Feat: 다른 수강생 커리큘럼 조회 API 구현

src/main/java/khu/bigdata/infou/business/LectureConverter.java

@@ -2,6 +2,7 @@
 
 import khu.bigdata.infou.domain.LectureDetail;
 import khu.bigdata.infou.domain.LectureUdemy;
+import khu.bigdata.infou.domain.PlatformStudent;
 import khu.bigdata.infou.web.dto.LectureResponseDTO;
 
 import java.util.List;
@@ -79,8 +80,31 @@ public static LectureResponseDTO.LectureDetailDto toLectureDetailDto(LectureUdem
                 .practice(lectureDetail.getPractice())
                 .rating(lectureDetail.getRating())
                 .level(lectureDetail.getLevel())
-                .topword1(lectureUdemy.getTopic())
-                .topword2(lectureUdemy.getSubcategory())
+                .build();
+    }
+
+    public static LectureResponseDTO.OtherStudentsListInfo toOtherStudentInfo(PlatformStudent student) {
+
+        return LectureResponseDTO.OtherStudentsListInfo.builder()
+                .inflearnUserId(Long.valueOf(student.getInflearnUserId()))
+                .udemyUserId(Long.valueOf(student.getUdemyUserId()))
+                .name(student.getName())
+                .topword1(student.getTopword1())
+                .topword2(student.getTopword2())
+                .topword3(student.getTopword3())
+                .topword4(student.getTopword4())
+                .topword5(student.getTopword5())
+                .build();
+    }
+
+    public static LectureResponseDTO.OtherStudentsDto toOtherStudentsDto(List<PlatformStudent> students) {
+
+        List<LectureResponseDTO.OtherStudentsListInfo> studentInfos = students.stream()
+                .map(LectureConverter::toOtherStudentInfo)
+                .collect(Collectors.toList());
+
+        return LectureResponseDTO.OtherStudentsDto.builder()
+                .studentList(studentInfos)
                 .build();
     }
 }

src/main/java/khu/bigdata/infou/domain/LectureDetail.java

@@ -1,7 +1,6 @@
 package khu.bigdata.infou.domain;
 
 import jakarta.persistence.*;
-import khu.bigdata.infou.domain.enums.LectureType;
 import lombok.*;
 import org.hibernate.annotations.DynamicInsert;
 
@@ -11,16 +10,18 @@
 @DynamicInsert
 @AllArgsConstructor
 @NoArgsConstructor(access = AccessLevel.PROTECTED)  // 생성 로직 규정
-@Table(name = "lecture_detail", indexes = {
-        @Index(name = "idx_lecture_id", columnList = "lectureId")})
+@Table(name = "lecture_detail")
 public class LectureDetail {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
     private Integer id;
 
-    @Column(name = "lecture_id", nullable = false)
-    private Integer lectureId;
+    @Column(name = "lecture_udemy_id", nullable = false)
+    private Integer lectureUdemyId;
+
+    @Column(name = "lecture_inflearn_id", nullable = false)
+    private Integer lectureInflearnId;
 
     @Column(name = "good", nullable = false)
     private Integer good;
@@ -43,13 +44,9 @@ public class LectureDetail {
     @Column(name = "level", nullable = false)
     private Float level;
 
-    @Enumerated(EnumType.STRING)
-    @Column(name = "lecture_type", nullable = false)
-    private LectureType lectureType;
-
-    @OneToOne(fetch = FetchType.LAZY)
-    private LectureInflearn lectureInflearn;
-
-    @OneToOne(fetch = FetchType.LAZY)
-    private LectureUdemy lectureUdemy;
+//    @OneToOne(fetch = FetchType.LAZY)
+//    private LectureInflearn lectureInflearn;
+//
+//    @OneToOne(fetch = FetchType.LAZY)
+//    private LectureUdemy lectureUdemy;
 }

src/main/java/khu/bigdata/infou/domain/LectureInflearn.java

@@ -17,70 +17,66 @@ public class LectureInflearn {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
-    @Column(name = "lecture_inflearn_id")
-    private int lectureInflearnId;
+    @Column(name = "id")
+    private int id;
 
