/**
* Copyright © 2002 Instituto Superior Técnico
*
* This file is part of FenixEdu Academic.
*
* FenixEdu Academic is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* FenixEdu Academic is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with FenixEdu Academic. If not, see <http://www.gnu.org/licenses/>.
*/
package org.fenixedu.academic.ui.struts.action.student.enrollment;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.fenixedu.academic.domain.ExecutionSemester;
import org.fenixedu.academic.domain.StudentCurricularPlan;
import org.fenixedu.academic.domain.degree.DegreeType;
import org.fenixedu.academic.domain.degreeStructure.CycleType;
import org.fenixedu.academic.domain.exceptions.DomainException;
import org.fenixedu.academic.domain.student.Registration;
import org.fenixedu.academic.domain.student.Student;
import org.fenixedu.academic.domain.studentCurriculum.CycleCurriculumGroup;
import org.fenixedu.academic.domain.studentCurriculum.StudentCurricularPlanEnrolmentPreConditions;
import org.fenixedu.academic.domain.studentCurriculum.StudentCurricularPlanEnrolmentPreConditions.EnrolmentPreConditionResult;
import org.fenixedu.academic.dto.student.enrollment.bolonha.CycleEnrolmentBean;
import org.fenixedu.academic.predicate.IllegalDataAccessException;
import org.fenixedu.academic.service.services.exceptions.FenixServiceException;
import org.fenixedu.academic.service.services.student.enrolment.bolonha.EnrolInAffinityCycle;
import org.fenixedu.academic.ui.struts.action.base.FenixDispatchAction;
import org.fenixedu.academic.ui.struts.action.student.StudentApplication.StudentEnrollApp;
import org.fenixedu.bennu.struts.annotations.Forward;
import org.fenixedu.bennu.struts.annotations.Forwards;
import org.fenixedu.bennu.struts.annotations.Mapping;
import org.fenixedu.bennu.struts.portal.EntryPoint;
import org.fenixedu.bennu.struts.portal.StrutsFunctionality;
@StrutsFunctionality(app = StudentEnrollApp.class, path = "courses", titleKey = "link.student.enrollment")
@Mapping(module = "student", path = "/studentEnrollmentManagement")
@Forwards(value = {
@Forward(name = "notAuthorized", path = "/student/notAuthorized_bd.jsp"),
@Forward(name = "chooseRegistration", path = "/student/enrollment/chooseRegistration.jsp"),
@Forward(name = "choosePersonalDataAuthorizationChoice",
path = "/student/enrollment/choosePersonalDataAuthorizationChoice.jsp"),
@Forward(name = "proceedToEnrolment", path = "/student/bolonhaStudentEnrollment.do?method=showWelcome"),
@Forward(name = "showAffinityToEnrol", path = "/student/enrollment/bolonha/showAffinityToEnrol.jsp"),
@Forward(name = "selectAffinityToEnrol", path = "/student/enrollment/bolonha/selectAffinityToEnrol.jsp"),
@Forward(name = "enrollmentCannotProceed", path = "/student/enrollment/bolonha/enrollmentCannotProceed.jsp") })
public class StudentEnrollmentManagementDA extends FenixDispatchAction {
@EntryPoint
public ActionForward prepare(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) {
final Student student = getLoggedStudent(request);
if (!student.hasFilledAuthorizationInformationInCurrentExecutionYear()) {
request.setAttribute("student", student);
return mapping.findForward("choosePersonalDataAuthorizationChoice");
}
final List<Registration> registrationsToEnrol = getRegistrationsToEnrolByStudent(request);
if (registrationsToEnrol.size() == 1) {
final Registration registration = registrationsToEnrol.iterator().next();
return getActionForwardForRegistration(mapping, request, registration);
}
request.setAttribute("registrationsToEnrol", registrationsToEnrol);
request.setAttribute("registrationsToChooseSecondCycle", getRegistrationsToChooseSecondCycle(student));
return mapping.findForward("chooseRegistration");
}
// TODO: refactor this method
private List<Registration> getRegistrationsToChooseSecondCycle(final Student student) {
