// Copyright 2004 The Apache Software Foundation
//
// 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.apache.tapestry.wap.quiz;
import org.apache.tapestry.IRequestCycle;
import org.apache.tapestry.form.IPropertySelectionModel;
import org.apache.tapestry.form.StringPropertySelectionModel;
import org.apache.tapestry.wml.Deck;
import java.util.Map;
/**
* Quiz deck for the Quiz application.
*
* @version $Id: Quiz.java,v 1.3 2004/02/19 17:38:02 hlship Exp $
* @author David Solis
*
**/
public abstract class Quiz extends Deck
{
int questionNumber;
public void fetch()
{
Visit visit = (Visit) getVisit();
Global global = (Global) getGlobal();
Map question = global.getQuestion(getQuestionNumber(), visit.getQuestionSet());
setQuestion(question);
}
public IPropertySelectionModel getChoiceModel()
{
return new StringPropertySelectionModel((String[])getQuestion().get(Global.CHOICES_KEY));
}
public void process(IRequestCycle cycle)
{
Visit visit = (Visit) getVisit();
int rightAnswer = ((Integer)getQuestion().get(Global.ANSWER_KEY)).intValue();
if (getChoice() == rightAnswer)
{
int points = visit.getPoints();
points += visit.getQuestionSet();
visit.setPoints(points);
}
int questionNumber = getQuestionNumber() + 1;
if (questionNumber < visit.getNumberOfQuestions())
{
setQuestionNumber(questionNumber);
fetch();
}
else
{
Scores scoresDeck = (Scores)cycle.getPage("Scores");
Global global = (Global) getGlobal();
boolean isNewHighscore = global.addHighscore(visit.getPoints(), visit.getUsername()) != -1;
scoresDeck.setNewHighscore(isNewHighscore);
scoresDeck.setHighscores(global.getHighscores());
cycle.activate(scoresDeck);
}
}
protected void initialize()
{
questionNumber = 0;
}
public int getQuestionNumber()
{
return questionNumber;
}
public void setQuestionNumber(int questionNumber)
{
this.questionNumber = questionNumber;
fireObservedChange("questionNumber", questionNumber);
}
public abstract Map getQuestion();
public abstract void setQuestion(Map question);
public abstract int getChoice();
}