Merge pull request #87 from guma2k2/cart-feature

write CourseController.java

src/main/java/com/backend/elearning/domain/review/ReviewGetVM.java

@@ -7,7 +7,7 @@ public record ReviewGetVM(
         Long id,
         String content,
         int ratingStar,
-        String updated_at
+        String updatedAt
 ) {
     public static ReviewGetVM fromModel(Review review) {
         String updatedAt = review.getUpdatedAt() != null ?

src/main/java/com/backend/elearning/domain/review/ReviewService.java

@@ -8,10 +8,11 @@
 public interface ReviewService {
 
     ReviewVM createReviewForProduct(ReviewPostVM reviewPost);
+    ReviewVM updateReview(ReviewPostVM reviewPostVM, Long reviewId);
+
 
     PageableDataReview<ReviewVM> getByMultiQuery(Long courseId, Integer pageNum, int pageSize, Integer ratingStar, String sortDir);
 
-    ReviewVM updateReview(ReviewPostVM reviewPostVM, Long reviewId);
 
     List<Review> findByCourseId(Long courseId);
 

src/main/java/com/backend/elearning/domain/review_classroom/ReviewClassroom.java

@@ -0,0 +1,45 @@
+package com.backend.elearning.domain.review_classroom;
+
+import com.backend.elearning.domain.classroom.Classroom;
+import com.backend.elearning.domain.course.Course;
+import com.backend.elearning.domain.student.Student;
+import jakarta.persistence.*;
+import lombok.*;
+
+import java.time.LocalDateTime;
+
+@Entity
+@Table(name = "review_classroom")
+@Setter
+@Getter
+@AllArgsConstructor
+@NoArgsConstructor
+@Builder
+public class ReviewClassroom {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    private String content;
+
+    private int ratingStar;
+
+    @ManyToOne(fetch = FetchType.LAZY)
+    @JoinColumn(name = "classroom_id")
+    private Classroom classroom;
+
+    @Builder.Default
+    private boolean status = false;
+
+    @ManyToOne(fetch = FetchType.LAZY)
+    @JoinColumn(name = "student_id")
+    private Student student;
+
+    @Column(name = "created_at")
+    protected LocalDateTime createdAt;
+
+
+    @Column(name = "updated_at")
+    protected LocalDateTime updatedAt;
+}

src/main/java/com/backend/elearning/domain/review_classroom/ReviewClassroomController.java

@@ -0,0 +1,42 @@
+package com.backend.elearning.domain.review_classroom;
+
+import jakarta.validation.Valid;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.List;
+
+@RestController
+@RequestMapping("/api/v1")
+public class ReviewClassroomController {
+
+    private final ReviewClassroomService reviewClassroomService ;
+
+    public ReviewClassroomController(ReviewClassroomService reviewClassroomService) {
+        this.reviewClassroomService = reviewClassroomService;
+    }
+
+    @PostMapping("/review-classrooms")
+    public ResponseEntity<ReviewClassroomVM> createReview(@Valid @RequestBody ReviewClassroomPostVM reviewPostVM){
+        ReviewClassroomVM review = reviewClassroomService.create(reviewPostVM);
+        return ResponseEntity.ok().body(review);
+    }
+
+
+    @PutMapping("/review-classrooms/{id}")
+    public ResponseEntity<ReviewClassroomVM> updateReview(@Valid @RequestBody ReviewClassroomPostVM reviewPostVM, @PathVariable("id") Long reviewId){
+        ReviewClassroomVM updatedReview = reviewClassroomService.updateReview(reviewPostVM, reviewId);
+        return ResponseEntity.ok().body(updatedReview);
+    }
+
+    @GetMapping("/review-classrooms/classroom/{classroomId}")
+    public ResponseEntity<List<ReviewClassroomVM>> getByClassroomId(@PathVariable("classroomId") Long classroomId){
+        List<ReviewClassroomVM> reviewClassroomVMS = reviewClassroomService.findByClassroomId(classroomId);
+        return ResponseEntity.ok().body(reviewClassroomVMS);
+    }
+    @GetMapping("/review-classrooms/student")
+    public ResponseEntity<ReviewClassroomVM> getByStudent(){
+        ReviewClassroomVM review = reviewClassroomService.getByStudent();
+        return ResponseEntity.ok().body(review);
+    }
+}

src/main/java/com/backend/elearning/domain/review_classroom/ReviewClassroomGetVM.java