-    @Column(name = "slug", columnDefinition = "TEXT")
-    private String slug;
-
-    @Column(name = "thumbnailUrl", columnDefinition = "TEXT")
-    private String thumbnailUrl;
-
-    @Column(name = "title", columnDefinition = "TEXT")
-    private String title;
+    @Column(name = "lecture_id", nullable = false)
+    private int lectureId;
 
     @Column(name = "description", columnDefinition = "TEXT")
     private String description;
 
-    @Column(name = "reviewCount")
-    private int reviewCount;
+    @Column(name = "instructor_id")
+    private int instructorId;
 
-    @Column(name = "studentCount")
-    private int studentCount;
+    @Column(name = "instructor_name", length = 50)
+    private String instructorName;
 
-    @Column(name = "likeCount")
-    private int likeCount;
+    @Column(name = "review_count")
+    private int reviewCount;
 
     @Column(name = "star")
     private float star;
 
-    @Column(name = "isExclusive")
-    private boolean isExclusive;
+    @Column(name = "level", length = 20)
+    private String level;
 
-    @Column(name = "isNew")
-    private boolean isNew;
+    @Column(name = "first_category", length = 255)
+    private String firstCategory;
 
-    @Column(name = "isUpdated")
-    private boolean isUpdated;
+    @Column(name = "second_category", length = 255)
+    private String secondCategory;
 
-    @Column(name = "updatedAt")
-    @Temporal(TemporalType.DATE)
-    private Date updatedAt;
+    @Column(name = "skill_tag", length = 255)
+    private String skillTag;
 
-    @Column(name = "publishedAt")
-    @Temporal(TemporalType.DATE)
-    private Date publishedAt;
+    @Column(name = "price")
+    private int price;
 
-    @Column(name = "metadata", columnDefinition = "JSON")
-    private String metadata;
+    @Column(name = "student_count")
+    private int studentCount;
 
-    @Column(name = "instructor_id")
-    private int instructorId;
+    @Column(name = "thumbnail_url", columnDefinition = "TEXT")
+    private String thumbnailUrl;
 
-    @Column(name = "instructor_name", length = 50)
-    private String instructorName;
+    @Column(name = "title", columnDefinition = "TEXT")
+    private String title;
+
+    @Column(name = "updated_at")
+    @Temporal(TemporalType.DATE)
+    private Date updatedAt;
 
-    @ManyToOne(fetch = FetchType.LAZY)
-    @JoinColumn(name = "platform_student_lecture_id")
-    private PlatformStudentLecture platformStudentLecture;
+//    @ManyToOne(fetch = FetchType.LAZY)
+//    @JoinColumn(name = "platform_student_lecture_id")
+//    private PlatformStudentLecture platformStudentLecture;
 
 
-    public void setPlatformStudentLecture(PlatformStudentLecture platformStudentLecture) {
-        if (this.platformStudentLecture != null) {
-            this.platformStudentLecture.getLectureInflearnList().remove(this);
-        }
-        this.platformStudentLecture = platformStudentLecture;
-    }
+//    public void setPlatformStudentLecture(PlatformStudentLecture platformStudentLecture) {
+//        if (this.platformStudentLecture != null) {
+//            this.platformStudentLecture.getLectureInflearnList().remove(this);
+//        }
+//        this.platformStudentLecture = platformStudentLecture;
+//    }
     // getters and setters
 }
 

src/main/java/khu/bigdata/infou/domain/LectureTag.java

@@ -38,9 +38,9 @@ public class LectureTag {
     @Column(name = "topword5", length = 20)
     private String topword5;
 
-    @OneToOne(fetch = FetchType.LAZY)
-    private LectureInflearn lectureInflearn;
-
-    @OneToOne(fetch = FetchType.LAZY)
-    private LectureUdemy lectureUdemy;
+//    @OneToOne(fetch = FetchType.LAZY)
+//    private LectureInflearn lectureInflearn;
+//
+//    @OneToOne(fetch = FetchType.LAZY)
+//    private LectureUdemy lectureUdemy;
 }

src/main/java/khu/bigdata/infou/domain/LectureUdemy.java

@@ -16,7 +16,7 @@ public class LectureUdemy {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
-    @Column(name = "lecture_udemy_id")
+    @Column(name = "id")
     private int id;
 
