/*
 * Created on 28/Jul/2003
 */
package net.sourceforge.fenixedu.presentationTier.Action.manager;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import net.sourceforge.fenixedu.applicationTier.Filtro.exception.FenixFilterException;
import net.sourceforge.fenixedu.applicationTier.Servico.exceptions.ExistingServiceException;
import net.sourceforge.fenixedu.applicationTier.Servico.exceptions.FenixServiceException;
import net.sourceforge.fenixedu.applicationTier.Servico.exceptions.NonExistingServiceException;
import net.sourceforge.fenixedu.applicationTier.Servico.manager.EditDegree;
import net.sourceforge.fenixedu.applicationTier.Servico.manager.ReadDegree;
import net.sourceforge.fenixedu.dataTransferObject.InfoDegree;
import net.sourceforge.fenixedu.domain.ExecutionYear;
import net.sourceforge.fenixedu.domain.GradeScale;
import net.sourceforge.fenixedu.domain.degree.DegreeType;
import net.sourceforge.fenixedu.presentationTier.Action.base.FenixDispatchAction;
import net.sourceforge.fenixedu.presentationTier.Action.exceptions.ExistingActionException;
import net.sourceforge.fenixedu.presentationTier.Action.exceptions.FenixActionException;
import net.sourceforge.fenixedu.presentationTier.Action.exceptions.NonExistingActionException;

import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.DynaActionForm;

/**
 * @author lmac1
 */

public class EditDegreeDispatchAction extends FenixDispatchAction {

    public ActionForward prepareEdit(ActionMapping mapping, ActionForm form, HttpServletRequest request,
	    HttpServletResponse response) throws FenixActionException, FenixFilterException {

	DynaActionForm readDegreeForm = (DynaActionForm) form;

	Integer degreeId = Integer.valueOf(request.getParameter("degreeId"));

	InfoDegree oldInfoDegree = null;

	try {
	    oldInfoDegree = ReadDegree.run(degreeId);

	} catch (NonExistingServiceException e) {
	    throw new NonExistingActionException("message.nonExistingDegree", mapping.findForward("readDegrees"));
	} catch (FenixServiceException fenixServiceException) {
	    throw new FenixActionException(fenixServiceException.getMessage());
	}

	DegreeType degreeType = (DegreeType) oldInfoDegree.getDegreeType();

	readDegreeForm.set("name", oldInfoDegree.getNome());
	readDegreeForm.set("code", oldInfoDegree.getSigla());
	readDegreeForm.set("nameEn", oldInfoDegree.getNameEn());
	readDegreeForm.set("degreeType", degreeType.toString());
	if (oldInfoDegree.getGradeScale() != null) {
	    readDegreeForm.set("gradeType", oldInfoDegree.getGradeScale().toString());
	}
	return mapping.findForward("editDegree");
    }

    public ActionForward edit(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response)
	    throws FenixActionException, FenixFilterException {

	DynaActionForm editDegreeForm = (DynaActionForm) form;
	Integer oldDegreeId = Integer.valueOf(request.getParameter("degreeId"));
	String code = (String) editDegreeForm.get("code");
	String name = (String) editDegreeForm.get("name");
	String nameEn = (String) editDegreeForm.get("nameEn");
	String degreeTypeInt = (String) editDegreeForm.get("degreeType");
	String gradeTypeString = (String) editDegreeForm.get("gradeType");

	DegreeType degreeType = DegreeType.valueOf(degreeTypeInt);
	GradeScale gradeScale = null;
	if (gradeTypeString != null && gradeTypeString.length() > 0) {
	    gradeScale = GradeScale.valueOf(gradeTypeString);
	}

	try {
	    EditDegree.run(oldDegreeId, code, name, nameEn, degreeType, gradeScale, ExecutionYear.readCurrentExecutionYear());

	} catch (NonExistingServiceException e) {
	    throw new NonExistingActionException("message.nonExistingDegree", mapping.findForward("readDegrees"));
	} catch (ExistingServiceException e) {
	    throw new ExistingActionException("message.manager.existing.degree");
	} catch (FenixServiceException fenixServiceException) {
	    throw new FenixActionException(fenixServiceException.getMessage());
	}
	return mapping.findForward("readDegree");
    }
}