IRIS过滤容错: 后端SQL失败时降级全量+前端严格过滤department===IRIS

backend/app/api/v1/endpoints/users.py

@@ -25,20 +25,37 @@ def list_users(
     """获取 MOM 系统用户列表，默认只返回 IRIS 部门"""
     db = MomSessionLocal()
     try:
-        base_sql = """
-            SELECT id, username,
-                   SPLIT_PART(username, '/', 1) AS full_name,
-                   COALESCE(department, '') AS department
-            FROM sys_user
-            WHERE department = :dept
-        """
-        params = {"dept": dept, "lim": limit}
-        if keyword.strip():
-            sql = text(base_sql + " AND username ILIKE :kw ORDER BY username LIMIT :lim")
-            params["kw"] = f"%{keyword.strip()}%"
-        else:
-            sql = text(base_sql + " ORDER BY username LIMIT :lim")
-        rows = db.execute(sql, params).fetchall()
+        # 尝试按部门过滤；若 sys_user 无 department 列则降级全量查询
+        try:
+            base_sql = """
+                SELECT id, username,
+                       SPLIT_PART(username, '/', 1) AS full_name,
+                       COALESCE(department, '') AS department
+                FROM sys_user
+                WHERE department = :dept
+            """
+            params = {"dept": dept, "lim": limit}
+            if keyword.strip():
+                sql = text(base_sql + " AND username ILIKE :kw ORDER BY username LIMIT :lim")
+                params["kw"] = f"%{keyword.strip()}%"
+            else:
+                sql = text(base_sql + " ORDER BY username LIMIT :lim")
+            rows = db.execute(sql, params).fetchall()
+        except Exception:
+            # 降级：不使用 department 列过滤
+            fallback_sql = """
+                SELECT id, username,
+                       SPLIT_PART(username, '/', 1) AS full_name,
+                       '' AS department
+                FROM sys_user
+            """
+            params = {"lim": limit}
+            if keyword.strip():
+                sql = text(fallback_sql + " WHERE username ILIKE :kw ORDER BY username LIMIT :lim")
+                params["kw"] = f"%{keyword.strip()}%"
+            else:
+                sql = text(fallback_sql + " ORDER BY username LIMIT :lim")
+            rows = db.execute(sql, params).fetchall()
 
         return [
             UserOption(