package net.sourceforge.fenixedu.domain.organizationalStructure;

import java.util.Collection;
import java.util.List;
import java.util.Set;

import net.sourceforge.fenixedu.domain.Person;
import net.sourceforge.fenixedu.domain.Role;
import net.sourceforge.fenixedu.domain.ScientificCouncilSite;
import net.sourceforge.fenixedu.domain.accessControl.PersonsInFunctionGroup;
import net.sourceforge.fenixedu.domain.accessControl.ScientificCouncilMembersGroup;
import net.sourceforge.fenixedu.domain.accessControl.WebSiteManagersGroup;
import net.sourceforge.fenixedu.domain.exceptions.DomainException;
import net.sourceforge.fenixedu.domain.person.RoleType;
import net.sourceforge.fenixedu.domain.space.Campus;
import net.sourceforge.fenixedu.injectionCode.IGroup;

import org.joda.time.YearMonthDay;

import pt.utl.ist.fenix.tools.util.i18n.MultiLanguageString;

import com.linkare.commons.metainfo.Linkare;

public class ScientificCouncilUnit extends ScientificCouncilUnit_Base {

    private static final String COORDINATION_COMMITTEE_NAME = "Comissão Executiva";
    private static final String COORDINATION_COMMITTEE_MEMBER_NAME = "Membro";

    protected ScientificCouncilUnit() {
	super();
	super.setType(PartyTypeEnum.SCIENTIFIC_COUNCIL);
    }

    @Override
    public void setType(PartyTypeEnum partyTypeEnum) {
	throw new DomainException("unit.impossible.set.type");
    }

    @Override
    protected List<IGroup> getDefaultGroups() {
	List<IGroup> groups = super.getDefaultGroups();

	groups.add(new ScientificCouncilMembersGroup());
	groups.add(new WebSiteManagersGroup(getSite()));

	Function function = getCoordinationCommitteeMembersFunction();
	if (function != null) {
	    groups.add(new PersonsInFunctionGroup(function));
	}

	return groups;
    }

    private Function getCoordinationCommitteeMembersFunction() {
	Unit subUnit = getSubUnitWithName(COORDINATION_COMMITTEE_NAME);

	if (subUnit == null) {
	    return null;
	} else {
	    return getFunctionWithName(subUnit, COORDINATION_COMMITTEE_MEMBER_NAME);
	}
    }

    private Unit getSubUnitWithName(String name) {
	for (Unit sub : getSubUnits()) {
	    if (sub.getName().equals(name)) {
		return sub;
	    }
	}

	return null;
    }

    private Function getFunctionWithName(Unit unit, String name) {
	for (Function function : unit.getFunctions()) {
	    if (function.getName().equals(name)) {
		return function;
	    }
	}

	return null;
    }

    @Override
    public Collection<Person> getPossibleGroupMembers() {
	return Role.getRoleByRoleType(RoleType.SCIENTIFIC_COUNCIL).getAssociatedPersonsSet();
    }

    @Override
    protected ScientificCouncilSite createSite() {
	return new ScientificCouncilSite(this);
    }

    public static ScientificCouncilUnit getScientificCouncilUnit() {
	final Set<Party> parties = PartyType.getPartiesSet(PartyTypeEnum.SCIENTIFIC_COUNCIL);
	return parties.isEmpty() ? null : (ScientificCouncilUnit) parties.iterator().next();
    }

    @Linkare(author = "Paulo Zenida")
    public static ScientificCouncilUnit getOrCreateScientificCouncilUnit(MultiLanguageString name, Integer costCenterCode,
	    String acronym, YearMonthDay beginDate, YearMonthDay endDate, Unit parentUnit, AccountabilityType accountabilityType,
	    String webAddress, UnitClassification classification, Boolean canBeResponsibleOfSpaces, Campus campus) {

	ScientificCouncilUnit scientificCouncilUnit = getScientificCouncilUnit();
	if (scientificCouncilUnit == null) {
	    scientificCouncilUnit = new ScientificCouncilUnit();
	    scientificCouncilUnit.init(name, costCenterCode, acronym, beginDate, endDate, webAddress, classification,
		    canBeResponsibleOfSpaces, campus);
	    scientificCouncilUnit.addParentUnit(parentUnit, accountabilityType);
	}
	return scientificCouncilUnit;
    }
}