/**
* 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.faces.bean.student;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Comparator;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.TreeSet;
import javax.faces.event.ValueChangeEvent;
import javax.faces.model.SelectItem;
import org.apache.struts.util.MessageResources;
import org.fenixedu.academic.domain.Attends;
import org.fenixedu.academic.domain.DegreeCurricularPlan;
import org.fenixedu.academic.domain.Evaluation;
import org.fenixedu.academic.domain.Exam;
import org.fenixedu.academic.domain.ExecutionCourse;
import org.fenixedu.academic.domain.ExecutionDegree;
import org.fenixedu.academic.domain.ExecutionSemester;
import org.fenixedu.academic.domain.ExecutionYear;
import org.fenixedu.academic.domain.Person;
import org.fenixedu.academic.domain.Project;
import org.fenixedu.academic.domain.StudentCurricularPlan;
import org.fenixedu.academic.domain.WrittenEvaluation;
import org.fenixedu.academic.domain.WrittenTest;
import org.fenixedu.academic.domain.student.Registration;
import org.fenixedu.academic.ui.faces.bean.base.FenixBackingBean;
import org.fenixedu.academic.ui.faces.components.util.CalendarLink;
import org.fenixedu.academic.util.Bundle;
import org.fenixedu.academic.util.PeriodState;
import org.fenixedu.commons.i18n.I18N;
public class StudentCalendarBackingBean extends FenixBackingBean {
private static final DateFormat hourFormat = new SimpleDateFormat("HH:mm");
private static final MessageResources messages = MessageResources.getMessageResources(Bundle.STUDENT);
private static final Comparator<ExecutionCourse> executionCourseComparator = new Comparator<ExecutionCourse>() {
@Override
public int compare(ExecutionCourse o1, ExecutionCourse o2) {
return o1.getNome().compareTo(o2.getNome());
}
};
private Collection<ExecutionSemester> executionSemesters;
private Collection<ExecutionCourse> executionCourses;
private ExecutionSemester executionSemester;
private Registration registration;
boolean setExecutionCourse = true;
private String evaluationTypeClassname;
protected Person getPerson() {
return getUserView() == null ? null : getUserView().getPerson();
}
public Collection<ExecutionSemester> getExecutionPeriods() {
if (executionSemesters == null) {
final Registration registration = getStudent();
executionSemesters = new TreeSet<ExecutionSemester>(ExecutionSemester.COMPARATOR_BY_SEMESTER_AND_YEAR);
if (registration != null) {
for (final Attends attends : registration.getAssociatedAttendsSet()) {
executionSemesters.add(attends.getExecutionCourse().getExecutionPeriod());
}
}
}
return executionSemesters;
}
public Collection<ExecutionCourse> getExecutionCourses() {
final ExecutionSemester executionSemester = getExecutionPeriod();
if (executionCourses == null
|| (!executionCourses.isEmpty() && executionSemester != executionCourses.iterator().next().getExecutionPeriod())) {
final Registration registration = getStudent();
executionCourses = new TreeSet<ExecutionCourse>(executionCourseComparator);
if (registration != null) {
for (final Attends attends : registration.getAssociatedAttendsSet()) {
final ExecutionCourse executionCourse = attends.getExecutionCourse();
if (executionCourse.getExecutionPeriod() == executionSemester) {
executionCourses.add(executionCourse);
}
}
}
}
return executionCourses;
}
public ExecutionSemester getExecutionPeriod() {
final String executionPeriodID = getExecutionPeriodID();
if (executionSemester == null || !executionPeriodID.equals(executionSemester.getExternalId())) {
final Collection<ExecutionSemester> executionSemesters = getExecutionPeriods();
if (executionSemesters != null) {
for (final ExecutionSemester executionSemester : executionSemesters) {
if (executionSemester.getExternalId().equals(executionPeriodID)) {
this.executionSemester = executionSemester;
break;
}
}
}
}
return executionSemester;
}
public List<SelectItem> getRegistrationsSelectItems() {
final List<SelectItem> result = new ArrayList<SelectItem>();
