✨ feat: 인장 재발급 기능 (#49)

Author: Hyyena

app-maple-stamp-api/src/main/java/com/mapletrend/appmaplestampapi/service/StampService.java

@@ -10,6 +10,7 @@
 import java.awt.image.BufferedImage;
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
+import java.util.Optional;
 import javax.imageio.ImageIO;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.log4j.Log4j2;
@@ -24,6 +25,7 @@ public class StampService {
     private final StampRepository stampRepository;
 
     public byte[] createStampImage(JSONObject jsonObject) {
+
         String invenNickname = (String) jsonObject.get("invenNickname");
         String formattedCharacterLevel = (String) jsonObject.get("formattedCharacterLevel");
         String formattedBattlePower = (String) jsonObject.get("formattedBattlePower");
@@ -39,6 +41,13 @@ public byte[] createStampImage(JSONObject jsonObject) {
         long unionLevel = (long) jsonObject.get("unionLevel");
         String battlePower = (String) jsonObject.get("battlePower");
 
+        Optional<Stamp> isExistingStamp = stampRepository.findByNexonApiKeyAndInvenNicknameAndCharacterName(
+                nexonApiKey, invenNickname, characterName);
+
+        if (isExistingStamp.isPresent()) {
+            uuid = isExistingStamp.get().getUuid();
+        }
+
         int width = 600;
         int height = 200;
 
@@ -123,6 +132,13 @@ public byte[] createStampImage(JSONObject jsonObject) {
                     .stampImage(bytes)
                     .build();
 
+            if (isExistingStamp.isPresent()) {
+                Stamp existingStamp = isExistingStamp.get();
+                existingStamp.updateStamp(ocid, worldName, characterLevel, battlePower, unionLevel, bytes);
+                log.info("이미 존재하는 스탬프입니다.");
+                return bytes;
+            }
+
             stampRepository.save(stamp);
 
             return bytes;

maple-stamp-domain-mariadb/src/main/java/com/mapletrend/maplestampdomainmariadb/entity/Stamp.java

@@ -36,7 +36,7 @@ public class Stamp extends BaseEntity {
     @Column(unique = true, length = 45)
     private String characterName;
 
-    @Column(unique = true, length = 45)
+    @Column(length = 45)
     private String worldName;
 
     private long characterLevel;
@@ -63,4 +63,14 @@ public Stamp(String uuid, String nexonApiKey, String ocid, String invenNickname,
         this.unionLevel = unionLevel;
         this.stampImage = stampImage;
     }
+
+    public void updateStamp(String ocid, String worldName, long characterLevel, String battlePower, long unionLevel,
+                            byte[] stampImage) {
+        this.ocid = ocid;
+        this.worldName = worldName;
+        this.characterLevel = characterLevel;
+        this.battlePower = battlePower;
+        this.unionLevel = unionLevel;
+        this.stampImage = stampImage;
+    }
 }

maple-stamp-domain-mariadb/src/main/java/com/mapletrend/maplestampdomainmariadb/repository/StampRepository.java

@@ -1,8 +1,13 @@
 package com.mapletrend.maplestampdomainmariadb.repository;
 
 import com.mapletrend.maplestampdomainmariadb.entity.Stamp;
+import java.util.Optional;
 import org.springframework.data.jpa.repository.JpaRepository;
 
 public interface StampRepository extends JpaRepository<Stamp, Long> {
-    
+
+    Optional<Stamp> findByUuid(String uuid);
+
+    Optional<Stamp> findByNexonApiKeyAndInvenNicknameAndCharacterName(String apiKey, String invenNickname,
+                                                                      String characterName);
 }