[refactor] 스토리 조회 응답 sceneId 추가

Author: hhongyeahh

src/main/java/everTale/everTale_be/domain/story/controller/StoryController.java

@@ -26,12 +26,12 @@ public class StoryController {
     private final StoryService storyService;
 
     @Operation(summary = "단일 Scene 조회 API", description = "스토리 ID와 씬 번호를 기반으로 해당 씬의 내용을 조회합니다.")
-    @GetMapping("/{storyId}/scenes/{sceneNum}")
+    @GetMapping("/{storyId}/scenes/{pageNum}")
     public ApiResponse<SceneResponseDTO> getSceneBySceneNum(
             @Parameter(description = "스토리 ID") @PathVariable Long storyId,
-            @Parameter(description = "장면 번호") @PathVariable int sceneNum
+            @Parameter(description = "장면 번호") @PathVariable int pageNum
     ) {
-        SceneResponseDTO scene = storyService.getSceneBySceneNum(storyId, sceneNum);
+        SceneResponseDTO scene = storyService.getSceneBySceneNum(storyId, pageNum);
         return ApiResponse.onSuccess(scene);
     }
 

src/main/java/everTale/everTale_be/domain/story/dto/SceneResponseDTO.java

@@ -7,13 +7,15 @@
 @Getter
 @Builder
 public class SceneResponseDTO {
-    private int sceneNum;
+    private int pageNum;
+    private Long sceneId;
     private String content;
     private String imageUrl;
 
     public static SceneResponseDTO from(Scene scene) {
         return SceneResponseDTO.builder()
-                .sceneNum(scene.getPage())
+                .pageNum(scene.getPage())
+                .sceneId(scene.getId())
                 .content(scene.getContent())
                 .imageUrl(scene.getImageUrl())
                 .build();

src/main/java/everTale/everTale_be/domain/story/service/StoryService.java

@@ -49,8 +49,8 @@ public class StoryService {
 
     // Scene 단일 조회
     @Transactional(readOnly = true)
-    public SceneResponseDTO getSceneBySceneNum(Long storyId, int sceneNum) {
-        Scene scene = sceneRepository.findByStoryIdAndPage(storyId, sceneNum)
+    public SceneResponseDTO getSceneBySceneNum(Long storyId, int pageNum) {
+        Scene scene = sceneRepository.findByStoryIdAndPage(storyId, pageNum)
                 .orElseThrow(() -> new NotFoundHandler(ErrorStatus.SCENE_NOT_FOUND));
         return SceneResponseDTO.from(scene);
     }