/**
* <a href="http://www.openolat.org">
* OpenOLAT - Online Learning and Training</a><br>
* <p>
* Licensed under the Apache License, Version 2.0 (the "License"); <br>
* you may not use this file except in compliance with the License.<br>
* You may obtain a copy of the License at the
* <a href="http://www.apache.org/licenses/LICENSE-2.0">Apache homepage</a>
* <p>
* Unless required by applicable law or agreed to in writing,<br>
* software distributed under the License is distributed on an "AS IS" BASIS, <br>
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. <br>
* See the License for the specific language governing permissions and <br>
* limitations under the License.
* <p>
* Initial code contributed and copyrighted by<br>
* frentix GmbH, http://www.frentix.com
* <p>
*/
package org.olat.ims.qti21.ui.editor.interactions;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import org.olat.core.gui.UserRequest;
import org.olat.core.gui.components.form.flexible.FormItem;
import org.olat.core.gui.components.form.flexible.FormItemContainer;
import org.olat.core.gui.components.form.flexible.elements.SingleSelection;
import org.olat.core.gui.components.form.flexible.elements.TextElement;
import org.olat.core.gui.components.form.flexible.impl.FormEvent;
import org.olat.core.gui.components.form.flexible.impl.FormLayoutContainer;
import org.olat.core.gui.control.Controller;
import org.olat.core.gui.control.WindowControl;
import org.olat.core.util.Util;
import org.olat.ims.qti21.model.xml.AssessmentItemBuilder;
import org.olat.ims.qti21.model.xml.ScoreBuilder;
import org.olat.ims.qti21.model.xml.interactions.FIBAssessmentItemBuilder;
import org.olat.ims.qti21.model.xml.interactions.FIBAssessmentItemBuilder.AbstractEntry;
import org.olat.ims.qti21.model.xml.interactions.FIBAssessmentItemBuilder.NumericalEntry;
import org.olat.ims.qti21.model.xml.interactions.FIBAssessmentItemBuilder.TextEntry;
import org.olat.ims.qti21.model.xml.interactions.SimpleChoiceAssessmentItemBuilder.ScoreEvaluation;
import org.olat.ims.qti21.ui.editor.AssessmentTestEditorController;
import org.olat.ims.qti21.ui.editor.SyncAssessmentItem;
import org.olat.ims.qti21.ui.editor.events.AssessmentItemEvent;
import uk.ac.ed.ph.jqtiplus.node.test.AssessmentItemRef;
import uk.ac.ed.ph.jqtiplus.types.Identifier;
/**
*
* Initial date: 25.02.2016<br>
* @author srosse, stephane.rosse@frentix.com, http://www.frentix.com
*
*/
public class FIBScoreController extends AssessmentItemRefEditorController implements SyncAssessmentItem {
private static final String[] modeKeys = new String[]{
ScoreEvaluation.allCorrectAnswers.name(), ScoreEvaluation.perAnswer.name()
};
private TextElement minScoreEl;
private TextElement maxScoreEl;
private FormLayoutContainer scoreCont;
private SingleSelection assessmentModeEl;
private FIBAssessmentItemBuilder itemBuilder;
private final List<FIBEntryWrapper> wrappers = new ArrayList<>();
private int counter = 0;
public FIBScoreController(UserRequest ureq, WindowControl wControl,
FIBAssessmentItemBuilder itemBuilder, AssessmentItemRef itemRef, boolean restrictedEdit) {
super(ureq, wControl, itemRef, restrictedEdit);
setTranslator(Util.createPackageTranslator(AssessmentTestEditorController.class, getLocale()));
this.itemBuilder = itemBuilder;
initForm(ureq);
}
@Override
protected void initForm(FormItemContainer formLayout, Controller listener, UserRequest ureq) {
setFormContextHelp("Test editor QTI 2.1 in detail#details_testeditor_score");
super.initForm(formLayout, listener, ureq);
minScoreEl = uifactory.addTextElement("min.score", "min.score", 8, "0.0", formLayout);
minScoreEl.setEnabled(false);
minScoreEl.setEnabled(!restrictedEdit);
ScoreBuilder maxScore = itemBuilder.getMaxScoreBuilder();
String maxValue = maxScore == null ? "" : (maxScore.getScore() == null ? "" : maxScore.getScore().toString());
maxScoreEl = uifactory.addTextElement("max.score", "max.score", 8, maxValue, formLayout);
maxScoreEl.setEnabled(!restrictedEdit);
String[] modeValues = new String[]{
translate("form.score.assessment.all.correct"),
translate("form.score.assessment.per.answer")
};
assessmentModeEl = uifactory.addRadiosHorizontal("assessment.mode", "form.score.assessment.mode", formLayout, modeKeys, modeValues);
assessmentModeEl.addActionListener(FormEvent.ONCHANGE);
assessmentModeEl.setEnabled(!restrictedEdit);
if(itemBuilder.getScoreEvaluationMode() == ScoreEvaluation.perAnswer) {
assessmentModeEl.select(ScoreEvaluation.perAnswer.name(), true);
} else {
assessmentModeEl.select(ScoreEvaluation.allCorrectAnswers.name(), true);
}
String scorePage = velocity_root + "/fib_score.html";
scoreCont = FormLayoutContainer.createCustomFormLayout("scores", getTranslator(), scorePage);
formLayout.add(scoreCont);
