rest controller practice

rest-controller-practice/src/main/java/com/example/restcontroller/board/controller/ApiBoardScrapController.java

@@ -6,10 +6,7 @@ import com.example.restcontroller.common.model.ResponseResult;
 import com.example.restcontroller.util.JWTUtils;
 import lombok.RequiredArgsConstructor;
 import org.springframework.http.ResponseEntity;
-import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.*;
-import org.springframework.web.bind.annotation.PutMapping;
-import org.springframework.web.bind.annotation.RequestHeader;
-import org.springframework.web.bind.annotation.RestController;
 
 @RequiredArgsConstructor
 @RestController
@@ -30,4 +27,16 @@ public class ApiBoardScrapController {
 
         return ResponseResult.result(boardService.scrapBoard(id, email));
     }
+
+    @DeleteMapping("/api/scrap/{id}")
+    public ResponseEntity<?> chapter3_16(@PathVariable Long id,
+                                         @RequestHeader("TOKEN") String token) {
+        String email = "";
+        try {
+            email = JWTUtils.getIssuer(token);
+        } catch (JWTVerificationException e) {
+            return ResponseResult.fail("토큰 정보가 정확하지 않습니다.");
+        }
+        return ResponseResult.result(boardService.deleteScrapBoard(id, email));
+    }
 }

rest-controller-practice/src/main/java/com/example/restcontroller/board/service/BoardService.java

@@ -35,4 +35,6 @@ public interface BoardService {
     List<BoardReport> boardReportList();
 
     ServiceResult scrapBoard(Long id, String email);
+
+    ServiceResult deleteScrapBoard(Long id, String email);
 }

rest-controller-practice/src/main/java/com/example/restcontroller/board/service/BoardServiceImpl.java

@@ -275,4 +275,27 @@ public class BoardServiceImpl implements BoardService {
 
         return ServiceResult.success();
     }
+
+    @Transactional
+    @Override
+    public ServiceResult deleteScrapBoard(Long id, String email) {
+        Optional<BoardScrap> boardScrap = boardScrapRepository.findById(id);
+        if (!boardScrap.isPresent()) {
+            return ServiceResult.fail("삭제할 스크랩이 없습니다");
+        }
+        BoardScrap boardScrapEntity = boardScrap.get();
+
+        Optional<User> optionalUser = userRepository.findByEmail(email);
+        if (!optionalUser.isPresent()) {
+            return ServiceResult.fail("회원 정보가 존재하지 않습니다");
+        }
+        User userEntity = optionalUser.get();
+
+        if (boardScrapEntity.getUser().getId() != userEntity.getId()) {
+            return ServiceResult.fail("본인의 스크랩만 삭제할 수 있습니다");
+        }
+
+        boardScrapRepository.delete(boardScrapEntity);
+        return ServiceResult.success();
+    }
 }