Feature 37/팜클럽 생성 가능 여부 api

src/main/java/com/modernfarmer/farmusspring/domain/farmclub/controller/FarmClubController.java

@@ -147,4 +147,11 @@ public BaseResponseDto<?> withdrawFarmClub(
         farmClubService.withdrawFarmClub(farmClubId, user.getUserId(), deleteVeggie);
         return BaseResponseDto.of(SuccessCode.SUCCESS, null);
     }
+
+    @GetMapping("/check")
+    public BaseResponseDto<?> createFarmClubCheck(
+            @AuthenticationPrincipal CustomUser user
+    ) {
+        return BaseResponseDto.of(SuccessCode.SUCCESS, farmClubService.checkCreateFarmClub(user.getUserId()));
+    }
 }

src/main/java/com/modernfarmer/farmusspring/domain/farmclub/dto/res/CreateFarmClubCheckResponseDto.java

@@ -0,0 +1,17 @@
+package com.modernfarmer.farmusspring.domain.farmclub.dto.res;
+
+import lombok.AccessLevel;
+import lombok.Builder;
+
+@Builder(access = AccessLevel.PRIVATE)
+public record CreateFarmClubCheckResponseDto(
+        Boolean isPossible,
+        Long reason
+) {
+    public static CreateFarmClubCheckResponseDto of(Boolean isPossible, Long reason) {
+        return CreateFarmClubCheckResponseDto.builder()
+                .isPossible(isPossible)
+                .reason(reason)
+                .build();
+    }
+}

src/main/java/com/modernfarmer/farmusspring/domain/farmclub/service/FarmClubService.java

@@ -41,6 +41,21 @@ public class FarmClubService {
     private final MissionPostRepository missionPostRepository;
     private final FarmClubRepository farmClubRepository;
 
+    public CreateFarmClubCheckResponseDto checkCreateFarmClub(Long userId) {
+        List<MyVeggieVo> myVeggieList = myVeggieHelper.getMyVeggieInfo(userId);
+        log.info("myVeggieList: {}", myVeggieList);
+        if (!myVeggieList.isEmpty()) {
+            return CreateFarmClubCheckResponseDto.of(true, 0L);
+        } else {
+            if (myVeggieHelper.checkMyVeggie(userId)) {
+                return CreateFarmClubCheckResponseDto.of(false, 1L);
+            } else {
+                return CreateFarmClubCheckResponseDto.of(false, 2L);
+
+            }
+        }
+    }
+
     @Transactional
     public CreateFarmClubResponseDto createFarmClub(CreateFarmClubRequestDto request, Long userId) {
         // 몽고에서 이미지, 난이도 가져오기

src/main/java/com/modernfarmer/farmusspring/domain/myveggiegarden/helper/MyVeggieHelper.java

@@ -31,6 +31,10 @@ public List<MyVeggieVo> getMyVeggieInfo(Long userId) {
         return myVeggieRepository.findMyVeggieInfoForCreate(userId);
     }
 
+    public Boolean checkMyVeggie(Long userId) {
+        return myVeggieRepository.existsById(userId);
+    }
+
     public void deleteMyVeggie(Long id) {
         myVeggieRepository.deleteById(id);
     }