public bool Accept(string tradeOfferId, out string tradeId)
{
tradeId = "";
var data = new NameValueCollection();
data.Add("sessionid", steamWeb.SessionId);
data.Add("serverid", "1");
data.Add("tradeofferid", tradeOfferId);
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);
if (!String.IsNullOrEmpty(resp))
{
try
{
var result = JsonConvert.DeserializeObject <TradeOfferAcceptResponse>(resp);
if (!String.IsNullOrEmpty(result.TradeId))
{
tradeId = result.TradeId;
return(true);
}
//todo: log the error
Debug.WriteLine(result.TradeError);
}
catch (JsonException jsex)
{
Debug.WriteLine(jsex);
}
}
else
{
var state = webApi.GetOfferState(tradeOfferId);
if (state == TradeOfferState.TradeOfferStateAccepted)
{
return(true);
}
}
return(false);
}
public TradeOfferAcceptResponse Accept(string tradeOfferId)
{
var data = new NameValueCollection();
data.Add("sessionid", steamWeb.SessionId);
data.Add("serverid", "1");
data.Add("tradeofferid", tradeOfferId);
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 state = webApi.GetOfferState(tradeOfferId);
return(new TradeOfferAcceptResponse {
Accepted = state == TradeOfferState.TradeOfferStateAccepted
});
}
public bool Decline(string tradeOfferId)
{
var data = new NameValueCollection();
data.Add("sessionid", steamWeb.SessionId);
data.Add("serverid", "1");
data.Add("tradeofferid", tradeOfferId);
string url = string.Format("https://steamcommunity.com/tradeoffer/{0}/decline", tradeOfferId);
//should be https://steamcommunity.com/{0}/{1}/tradeoffers - id/profile persona/id64 ideally
string referer = string.Format("https://steamcommunity.com/tradeoffer/{0}/", tradeOfferId);
var resp = steamWeb.Fetch(url, "POST", data, false, referer);
if (!String.IsNullOrEmpty(resp))
{
try
{
var json = JsonConvert.DeserializeObject <NewTradeOfferResponse>(resp);
if (json.TradeOfferId != null && json.TradeOfferId == tradeOfferId)
{
return(true);
}
}
catch (JsonException jsex)
{
Debug.WriteLine(jsex);
}
}
else
{
var state = webApi.GetOfferState(tradeOfferId);
if (state == TradeOfferState.TradeOfferStateDeclined)
{
return(true);
}
}
return(false);
}