@@ -0,0 +1,18 @@
+package com.backend.elearning.domain.review_classroom;
+
+import com.backend.elearning.domain.review.Review;
+import com.backend.elearning.utils.DateTimeUtils;
+
+public record ReviewClassroomGetVM (
+        Long id,
+        String content,
+        int ratingStar,
+        String updatedAt
+) {
+
+    public static ReviewClassroomGetVM fromModel(ReviewClassroom review) {
+        String updatedAt = review.getUpdatedAt() != null ?
+                DateTimeUtils.convertLocalDateTimeToString(review.getUpdatedAt()) : "";
+        return new ReviewClassroomGetVM(review.getId(), review.getContent(), review.getRatingStar(), updatedAt);
+    }
+}

src/main/java/com/backend/elearning/domain/review_classroom/ReviewClassroomPostVM.java

@@ -0,0 +1,10 @@
+package com.backend.elearning.domain.review_classroom;
+
+import jakarta.validation.constraints.NotNull;
+
+public record ReviewClassroomPostVM(Long classroomId,
+                                    String content,
+                                    @NotNull(message = "rating star must not be null")
+                                    Integer ratingStar
+) {
+}

src/main/java/com/backend/elearning/domain/review_classroom/ReviewClassroomRepo.java

@@ -0,0 +1,34 @@
+package com.backend.elearning.domain.review_classroom;
+
+import com.backend.elearning.domain.review.Review;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Query;
+import org.springframework.data.repository.query.Param;
+import org.springframework.stereotype.Repository;
+
+import java.util.List;
+import java.util.Optional;
+
+@Repository
+public interface ReviewClassroomRepo extends JpaRepository<ReviewClassroom, Long> {
+
+    @Query("""
+            select r
+            from ReviewClassroom r
+            left join fetch r.classroom c
+            left join fetch r.student u
+            where c.id = :classroomId
+            """)
+    List<ReviewClassroom> findByClassroom(@Param("classroomId") Long classroomId);
+
+
+    @Query("""
+            select r
+            from ReviewClassroom r
+            left join fetch r.student u
+            where u.email = :email
+            """)
+    Optional<ReviewClassroom> findByStudent(@Param("email") String email);
+}

src/main/java/com/backend/elearning/domain/review_classroom/ReviewClassroomService.java

@@ -0,0 +1,14 @@
+package com.backend.elearning.domain.review_classroom;
+
+
+
+import java.util.List;
+
+public interface ReviewClassroomService {
+
+    ReviewClassroomVM create(ReviewClassroomPostVM reviewPost);
+    ReviewClassroomVM updateReview(ReviewClassroomPostVM reviewPost, Long reviewId);
+    List<ReviewClassroomVM> findByClassroomId(Long classroomId);
+
+    ReviewClassroomVM getByStudent();
+}

src/main/java/com/backend/elearning/domain/review_classroom/ReviewClassroomServiceImpl.java