final List<Registration> result = new ArrayList<Registration>();
for (final Registration registration : student.getRegistrationsSet()) {
if (!registration.isBolonha() || !registration.isConcluded()) {
continue;
}
final StudentCurricularPlan studentCurricularPlan = registration.getLastStudentCurricularPlan();
if (studentCurricularPlan.getDegreeType() != DegreeType.BOLONHA_MASTER_DEGREE) {
final CycleCurriculumGroup firstCycle = studentCurricularPlan.getFirstCycle();
if (firstCycle != null && firstCycle.isConcluded()
&& !studentCurricularPlan.hasAnyActiveRegistrationWithFirstCycleAffinity()) {
result.add(registration);
}
}
}
return result;
}
private ActionForward getActionForwardForRegistration(ActionMapping mapping, HttpServletRequest request,
final Registration registration) {
final StudentCurricularPlan studentCurricularPlan = registration.getLastStudentCurricularPlan();
final ExecutionSemester executionSemester = ExecutionSemester.readActualExecutionSemester();
// ----------------------------------------------------------------------
// ---------------------------------------------
// TODO: refactor this code, should be more generic
// ----------------------------------------------------------------------
// ---------------------------------------------
if (!studentCurricularPlan.isActive() && !studentCurricularPlan.getRegistration().isConcluded()) {
request.setAttribute("registrationsToEnrol", Collections.singletonList(registration));
addActionMessage(request, "error.studentCurricularPlan.is.not.active.or.concluded");
return mapping.findForward("chooseRegistration");
}
if (studentCurricularPlan.getDegreeType() == DegreeType.BOLONHA_MASTER_DEGREE) {
request.setAttribute("registration", registration);
return mapping.findForward("proceedToEnrolment");
} else {
final CycleCurriculumGroup firstCycle = studentCurricularPlan.getFirstCycle();
if (firstCycle == null || !firstCycle.isConcluded()) {
request.setAttribute("registration", registration);
return mapping.findForward("proceedToEnrolment");
} else {
final CycleCurriculumGroup secondCycle = studentCurricularPlan.getSecondCycle();
if (secondCycle == null) {
return prepareSelectAffinityToEnrol(mapping, request, studentCurricularPlan, executionSemester);
} else if (secondCycle.isExternal()) {
final Student student = studentCurricularPlan.getRegistration().getStudent();
final Registration newRegistration =
student.getActiveRegistrationFor(secondCycle.getDegreeCurricularPlanOfDegreeModule());
if (newRegistration != null) {
request.setAttribute("registration", newRegistration);
return mapping.findForward("proceedToEnrolment");
}
return showAffinityToEnrol(mapping, request, studentCurricularPlan, executionSemester, secondCycle);
} else {
request.setAttribute("registration", registration);
return mapping.findForward("proceedToEnrolment");
}
}
}
// ----------------------------------------------------------------------
// ---------------------------------------------
// TODO: refactor this code, should be more generic
// ----------------------------------------------------------------------
// ---------------------------------------------
}
private ActionForward prepareSelectAffinityToEnrol(final ActionMapping mapping, final HttpServletRequest request,
final StudentCurricularPlan studentCurricularPlan, final ExecutionSemester executionSemester) {
if (!canContinueToEnrolment(request, studentCurricularPlan, executionSemester)) {
return mapping.findForward("enrollmentCannotProceed");
}
request.setAttribute("cycleEnrolmentBean", new CycleEnrolmentBean(studentCurricularPlan, executionSemester,
CycleType.FIRST_CYCLE, CycleType.SECOND_CYCLE));
return mapping.findForward("selectAffinityToEnrol");
}
private ActionForward showAffinityToEnrol(final ActionMapping mapping, final HttpServletRequest request,
final StudentCurricularPlan studentCurricularPlan, final ExecutionSemester executionSemester,
