package net.sourceforge.fenixedu.applicationTier.Servico.manager;

import java.util.List;

import net.sourceforge.fenixedu.applicationTier.Service;
import net.sourceforge.fenixedu.applicationTier.Servico.exceptions.FenixServiceException;
import net.sourceforge.fenixedu.applicationTier.Servico.exceptions.NonExistingServiceException;
import net.sourceforge.fenixedu.dataTransferObject.InfoCurricularCourseEditor;
import net.sourceforge.fenixedu.domain.CurricularCourse;
import net.sourceforge.fenixedu.domain.DegreeCurricularPlan;
import net.sourceforge.fenixedu.domain.degreeStructure.CurricularStage;
import net.sourceforge.fenixedu.persistenceTier.ExcepcaoPersistencia;
import net.sourceforge.zas.metainfo.AccessControlled;

import org.apache.commons.collections.CollectionUtils;
import org.apache.commons.collections.Predicate;

public class InsertCurricularCourseAtDegreeCurricularPlan extends Service {

    @AccessControlled("MANAGER")
    public void run(InfoCurricularCourseEditor infoCurricularCourse) throws FenixServiceException,
	    ExcepcaoPersistencia {

	Integer degreeCurricularPlanId = infoCurricularCourse.getInfoDegreeCurricularPlan()
		.getIdInternal();
	DegreeCurricularPlan degreeCurricularPlan = rootDomainObject
		.readDegreeCurricularPlanByOID(degreeCurricularPlanId);
	if (degreeCurricularPlan == null)
	    throw new NonExistingServiceException();

	String name = infoCurricularCourse.getName();
	String nameEn = infoCurricularCourse.getNameEn();
	String code = infoCurricularCourse.getCode();
	final String acronym = infoCurricularCourse.getAcronym();

	List curricularCourses = null;
	curricularCourses = degreeCurricularPlan.getCurricularCourses();

	CurricularCourse cCourse = (CurricularCourse) CollectionUtils.find(curricularCourses,
		new Predicate() {

		    public boolean evaluate(Object arg0) {
			CurricularCourse curricularCourse = (CurricularCourse) arg0;
			if (acronym.equalsIgnoreCase(curricularCourse.getAcronym()))
			    return true;
			return false;
		    }
		});

	if (cCourse == null) {
	    CurricularCourse curricularCourse = degreeCurricularPlan.createCurricularCourse(name, code,
		    infoCurricularCourse.getAcronym(), infoCurricularCourse.getEnrollmentAllowed(),
		    CurricularStage.OLD);
	    curricularCourse.setBasic(infoCurricularCourse.getBasic());
	    curricularCourse.setMandatory(infoCurricularCourse.getMandatory());
	    curricularCourse.setNameEn(nameEn);
	    curricularCourse.setType(infoCurricularCourse.getType());
	    curricularCourse.setTheoreticalHours(infoCurricularCourse.getTheoreticalHours());
	    curricularCourse.setTheoPratHours(infoCurricularCourse.getTheoPratHours());
	    curricularCourse.setPraticalHours(infoCurricularCourse.getPraticalHours());
	    curricularCourse.setLabHours(infoCurricularCourse.getLabHours());
	    curricularCourse.setMaximumValueForAcumulatedEnrollments(infoCurricularCourse
		    .getMaximumValueForAcumulatedEnrollments());
	    curricularCourse.setMinimumValueForAcumulatedEnrollments(infoCurricularCourse
		    .getMinimumValueForAcumulatedEnrollments());
	    curricularCourse.setCredits(infoCurricularCourse.getCredits());
	    curricularCourse.setEctsCredits(infoCurricularCourse.getEctsCredits());
	    curricularCourse.setEnrollmentWeigth(infoCurricularCourse.getEnrollmentWeigth());
	    curricularCourse.setWeigth(infoCurricularCourse.getWeigth());
	    curricularCourse.setMandatoryEnrollment(infoCurricularCourse.getMandatoryEnrollment());
	    curricularCourse.setGradeScale(infoCurricularCourse.getGradeScale());
	} else {
	    throw new ExistingAcronymException();
	}
    }

    public class ExistingAcronymException extends FenixServiceException {

	public ExistingAcronymException() {
	}

	public ExistingAcronymException(String message) {
	    super(message);
	}

	public ExistingAcronymException(Throwable cause) {
	    super(cause);
	}

	public ExistingAcronymException(String message, Throwable cause) {
	    super(message, cause);
	}

	@Override
	public String toString() {
	    String result = "[ExistingAcronymException\n";
	    result += "message" + this.getMessage() + "\n";
	    result += "cause" + this.getCause() + "\n";
	    result += "]";
	    return result;
	}
    }

}