/// <summary>
/// Sends a trade offer to the specified recipient that's not on your friends list using the trade url. If is not the case, use SendTradeOffer function.
/// </summary>
/// <param name="partnerSid">The SteamId64 (ulong) of the person to send the offer to.</param>
/// <param name="token">The token part from the recipient's trade url. Example: a1b2cdEF</param>
/// <param name="tradeoffermessage">An optional message to be sent with the offer. Can be null.</param>
/// <param name="serverid">Almost always 1, not quite sure what other numbers do.</param>
/// <param name="offer">A TradeOffer object containing the trade parameters.</param>
/// <param name="container">Auth Cookies MUST be passed here, the function will fail if not.</param>
/// <returns>A SendOfferResponse object.</returns>
public SendOfferResponse SendTradeOfferWithLink(ulong partnerSid, string token, string tradeoffermessage,
string serverid, TradeOffer offer, CookieContainer container)
{
const string url = "https://steamcommunity.com/tradeoffer/new/send";
container.Add(new Cookie("bCompletedTradeOfferTutorial", "true") { Domain = "steamcommunity.com" });
string sessionid = (from Cookie cookie in container.GetCookies(new Uri("https://steamcommunity.com"))
where cookie.Name == "sessionid"
select cookie.Value).FirstOrDefault();
CEconTradeOffer offerToken = new CEconTradeOffer { TradeOfferAccessToken = token };
var data = new Dictionary<string, string>
{
{"sessionid", sessionid},
{"serverid", serverid},
{"partner", partnerSid.ToString()},
{"tradeoffermessage", tradeoffermessage},
{"json_tradeoffer", JsonConvert.SerializeObject(offer)},
{"captcha", string.Empty},
{"trade_offer_create_params", JsonConvert.SerializeObject(offerToken)}
};
return
_web.RetryFetch(TimeSpan.FromSeconds(10), 20, url, "POST", data, container, false,
string.Format("https://steamcommunity.com/tradeoffer/new/?partner={0}&token={1}",
IdConversions.UlongToAccountId(partnerSid), token))
.DeserializeJson<SendOfferResponse>();
}
/// <summary>
/// Marks the inUse bool of the assets specified in the trade offer.
/// </summary>
/// <param name="offer">TradeOffer to mark.</param>
/// <param name="inUse">Bool to set.</param>
public void MarkMyAssets(TradeOffer offer, bool inUse)
{
foreach (var asset in offer.Me.Assets)
Inventories[Convert.ToUInt32(asset.AppId)].MarkAsset(asset, inUse);
}
/// <summary>
/// Modifies an existing trade offer.
/// </summary>
/// <param name="partnerSid">The SteamId64 (ulong) of the person whose offer will be modified.</param>
/// <param name="tradeoffermessage">An otpional message to be sent with the trade offer. Can be null.</param>
/// <param name="serverid">Almost always 1, not quite sure what other numbers do.</param>
/// <param name="tradeofferidCountered">The TradeId of the offer to counter or modify.</param>
/// <param name="offer">A TradeOffer object containing the trade parameters. </param>
/// <param name="container">Auth Cookies MUST be passed here, the function will fail if not.</param>
/// <returns>A SendOfferResponse object.</returns>
public SendOfferResponse ModifyTradeOffer(ulong partnerSid, string tradeoffermessage,
string serverid, uint tradeofferidCountered, TradeOffer offer, CookieContainer container)
{
const string url = "https://steamcommunity.com/tradeoffer/new/send";
container.Add(new Cookie("bCompletedTradeOfferTutorial", "true") { Domain = "steamcommunity.com" });
string sessionid = (from Cookie cookie in container.GetCookies(new Uri("https://steamcommunity.com"))
where cookie.Name == "sessionid"
select cookie.Value).FirstOrDefault();
var data = new Dictionary<string, string>
{
{"sessionid", sessionid},
{"serverid", serverid},
{"partner", partnerSid.ToString()},
{"tradeoffermessage", tradeoffermessage},
{"json_tradeoffer", JsonConvert.SerializeObject(offer)},
{"captcha", string.Empty},
{"trade_offer_create_params", "{}"},
{"tradeofferid_countered", tradeofferidCountered.ToString()}
};
return _web.Fetch(url, "POST", data, container, false,
"https://steamcommunity.com/tradeoffer/" + tradeofferidCountered + "/")
.DeserializeJson<SendOfferResponse>();
}
/// <summary>
/// Sends a trade offer to the specified recipient.