final CycleCurriculumGroup curriculumGroup) {
if (!canContinueToEnrolment(request, studentCurricularPlan, executionSemester)) {
return mapping.findForward("enrollmentCannotProceed");
}
request.setAttribute("cycleEnrolmentBean", new CycleEnrolmentBean(studentCurricularPlan, executionSemester,
curriculumGroup.getCycleCourseGroup()));
return mapping.findForward("showAffinityToEnrol");
}
public ActionForward showAffinityToEnrol(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
HttpServletResponse response) {
final CycleEnrolmentBean bean = getCycleEnrolmentBeanFromViewState();
if (!canContinueToEnrolment(request, bean.getStudentCurricularPlan(), bean.getExecutionPeriod())) {
return mapping.findForward("enrollmentCannotProceed");
}
request.setAttribute("cycleEnrolmentBean", bean);
return mapping.findForward("showAffinityToEnrol");
}
private boolean canContinueToEnrolment(final HttpServletRequest request, final StudentCurricularPlan studentCurricularPlan,
final ExecutionSemester executionSemester) {
final EnrolmentPreConditionResult result =
StudentCurricularPlanEnrolmentPreConditions.checkPreConditionsToEnrol(studentCurricularPlan, executionSemester);
if (!result.isValid()) {
addActionMessage(request, result.message(), result.args());
return false;
} else {
return true;
}
}
public ActionForward enrolInAffinityCycle(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
HttpServletResponse response) throws FenixServiceException {
final CycleEnrolmentBean cycleEnrolmentBean = getCycleEnrolmentBeanFromViewState();
try {
final Registration registration =
EnrolInAffinityCycle.run(getLoggedPerson(request), cycleEnrolmentBean.getStudentCurricularPlan(),
cycleEnrolmentBean.getCycleCourseGroupToEnrol(), cycleEnrolmentBean.getExecutionPeriod());
request.setAttribute("registration", registration);
} catch (final IllegalDataAccessException e) {
addActionMessage(request, "error.NotAuthorized");
request.setAttribute("cycleEnrolmentBean", cycleEnrolmentBean);
return mapping.findForward("showAffinityToEnrol");
} catch (final DomainException e) {
addActionMessage(request, e.getKey(), e.getArgs());
request.setAttribute("cycleEnrolmentBean", cycleEnrolmentBean);
return mapping.findForward("showAffinityToEnrol");
}
return mapping.findForward("proceedToEnrolment");
}
public ActionForward chooseRegistration(ActionMapping mapping, ActionForm form, HttpServletRequest request,
HttpServletResponse response) {
final Registration registration = getRegistration(request);
if (!registrationBelongsToRegistrationsToEnrol(request, registration)
&& !getRegistrationsToChooseSecondCycle(registration.getStudent()).contains(registration)) {
return mapping.findForward("notAuthorized");
}
return getActionForwardForRegistration(mapping, request, registration);
}
private boolean registrationBelongsToRegistrationsToEnrol(HttpServletRequest request, final Registration registration) {
return getRegistrationsToEnrolByStudent(request).contains(registration);
}
private Registration getRegistration(final HttpServletRequest request) {
return getRegistrationFrom(request, "registrationId");
}
private Registration getRegistrationFrom(final HttpServletRequest request, final String parameterName) {
return getDomainObject(request, parameterName);
}
public ActionForward choosePersonalDataAuthorizationChoice(ActionMapping mapping, ActionForm form,
HttpServletRequest request, HttpServletResponse response) {
return prepare(mapping, form, request, response);
}
private List<Registration> getRegistrationsToEnrolByStudent(final HttpServletRequest request) {
return getLoggedStudent(request).getRegistrationsToEnrolByStudent();
}
private Student getLoggedStudent(final HttpServletRequest request) {
return getLoggedPerson(request).getStudent();
}
private CycleEnrolmentBean getCycleEnrolmentBeanFromViewState() {
return getRenderedObject();
}
}