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/*
* Copyright 2013 Jesse Morgan
*/
package com.p4square.grow.model;
import java.util.HashMap;
import java.util.Map;
import org.codehaus.jackson.annotate.JsonSubTypes;
import org.codehaus.jackson.annotate.JsonSubTypes.Type;
import org.codehaus.jackson.annotate.JsonTypeInfo;
/**
* Model of an assessment question.
*
* @author Jesse Morgan <jesse@jesterpm.net>
*/
@JsonTypeInfo(
use = JsonTypeInfo.Id.NAME,
include = JsonTypeInfo.As.PROPERTY,
property = "type")
@JsonSubTypes({
@Type(value = TextQuestion.class, name = "text"),
@Type(value = ImageQuestion.class, name = "image"),
@Type(value = SliderQuestion.class, name = "slider"),
@Type(value = QuadQuestion.class, name = "quad"),
@Type(value = CircleQuestion.class, name = "circle"),
})
public abstract class Question {
/**
* QuestionType indicates the type of Question.
*
* @author Jesse Morgan <jesse@jesterpm.net>
*/
public enum QuestionType {
TEXT,
IMAGE,
SLIDER,
QUAD,
CIRCLE;
@Override
public String toString() {
return name().toLowerCase();
}
}
private String mQuestionId;
private QuestionType mType;
private String mQuestionText;
private Map<String, Answer> mAnswers;
private String mPreviousQuestionId;
private String mNextQuestionId;
public Question() {
mAnswers = new HashMap<String, Answer>();
}
/**
* @return the id String for this question.
*/
public String getId() {
return mQuestionId;
}
/**
* Set the id String for this question.
* @param id New id
*/
public void setId(String id) {
mQuestionId = id;
}
/**
* @return The Question text.
*/
public String getQuestion() {
return mQuestionText;
}
/**
* Set the question text.
* @param value The new question text.
*/
public void setQuestion(String value) {
mQuestionText = value;
}
/**
* @return The id String of the previous question or null if no previous question exists.
*/
public String getPreviousQuestion() {
return mPreviousQuestionId;
}
/**
* Set the id string of the previous question.
* @param id Previous question id or null if there is no previous question.
*/
public void setPreviousQuestion(String id) {
mPreviousQuestionId = id;
}
/**
* @return The id String of the next question or null if no next question exists.
*/
public String getNextQuestion() {
return mNextQuestionId;
}
/**
* Set the id string of the next question.
* @param id next question id or null if there is no next question.
*/
public void setNextQuestion(String id) {
mNextQuestionId = id;
}
/**
* @return a map of Answer id Strings to Answer objects.
*/
public Map<String, Answer> getAnswers() {
return mAnswers;
}
/**
* Determine the id of the next question based on the answer to this
* question.
*
* @param answerid
* The id of the selected answer.
* @return a question id or null if this is the last question.
*/
public String getNextQuestion(String answerid) {
String nextQuestion = null;
Answer a = mAnswers.get(answerid);
if (a != null) {
nextQuestion = a.getNextQuestion();
}
if (nextQuestion == null) {
nextQuestion = mNextQuestionId;
}
return nextQuestion;
}
/**
* Update the score based on the answer to this question.
*
* @param score The running score to update.
* @param answer The answer give to this question.
* @return true if scoring should continue, false if this answer trumps everything else.
*/
public abstract boolean scoreAnswer(Score score, RecordedAnswer answer);
/**
* @return the QuestionType of this question.
*/
public abstract QuestionType getType();
}
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