for (final Registration registration : getPerson().getStudent().getActiveRegistrations()) {
result.add(new SelectItem(registration.getExternalId(), registration.getDegreeNameWithDegreeCurricularPlanName()));
}
if (!result.isEmpty()) {
setRegistrationID(getPerson().getStudent().getLastActiveRegistration().getExternalId());
}
return result;
}
public String getRegistrationID() {
return (String) getViewState().getAttribute("registrationID");
}
public void setRegistrationID(String registrationID) {
getViewState().setAttribute("registrationID", registrationID);
}
public Registration getStudent() {
if (registration == null) {
for (final Registration activeRegistration : getPerson().getStudent().getActiveRegistrations()) {
if (activeRegistration.getExternalId().equals(getRegistrationID())) {
registration = activeRegistration;
break;
}
}
}
return registration;
}
public Date getCalendarStartDate() {
final ExecutionSemester executionSemester = getExecutionPeriod();
final String evaluationTypeClassname = getEvaluationTypeClassname();
final Registration registration = getStudent();
final StudentCurricularPlan studentCurricularPlan =
(registration != null) ? registration.getActiveStudentCurricularPlan() : null;
final DegreeCurricularPlan degreeCurricularPlan =
(studentCurricularPlan != null) ? studentCurricularPlan.getDegreeCurricularPlan() : null;
final ExecutionDegree executionDegree = findExecutinDegree(degreeCurricularPlan, executionSemester);
if (evaluationTypeClassname == null || evaluationTypeClassname.length() == 0 || executionDegree == null) {
if (executionDegree != null && executionSemester.getSemester().intValue() == 1
&& executionDegree.getPeriodLessonsFirstSemester() != null) {
return executionDegree.getPeriodLessonsFirstSemester().getStart();
} else if (executionDegree != null && executionSemester.getSemester().intValue() == 2
&& executionDegree.getPeriodLessonsSecondSemester() != null) {
return executionDegree.getPeriodLessonsSecondSemester().getStart();
} else if (executionSemester != null) {
return executionSemester.getBeginDate();
}
} else {
if (evaluationTypeClassname.equals(Exam.class.getName())) {
if (executionSemester.getSemester().intValue() == 1) {
return executionDegree.getPeriodExamsFirstSemester().getStart();
} else if (executionSemester.getSemester().intValue() == 2) {
return executionDegree.getPeriodExamsSecondSemester().getStart();
}
} else if (evaluationTypeClassname.equals(WrittenTest.class.getName())) {
if (executionSemester.getSemester().intValue() == 1) {
return executionDegree.getPeriodLessonsFirstSemester().getStart();
} else if (executionSemester.getSemester().intValue() == 2) {
return executionDegree.getPeriodLessonsSecondSemester().getStart();
}
} else if (evaluationTypeClassname.equals(WrittenTest.class.getName())
|| evaluationTypeClassname.equals(Project.class.getName())) {
if (executionSemester.getSemester().intValue() == 1) {
return executionDegree.getPeriodLessonsFirstSemester().getStart();
} else if (executionSemester.getSemester().intValue() == 2) {
return executionDegree.getPeriodLessonsSecondSemester().getStart();
}
}
}
return null;
}
public Date getCalendarEndDate() {
final ExecutionSemester executionSemester = getExecutionPeriod();
final String evaluationTypeClassname = getEvaluationTypeClassname();
final StudentCurricularPlan studentCurricularPlan = getStudent().getActiveStudentCurricularPlan();
final DegreeCurricularPlan degreeCurricularPlan =
(studentCurricularPlan != null) ? studentCurricularPlan.getDegreeCurricularPlan() : null;
final ExecutionDegree executionDegree = findExecutinDegree(degreeCurricularPlan, executionSemester);
if (evaluationTypeClassname == null || evaluationTypeClassname.length() == 0 || executionDegree == null) {
if (executionDegree != null && executionSemester.getSemester().intValue() == 1
&& executionDegree.getPeriodExamsFirstSemester() != null) {
return executionDegree.getPeriodExamsFirstSemester().getEnd();
