✨ feat: 인장 검색 API 추가 (#51)

Author: Hyyena

app-maple-stamp-api/src/main/java/com/mapletrend/appmaplestampapi/config/WebConfig.java

@@ -9,8 +9,8 @@ public class WebConfig implements WebMvcConfigurer {
     @Override
     public void addCorsMappings(org.springframework.web.servlet.config.annotation.CorsRegistry registry) {
         registry.addMapping("/**")
-                .allowedOrigins("http://localhost:3003", "https://maplestory.nexon.com", "https://www.mapletrend.co.kr")
-                .allowedMethods("POST")
+                .allowedOrigins("http://localhost:3003", "https://www.mapletrend.co.kr")
+                .allowedMethods("GET", "POST")
                 .allowCredentials(true);
     }
 }

app-maple-stamp-api/src/main/java/com/mapletrend/appmaplestampapi/controller/StampController.java

@@ -8,6 +8,7 @@
 import com.mapletrend.appmaplestampapi.service.UnionRankingService;
 import com.mapletrend.appmaplestampapi.service.dto.request.StampRequest;
 import com.mapletrend.appmaplestampapi.service.dto.response.ApiResponse;
+import com.mapletrend.appmaplestampapi.service.dto.response.StampImageResponse;
 import com.mapletrend.maplestampdomainmariadb.repository.StampRepository;
 import com.mapletrend.nexonopenapicore.dto.response.BasicResponse;
 import com.mapletrend.nexonopenapicore.dto.response.FinalStatResponse;
@@ -26,6 +27,8 @@
 import lombok.extern.log4j.Log4j2;
 import org.json.simple.JSONObject;
 import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
@@ -193,4 +196,25 @@ private String formatBattlePower(String battlePower) {
     private String formatUnionLevel(long unionLevel) {
         return (unionLevel / 500 * 500) + "+";
     }
+
+    @GetMapping("/stamp/{invenNickname}")
+    @Timed(value = "findStampByInvenNickname")
+    public ApiResponse<StampImageResponse> findStampByInvenNickname(
+            @PathVariable("invenNickname") String invenNickname
+    ) {
+        byte[] stampImage = stampService.getStampImage(invenNickname);
+        if (stampImage.length == 0) {
+            return ApiResponse.<StampImageResponse>fail(
+                    HttpStatus.NOT_FOUND.value(),
+                    "스탬프 조회 실패"
+            );
+        }
+
+        return ApiResponse.<StampImageResponse>success(
+                "스탬프 조회 성공",
+                StampImageResponse.builder()
+                        .stampImage(stampImage)
+                        .build()
+        );
+    }
 }

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

@@ -16,6 +16,7 @@
 import lombok.extern.log4j.Log4j2;
 import org.json.simple.JSONObject;
 import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
 
 @Service
 @RequiredArgsConstructor
@@ -24,6 +25,7 @@ public class StampService {
 
     private final StampRepository stampRepository;
 
+    @Transactional
     public byte[] createStampImage(JSONObject jsonObject) {
 
         String invenNickname = (String) jsonObject.get("invenNickname");
@@ -147,5 +149,14 @@ public byte[] createStampImage(JSONObject jsonObject) {
         }
         return new byte[0];
     }
+
+    @Transactional(readOnly = true)
+    public byte[] getStampImage(String invenNickname) {
+        Optional<Stamp> stamp = stampRepository.findByInvenNickname(invenNickname);
+        if (stamp.isPresent()) {
+            return stamp.get().getStampImage();
+        }
+        return new byte[0];
+    }
 }
 

app-maple-stamp-api/src/main/java/com/mapletrend/appmaplestampapi/service/dto/response/StampResponse.java renamed to app-maple-stamp-api/src/main/java/com/mapletrend/appmaplestampapi/service/dto/response/StampImageResponse.java

@@ -1,9 +1,13 @@
 package com.mapletrend.appmaplestampapi.service.dto.response;
 
+import lombok.Builder;
 import lombok.Getter;
 import lombok.RequiredArgsConstructor;
 
 @RequiredArgsConstructor
+@Builder
 @Getter
-public class StampResponse {
+public class StampImageResponse {
+
+    private final byte[] stampImage;
 }

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

@@ -8,6 +8,8 @@ public interface StampRepository extends JpaRepository<Stamp, Long> {
 
     Optional<Stamp> findByUuid(String uuid);
 
+    Optional<Stamp> findByInvenNickname(String invenNickname);
+
     Optional<Stamp> findByNexonApiKeyAndInvenNicknameAndCharacterName(String apiKey, String invenNickname,
                                                                       String characterName);
 }