/*
 * Created on 16/Ago/2003
 */
package net.sourceforge.fenixedu.presentationTier.Action.manager;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

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

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.manager.ReadCurricularCourseScopes;
import net.sourceforge.fenixedu.dataTransferObject.InfoCurricularCourse;
import net.sourceforge.fenixedu.dataTransferObject.InfoCurricularCourseScope;
import net.sourceforge.fenixedu.presentationTier.Action.base.FenixAction;
import net.sourceforge.fenixedu.presentationTier.Action.exceptions.FenixActionException;

import org.apache.commons.beanutils.BeanComparator;
import org.apache.commons.collections.comparators.ComparatorChain;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

import pt.ist.fenixWebFramework.security.UserView;

/**
 * @author Fernanda Quitério 28/10/2003
 * 
 */
public class ReadAllCurricularCourseScopesAction extends FenixAction {

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

	IUserView userView = UserView.getUser();
	Integer curricularCourseId = Integer.valueOf(request.getParameter("curricularCourseId"));
	Integer degreeId = Integer.valueOf(request.getParameter("degreeId"));
	Integer degreeCurricularPlanId = Integer.valueOf(request.getParameter("degreeCurricularPlanId"));
	request.setAttribute("curricularCourseId", curricularCourseId);
	request.setAttribute("degreeId", degreeId);
	request.setAttribute("degreeCurricularPlanId", degreeCurricularPlanId);

	List curricularCourseScopes = new ArrayList();
	try {
	    curricularCourseScopes = (List) ReadCurricularCourseScopes.run(curricularCourseId);

	} catch (FenixServiceException e) {
	    throw new FenixActionException(e);
	}
	if (curricularCourseScopes != null && !curricularCourseScopes.isEmpty()) {
	    ComparatorChain comparatorChain = new ComparatorChain();
	    comparatorChain.addComparator(new BeanComparator("beginDate.time"));
	    Collections.sort(curricularCourseScopes, comparatorChain);

	    InfoCurricularCourse infoCurricularCourse = ((InfoCurricularCourseScope) curricularCourseScopes.get(0))
		    .getInfoCurricularCourse();
	    request.setAttribute("infoCurricularCourse", infoCurricularCourse);
	}

	request.setAttribute("curricularCourseScopesList", curricularCourseScopes);
	return mapping.findForward("viewCurricularCourseScopes");
    }
}