private bool HandleTradeOfferUpdate(Offer offer)
{
if (knownTradeOffers.ContainsKey(offer.TradeOfferId) && knownTradeOffers[offer.TradeOfferId] == offer.TradeOfferState)
{
return(false);
}
//make sure the api loaded correctly sometimes the items are missing
if (IsOfferValid(offer))
{
SendOfferToHandler(offer);
}
else
{
var resp = webApi.GetTradeOffer(offer.TradeOfferId);
if (IsOfferValid(resp.Offer))
{
SendOfferToHandler(resp.Offer);
}
else
{
Debug.WriteLine("Offer returned from steam api is not valid : " + resp.Offer.TradeOfferId);
return(false);
}
}
return(true);
}
/// <summary>
/// Gets the currently active trade offers from the web api and processes them
/// </summary>
/// <returns></returns>
public bool GetActiveTradeOffers()
{
var offers = webApi.GetActiveTradeOffers(false, true, false);
if (offers != null && offers.TradeOffersReceived != null)
{
foreach (var offer in offers.TradeOffersReceived)
{
if (offer.TradeOfferState == TradeOfferState.TradeOfferStateActive && !tradeOfferHistory.Contains(offer.TradeOfferId))
{
//make sure the api loaded correctly sometimes the items are missing
if (IsOfferValid(offer))
{
SendOfferToHandler(offer);
}
else
{
var resp = webApi.GetTradeOffer(offer.TradeOfferId);
if (IsOfferValid(resp.Offer))
{
SendOfferToHandler(resp.Offer);
}
else
{
//todo: log steam api is giving us invalid offers.
Debug.WriteLine("Offer returned from steam api is not valid : " + resp.Offer.TradeOfferId);
}
}
}
}
return(true);
}
return(false);
}
public TradeOfferAcceptResponse Accept(string tradeOfferId, string partnerId = "")
{
var data = new NameValueCollection();
data.Add("sessionid", steamWeb.SessionId);
data.Add("serverid", "1");
data.Add("tradeofferid", tradeOfferId);
if (partnerId != "")
{
data.Add("partner", partnerId);
}
string url = string.Format("https://steamcommunity.com/tradeoffer/{0}/accept", tradeOfferId);
string referer = string.Format("https://steamcommunity.com/tradeoffer/{0}/", tradeOfferId);
string resp = steamWeb.Fetch(url, "POST", data, false, referer, true);
if (!String.IsNullOrEmpty(resp))
{
try
{
var res = JsonConvert.DeserializeObject <TradeOfferAcceptResponse>(resp);
//steam can return 'null' response
if (res != null)
{
res.Accepted = string.IsNullOrEmpty(res.TradeError);
return(res);
}
}
catch (JsonException)
{
return(new TradeOfferAcceptResponse {
TradeError = "Error parsing server response: " + resp
});
}
}
//if it didn't work as expected, check the state, maybe it was accepted after all
var tradeOffer = webApi.GetTradeOffer(tradeOfferId);
var state = TradeOfferState.TradeOfferStateUnknown;
if (tradeOffer != null && tradeOffer.Offer != null)
{
state = tradeOffer.Offer.TradeOfferState;
}
if (state != TradeOfferState.TradeOfferStateAccepted)
{
File.AppendAllText("failedtrades", "+++++++++++++++++++++++++++++\n");
File.AppendAllText("failedtrades", JObject.FromObject(tradeOffer).ToString(Formatting.Indented));
File.AppendAllText("failedtrades", "\n----------------------------\n");
}
return(new TradeOfferAcceptResponse {
Accepted = state == TradeOfferState.TradeOfferStateAccepted
});
}