fix 문제 추천 및 문제 검색 숫자 integer 넘어가는 값 예외처리 및 integer에서 long으로 필드값 변경

fix: 숫자 기반 추천 숫자 검증 로직 추가 (#70)

src/main/java/com/api/TaveShot/domain/recommend/controller/RecommendController.java

@@ -38,7 +38,8 @@ public SuccessResponse<RecResponseDto> getUserBasedProList() throws IOException
             @ApiResponse(responseCode = "200", description = "추천 성공")
     })
     @GetMapping("/problem")
-    public SuccessResponse<RecResponseDto> getSolvedProList(@RequestParam(value = "solvedRecentId") Long solvedNumber)
+
+    public SuccessResponse<RecResponseDto> getSolvedProList(@RequestParam(value = "solvedRecentId") String solvedNumber)
             throws IOException {
         RecResponseDto responseDto = recommendService.getListByProblem(solvedNumber);
         return new SuccessResponse<>(responseDto);

src/main/java/com/api/TaveShot/domain/recommend/service/RecommendService.java

@@ -1,5 +1,7 @@
 package com.api.TaveShot.domain.recommend.service;
 
+import static com.api.TaveShot.global.util.NumberValidator.extractNumberFromRecommendString;
+
 import com.api.TaveShot.domain.Member.domain.Member;
 import com.api.TaveShot.domain.Member.repository.MemberRepository;
 import com.api.TaveShot.domain.recommend.domain.ProblemElement;
@@ -76,7 +78,9 @@ public RecResponseDto getListByUser() throws IOException {
     }
 
     // 문제 기반 추천 서비스
-    public RecResponseDto getListByProblem(Long solvedRecentId) throws IOException {
+    public RecResponseDto getListByProblem(String solvedRecentIdStr) throws IOException {
+
+        Long solvedRecentId = extractNumberFromRecommendString(solvedRecentIdStr);
 
         UserCrawlingDto dto = getUserInfo();
 

src/main/java/com/api/TaveShot/domain/search/service/SearchService.java

@@ -1,5 +1,7 @@
 package com.api.TaveShot.domain.search.service;
 
+import static com.api.TaveShot.global.util.NumberValidator.extractNumberFromBojString;
+
 import com.api.TaveShot.domain.recommend.repository.ProblemElementRepository;
 import com.api.TaveShot.domain.search.dto.GoogleItemDto;
 import com.api.TaveShot.domain.search.dto.GoogleListResponseDto;
@@ -68,12 +70,4 @@ public GoogleListResponseDto findBlog(String query, int index) {
 
     }
 
-    public Long extractNumberFromBojString(String input) {
-        Pattern pattern = Pattern.compile("백준 (\\d+)번");
-        Matcher matcher = pattern.matcher(input);
-        if (matcher.find()) {
-            return Long.parseLong(matcher.group(1));
-        }
-        throw new ApiException(ErrorType._PROBLEM_NOT_FOUND);
-    }
 }

src/main/java/com/api/TaveShot/global/util/NumberValidator.java

@@ -0,0 +1,25 @@
+package com.api.TaveShot.global.util;
+
+import com.api.TaveShot.global.exception.ApiException;
+import com.api.TaveShot.global.exception.ErrorType;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class NumberValidator {
+    public static Long extractNumberFromBojString(String input) {
+        Pattern pattern = Pattern.compile("백준 (\\d+)번");
+        Matcher matcher = pattern.matcher(input);
+        if (matcher.find()) {
+            return Long.parseLong(matcher.group(1));
+        }
+        throw new ApiException(ErrorType._PROBLEM_NOT_FOUND);
+    }
+
+    public static Long extractNumberFromRecommendString(String input) {
+        try {
+            return Long.parseLong(input);
+        } catch (Exception e) {
+            throw new ApiException(ErrorType._PROBLEM_NOT_FOUND);
+        }
+    }
+}