/*
 * Created on 21/Apr/2004
 */

package net.sourceforge.fenixedu.util.tests;

import java.util.List;

import net.sourceforge.fenixedu.util.FenixUtil;

import org.apache.struts.util.LabelValueBean;

/**
 * @author Susana Fernandes
 */

public class ResponseProcessing extends FenixUtil {

    public static final int SET = 1;

    public static final int ADD = 2;

    public static final int SUBTRACT = 3;

    public static final int MULTIPLY = 4;

    public static final int DIVIDE = 5;

    public static final String SET_STRING = "Set";

    public static final String ADD_STRING = "Add";

    public static final String SUBTRACT_STRING = "Subtract";

    public static final String MULTIPLY_STRING = "Multiply";

    public static final String DIVIDE_STRING = "Divide";

    private List<ResponseCondition> responseConditions;

    private Double responseValue;

    private Integer action;

    private List<LabelValueBean> feedback;

    private int responseProcessingId;

    private boolean fenixCorrectResponse;

    private String nextItem;

    public ResponseProcessing(int id) {
	responseProcessingId = id;
    }

    public ResponseProcessing(List<ResponseCondition> responseConditions, Double responseValue, Integer action,
	    List<LabelValueBean> feedback, boolean fenixCorrectResponse) {
	this.responseConditions = responseConditions;
	this.responseValue = responseValue;
	this.action = action;
	this.feedback = feedback;
	this.fenixCorrectResponse = fenixCorrectResponse;
    }

    public int getResponseProcessingId() {
	return responseProcessingId;
    }

    public void setResponseProcessingId(int responseProcessingId) {
	this.responseProcessingId = responseProcessingId;
    }

    public List<ResponseCondition> getResponseConditions() {
	return responseConditions;
    }

    public void setResponseConditions(List<ResponseCondition> responses) {
	this.responseConditions = responses;
    }

    public Double getResponseValue() {
	return responseValue;
    }

    public void setResponseValue(Double responseValue) {
	this.responseValue = responseValue;
    }

    public Integer getAction() {
	return action;
    }

    public void setAction(String actionString) {
	this.action = getActionCode(actionString);
    }

    public List<LabelValueBean> getFeedback() {
	return feedback;
    }

    public void setFeedback(List<LabelValueBean> feedback) {
	this.feedback = feedback;
    }

    public boolean isFenixCorrectResponse() {
	return fenixCorrectResponse;
    }

    public void setFenixCorrectResponse(boolean fenixCorrectResponse) {
	this.fenixCorrectResponse = fenixCorrectResponse;
    }

    public String getNextItem() {
	return nextItem;
    }

    public void setNextItem(String nextItem) {
	this.nextItem = nextItem;
    }

    private Integer getActionCode(String actionString) {
	if (actionString.equals(SET_STRING))
	    return Integer.valueOf(SET);
	else if (actionString.equals(ADD_STRING))
	    return Integer.valueOf(ADD);
	else if (actionString.equals(SUBTRACT_STRING))
	    return Integer.valueOf(SUBTRACT);
	else if (actionString.equals(MULTIPLY_STRING))
	    return Integer.valueOf(MULTIPLY);
	else if (actionString.equals(DIVIDE_STRING))
	    return Integer.valueOf(DIVIDE);
	return null;
    }

    private String getActionString(Integer actionCode) {
	if (actionCode.intValue() == SET)
	    return SET_STRING;
	else if (actionCode.intValue() == ADD)
	    return ADD_STRING;
	else if (actionCode.intValue() == SUBTRACT)
	    return SUBTRACT_STRING;
	else if (actionCode.intValue() == MULTIPLY)
	    return MULTIPLY_STRING;
	else if (actionCode.intValue() == DIVIDE)
	    return DIVIDE_STRING;
	return null;
    }

    public boolean isThisConditionListInResponseProcessingList(List<ResponseProcessing> rpList, boolean lidQuestion) {
	for (ResponseProcessing responseProcessing : rpList) {
	    if (lidQuestion) {
		if (!hasEqualVAREQUALConditionList(responseProcessing.getResponseConditions())) {
		    return false;
		}
	    } else if (!hasEqualConditionList(responseProcessing.getResponseConditions())) {
		return false;
	    }
	}
	return true;
    }

    public boolean hasEqualConditionList(List<ResponseCondition> rcList) {
	for (ResponseCondition responseCondition : rcList) {
	    if (!hasThisCondition(responseConditions, responseCondition)) {
		return false;
	    }
	}
	for (ResponseCondition responseCondition : responseConditions) {
	    if (!hasThisCondition(rcList, responseCondition)) {
		return false;
	    }
	}
	return true;
    }

    public boolean hasEqualVAREQUALConditionList(List<ResponseCondition> rcList) {
	for (ResponseCondition responseCondition : rcList) {
	    if (responseCondition.getCondition().intValue() == ResponseCondition.VAREQUAL) {
		if (!hasThisCondition(responseConditions, responseCondition)) {
		    return false;
		}
	    }
	}
	for (ResponseCondition responseCondition : responseConditions) {
	    if (responseCondition.getCondition().intValue() == ResponseCondition.VAREQUAL) {
		if (!hasThisCondition(rcList, responseCondition)) {
		    return false;
		}
	    }
	}
	return true;
    }

    public boolean hasThisCondition(List<ResponseCondition> rcList, ResponseCondition rc) {
	for (ResponseCondition responseCondition : rcList) {
	    if (responseCondition.equals(rc)) {
		return true;
	    }
	}
	return false;
    }

    public String toXML(String feedback) {
	String result = "<respcondition>\n<conditionvar>\n";
	for (int i = 0; i < responseConditions.size(); i++)
	    result = result.concat(((ResponseCondition) responseConditions.get(i)).toXML());
	result = result.concat("\n</conditionvar>\n<setvar action=\"" + getActionString(action) + "\">" + responseValue
		+ "\n</setvar>\n");
	if (feedback != null)
	    result = result.concat(feedback);
	result = result.concat("</respcondition>\n");

	return result;
    }
}