} else if (executionDegree != null && executionSemester.getSemester().intValue() == 2
&& executionDegree.getPeriodExamsSecondSemester() != null) {
return executionDegree.getPeriodExamsSecondSemester().getEnd();
} else if (executionSemester != null) {
return executionSemester.getEndDate();
}
} else {
if (evaluationTypeClassname.equals(Exam.class.getName())) {
if (executionSemester.getSemester().intValue() == 1) {
return executionDegree.getPeriodExamsFirstSemester().getEnd();
} else if (executionSemester.getSemester().intValue() == 2) {
return executionDegree.getPeriodExamsSecondSemester().getEnd();
}
} else if (evaluationTypeClassname.equals(WrittenTest.class.getName())
|| evaluationTypeClassname.equals(Project.class.getName())) {
if (executionSemester.getSemester().intValue() == 1) {
return executionDegree.getPeriodLessonsFirstSemester().getEnd();
} else if (executionSemester.getSemester().intValue() == 2) {
return executionDegree.getPeriodLessonsSecondSemester().getEnd();
}
}
}
return null;
}
private ExecutionDegree findExecutinDegree(final DegreeCurricularPlan degreeCurricularPlan,
final ExecutionSemester executionSemester) {
if (degreeCurricularPlan != null) {
for (final ExecutionDegree executionDegree : degreeCurricularPlan.getExecutionDegreesSet()) {
if (executionSemester != null && executionDegree.getExecutionYear() == executionSemester.getExecutionYear()) {
return executionDegree;
}
}
}
return null;
}
public List<CalendarLink> getCalendarLinks() {
List<CalendarLink> calendarLinks = new ArrayList<CalendarLink>();
final ExecutionSemester executionSemester = getExecutionPeriod();
final Registration registration = getStudent();
for (final Attends attends : registration.getAssociatedAttendsSet()) {
final ExecutionCourse executionCourse = attends.getExecutionCourse();
if (executionCourse.getExecutionPeriod() == executionSemester
&& (getExecutionCourseID() == null || getExecutionCourseID().equals(executionCourse.getExternalId()))) {
for (final Evaluation evaluation : executionCourse.getAssociatedEvaluationsSet()) {
if (evaluation instanceof WrittenEvaluation) {
if (evaluation instanceof Exam) {
final Exam exam = (Exam) evaluation;
if (!exam.isExamsMapPublished()) {
continue;
}
}
final WrittenEvaluation writtenEvaluation = (WrittenEvaluation) evaluation;
final String evaluationTypeClassname = getEvaluationTypeClassname();
if (evaluationTypeClassname == null || evaluationTypeClassname.length() == 0
|| evaluationTypeClassname.equals(writtenEvaluation.getClass().getName())) {
CalendarLink calendarLink = new CalendarLink(executionCourse, writtenEvaluation, I18N.getLocale());
calendarLinks.add(calendarLink);
calendarLink.setLinkParameters(constructLinkParameters(executionCourse));
}
} else if (evaluation instanceof Project) {
final Project project = (Project) evaluation;
final String evaluationTypeClassname = getEvaluationTypeClassname();
if (evaluationTypeClassname == null || evaluationTypeClassname.length() == 0
|| evaluationTypeClassname.equals(project.getClass().getName())) {
CalendarLink calendarLinkBegin = new CalendarLink();
calendarLinks.add(calendarLinkBegin);
calendarLinkBegin.setObjectOccurrence(project.getBegin());
calendarLinkBegin.setObjectLinkLabel(constructCalendarPresentation(executionCourse, project,
project.getBegin(), messages.getMessage("label.evaluation.project.begin")));
calendarLinkBegin.setLinkParameters(constructLinkParameters(executionCourse));
CalendarLink calendarLinkEnd = new CalendarLink();
calendarLinks.add(calendarLinkEnd);
calendarLinkEnd.setObjectOccurrence(project.getEnd());
calendarLinkEnd.setObjectLinkLabel(constructCalendarPresentation(executionCourse, project,
project.getEnd(), messages.getMessage("label.evaluation.project.end")));
calendarLinkEnd.setLinkParameters(constructLinkParameters(executionCourse));
}
}
}
}
}
return calendarLinks;
}
public List<SelectItem> getExecutionPeriodSelectItems() {