@@ -0,0 +1,74 @@
+package com.backend.elearning.domain.review_classroom;
+
+import com.backend.elearning.domain.classroom.Classroom;
+import com.backend.elearning.domain.classroom.ClassroomRepository;
+import com.backend.elearning.domain.review.Review;
+import com.backend.elearning.domain.review.ReviewVM;
+import com.backend.elearning.domain.student.Student;
+import com.backend.elearning.domain.student.StudentRepository;
+import com.backend.elearning.exception.NotFoundException;
+import org.springframework.security.core.context.SecurityContextHolder;
+import org.springframework.stereotype.Service;
+
+import java.time.LocalDateTime;
+import java.util.List;
+
+
+@Service
+public class ReviewClassroomServiceImpl implements ReviewClassroomService{
+
+    private final ReviewClassroomRepo reviewClassroomRepo;
+
+    private final StudentRepository studentRepository;
+
+    private final ClassroomRepository classroomRepository;
+
+    public ReviewClassroomServiceImpl(ReviewClassroomRepo reviewClassroomRepo, StudentRepository studentRepository, ClassroomRepository classroomRepository) {
+        this.reviewClassroomRepo = reviewClassroomRepo;
+        this.studentRepository = studentRepository;
+        this.classroomRepository = classroomRepository;
+    }
+
+    @Override
+    public ReviewClassroomVM create(ReviewClassroomPostVM reviewPost) {
+        String email = SecurityContextHolder.getContext().getAuthentication().getName();
+        Student student = studentRepository.findByEmail(email).orElseThrow();
+        Classroom classroom = classroomRepository.findById(reviewPost.classroomId()).orElseThrow();
+        ReviewClassroom review = ReviewClassroom
+                .builder()
+                .student(student)
+                .classroom(classroom)
+                .content(reviewPost.content())
+                .ratingStar(reviewPost.ratingStar())
+                .createdAt(LocalDateTime.now())
+                .updatedAt(LocalDateTime.now())
+                .build();
+        ReviewClassroom savedReview = reviewClassroomRepo.save(review);
+        return ReviewClassroomVM.fromModel(savedReview);
+    }
+
+    @Override
+    public ReviewClassroomVM updateReview(ReviewClassroomPostVM reviewPost, Long reviewId) {
+        ReviewClassroom review = reviewClassroomRepo.findById(reviewId).orElseThrow();
+        review.setRatingStar(reviewPost.ratingStar());
+        review.setContent(reviewPost.content());
+        review.setUpdatedAt(LocalDateTime.now());
+        ReviewClassroom updatedReview = reviewClassroomRepo.save(review);
+        return ReviewClassroomVM.fromModel(updatedReview);
+    }
+
+    @Override
+    public List<ReviewClassroomVM> findByClassroomId(Long classroomId) {
+
+        List<ReviewClassroom> reviewClassrooms = reviewClassroomRepo.findByClassroom(classroomId);
+
+        return reviewClassrooms.stream().map(reviewClassroom -> ReviewClassroomVM.fromModel(reviewClassroom)).toList();
+    }
+
+    @Override
+    public ReviewClassroomVM getByStudent() {
+        String email = SecurityContextHolder.getContext().getAuthentication().getName();
+        ReviewClassroom review = reviewClassroomRepo.findByStudent(email).orElseThrow(() -> new NotFoundException(""));
+        return ReviewClassroomVM.fromModel(review);
+    }
+}

src/main/java/com/backend/elearning/domain/review_classroom/ReviewClassroomVM.java

@@ -0,0 +1,27 @@
+package com.backend.elearning.domain.review_classroom;
+
+import com.backend.elearning.domain.review.Review;
+import com.backend.elearning.domain.review.ReviewVM;
+import com.backend.elearning.domain.student.Student;
+import com.backend.elearning.domain.user.UserGetVM;
+import com.backend.elearning.utils.DateTimeUtils;
+
+public record ReviewClassroomVM (Long id,
+                                 String content,
+                                 int ratingStar,
+                                 UserGetVM student,
+                                 String createdAt,
+                                 String updatedAt,
+                                 boolean status
+){
+
+    public static ReviewClassroomVM fromModel(ReviewClassroom review) {
+        Student student = review.getStudent();
+        String createdAt = review.getCreatedAt() != null ?
+                DateTimeUtils.convertLocalDateTimeToString(review.getCreatedAt()) : "";
+        String updatedAt = review.getUpdatedAt() != null ?
+                DateTimeUtils.convertLocalDateTimeToString(review.getUpdatedAt()) : "";
+        return new ReviewClassroomVM(review.getId(), review.getContent(), review.getRatingStar(),
+                UserGetVM.fromModelStudent(student), createdAt, updatedAt, review.isStatus());
+    }
+}