Added Section Service

src/main/java/com/school/project/controller/TeacherController.java

 package com.school.project.controller;
 
-import com.school.project.dto.teacher.AddAssessmentDTO;
-import com.school.project.dto.teacher.AddSectionDTO;
-import com.school.project.dto.teacher.TeacherViewCoursesDTO;
-import com.school.project.dto.teacher.TeacherViewDataDTO;
+import com.school.project.dto.teacher.*;
 import com.school.project.service.teacher.TeacherServiceImpl;
 import com.school.project.service.teacher.UploadMarksServiceImpl;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -41,4 +38,9 @@ public class TeacherController {
     public void addSectionInAssessment(@RequestBody AddSectionDTO addSectionDTO) {
         uploadMarksService.setSection(addSectionDTO);
     }
+
+    @PostMapping("/upload/marks/section/assessment")
+    public void setStudentMarks(@RequestBody UploadMarksDTO uploadMarksDTO) {
+        uploadMarksService.setMarks(uploadMarksDTO);
+    }
 }

src/main/java/com/school/project/dto/teacher/UploadMarksDTO.java

+package com.school.project.dto.teacher;
+
+
+import lombok.Getter;
+import lombok.Setter;
+
+import java.util.List;
+import java.util.Set;
+
+@Getter
+@Setter
+public class UploadMarksDTO {
+
+    private Long sectionId;
+    private List<String> studentRollNumbers;
+    private List<Long> obtainedMarks;
+
+}

src/main/java/com/school/project/mapper/MarksToListOfMarks.java

+package com.school.project.mapper;
+
+import com.school.project.model.Student;
+import com.school.project.model.marks.StudentMarks;
+import org.springframework.stereotype.Component;
+
+import java.util.ArrayList;
+import java.util.List;
+@Component
+public class MarksToListOfMarks {
+
+    public List<StudentMarks>  modelToList(StudentMarks studentMarks) {
+        List<StudentMarks> list = new ArrayList<>();
+        list.add(studentMarks);
+        return list;
+    }
+}

src/main/java/com/school/project/model/Student.java

@@ -55,9 +55,9 @@ public class Student {
     @JsonIgnore
     private User studentAppUser;
 
-    @OneToOne(mappedBy = "student",cascade = CascadeType.ALL,fetch = FetchType.LAZY)
+    @OneToMany(mappedBy = "student",cascade = CascadeType.ALL,fetch = FetchType.LAZY)
     @JsonIgnore
-    private StudentMarks studentMarks;
+    private List<StudentMarks> studentMarks;
 
 
 }

src/main/java/com/school/project/model/marks/StudentMarks.java

@@ -21,7 +21,7 @@ public class StudentMarks {
     @Column(name = "obtained_marks")
     private Long obtainedMarks;
 
-    @OneToOne(fetch = FetchType.LAZY,cascade = CascadeType.ALL)
+    @ManyToOne(fetch = FetchType.LAZY,cascade = CascadeType.ALL)
     @JoinColumn(name = "student_id")
     @NotNull
     private Student student;

src/main/java/com/school/project/service/teacher/UploadMarksService.java

@@ -2,8 +2,10 @@ package com.school.project.service.teacher;
 
 import com.school.project.dto.teacher.AddAssessmentDTO;
 import com.school.project.dto.teacher.AddSectionDTO;
+import com.school.project.dto.teacher.UploadMarksDTO;
 import com.school.project.model.marks.Assessment;
 import com.school.project.model.marks.Section;
+import com.school.project.model.marks.StudentMarks;
 import org.springframework.stereotype.Service;
 
 @Service
@@ -11,4 +13,6 @@ public interface UploadMarksService {
     Assessment setAssessment(AddAssessmentDTO assessmentDTO);
 
     Section setSection(AddSectionDTO sectionDTO);
+
+    void setMarks(UploadMarksDTO marksDTO);
 }

src/main/java/com/school/project/service/teacher/UploadMarksServiceImpl.java

@@ -2,13 +2,18 @@ package com.school.project.service.teacher;
 
 import com.school.project.dto.teacher.AddAssessmentDTO;
 import com.school.project.dto.teacher.AddSectionDTO;
+import com.school.project.dto.teacher.UploadMarksDTO;
+import com.school.project.mapper.MarksToListOfMarks;
 import com.school.project.mapper.SectionToListOfSectionMapper;
 import com.school.project.model.marks.Assessment;
 import com.school.project.model.marks.Section;
+import com.school.project.model.marks.StudentMarks;
 import com.school.project.repository.CourseRepository;
+import com.school.project.repository.StudentRepository;
 import com.school.project.repository.marks.AssessmentRepository;
 import com.school.project.repository.marks.AssessmentTypeRepository;
 import com.school.project.repository.marks.SectionRepository;
+import com.school.project.repository.marks.StudentMarksRepository;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.data.jpa.repository.Modifying;
 import org.springframework.stereotype.Service;
@@ -30,8 +35,16 @@ public class UploadMarksServiceImpl implements UploadMarksService {
     SectionRepository sectionRepository;
 
     @Autowired
-    SectionToListOfSectionMapper mapper;
+    StudentRepository studentRepository;
 
+    @Autowired
+    SectionToListOfSectionMapper sectionMapper;
+
+    @Autowired
+    MarksToListOfMarks marksMapper;
+
+    @Autowired
+    StudentMarksRepository studentMarksRepository;
     @Override
     @Transactional
     public Assessment setAssessment(AddAssessmentDTO assessmentDTO) {
@@ -59,9 +72,47 @@ public class UploadMarksServiceImpl implements UploadMarksService {
         section = sectionRepository.save(section);
 
         Assessment assessment = assessmentRepository.findByAssessmentId(sectionDTO.getAssessmentId());
-        assessment.setSection(mapper.modelToList(section));
+        assessment.setSection(sectionMapper.modelToList(section));
 
         return section;
     }
 
+    @Override
+    @Transactional
+    public void setMarks(UploadMarksDTO marksDTO) {
+
+        int marksSize = marksDTO.getObtainedMarks().size();
+        Section section = sectionRepository.findById(marksDTO.getSectionId()).get();
+
+/*        List<Student> studentsSet = new ArrayList<>();
+        List<Long> studentObtainedMarks = marksDTO.getObtainedMarks();
+        studentRollNumbers.forEach(studentRollNumber -> studentsSet.add(studentRepository.findByRollNumber(studentRollNumber)));
+
+        studentsSet.forEach(student -> {
+                StudentMarks studentMarks = new StudentMarks();
+
+                studentMarks.setStudent(student);
+                studentMarks.setSection(section);
+                studentMarks =studentMarksRepository.save(studentMarks);
+                student.setStudentMarks(studentMarks);
+        });*/git
+
+        for (int i = 0; i<marksDTO.getStudentRollNumbers().size() ;i++) {
+            StudentMarks studentMarks = new StudentMarks();
+
+            studentMarks.setSection(section);
+            studentMarks.setStudent(studentRepository.findByRollNumber(marksDTO.getStudentRollNumbers().get(i)));
+
+            if( i < marksDTO.getObtainedMarks().size() ) {
+                studentMarks.setObtainedMarks(marksDTO.getObtainedMarks().get(i));
+            } else {
+                studentMarks.setObtainedMarks(0l);
+            }
+
+            studentMarksRepository.save(studentMarks);
+        }
+
+    }
+
+
 }