFilter(final TextBox box) {
return new KeyPressHandler() {
public void onKeyPress(KeyPressEvent event) {
TextBox w = (TextBox) event.getSource();
char c = event.getCharCode();
if ( Character.isLetter( c ) && c != '=' && !(box.getText().startsWith( "=" )) ) {
((TextBox) w).cancelKey();
}
}
};
}
private Widget fieldSelector(final CallFieldValue val) {
return new SmallLabel( val.type );
}
/**
* This returns true if the values being set are on a fact.
*/
public boolean isBoundFact() {
return isBoundFact;
}
public boolean isDirty() {
return layout.hasDirty();
}
protected void onDelete() {
if ( Window.confirm( constants.AreYouSureToRemoveCallMethod() ) ) {
scenario.removeFixture( mCall );
parent.renderEditor();
}
}
class DeleteButton extends ImageButton {
public DeleteButton() {
super( images.deleteItemSmall(),
constants.RemoveCallMethod() );
addClickHandler( new ClickHandler() {
public void onClick(ClickEvent event) {
onDelete();
}
} );
}
}
}