scoreCont.setLabel(null, null);
for(AbstractEntry entry:itemBuilder.getOrderedTextEntries()) {
wrappers.add(createTextEntryWrapper(entry));
}
scoreCont.contextPut("choices", wrappers);
scoreCont.setVisible(assessmentModeEl.isSelected(1));
// Submit Button
FormLayoutContainer buttonsContainer = FormLayoutContainer.createButtonLayout("buttons", getTranslator());
buttonsContainer.setRootForm(mainForm);
formLayout.add(buttonsContainer);
uifactory.addFormSubmitButton("submit", buttonsContainer);
}
@Override
public void sync(UserRequest ureq, AssessmentItemBuilder assessmentItemBuilder) {
if(itemBuilder == assessmentItemBuilder) {
List<AbstractEntry> entries = itemBuilder.getOrderedTextEntries();
for(AbstractEntry entry:entries) {
FIBEntryWrapper wrapper = getTextEntryWrapper(entry);
if(wrapper == null) {
wrappers.add(createTextEntryWrapper(entry));
}
}
//remove removed entry
for(Iterator<FIBEntryWrapper> wrapperIt=wrappers.iterator(); wrapperIt.hasNext(); ) {
Identifier responseIdentifier = wrapperIt.next().getEntry().getResponseIdentifier();
if(itemBuilder.getTextEntry(responseIdentifier.toString()) == null) {
wrapperIt.remove();
}
}
//reorder the wrappers
Map<AbstractEntry,FIBEntryWrapper> wrapperMap = new HashMap<>();
for(FIBEntryWrapper wrapper:wrappers) {
wrapperMap.put(wrapper.getEntry(), wrapper);
}
List<FIBEntryWrapper> reorderedWrappers = new ArrayList<>();
for(AbstractEntry entry:entries) {
FIBEntryWrapper wrapper = wrapperMap.get(entry);
if(wrapper != null) {
reorderedWrappers.add(wrapper);
wrapperMap.remove(entry);
}
}
if(wrapperMap.size() > 0) {//paranoid security
for(FIBEntryWrapper wrapper:wrapperMap.values()) {
if(!reorderedWrappers.contains(wrapper)) {
reorderedWrappers.add(wrapper);
}
}
}
wrappers.clear();
wrappers.addAll(reorderedWrappers);
}
}
private FIBEntryWrapper getTextEntryWrapper(AbstractEntry entry) {
for(FIBEntryWrapper wrapper:wrappers) {
if(wrapper.getEntry() == entry) {
return wrapper;
}
}
return null;
}
private FIBEntryWrapper createTextEntryWrapper(AbstractEntry entry) {
String points = "";
Double score = entry.getScore();
if(score != null) {
points = score.toString();
}
String pointElId = "points_" + counter++;
TextElement pointEl = uifactory.addTextElement(pointElId, null, 5, points, scoreCont);
pointEl.setDisplaySize(5);
pointEl.setEnabled(!restrictedEdit);
scoreCont.add(pointElId, pointEl);
return new FIBEntryWrapper(entry, pointEl);
}
@Override
protected boolean validateFormLogic(UserRequest ureq) {
boolean allOk = true;
allOk &= validateDouble(maxScoreEl);
if(assessmentModeEl.isOneSelected() && assessmentModeEl.isSelected(1)) {
for(FIBEntryWrapper wrapper:wrappers) {
allOk &= validateDouble(wrapper.getPointsEl());
}
}
return allOk & super.validateFormLogic(ureq);
}
@Override
protected void formInnerEvent(UserRequest ureq, FormItem source, FormEvent event) {
if(assessmentModeEl.isOneSelected()) {
scoreCont.setVisible(assessmentModeEl.isSelected(1));
}
super.formInnerEvent(ureq, source, event);
}
@Override
protected void formOK(UserRequest ureq) {
if(restrictedEdit) return;
super.formOK(ureq);
String maxScoreValue = maxScoreEl.getValue();
Double maxScore = Double.parseDouble(maxScoreValue);
itemBuilder.setMaxScore(maxScore);
itemBuilder.setMinScore(new Double(0d));
if(assessmentModeEl.isOneSelected() && assessmentModeEl.isSelected(1)) {
itemBuilder.setScoreEvaluationMode(ScoreEvaluation.perAnswer);
for(FIBEntryWrapper wrapper:wrappers) {
String pointsStr = wrapper.getPointsEl().getValue();
Double points = new Double(pointsStr);
wrapper.getEntry().setScore(points);
}
} else {
itemBuilder.setScoreEvaluationMode(ScoreEvaluation.allCorrectAnswers);
}
fireEvent(ureq, new AssessmentItemEvent(AssessmentItemEvent.ASSESSMENT_ITEM_CHANGED, itemBuilder.getAssessmentItem(), null));
}
@Override
protected void doDispose() {
//
}
public final class FIBEntryWrapper {
private final AbstractEntry entry;
private final TextElement pointsEl;
public FIBEntryWrapper(AbstractEntry entry, TextElement pointsEl) {
this.entry = entry;
this.pointsEl = pointsEl;
pointsEl.setUserObject(this);
}
public String getSummary() {
String summary;
if(entry instanceof TextEntry) {
summary = ((TextEntry)entry).getSolution();
} else if(entry instanceof NumericalEntry) {
Double solution = ((NumericalEntry)entry).getSolution();
summary = solution == null ? "???" : solution.toString();
} else {
summary = "???";
}
return summary;
}
public TextElement getPointsEl() {
return pointsEl;
}
public AbstractEntry getEntry() {
return entry;
}
@Override
public int hashCode() {
return entry.hashCode();
}
@Override
public boolean equals(Object obj) {
if(this == obj) {
return true;
}
if(obj instanceof FIBEntryWrapper) {
FIBEntryWrapper w = (FIBEntryWrapper)obj;
return entry == w.entry;
}
return false;
}
}
}