package net.sourceforge.fenixedu.presentationTier.Action.manager;

import java.util.List;

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

import net.sourceforge.fenixedu.domain.Person;
import net.sourceforge.fenixedu.domain.PersonInformationLog;
import net.sourceforge.fenixedu.domain.Qualification;
import net.sourceforge.fenixedu.presentationTier.Action.base.FenixDispatchAction;

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

import pt.ist.fenixWebFramework.services.Service;
import pt.ist.fenixWebFramework.struts.annotations.Forward;
import pt.ist.fenixWebFramework.struts.annotations.Forwards;
import pt.ist.fenixWebFramework.struts.annotations.Mapping;
import pt.ist.fenixframework.pstm.AbstractDomainObject;

@Mapping(path = "/qualification", module = "manager")
@Forwards({ @Forward(name = "showQualifications", path = "/manager/qualifications/showQualifications.jsp"),
        @Forward(name = "qualification", path = "/manager/qualifications/qualification.jsp"),
        @Forward(name = "viewPerson", path = "/manager/personManagement/viewPerson.jsp"),
        @Forward(name = "viewStudentLogChanges", path = "/manager/personManagement/viewStudentLogChanges.jsp") })
public class QualificationDA extends FenixDispatchAction {

    public ActionForward showQualifications(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
            HttpServletResponse response) throws Exception {
        setAttributePerson(request);
        return mapping.findForward("showQualifications");
    }

    public ActionForward prepareCreateQualification(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
            HttpServletResponse response) throws Exception {
        setAttributePerson(request);
        return mapping.findForward("qualification");
    }

    public ActionForward prepareEditQualification(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
            HttpServletResponse response) throws Exception {
        Qualification qualification = getQualificationFromParameter(request);
        request.setAttribute("qualification", qualification);
        setAttributePerson(request);
        return mapping.findForward("qualification");
    }

    @Service
    public ActionForward deleteQualification(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
            HttpServletResponse response) throws Exception {
        Qualification qualification = getQualificationFromParameter(request);
        qualification.delete();
        return backToShowQualifications(mapping, actionForm, request, response);
    }

    public ActionForward backToShowQualifications(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
            HttpServletResponse response) throws Exception {
        setAttributePerson(request);
        return mapping.findForward("showQualifications");
    }

    public ActionForward backToViewPerson(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
            HttpServletResponse response) throws Exception {
        setAttributePerson(request);
        return mapping.findForward("viewPerson");
    }

    protected Person getPersonSelectedFromParameter(HttpServletRequest request) {
        String personIDString = request.getParameter("personID");
        return AbstractDomainObject.fromExternalId(personIDString);

    }

    protected Qualification getQualificationFromParameter(HttpServletRequest request) {
        String qualificationIDString = request.getParameter("qualificationId");
        return AbstractDomainObject.fromExternalId(qualificationIDString);
    }

    private void setAttributePerson(HttpServletRequest request) {
        Person person = getPersonSelectedFromParameter(request);
        request.setAttribute("person", person);
    }

    public ActionForward viewStudentLog(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
            HttpServletResponse response) {
        Person person = getPersonSelectedFromParameter(request);

        List<PersonInformationLog> logsList = person.getPersonInformationLogs();
        request.setAttribute("person", person);
        request.setAttribute("logsList", logsList);
        return mapping.findForward("viewStudentLogChanges");
    }
}