public MiniCode2Session AuthUserOpenId() { string code = Request.Query["code"]; MiniCode2Session result = null; if (!string.IsNullOrEmpty(code)) { result = WXApi.GetOpenIdForWxMini(code); result.HasExistInWX = _UserSrv.ExistUnionId(result.unionid); return(result); } return(new MiniCode2Session()); }