final List<SelectItem> executionPeriodSelectItems = new ArrayList<SelectItem>();
for (final ExecutionSemester executionSemester : getExecutionPeriods()) {
if (executionSemester.getState() != PeriodState.NOT_OPEN) {
final ExecutionYear executionYear = executionSemester.getExecutionYear();
executionPeriodSelectItems.add(new SelectItem(executionSemester.getExternalId(), executionSemester.getName()
+ " " + executionYear.getYear()));
}
}
return executionPeriodSelectItems;
}
public List<SelectItem> getExecutionCourseSelectItems() {
final List<SelectItem> executionPeriodSelectItems = new ArrayList<SelectItem>();
for (final ExecutionCourse executionCourse : getExecutionCourses()) {
executionPeriodSelectItems.add(new SelectItem(executionCourse.getExternalId(), executionCourse.getNome()));
}
return executionPeriodSelectItems;
}
private Map<String, String> constructLinkParameters(final ExecutionCourse executionCourse) {
final Map<String, String> linkParameters = new HashMap<String, String>();
linkParameters.put("method", "evaluations");
linkParameters.put("executionPeriodOID", executionCourse.getExecutionPeriod().getExternalId().toString());
linkParameters.put("executionCourseID", executionCourse.getExternalId().toString());
return linkParameters;
}
private String constructCalendarPresentation(final ExecutionCourse executionCourse, final Project project, final Date time,
final String tail) {
final StringBuilder stringBuilder = new StringBuilder();
stringBuilder.append(messages.getMessage("label.evaluation.shortname.project"));
stringBuilder.append(" ");
stringBuilder.append(executionCourse.getSigla());
stringBuilder.append(" (");
stringBuilder.append(hourFormat.format(time));
stringBuilder.append(") ");
stringBuilder.append(tail);
return stringBuilder.toString();
}
private String constructCalendarPresentation(final ExecutionCourse executionCourse, final WrittenEvaluation writtenEvaluation) {
final StringBuilder stringBuilder = new StringBuilder();
if (writtenEvaluation instanceof WrittenTest) {
stringBuilder.append(messages.getMessage("label.evaluation.shortname.test"));
} else if (writtenEvaluation instanceof Exam) {
stringBuilder.append(messages.getMessage("label.evaluation.shortname.exam"));
}
stringBuilder.append(" ");
stringBuilder.append(executionCourse.getSigla());
stringBuilder.append(" (");
stringBuilder.append(hourFormat.format(writtenEvaluation.getBeginningDate()));
stringBuilder.append(")");
return stringBuilder.toString();
}
public String getApplicationContext() {
return getRequest().getContextPath();
}
public String getExecutionPeriodID() {
if (getViewState().getAttribute("executionPeriodID") == null) {
final Collection<ExecutionSemester> executionSemesters = getExecutionPeriods();
if (executionSemesters != null) {
for (final ExecutionSemester executionSemester : executionSemesters) {
if (executionSemester.getState().equals(PeriodState.CURRENT)) {
setExecutionPeriodID(executionSemester.getExternalId());
break;
}
}
}
}
return (String) getViewState().getAttribute("executionPeriodID");
}
public void setExecutionPeriodID(String executionPeriodID) {
getViewState().setAttribute("executionPeriodID", executionPeriodID);
}
public String getExecutionCourseID() {
return (String) getViewState().getAttribute("executionCourseID");
}
public void setExecutionCourseID(String executionCourseID) {
if (setExecutionCourse) {
getViewState().setAttribute("executionCourseID", executionCourseID);
}
}
public String getEvaluationTypeClassname() {
return evaluationTypeClassname;
}
public void setEvaluationTypeClassname(final String evaluationTypeClassname) {
this.evaluationTypeClassname = evaluationTypeClassname;
}
public void resetExecutionCourses(ValueChangeEvent event) {
getViewState().removeAttribute("executionCourseID");
setExecutionCourse = false;
this.executionCourses = null;
}
public void resetExecutionCourse(ValueChangeEvent event) {
if (event.getNewValue() == null) {
getViewState().removeAttribute("executionCourseID");
}
}
}