[feat] 나만의 bar: 전체 삭제 기능 추가 #291

src/main/java/com/back/domain/mybar/controller/MyBarController.java

@@ -77,5 +77,15 @@ public RsData<Void> unkeep(
         myBarService.unkeep(userId, cocktailId);
         return RsData.of(200, "deleted");
     }
+
+    @DeleteMapping
+    @Operation(summary = "내 바 전체 삭제", description = "내 바에 담긴 모든 칵테일을 소프트 삭제합니다")
+    public RsData<Void> clearAll(
+            @AuthenticationPrincipal SecurityUser principal
+    ) {
+        Long userId = principal.getId();
+        myBarService.clearAll(userId);
+        return RsData.of(200, "cleared");
+    }
 }
 

src/main/java/com/back/domain/mybar/repository/MyBarRepository.java

@@ -38,6 +38,15 @@ public interface MyBarRepository extends JpaRepository<MyBar, Long> {
     /** 복원/재킵을 위해 status 무시하고 한 건 찾기 (없으면 Optional.empty) */
     Optional<MyBar> findByUser_IdAndCocktail_Id(Long userId, Long cocktailId);
 
+    @Modifying(clearAutomatically = true, flushAutomatically = true)
+    @Query("""
+        update MyBar m
+           set m.status = 'DELETED', m.deletedAt = CURRENT_TIMESTAMP
+         where m.user.id = :userId
+           and m.status = 'ACTIVE'
+    """)
+    int softDeleteAllByUser(Long userId);
+
     @Modifying(clearAutomatically = true, flushAutomatically = true)
     @Query("""
         update MyBar m

src/main/java/com/back/domain/mybar/service/MyBarService.java

@@ -123,5 +123,13 @@ public void unkeep(Long userId, Long cocktailId) {
             abvScoreService.revokeForKeep(userId);
         }
     }
+
+    @Transactional
+    public void clearAll(Long userId) {
+        int changed = myBarRepository.softDeleteAllByUser(userId);
+        if (changed > 0) {
+            abvScoreService.revokeForKeep(userId, changed);
+        }
+    }
 }
 

src/main/java/com/back/domain/user/service/AbvScoreService.java

@@ -58,6 +58,14 @@ public void revokeForKeep(Long userId) {
         addScore(userId, -KEEP_SCORE);
     }
 
+    @Transactional
+    public void revokeForKeep(Long userId, int count) {
+        if (count <= 0) {
+            return;
+        }
+        addScore(userId, -KEEP_SCORE * count);
+    }
+
     private void addScore(Long userId, double delta) {
         User user = userRepository.findById(userId)
                 .orElseThrow(() -> new ServiceException(404, "사용자를 찾을 수 없습니다."));

src/test/java/com/back/domain/mybar/controller/MyBarControllerTest.java

@@ -220,4 +220,22 @@ void unkeepCocktail() throws Exception {
 
         verify(myBarService).unkeep(principal.getId(), cocktailId);
     }
+
+    @Test
+    @DisplayName("Clear entire my bar")
+    void clearAllMyBar() throws Exception {
+        SecurityUser principal = createPrincipal(21L);
+
+        willDoNothing().given(myBarService).clearAll(principal.getId());
+
+        mockMvc.perform(delete("/me/bar")
+                        .with(withPrincipal(principal))
+                        .accept(MediaType.APPLICATION_JSON))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(200))
+                .andExpect(jsonPath("$.message").value("cleared"))
+                .andExpect(jsonPath("$.data").doesNotExist());
+
+        verify(myBarService).clearAll(principal.getId());
+    }
 }