package fi.otavanopisto.pyramus.views.projects;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import net.sf.json.JSONArray;
import net.sf.json.JSONObject;
import org.apache.commons.lang.StringEscapeUtils;
import org.apache.commons.lang3.StringUtils;
import fi.internetix.smvc.controllers.PageRequestContext;
import fi.otavanopisto.pyramus.I18N.Messages;
import fi.otavanopisto.pyramus.breadcrumbs.Breadcrumbable;
import fi.otavanopisto.pyramus.dao.DAOFactory;
import fi.otavanopisto.pyramus.dao.base.AcademicTermDAO;
import fi.otavanopisto.pyramus.dao.base.EducationalTimeUnitDAO;
import fi.otavanopisto.pyramus.dao.courses.CourseStudentDAO;
import fi.otavanopisto.pyramus.dao.grading.CourseAssessmentDAO;
import fi.otavanopisto.pyramus.dao.grading.CreditLinkDAO;
import fi.otavanopisto.pyramus.dao.grading.GradingScaleDAO;
import fi.otavanopisto.pyramus.dao.grading.ProjectAssessmentDAO;
import fi.otavanopisto.pyramus.dao.grading.TransferCreditDAO;
import fi.otavanopisto.pyramus.dao.projects.StudentProjectDAO;
import fi.otavanopisto.pyramus.dao.projects.StudentProjectModuleDAO;
import fi.otavanopisto.pyramus.dao.students.StudentDAO;
import fi.otavanopisto.pyramus.dao.users.StaffMemberDAO;
import fi.otavanopisto.pyramus.domainmodel.base.AcademicTerm;
import fi.otavanopisto.pyramus.domainmodel.base.EducationalTimeUnit;
import fi.otavanopisto.pyramus.domainmodel.base.Tag;
import fi.otavanopisto.pyramus.domainmodel.courses.CourseStudent;
import fi.otavanopisto.pyramus.domainmodel.grading.CourseAssessment;
import fi.otavanopisto.pyramus.domainmodel.grading.CreditLink;
import fi.otavanopisto.pyramus.domainmodel.grading.Grade;
import fi.otavanopisto.pyramus.domainmodel.grading.GradingScale;
import fi.otavanopisto.pyramus.domainmodel.grading.ProjectAssessment;
import fi.otavanopisto.pyramus.domainmodel.grading.TransferCredit;
import fi.otavanopisto.pyramus.domainmodel.projects.StudentProject;
import fi.otavanopisto.pyramus.domainmodel.projects.StudentProjectModule;
import fi.otavanopisto.pyramus.domainmodel.students.Student;
import fi.otavanopisto.pyramus.domainmodel.users.Role;
import fi.otavanopisto.pyramus.framework.PyramusViewController;
import fi.otavanopisto.pyramus.framework.UserRole;
import fi.otavanopisto.pyramus.util.StringAttributeComparator;
/**
* The controller responsible of the Edit Student Project view of the application.
*/
public class EditStudentProjectViewController extends PyramusViewController implements Breadcrumbable {
/**
* Processes the page request by including the corresponding JSP page to the response.
