/**
 * Project sop 
 * 
 * Package presentationTier.Action.sop
 * 
 * Created on 2/Apr/2003
 *
 */
package net.sourceforge.fenixedu.presentationTier.Action.publico;

import java.util.List;

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

import net.sourceforge.fenixedu.applicationTier.IUserView;
import net.sourceforge.fenixedu.applicationTier.Filtro.exception.FenixFilterException;
import net.sourceforge.fenixedu.applicationTier.Servico.exceptions.FenixServiceException;
import net.sourceforge.fenixedu.applicationTier.Servico.exceptions.NonExistingServiceException;
import net.sourceforge.fenixedu.dataTransferObject.InfoExamsMap;
import net.sourceforge.fenixedu.dataTransferObject.InfoExecutionDegree;
import net.sourceforge.fenixedu.dataTransferObject.InfoExecutionPeriod;
import net.sourceforge.fenixedu.presentationTier.Action.base.FenixContextDispatchAction;
import net.sourceforge.fenixedu.presentationTier.Action.exceptions.FenixActionException;
import net.sourceforge.fenixedu.presentationTier.Action.sop.utils.ServiceUtils;
import net.sourceforge.fenixedu.presentationTier.Action.sop.utils.SessionConstants;

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

/**
 * @author Luis Cruz & Sara Ribeiro
 */
public class ViewExamsMapDANew extends FenixContextDispatchAction {

    public ActionForward view(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws FenixActionException, FenixServiceException, FenixFilterException {
        final HttpSession session = request.getSession(true);

        if (session != null) {
            // inEnglish
            Boolean inEnglish = getFromRequestBoolean("inEnglish", request);
            request.setAttribute("inEnglish", inEnglish);

            // index
            Integer index = getFromRequest("index", request);
            request.setAttribute("index", index);
            
            // degreeID
            Integer degreeId = getFromRequest("degreeID", request);
            request.setAttribute("degreeID", degreeId);

            // degreeCurricularPlanID
            Integer degreeCurricularPlanId = getFromRequest("degreeCurricularPlanID", request);
            request.setAttribute("degreeCurricularPlanID", degreeCurricularPlanId);

            // curricularYearList
            List<Integer> curricularYears = (List<Integer>) request.getAttribute("curricularYearList");
            if (curricularYears == null) {
                curricularYears = rootDomainObject.readDegreeByOID(degreeId).buildFullCurricularYearList();
            }
            request.setAttribute("curricularYearList", curricularYears);
            
            // lista
            List lista = (List) request.getAttribute("lista");
            request.setAttribute("lista", lista);

            // SessionConstants.EXECUTION_DEGREE, infoDegreeCurricularPlan
            InfoExecutionDegree infoExecutionDegree = (InfoExecutionDegree) request.getAttribute(SessionConstants.EXECUTION_DEGREE);
            request.setAttribute(SessionConstants.EXECUTION_DEGREE, infoExecutionDegree);
            if (infoExecutionDegree == null) {
                request.setAttribute("infoDegreeCurricularPlan", "");
            } else {
                request.setAttribute("infoDegreeCurricularPlan", infoExecutionDegree.getInfoDegreeCurricularPlan());
            }

            // indice
            Integer indice = getFromRequest("indice", request);
            request.setAttribute("indice", indice);

            // SessionConstants.EXECUTION_PERIOD, SessionConstants.EXECUTION_PERIOD_OID
            InfoExecutionPeriod infoExecutionPeriod = (InfoExecutionPeriod) request.getAttribute(SessionConstants.EXECUTION_PERIOD);
            request.setAttribute(SessionConstants.EXECUTION_PERIOD, infoExecutionPeriod);
            request.setAttribute(SessionConstants.EXECUTION_PERIOD_OID, infoExecutionPeriod.getIdInternal().toString());

            // executionDegreeID
            Integer executionDegreeId = getFromRequest("executionDegreeID", request);
            request.setAttribute("executionDegreeID", executionDegreeId);

            // SessionConstants.INFO_EXAMS_MAP
            request.removeAttribute(SessionConstants.INFO_EXAMS_MAP);
            try {
                final IUserView userView = (IUserView) request.getSession().getAttribute(SessionConstants.U_VIEW);
                final Object[] args = { infoExecutionDegree, curricularYears, infoExecutionPeriod };
                final InfoExamsMap infoExamsMap = (InfoExamsMap) ServiceUtils.executeService(userView, "ReadFilteredExamsMap", args);
                request.setAttribute(SessionConstants.INFO_EXAMS_MAP, infoExamsMap);
            } catch (NonExistingServiceException e) {
                return mapping.findForward("viewExamsMap");
            }
        }

        return mapping.findForward("viewExamsMap");
    }

}