public async Task <IActionResult> Addevaluate(EvaluateRequest eva) { string userName = HttpContext.Session.GetString("UserName"); log.InfoFormat(userName + " || Get into 添加评价"); try { var list = await _orderManager.AddevaluateAsync(eva); log.InfoFormat("添加评价成功" + (list != null ? Helper.JsonHelper.ToJson(list) : "")); ViewData["UserName"] = userName; return(RedirectToAction("Orderbuylist")); } catch (Exception e) { log.Error("添加评价失败,错误提示: " + Helper.JsonHelper.ToJson(e)); return(View("Error", e)); } }