*
* @param pageRequestContext Page request context
*/
public void process(PageRequestContext pageRequestContext) {
StaffMemberDAO userDAO = DAOFactory.getInstance().getStaffMemberDAO();
StudentDAO studentDAO = DAOFactory.getInstance().getStudentDAO();
CourseStudentDAO courseStudentDAO = DAOFactory.getInstance().getCourseStudentDAO();
StudentProjectDAO studentProjectDAO = DAOFactory.getInstance().getStudentProjectDAO();
StudentProjectModuleDAO studentProjectModuleDAO = DAOFactory.getInstance().getStudentProjectModuleDAO();
GradingScaleDAO gradingScaleDAO = DAOFactory.getInstance().getGradingScaleDAO();
ProjectAssessmentDAO projectAssessmentDAO = DAOFactory.getInstance().getProjectAssessmentDAO();
AcademicTermDAO academicTermDAO = DAOFactory.getInstance().getAcademicTermDAO();
EducationalTimeUnitDAO educationalTimeUnitDAO = DAOFactory.getInstance().getEducationalTimeUnitDAO();
CreditLinkDAO creditLinkDAO = DAOFactory.getInstance().getCreditLinkDAO();
CourseAssessmentDAO courseAssessmentDAO = DAOFactory.getInstance().getCourseAssessmentDAO();
TransferCreditDAO transferCreditDAO = DAOFactory.getInstance().getTransferCreditDAO();
Long studentProjectId = pageRequestContext.getLong("studentproject");
List<GradingScale> gradingScales = gradingScaleDAO.listUnarchived();
StudentProject studentProject = studentProjectDAO.findById(studentProjectId);
List<StudentProjectModule> studentProjectModules = studentProjectModuleDAO.listByStudentProject(studentProject);
List<CourseStudent> courseStudents = courseStudentDAO.listByStudent(studentProject.getStudent());
List<CourseAssessment> allStudentCourseAssessments = courseAssessmentDAO.listByStudent(studentProject.getStudent());
List<TransferCredit> allStudentTransferCredits = transferCreditDAO.listByStudent(studentProject.getStudent());
List<CreditLink> allStudentCreditLinks = creditLinkDAO.listByStudent(studentProject.getStudent());
JSONArray studentProjectModulesJSON = new JSONArray();
JSONArray courseStudentsJSON = new JSONArray();
for (CreditLink creditLink : allStudentCreditLinks) {
switch (creditLink.getCredit().getCreditType()) {
case CourseAssessment:
allStudentCourseAssessments.add((CourseAssessment) creditLink.getCredit());
break;
case TransferCredit:
allStudentTransferCredits.add((TransferCredit) creditLink.getCredit());
break;
}
}
Collections.sort(studentProjectModules, new Comparator<StudentProjectModule>() {
@Override
public int compare(StudentProjectModule o1, StudentProjectModule o2) {
return o1.getModule().getName().compareTo(o2.getModule().getName());
}
});
for (StudentProjectModule studentProjectModule : studentProjectModules) {
JSONArray moduleCourseStudents = new JSONArray();
JSONArray moduleCredits = new JSONArray();
boolean hasPassingGrade = false;
List<CourseStudent> projectCourseCourseStudents = courseStudentDAO.listByModuleAndStudent(studentProjectModule.getModule(), studentProject.getStudent());
for (CourseStudent courseStudent : projectCourseCourseStudents) {
JSONObject courseStudentJson = new JSONObject();
courseStudentJson.put("courseStudentParticipationType", courseStudent.getParticipationType().getName());
// courseStudents.remove(courseStudent);
moduleCourseStudents.add(courseStudentJson);
}
for (CourseAssessment assessment : allStudentCourseAssessments) {
if (assessment.getCourseStudent().getCourse().getModule().getId().equals(studentProjectModule.getModule().getId())) {
if (assessment.getGrade() != null) {
JSONObject courseAssessment = new JSONObject();
courseAssessment.put("creditType", assessment.getCreditType().toString());
courseAssessment.put("courseName", assessment.getCourseStudent().getCourse().getName());
courseAssessment.put("gradeName", assessment.getGrade().getName());
moduleCredits.add(courseAssessment);
