package net.sourceforge.fenixedu.domain.candidacy;

import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.ResourceBundle;
import java.util.Set;

import net.sourceforge.fenixedu.domain.ExecutionDegree;
import net.sourceforge.fenixedu.domain.Person;
import net.sourceforge.fenixedu.domain.accounting.Event;
import net.sourceforge.fenixedu.domain.accounting.EventType;
import net.sourceforge.fenixedu.domain.accounting.events.dfa.DFACandidacyEvent;
import net.sourceforge.fenixedu.domain.accounting.serviceAgreements.DegreeCurricularPlanServiceAgreement;
import net.sourceforge.fenixedu.domain.administrativeOffice.AdministrativeOffice;
import net.sourceforge.fenixedu.domain.administrativeOffice.AdministrativeOfficeType;
import net.sourceforge.fenixedu.domain.util.workflow.Operation;
import net.sourceforge.fenixedu.injectionCode.AccessControl;

import org.joda.time.YearMonthDay;

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

public class DFACandidacy extends DFACandidacy_Base {

    private static Map<String, Set<String>> stateMap;

    static {
	stateMap = new HashMap<String, Set<String>>();

	Set<String> admittedSet = new HashSet<String>();
	admittedSet.add(CandidacySituationType.ADMITTED.toString());
	admittedSet.add(CandidacySituationType.REGISTERED.toString());
	admittedSet.add(CandidacySituationType.NOT_ADMITTED.toString());
	admittedSet.add(CandidacySituationType.SUBSTITUTE.toString());
	admittedSet.add(CandidacySituationType.CANCELLED.toString());
	stateMap.put(CandidacySituationType.ADMITTED.toString(), admittedSet);

	stateMap.put(CandidacySituationType.CANCELLED.toString(), new HashSet<String>());

	Set<String> notAdmitted = new HashSet<String>();
	notAdmitted.add(CandidacySituationType.ADMITTED.toString());
	notAdmitted.add(CandidacySituationType.NOT_ADMITTED.toString());
	notAdmitted.add(CandidacySituationType.SUBSTITUTE.toString());
	notAdmitted.add(CandidacySituationType.CANCELLED.toString());
	stateMap.put(CandidacySituationType.NOT_ADMITTED.toString(), notAdmitted);

	Set<String> preCandidacy = new HashSet<String>();
	preCandidacy.add(CandidacySituationType.STAND_BY.toString());
	preCandidacy.add(CandidacySituationType.CANCELLED.toString());
	stateMap.put(CandidacySituationType.PRE_CANDIDACY.toString(), preCandidacy);

	stateMap.put(CandidacySituationType.REGISTERED.toString(), new HashSet());

	Set<String> standBy = new HashSet<String>();
	standBy.add(CandidacySituationType.STAND_BY_FILLED_DATA.toString());
	standBy.add(CandidacySituationType.STAND_BY_CONFIRMED_DATA.toString());
	standBy.add(CandidacySituationType.CANCELLED.toString());
	stateMap.put(CandidacySituationType.STAND_BY.toString(), standBy);

	Set<String> standByConfirmedData = new HashSet<String>();
	standByConfirmedData.add(CandidacySituationType.ADMITTED.toString());
	standByConfirmedData.add(CandidacySituationType.NOT_ADMITTED.toString());
	standByConfirmedData.add(CandidacySituationType.SUBSTITUTE.toString());
	standByConfirmedData.add(CandidacySituationType.CANCELLED.toString());
	stateMap.put(CandidacySituationType.STAND_BY_CONFIRMED_DATA.toString(), standByConfirmedData);

	Set<String> standByFilledData = new HashSet<String>();
	standByFilledData.add(CandidacySituationType.STAND_BY_CONFIRMED_DATA.toString());
	standByFilledData.add(CandidacySituationType.ADMITTED.toString());
	standByFilledData.add(CandidacySituationType.STAND_BY.toString());
	stateMap.put(CandidacySituationType.STAND_BY_FILLED_DATA.toString(), standByFilledData);

	Set<String> substitute = new HashSet<String>();
	substitute.add(CandidacySituationType.ADMITTED.toString());
	substitute.add(CandidacySituationType.NOT_ADMITTED.toString());
	substitute.add(CandidacySituationType.SUBSTITUTE.toString());
	stateMap.put(CandidacySituationType.SUBSTITUTE.toString(), substitute);
    }

    public DFACandidacy(Person person, ExecutionDegree executionDegree) {
	super();
	init(person, executionDegree);

	new PreCandidacySituation(this);

	addCandidacyDocuments(new CandidacyDocument("curriculum.vitae"));
	addCandidacyDocuments(new CandidacyDocument("habilitation.certificate"));
	addCandidacyDocuments(new CandidacyDocument("second.habilitation.certificate"));
	addCandidacyDocuments(new CandidacyDocument("interest.letter"));

	final AdministrativeOffice administrativeOffice = AdministrativeOffice
		.readByAdministrativeOfficeType(AdministrativeOfficeType.MASTER_DEGREE);
	new DFACandidacyEvent(administrativeOffice, person, this);
	new DegreeCurricularPlanServiceAgreement(person, executionDegree.getDegreeCurricularPlan().getServiceAgreementTemplate());
    }

    public DFACandidacy(Person person, ExecutionDegree executionDegree, YearMonthDay startDate) {
	this(person, executionDegree);
	if (startDate != null) {
	    this.setStartDate(startDate);
	}

    }

    @Override
    public String getDescription() {
	return ResourceBundle.getBundle("resources.CandidateResources", Language.getLocale()).getString("label.dfaCandidacy")
		+ " - " + getExecutionDegree().getDegreeCurricularPlan().getName() + " - "
		+ getExecutionDegree().getExecutionYear().getYear();
    }

    @Override
    public Set<Operation> getOperations(CandidacySituation candidacySituation) {
	return new HashSet<Operation>();
    }

    @Override
    protected void moveToNextState(CandidacyOperationType candidacyOperationType, Person person) {
	// TODO Auto-generated method stub

    }

    public void cancelEvents() {
	for (Event event : getPerson().getEventsByEventType(EventType.CANDIDACY_ENROLMENT)) {
	    DFACandidacyEvent candidacyEvent = (DFACandidacyEvent) event;
	    if (candidacyEvent.getCandidacy() == this) {
		candidacyEvent.cancel(AccessControl.getPerson().getEmployee());
	    }
	}
    }

    @Override
    public Map<String, Set<String>> getStateMapping() {
	return stateMap;
    }

    @Override
    public String getDefaultState() {
	switch (this.getActiveCandidacySituation().getCandidacySituationType()) {
	case ADMITTED:
	    return CandidacySituationType.REGISTERED.toString();
	case PRE_CANDIDACY:
	    return CandidacySituationType.STAND_BY.toString();
	case STAND_BY:
	    return CandidacySituationType.STAND_BY_FILLED_DATA.toString();
	case STAND_BY_FILLED_DATA:
	    return CandidacySituationType.ADMITTED.toString();
	default:
	    return null;
	}
    }
}