Fix/#23 (#140)

* fix to origin version

* fix to random version

Author: dnwldla

src/main/java/com/helpie/backend/controller/group/GroupController.java

@@ -82,7 +82,7 @@ public ResponseEntity<RecommendedResponse> getGroupsByInterest(
         @AuthenticationPrincipal UserVo userVo,
         @RequestParam(defaultValue ="0") int page
     ){
-        Pageable pageable= PageRequest.of(page,5,Sort.by("createdAt").descending());
+        Pageable pageable= PageRequest.of(page,5);
         return ResponseEntity.ok(groupService.getGroupsByInterestV2(userVo.getId(),pageable));
     }
 

src/main/java/com/helpie/backend/repository/group/GroupRepository.java

@@ -45,11 +45,21 @@ AND g.status IN ('RECRUITING', 'RECRUITMENT_CLOSED')
 
 
 
-    @Query("""
-    SELECT g FROM Group g
-      WHERE g.status IN ('RECRUITING', 'RECRUITMENT_CLOSED')
-""")
-    Page<Group> findByInterestFiltersV2(Pageable pageable);
+    @Query(
+        value = """
+        SELECT *
+        FROM user_groups
+        WHERE status IN ('RECRUITING', 'RECRUITMENT_CLOSED')
+        ORDER BY RAND(:seed)
+        """,
+        countQuery = """
+        SELECT COUNT(*)
+        FROM user_groups
+        WHERE status IN ('RECRUITING', 'RECRUITMENT_CLOSED')
+        """,
+        nativeQuery = true
+    )
+    Page<Group> findByInterestFiltersV2(@Param("seed") long seed, Pageable pageable);