Merge pull request #58 from Gachigage/fix/inwoo

[fix] product 삭제 시 trade, chatroom 데이터 있을 시 삭제 안되는 것 수정

Author: ninw0205

src/main/java/com/gachigage/chat/domain/ChatRoom.java

@@ -1,13 +1,16 @@
 package com.gachigage.chat.domain;
 
 import java.time.LocalDateTime;
+import java.util.ArrayList;
+import java.util.List;
 
 import org.springframework.data.annotation.CreatedDate;
 import org.springframework.data.jpa.domain.support.AuditingEntityListener;
 
 import com.gachigage.member.Member;
 import com.gachigage.product.domain.Product;
 
+import jakarta.persistence.CascadeType;
 import jakarta.persistence.Column;
 import jakarta.persistence.Entity;
 import jakarta.persistence.EntityListeners;
@@ -18,6 +21,7 @@
 import jakarta.persistence.JoinColumn;
 import jakarta.persistence.Lob;
 import jakarta.persistence.ManyToOne;
+import jakarta.persistence.OneToMany;
 import jakarta.persistence.Table;
 import lombok.AllArgsConstructor;
 import lombok.Builder;
@@ -48,6 +52,9 @@ public class ChatRoom {
 	@JoinColumn(name = "product_id")
 	private Product product;
 
+	@OneToMany(mappedBy = "chatRoom", cascade = CascadeType.REMOVE, orphanRemoval = true)
+	private List<ChatMessage> messages = new ArrayList<>();
+
 	@Lob
 	@Column(name = "last_message")
 	private String lastMessage;

src/main/java/com/gachigage/product/domain/Product.java

@@ -5,10 +5,12 @@
 
 import org.hibernate.annotations.ColumnDefault;
 
+import com.gachigage.chat.domain.ChatRoom;
 import com.gachigage.global.common.BaseEntity;
 import com.gachigage.global.error.CustomException;
 import com.gachigage.global.error.ErrorCode;
 import com.gachigage.member.Member;
+import com.gachigage.trade.domain.Trade;
 
 import jakarta.persistence.CascadeType;
 import jakarta.persistence.Column;
@@ -87,6 +89,12 @@ public class Product extends BaseEntity {
 	@OneToMany(mappedBy = "product", cascade = CascadeType.ALL, orphanRemoval = true, fetch = FetchType.LAZY)
 	private List<ProductLike> likes = new ArrayList<>();
 
+	@OneToMany(mappedBy = "product", cascade = CascadeType.REMOVE, orphanRemoval = true)
+	private List<Trade> trades = new ArrayList<>();
+
+	@OneToMany(mappedBy = "product", cascade = CascadeType.REMOVE, orphanRemoval = true)
+	private List<ChatRoom> chatRooms = new ArrayList<>();
+
 	@Enumerated(EnumType.STRING)
 	@Column(name = "status", nullable = false)
 	@ColumnDefault("'SELLING'") // DB에 들어갈 기본값