From d7b0aca4e63d3096ca6f9a920abcbbfe4c1aaedb Mon Sep 17 00:00:00 2001
From: WilliamColton <forfun.william.c@gmail.com>
Date: Sun, 3 Aug 2025 22:36:29 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E6=94=B6=E5=88=B0=E7=9A=84?=
 =?UTF-8?q?=E7=82=B9=E8=B5=9E=E6=98=BE=E7=A4=BA=E5=BC=82=E5=B8=B8=E9=97=AE?=
 =?UTF-8?q?=E9=A2=98?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../openisle/repository/ReactionRepository.java   | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/backend/src/main/java/com/openisle/repository/ReactionRepository.java b/backend/src/main/java/com/openisle/repository/ReactionRepository.java
index dfd76871e..e66c1f568 100644
--- a/backend/src/main/java/com/openisle/repository/ReactionRepository.java
+++ b/backend/src/main/java/com/openisle/repository/ReactionRepository.java
@@ -31,12 +31,17 @@ public interface ReactionRepository extends JpaRepository<Reaction, Long> {
     long countByUserAfter(@Param("username") String username, @Param("start") java.time.LocalDateTime start);
 
     @Query("""
-            SELECT COUNT(r) FROM Reaction r
-            LEFT JOIN r.post p
+            SELECT COUNT(DISTINCT r.id)
+            FROM Reaction r
+            LEFT JOIN r.post    p
+            LEFT JOIN p.author  pa
             LEFT JOIN r.comment c
-            WHERE r.type = com.openisle.model.ReactionType.LIKE AND
-                  ((p IS NOT NULL AND p.author.username = :username) OR
-                   (c IS NOT NULL AND c.author.username = :username))
+            LEFT JOIN c.author  ca
+            WHERE r.type = com.openisle.model.ReactionType.LIKE
+              AND (
+                   (r.post    IS NOT NULL AND pa.username = :username)
+                OR (r.comment IS NOT NULL AND ca.username = :username)
+              )
             """)
     long countLikesReceived(@Param("username") String username);