From f628bbbd00e166fe9fea6633c194a4be3e371447 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EB=B0=95=EC=A0=95=EB=AF=BC?= <wjdals05070@gmail.com>
Date: Fri, 9 Aug 2024 15:17:28 +0900
Subject: [PATCH] =?UTF-8?q?feat:=20on=20delete=20=EC=84=A4=EC=A0=95?=
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---
 .../main/java/com/edufocus/edufocus/qna/entity/Qna.java  | 4 ++++
 .../com/edufocus/edufocus/report/entity/vo/Report.java   | 7 +++++--
 .../edufocus/edufocus/report/entity/vo/ReportSet.java    | 9 ++++-----
 3 files changed, 13 insertions(+), 7 deletions(-)

diff --git a/backend/src/main/java/com/edufocus/edufocus/qna/entity/Qna.java b/backend/src/main/java/com/edufocus/edufocus/qna/entity/Qna.java
index af797ee..15ea83a 100644
--- a/backend/src/main/java/com/edufocus/edufocus/qna/entity/Qna.java
+++ b/backend/src/main/java/com/edufocus/edufocus/qna/entity/Qna.java
@@ -4,6 +4,8 @@ import com.edufocus.edufocus.lecture.entity.Lecture;
 import com.edufocus.edufocus.user.model.entity.vo.User;
 import jakarta.persistence.*;
 import lombok.*;
+import org.hibernate.annotations.OnDelete;
+import org.hibernate.annotations.OnDeleteAction;
 
 import java.util.Date;
 
@@ -13,6 +15,8 @@ import java.util.Date;
 @Builder
 @NoArgsConstructor
 @AllArgsConstructor
+
+@OnDelete(action = OnDeleteAction.CASCADE)
 public class Qna {
 
     // 연관관계 주인
diff --git a/backend/src/main/java/com/edufocus/edufocus/report/entity/vo/Report.java b/backend/src/main/java/com/edufocus/edufocus/report/entity/vo/Report.java
index df47ac2..0ac149b 100644
--- a/backend/src/main/java/com/edufocus/edufocus/report/entity/vo/Report.java
+++ b/backend/src/main/java/com/edufocus/edufocus/report/entity/vo/Report.java
@@ -7,6 +7,8 @@ import com.fasterxml.jackson.annotation.JsonAutoDetect;
 import jakarta.persistence.*;
 import lombok.*;
 import org.hibernate.annotations.CreationTimestamp;
+import org.hibernate.annotations.OnDelete;
+import org.hibernate.annotations.OnDeleteAction;
 import org.springframework.data.annotation.CreatedDate;
 import org.springframework.data.jpa.domain.support.AuditingEntityListener;
 
@@ -22,6 +24,7 @@ import java.util.List;
 @Builder
 @EntityListeners(AuditingEntityListener.class)
 @JsonAutoDetect(fieldVisibility = JsonAutoDetect.Visibility.ANY)
+@OnDelete(action = OnDeleteAction.CASCADE)
 public class Report {
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
@@ -50,10 +53,10 @@ public class Report {
     @JoinColumn(name = "reportset_id")
     private ReportSet reportSet;
 
-    @OneToMany(mappedBy = "report",  cascade = CascadeType.REMOVE)
+    @OneToMany(mappedBy = "report", cascade = CascadeType.REMOVE)
     private List<Answer> answers;
 
-    public ReportResponse makeReportResponse(){
+    public ReportResponse makeReportResponse() {
         return ReportResponse.builder()
                 .reportId(id)
                 .name(user.getName())
diff --git a/backend/src/main/java/com/edufocus/edufocus/report/entity/vo/ReportSet.java b/backend/src/main/java/com/edufocus/edufocus/report/entity/vo/ReportSet.java
index fb293ec..1fd87e1 100644
--- a/backend/src/main/java/com/edufocus/edufocus/report/entity/vo/ReportSet.java
+++ b/backend/src/main/java/com/edufocus/edufocus/report/entity/vo/ReportSet.java
@@ -5,10 +5,9 @@ import com.edufocus.edufocus.quiz.entity.QuizSet;
 import com.edufocus.edufocus.report.entity.dto.ReportSetResponse;
 import com.fasterxml.jackson.annotation.JsonAutoDetect;
 import jakarta.persistence.*;
+import jakarta.persistence.CascadeType;
 import lombok.*;
-import org.hibernate.annotations.ColumnDefault;
-import org.hibernate.annotations.CreationTimestamp;
-import org.hibernate.annotations.GenericGenerator;
+import org.hibernate.annotations.*;
 import org.springframework.data.annotation.CreatedDate;
 import org.springframework.data.jpa.domain.support.AuditingEntityListener;
 
@@ -19,7 +18,6 @@ import java.util.List;
 import java.util.UUID;
 
 
-
 @Entity
 @Getter
 @Builder
@@ -27,6 +25,7 @@ import java.util.UUID;
 @AllArgsConstructor
 @EntityListeners(AuditingEntityListener.class)
 @JsonAutoDetect(fieldVisibility = JsonAutoDetect.Visibility.ANY)
+@OnDelete(action = OnDeleteAction.CASCADE)
 public class ReportSet {
     @Id
     @GeneratedValue(generator = "UUID")
@@ -60,7 +59,7 @@ public class ReportSet {
                 .build();
     }
 
-    public long findUserId(){
+    public long findUserId() {
         return lecture.getUser().getId();
     }
 }