package net.sourceforge.fenixedu.domain.tests;

import java.util.ArrayList;
import java.util.List;

import net.sourceforge.fenixedu.domain.exceptions.DomainException;
import net.sourceforge.fenixedu.domain.tests.predicates.PredicateType;

import org.apache.commons.collections.Predicate;

public class NewAllGroup extends NewAllGroup_Base {

    public NewAllGroup() {
	super();
    }

    public NewAllGroup(NewQuestionGroup parentQuestionGroup) {
	this();

	this.init(parentQuestionGroup);
    }

    protected static class AllGroupPredicate implements Predicate {
	public boolean evaluate(Object arg0) {
	    return arg0 instanceof NewAllGroup;
	}
    }

    public static final Predicate ALL_GROUP_PREDICATE = new AllGroupPredicate();

    @Override
    public boolean isComposite() {
	return false;
    }

    @Override
    public Integer getNewPosition(NewQuestionGroup parentQuestionGroup) {
	return parentQuestionGroup.getChildAtomicQuestionsCount();
    }

    @Override
    public void setParentQuestionGroup(NewQuestionGroup parentQuestionGroup) {
	if (!isTopAllGroup()) {
	    throw new DomainException("could.not.associate");
	}

	super.setParentQuestionGroup(parentQuestionGroup);
    }

    public boolean isTopAllGroup() {
	if (this.getParentQuestionGroupsCount() == 1 && this.getParentQuestionGroups().get(0) instanceof NewAllGroup) {
	    return false;
	}

	return true;
    }

    @Override
    public NewQuestionType getQuestionType() {
	return NewQuestionType.ALL_QUESTION_GROUP;
    }

    @Override
    public List<NewQuestionGroup> getAssociableParents() {
	if (!this.getParentQuestionGroups().get(0).isComposite()) {
	    return new ArrayList<NewQuestionGroup>();
	}

	return super.getAssociableParents();
    }

    protected static final List<PredicateType> predicates = new ArrayList<PredicateType>();

    @Override
    public List<PredicateType> getPredicates() {
	return predicates;
    }

    @Override
    public List<NewQuestion> provide(int count) {
	this.setTimesUsed(this.getTimesUsed() + 1);

	ArrayList<NewQuestion> choosenQuestions = new ArrayList<NewQuestion>();
	choosenQuestions.add(this);

	return choosenQuestions;
    }

}