public void WeChat(int acountId = 2) { var query = _httpContext.HttpContext.Request.QueryString.Value; var wxConfig = _config.WechatAccount.FirstOrDefault(x => x.AcountId == acountId); //首次握手 string redirectUrl = $"{ wxConfig.RedirectUrl}{query}"; _httpContext.HttpContext.Response.Redirect(_oauthService.GetWeChatCode(WebUtility.UrlEncode(redirectUrl), wxConfig, true), true); }