     @Column(name = "lecture_id", nullable = false)
@@ -73,18 +73,18 @@ public class LectureUdemy {
     @Column(name = "thumbnail", columnDefinition = "TEXT")
     private String thumbnail;
 
-    @ManyToOne(fetch = FetchType.LAZY)
-    private PlatformStudentLecture platformStudentLecture;
+//    @ManyToOne(fetch = FetchType.LAZY)
+//    private PlatformStudentLecture platformStudentLecture;
 
-    @OneToOne(mappedBy = "lectureUdemy")
-    private LectureTag lectureTag;
+//    @OneToOne(mappedBy = "lectureUdemy")
+//    private LectureTag lectureTag;
 
-    public void setPlatformStudentLecture(PlatformStudentLecture platformStudentLecture) {
-        if (this.platformStudentLecture != null) {
-            this.platformStudentLecture.getLectureUdemyList().remove(this);
-        }
-        this.platformStudentLecture = platformStudentLecture;
-    }
+//    public void setPlatformStudentLecture(PlatformStudentLecture platformStudentLecture) {
+//        if (this.platformStudentLecture != null) {
+//            this.platformStudentLecture.getLectureUdemyList().remove(this);
+//        }
+//        this.platformStudentLecture = platformStudentLecture;
+//    }
 
     // getters and setters
 

src/main/java/khu/bigdata/infou/domain/PlatformStudent.java

@@ -1,7 +1,6 @@
 package khu.bigdata.infou.domain;
 
 import jakarta.persistence.*;
-import khu.bigdata.infou.domain.enums.UserType;
 import lombok.*;
 import org.hibernate.annotations.DynamicInsert;
 
@@ -18,10 +17,13 @@ public class PlatformStudent {
     @GeneratedValue(strategy = GenerationType.IDENTITY)
     private Integer id;
 
-    @Column(name = "user_id", nullable = false)
-    private Integer userId;
+    @Column(name = "udemy_user_id", nullable = false)
+    private Integer udemyUserId;
 
-    @Column(name = "name", length = 30, nullable = false)
+    @Column(name = "inflearn_user_id", nullable = false)
+    private Integer inflearnUserId;
+
+    @Column(name = "name", length = 50, nullable = false)
     private String name;
 
     @Column(name = "topword1", length = 20)
@@ -38,8 +40,4 @@ public class PlatformStudent {
 
     @Column(name = "topword5", length = 20)
     private String topword5;
-
-    @Enumerated(EnumType.STRING)
-    @Column(name = "user_type", nullable = false)
-    private UserType userType;
 }

src/main/java/khu/bigdata/infou/domain/PlatformStudentLecture.java

@@ -5,8 +5,6 @@
 import lombok.*;
 import org.hibernate.annotations.DynamicInsert;
 
-import java.util.List;
-
 @Entity
 @Getter
 @Builder
@@ -23,14 +21,16 @@ public class PlatformStudentLecture {
     @Column(name = "user_id", nullable = false)
     private Integer userId;
 
+    @Column(name = "lecture_id", nullable = false)
+    private Integer lectureId;
 
     @Enumerated(EnumType.STRING)
     @Column(name = "user_type", nullable = false)
-    private UserType userType;
-
-    @OneToMany(mappedBy = "platformStudentLecture")
-    private List<LectureInflearn> lectureInflearnList;
+    private UserType platForm;
 
-    @OneToMany(mappedBy = "platformStudentLecture")
-    private List<LectureUdemy> lectureUdemyList;
+//    @OneToMany(mappedBy = "platformStudentLecture")
+//    private List<LectureInflearn> lectureInflearnList;
+//
+//    @OneToMany(mappedBy = "platformStudentLecture")
+//    private List<LectureUdemy> lectureUdemyList;
 }