hasPassingGrade = hasPassingGrade || assessment.getGrade().getPassingGrade();
}
}
}
if ((studentProjectModule.getModule().getCourseNumber() != null) && (studentProjectModule.getModule().getCourseNumber() != -1) && (studentProjectModule.getModule().getSubject() != null)) {
for (TransferCredit tc : allStudentTransferCredits) {
if ((tc.getCourseNumber() != null) && (tc.getCourseNumber() != -1) && (tc.getSubject() != null)) {
if (tc.getCourseNumber().equals(studentProjectModule.getModule().getCourseNumber()) && tc.getSubject().equals(studentProjectModule.getModule().getSubject())) {
if (tc.getGrade() != null) {
JSONObject transferCredit = new JSONObject();
transferCredit.put("creditType", tc.getCreditType().toString());
transferCredit.put("courseName", tc.getCourseName());
transferCredit.put("gradeName", tc.getGrade().getName());
moduleCredits.add(transferCredit);
hasPassingGrade = hasPassingGrade || tc.getGrade().getPassingGrade();
}
}
}
}
}
JSONObject obj = new JSONObject();
obj.put("projectModuleId", studentProjectModule.getId().toString());
obj.put("projectModuleOptionality", studentProjectModule.getOptionality().toString());
obj.put("projectModuleAcademicTermId", studentProjectModule.getAcademicTerm() != null ? studentProjectModule.getAcademicTerm().getId().toString() : "");
obj.put("projectModuleHasPassingGrade", hasPassingGrade ? "1" : "0");
obj.put("moduleId", studentProjectModule.getModule().getId());
obj.put("moduleName", studentProjectModule.getModule().getName());
obj.put("moduleCourseStudents", moduleCourseStudents);
obj.put("moduleCredits", moduleCredits);
studentProjectModulesJSON.add(obj);
}
List<Student> students = studentDAO.listByPerson(studentProject.getStudent().getPerson());
Collections.sort(students, new Comparator<Student>() {
@Override
public int compare(Student o1, Student o2) {
/**
* Ordering study programmes as follows
* 1. studies that have start date but no end date (ongoing)
* 2. studies that have no start nor end date
* 3. studies that have ended
* 4. studies that are archived
* 5. other
*/
int o1class =
(o1.getArchived()) ? 4:
(o1.getStudyStartDate() != null && o1.getStudyEndDate() == null) ? 1:
(o1.getStudyStartDate() == null && o1.getStudyEndDate() == null) ? 2:
(o1.getStudyEndDate() != null) ? 3:
5;
int o2class =
(o2.getArchived()) ? 4:
(o2.getStudyStartDate() != null && o2.getStudyEndDate() == null) ? 1:
(o2.getStudyStartDate() == null && o2.getStudyEndDate() == null) ? 2:
(o2.getStudyEndDate() != null) ? 3:
5;
if (o1class == o2class) {
// classes are the same, we try to do last comparison from the start dates
return ((o1.getStudyStartDate() != null) && (o2.getStudyStartDate() != null)) ?
o2.getStudyStartDate().compareTo(o1.getStudyStartDate()) : 0;
} else
return o1class < o2class ? -1 : o1class == o2class ? 0 : 1;
}
});
List<EducationalTimeUnit> educationalTimeUnits = educationalTimeUnitDAO.listUnarchived();
Collections.sort(educationalTimeUnits, new StringAttributeComparator("getName"));
List<AcademicTerm> academicTerms = academicTermDAO.listUnarchived();
Collections.sort(academicTerms, new Comparator<AcademicTerm>() {
public int compare(AcademicTerm o1, AcademicTerm o2) {
return o1.getStartDate() == null ? -1 : o2.getStartDate() == null ? 1 : o1.getStartDate().compareTo(o2.getStartDate());
}
});
List<ProjectAssessment> assessments = projectAssessmentDAO.listByProjectAndArchived(studentProject, Boolean.FALSE);
Collections.sort(assessments, new Comparator<ProjectAssessment>() {
@Override
public int compare(ProjectAssessment o1, ProjectAssessment o2) {
return o2.getDate().compareTo(o1.getDate());
}
});
Collections.sort(courseStudents, new Comparator<CourseStudent>() {
@Override
public int compare(CourseStudent o1, CourseStudent o2) {
