-- 修复 role_permission.CreateUserId = '0' 导致登录失败
-- 症状：POST /rbac/auth/login → Could not parse CHAR(36) value as Guid: 0
-- 原因：seed_data_perm_rbac_menu.sql 曾写入 CreateUserId = 0
--
-- ⚠️ 在 RBAC 库（fake_simple_admin 或 API 连接的 RBAC 库）执行

SET @ADMIN_USER_ID = (
  SELECT `Id` FROM `user`
  WHERE `Account` = 'admin' AND (`IsDeleted` = 0 OR `IsDeleted` IS NULL)
  LIMIT 1
);
SET @ADMIN_USER_ID = IFNULL(
  @ADMIN_USER_ID,
  (SELECT `Id` FROM `user` WHERE `IsDeleted` = 0 OR `IsDeleted` IS NULL ORDER BY `CreateTime` LIMIT 1)
);

SELECT @ADMIN_USER_ID AS admin_user_id_used;

SELECT 'before fix' AS stage, rp.`Id`, rp.`RoleId`, rp.`PermissionCode`, rp.`CreateUserId`
FROM `role_permission` rp
WHERE CAST(rp.`CreateUserId` AS CHAR) = '0'
   OR (rp.`CreateUserId` IS NOT NULL AND rp.`CreateUserId` NOT REGEXP '^[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}$');

UPDATE `role_permission`
SET `CreateUserId` = @ADMIN_USER_ID
WHERE CAST(`CreateUserId` AS CHAR) = '0'
   OR (`CreateUserId` IS NOT NULL AND `CreateUserId` NOT REGEXP '^[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}$');

SELECT 'after fix (should be empty)' AS stage, rp.`Id`, rp.`RoleId`, rp.`PermissionCode`, rp.`CreateUserId`
FROM `role_permission` rp
WHERE CAST(rp.`CreateUserId` AS CHAR) = '0'
   OR (rp.`CreateUserId` IS NOT NULL AND rp.`CreateUserId` NOT REGEXP '^[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}$');