public async Task <IActionResult> Index(QrCodePayViewModel model)
{
if (!ModelState.IsValid)
{
ModelState.AddModelError(nameof(model), "invalid form data");
return(View(model));
}
var req = new GetQrCodeRequest
{
TotalAmount = model.totalAmount,
BillDate = model.billDate,
BillDesc = model.billDesc,
BillNo = model.billNo,
RequestTimestamp = model.requestTimestamp,
NotifyUrl = model.notifyUrl,
ReturnUrl = model.returnUrl
};
var res = await _client.ExecuteAsync(req);
if (string.IsNullOrWhiteSpace(res.ErrCode) && string.IsNullOrWhiteSpace(res.ErrMsg))
{
throw new Exception("请求失败:" + res.Body);
}
return(RedirectToAction(nameof(QrCode), new { code = res.BillQrCode }));
}
public override Task <GetQrCodeResponse> GetQrCode(GetQrCodeRequest request, ServerCallContext context)
{
var resp = new GetQrCodeResponse();
var qrCodeUrl = "https://mp.weixin.qq.com/cgi-bin/showqrcode?ticket=";
var accessToken = _redis.StringGet(CacheKey.UserAccessTokenPrefix + request.AppId);
if (accessToken.HasValue)
{
var result = WxWebApi.CreateQrCode(accessToken, request.Data);
if (result.ErrCode == 0)
{
resp.Expired = Util.GetTimestamp() + result.ExpireSeconds;
resp.ImageUrl = result.Url;
resp.QrcodeUrl = qrCodeUrl + result.Ticket;
}
else
{
resp.Error = new Error
{
ErrCode = result.ErrCode,
ErrMsg = result.ErrMsg
};
}
}
else
{
resp.Error = new Error
{
ErrCode = 99999,
ErrMsg = "AccessToken Missing"
};
}
return(Task.FromResult(resp));
}