/*
 * Created on 5/Ago/2003
 */
package net.sourceforge.fenixedu.presentationTier.Action.manager;

import net.sourceforge.fenixedu.applicationTier.Servico.manager.DeleteCurricularCoursesOfDegreeCurricularPlan;

import java.util.ArrayList;
import java.util.Arrays;
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.presentationTier.Action.base.FenixAction;
import net.sourceforge.fenixedu.presentationTier.Action.exceptions.FenixActionException;
import net.sourceforge.fenixedu.presentationTier.Action.resourceAllocationManager.utils.ServiceUtils;

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

import pt.ist.fenixWebFramework.security.UserView;

/**
 * @author lmac1
 */

public class DeleteCurricularCoursesAction extends FenixAction {

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

	IUserView userView = UserView.getUser();
	DynaActionForm deleteForm = (DynaActionForm) form;

	List curricularCoursesIds = Arrays.asList((Integer[]) deleteForm.get("internalIds"));

	List errorsList = new ArrayList();

	try {
	    errorsList = (List) DeleteCurricularCoursesOfDegreeCurricularPlan.run(curricularCoursesIds);
	} catch (FenixServiceException fenixServiceException) {
	    throw new FenixActionException(fenixServiceException.getMessage());
	}

	if (!errorsList.isEmpty()) {
	    int size = errorsList.size();
	    int count = 0;
	    String name, code;
	    ActionErrors actionErrors = new ActionErrors();
	    ActionError error = null;
	    while (count < size) {
		// Create an ACTION_ERROR for each CURRICULAR_COURSE
		name = (String) errorsList.get(count);
		code = (String) errorsList.get(count + 1);
		error = new ActionError("errors.invalid.delete.not.empty.curricular.course", name, code);
		actionErrors.add("errors.invalid.delete.not.empty.curricular.course", error);
		count = count + 2;
	    }
	    saveErrors(request, actionErrors);
	}
	return mapping.findForward("readDegreeCurricularPlan");
    }
}