[fix] 장소 관련 response 수정 (#242)

* fix: 장소 검색 시 사진이 없으면 null 처리

* fix: isVisited 필드명 변경

Author: StoneCAU

src/main/java/umc/catchy/domain/mapping/placeCourse/dto/response/PlaceInfoDetail.java

@@ -20,6 +20,6 @@ public class PlaceInfoDetail {
     private Long reviewCount;
     private Double placeLatitude;
     private Double placeLongitude;
-    private boolean visited;
+    private boolean isVisited;
     private boolean liked;
 }

src/main/java/umc/catchy/domain/mapping/placeCourse/service/PlaceCourseService.java

@@ -366,6 +366,8 @@ private String parsePlaceImageFromJson(String response) throws Exception {
             }
         }
 
+        if (photoReference.isBlank()) return null;
+
         // photo_reference로 photo_url 받아오기
         String query = String.format(
                 "photo?maxwidth=400&photoreference=%s&key=GOOGLE_API_KEY",

src/main/java/umc/catchy/domain/place/converter/PlaceConverter.java

@@ -78,7 +78,7 @@ public static PlaceInfoDetail toPlaceInfoDetail (Place place, Long reviewCount,
                 .reviewCount(reviewCount)
                 .placeLatitude(place.getLatitude())
                 .placeLongitude(place.getLongitude())
-                .visited(isVisited)
+                .isVisited(isVisited)
                 .liked(isLiked)
                 .build();
     }