package net.sourceforge.fenixedu.domain.research.activity;

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

import net.sourceforge.fenixedu.domain.Person;
import net.sourceforge.fenixedu.domain.RootDomainObject;
import net.sourceforge.fenixedu.domain.organizationalStructure.Party;
import net.sourceforge.fenixedu.domain.organizationalStructure.Unit;
import net.sourceforge.fenixedu.domain.research.activity.Participation.ResearchActivityParticipationRole;
import net.sourceforge.fenixedu.injectionCode.AccessControl;

import org.joda.time.YearMonthDay;

public class Cooperation extends Cooperation_Base implements ParticipationsInterface {

    private Cooperation() {
	super();
	setRootDomainObject(RootDomainObject.getInstance());
    }

    public Cooperation(ResearchActivityParticipationRole role, Person person, String name, CooperationType type, Unit unit,
	    YearMonthDay startDate, YearMonthDay endDate) {
	this();
	setName(name);
	setCooperationType(type);
	setUnit(unit);
	setStartDate(startDate);
	setEndDate(endDate);
    }

    public void sweet() {
	if (!hasAnyParticipations()) {
	    delete();
	}
    }

    /**
     * This method is responsible for deleting the object and all its
     * references, particularly Participations
     */
    public void delete() {
	for (; this.hasAnyParticipations(); getParticipations().get(0).delete())
	    ;
	removeRootDomainObject();
	super.deleteDomainObject();
    }

    public List<ResearchActivityParticipationRole> getAllowedRoles() {
	return this.getCooperationType().getParticipationRoles();
    }

    public List<CooperationParticipation> getParticipationsFor(Party party) {
	List<CooperationParticipation> participations = new ArrayList<CooperationParticipation>();
	for (CooperationParticipation participation : getParticipations()) {
	    if (participation.getParty().equals(party)) {
		participations.add(participation);
	    }
	}
	return participations;
    }

    public boolean canBeEditedByUser(Person person) {
	return getParticipations().size() == getParticipationsFor(person).size();
    }

    public boolean canBeEditedByCurrentUser() {
	return canBeEditedByUser(AccessControl.getPerson());
    }

    public void addUniqueParticipation(Participation participation) {
	if (participation instanceof CooperationParticipation) {
	    CooperationParticipation cooperationParticipation = (CooperationParticipation) participation;
	    for (CooperationParticipation cooperationParticipation2 : getParticipationsSet()) {
		if (cooperationParticipation2.getParty().equals(cooperationParticipation.getParty())
			&& cooperationParticipation2.getRole().equals(cooperationParticipation.getRole())) {
		    return;
		}
	    }
	    addParticipations(cooperationParticipation);
	}
    }
}