return o1.getCourse().getName().compareTo(o2.getCourse().getName());
}
});
for (CourseStudent courseStudent : courseStudents) {
CourseAssessment courseAssessment = courseAssessmentDAO.findByCourseStudentAndArchived(courseStudent, Boolean.FALSE);
Grade grade = courseAssessment != null ? courseAssessment.getGrade() : null;
JSONObject obj = new JSONObject();
String courseName = courseStudent.getCourse().getName();
if (!StringUtils.isEmpty(courseStudent.getCourse().getNameExtension()))
courseName = courseName + " (" + courseStudent.getCourse().getNameExtension() + ")";
obj.put("courseName", courseName);
if (courseStudent.getParticipationType() != null) {
obj.put("participationType", courseStudent.getParticipationType().getName());
}
if (courseStudent.getCourse().getBeginDate() != null) {
obj.put("courseBeginDate", courseStudent.getCourse().getBeginDate().getTime());
}
if (courseStudent.getCourse().getEndDate() != null) {
obj.put("courseEndDate", courseStudent.getCourse().getEndDate().getTime());
}
obj.put("gradeName", grade != null ? grade.getName() : "");
if (courseStudent.getOptionality() != null) {
obj.put("optionality", courseStudent.getOptionality().toString());
}
obj.put("moduleId", courseStudent.getCourse().getModule().getId().toString());
obj.put("courseId", courseStudent.getCourse().getId().toString());
obj.put("courseStudentId", courseStudent.getId().toString());
courseStudentsJSON.add(obj);
}
Map<Long, String> verbalAssessments = new HashMap<>();
for (ProjectAssessment pAss : assessments) {
// Shortened descriptions
String description = pAss.getVerbalAssessment();
if (description != null) {
description = StringEscapeUtils.unescapeHtml(description.replaceAll("\\<.*?>",""));
description = description.replaceAll("\\n", "");
verbalAssessments.put(pAss.getId(), description);
}
}
/* Tags */
StringBuilder tagsBuilder = new StringBuilder();
Iterator<Tag> tagIterator = studentProject.getTags().iterator();
while (tagIterator.hasNext()) {
Tag tag = tagIterator.next();
tagsBuilder.append(tag.getText());
if (tagIterator.hasNext())
tagsBuilder.append(' ');
}
pageRequestContext.getRequest().setAttribute("projectAssessments", assessments);
pageRequestContext.getRequest().setAttribute("verbalAssessments", verbalAssessments);
pageRequestContext.getRequest().setAttribute("studentProject", studentProject);
pageRequestContext.getRequest().setAttribute("students", students);
pageRequestContext.getRequest().setAttribute("optionalStudiesLengthTimeUnits", educationalTimeUnits);
pageRequestContext.getRequest().setAttribute("academicTerms", academicTerms);
pageRequestContext.getRequest().setAttribute("users", userDAO.listAll());
pageRequestContext.getRequest().setAttribute("gradingScales", gradingScales);
pageRequestContext.getRequest().setAttribute("tags", tagsBuilder.toString());
setJsDataVariable(pageRequestContext, "studentProjectModules", studentProjectModulesJSON.toString());
setJsDataVariable(pageRequestContext, "courseStudents", courseStudentsJSON.toString());
pageRequestContext.setIncludeJSP("/templates/projects/editstudentproject.jsp");
}
/**
* Returns the roles allowed to access this page. Editing student projects is available for users with
* {@link Role#MANAGER} or {@link Role#ADMINISTRATOR} privileges.
*
* @return The roles allowed to access this page
*/
public UserRole[] getAllowedRoles() {
return new UserRole[] { UserRole.MANAGER, UserRole.STUDY_PROGRAMME_LEADER, UserRole.ADMINISTRATOR };
}
/**
* Returns the localized name of this page. Used e.g. for breadcrumb navigation.
*
* @param locale The locale to be used for the name
*
* @return The localized name of this page
*/
public String getName(Locale locale) {
return Messages.getInstance().getText(locale, "projects.editStudentProject.breadcrumb");
}
}