protected virtual IDictionary <string, object> GetTicketRequest(PaymentRequest.TicketRequest request)
{
return(new SortedDictionary <string, object>()
{
{ "appid", _authority.Account.Code },
{ "mch_id", _authority.Code },
{ "now", DateTimeOffset.Now.ToUnixTimeSeconds() },
{ "out_trade_no", request.VoucherCode },
{ "sign_type", "MD5" },
{ "nonce_str", Guid.NewGuid().ToString("N") },
{ "auth_code", request.TicketId },
{ "attach", string.IsNullOrEmpty(request.Extra) ? null : request.Extra },
{ "device_info", request.Place.DeviceId },
{ "spbill_create_ip", request.Place.DeviceIp },
{ "total_fee", request.Amount.Value },
{ "fee_type", request.Amount.Currency },
{ "body", request.Description },
});
}
protected async ValueTask <OperationResult <(string identifier, string payer)> > PayTicketAsync(PaymentRequest.TicketRequest request, CancellationToken cancellation = default)
{
var dictionary = this.GetTicketRequest(request);
if (!dictionary.ContainsKey("sign"))
{
dictionary.TryAdd("sign", Utility.Postmark(dictionary, _authority.Secret));
}
var response = await HttpClientFactory.Xml.Client.PostAsync(@"https://api.mch.weixin.qq.com/pay/micropay", dictionary.CreateXmlContent(), cancellation);
var result = await response.GetXmlContentAsync(cancellation);
return(result != null && result.TryGetValue("transaction_id", out var id) && id != null?
OperationResult.Success((id, result["openid"])) :
