/*
 * Created on Nov 8, 2005
 *	by mrsp
 */
package net.sourceforge.fenixedu.domain.teacher;

import java.util.Date;

import net.sourceforge.fenixedu.domain.ExecutionSemester;
import net.sourceforge.fenixedu.domain.ProfessionalSituationType;
import net.sourceforge.fenixedu.domain.Teacher;

import org.joda.time.Interval;
import org.joda.time.PeriodType;
import org.joda.time.YearMonthDay;

public class TeacherServiceExemption extends TeacherServiceExemption_Base {

    public TeacherServiceExemption(Teacher teacher, YearMonthDay beginDate, YearMonthDay endDate, ProfessionalSituationType type,
	    String institution) {

	super();
	super.init(beginDate, endDate, type, null, teacher.getPerson().getEmployee(), null);
	setInstitution(institution);
    }

    public boolean isLongDuration() {
	Integer daysBetween = null;
	if (getEndDateYearMonthDay() != null) {
	    daysBetween = new Interval(getBeginDateYearMonthDay().toDateMidnight(), getEndDateYearMonthDay().toDateMidnight())
		    .toPeriod(PeriodType.days()).getDays();
	}
	return (daysBetween == null || daysBetween > 90);
    }

    public boolean isForCountInCredits() {
	return getSituationType().equals(ProfessionalSituationType.SABBATICAL)
		|| getSituationType().equals(ProfessionalSituationType.TEACHER_SERVICE_EXEMPTION_E_C_D_U)
		|| getSituationType().equals(ProfessionalSituationType.TEACHER_SERVICE_EXEMPTION_DL24_84_ART51_N6_EST_DISC)
		|| getSituationType().equals(ProfessionalSituationType.GRANT_OWNER_EQUIVALENCE_WITH_SALARY_SABBATICAL)
		|| getSituationType().equals(ProfessionalSituationType.GRANT_OWNER_EQUIVALENCE_WITH_SALARY_WITH_DEBITS)
		|| getSituationType().equals(ProfessionalSituationType.GRANT_OWNER_EQUIVALENCE_WITH_SALARY)
		|| getSituationType().equals(ProfessionalSituationType.GRANT_OWNER_EQUIVALENCE_WITH_SALARY_AND_SUBSIDY)
		|| getSituationType().equals(ProfessionalSituationType.GRANT_OWNER_EQUIVALENCE_WITHOUT_SALARY)
		|| getSituationType().equals(ProfessionalSituationType.SPECIAL_LICENCE_FOR_CHILD_ASSISTENCE);
    }

    public boolean isForCountInCreditsBecauseIsSabbaticalOrEquivalent() {
	return getSituationType().equals(ProfessionalSituationType.SABBATICAL)
		|| getSituationType().equals(ProfessionalSituationType.TEACHER_SERVICE_EXEMPTION_E_C_D_U)
		|| getSituationType().equals(ProfessionalSituationType.GRANT_OWNER_EQUIVALENCE_WITH_SALARY_SABBATICAL);
    }

    public boolean isForCountInCreditsButDontIsSabbatical(Teacher teacher, ExecutionSemester executionSemester) {

	if (isLongDuration() && !isForCountInCreditsBecauseIsSabbaticalOrEquivalent()) {

	    if (getSituationType().equals(ProfessionalSituationType.GRANT_OWNER_EQUIVALENCE_WITHOUT_SALARY)
		    || getSituationType().equals(ProfessionalSituationType.GRANT_OWNER_EQUIVALENCE_WITH_SALARY_WITH_DEBITS)
		    || getSituationType().equals(ProfessionalSituationType.TEACHER_SERVICE_EXEMPTION_DL24_84_ART51_N6_EST_DISC)
		    || getSituationType().equals(ProfessionalSituationType.SPECIAL_LICENCE_FOR_CHILD_ASSISTENCE)) {
		return true;
	    }

	    if (getSituationType().equals(ProfessionalSituationType.GRANT_OWNER_EQUIVALENCE_WITH_SALARY)
		    || getSituationType().equals(ProfessionalSituationType.GRANT_OWNER_EQUIVALENCE_WITH_SALARY_AND_SUBSIDY)) {
		Category teacherCategory = teacher.getCategoryForCreditsByPeriod(executionSemester);
		Category pax_category = Category.readCategoryByCodeAndNameInPT("PAX", "Professor Auxiliar");
		return (teacherCategory != null && pax_category != null && !teacherCategory.equals(pax_category) && !teacherCategory
			.isTeacherCategoryMostImportantThan(pax_category));
	    }
	}

	return false;
    }

    public boolean isMedicalSituation() {
	return getSituationType().equals(ProfessionalSituationType.MEDICAL_SITUATION)
		|| getSituationType().equals(ProfessionalSituationType.MATERNAL_LICENSE_WITH_SALARY_80PERCENT)
		|| getSituationType().equals(ProfessionalSituationType.MATERNAL_LICENSE)
		|| getSituationType().equals(ProfessionalSituationType.DANGER_MATERNAL_LICENSE)
		|| getSituationType().equals(ProfessionalSituationType.CHILDBIRTH_LICENSE);
    }

    @Override
    public boolean isTeacherServiceExemption() {
	return true;
    }

    @Deprecated
    public Date getStart() {
	return getBeginDate();
    }

    @Deprecated
    public Date getEnd() {
	return getEndDate();
    }

    public Teacher getTeacher() {
	return getEmployee().getPerson().getTeacher();
    }

    public ProfessionalSituationType getType() {
	return getSituationType();
    }

    public YearMonthDay getStartYearMonthDay() {
	return getBeginDateYearMonthDay();
    }

    public YearMonthDay getEndYearMonthDay() {
	return getEndDateYearMonthDay();
    }
}