/// </summary>
/// <param name="partnerSid">The SteamId64 (ulong) of the person to send the offer to.</param>
/// <param name="container">Auth Cookies MUST be passed here, the function will fail if not.</param>
/// <param name="tradeoffermessage">An optional message to be sent with the offer. Can be null.</param>
/// <param name="serverid">Almost always 1, not quite sure what other numbers do.</param>
/// <param name="offer">A TradeOffer object containing the trade parameters.</param>
/// <returns>A SendOfferResponse object.</returns>
public SendOfferResponse SendTradeOffer(ulong partnerSid, CookieContainer container, string tradeoffermessage,
string serverid, TradeOffer offer)
{
const string url = "https://steamcommunity.com/tradeoffer/new/send";
container.Add(new Cookie("bCompletedTradeOfferTutorial", "true") {Domain = "steamcommunity.com"});
var data = new Dictionary<string, string>
{
{"sessionid", Web.Web.SessionId},
{"serverid", serverid},
{"partner", partnerSid.ToString()},
{"tradeoffermessage", tradeoffermessage},
{"json_tradeoffer", JsonConvert.SerializeObject(offer)},
{"captcha", string.Empty},
{"trade_offer_create_params", "{}"}
};
return JsonConvert.DeserializeObject<SendOfferResponse>(_web.Fetch(url, "POST", data, container, false,
"https://steamcommunity.com/tradeoffer/new/?partner=" +
SteamIdOperations.ConvertSteamIdToAccountId(SteamIdOperations.ConvertUlongToSteamId(partnerSid))).ReadStream());
}
/// <summary>
/// Modifies an existing trade offer.
/// </summary>
/// <param name="partnerSid">The SteamId64 (ulong) of the person whose offer will be modified.</param>
/// <param name="tradeoffermessage">An otpional message to be sent with the trade offer. Can be null.</param>
/// <param name="serverid">Almost always 1, not quite sure what other numbers do.</param>
/// <param name="tradeofferidCountered">The TradeId of the offer to counter or modify.</param>
/// <param name="offer">A TradeOffer object containing the trade parameters. </param>
/// <param name="container">Auth Cookies MUST be passed here, the function will fail if not.</param>
/// <returns>A SendOfferResponse object.</returns>
public SendOfferResponse ModifyTradeOffer(ulong partnerSid, string tradeoffermessage,
string serverid, uint tradeofferidCountered, TradeOffer offer, CookieContainer container)
{
const string url = "https://steamcommunity.com/tradeoffer/new/send";
container.Add(new Cookie("bCompletedTradeOfferTutorial", "true")
{
Domain = "steamcommunity.com"
});
string sessionid = (from Cookie cookie in container.GetCookies(new Uri("https://steamcommunity.com"))
where cookie.Name == "sessionid"
select cookie.Value).FirstOrDefault();
var data = new Dictionary <string, string>
{
{ "sessionid", sessionid },
{ "serverid", serverid },
{ "partner", partnerSid.ToString() },
{ "tradeoffermessage", tradeoffermessage },
{ "json_tradeoffer", JsonConvert.SerializeObject(offer) },
{ "captcha", string.Empty },
{ "trade_offer_create_params", "{}" },
{ "tradeofferid_countered", tradeofferidCountered.ToString() }
};
return(_web.Fetch(url, "POST", data, container, false,
"https://steamcommunity.com/tradeoffer/" + tradeofferidCountered + "/")
.DeserializeJson <SendOfferResponse>());
}
/// <summary>
/// Sends a trade offer to the specified recipient.
/// </summary>
/// <param name="partnerSid">The SteamId64 (ulong) of the person to send the offer to.</param>
/// <param name="tradeoffermessage">An optional message to be sent with the offer. Can be null.</param>
/// <param name="serverid">Almost always 1, not quite sure what other numbers do.</param>
/// <param name="offer">A TradeOffer object containing the trade parameters.</param>
/// <param name="container">Auth Cookies MUST be passed here, the function will fail if not.</param>
/// <returns>A SendOfferResponse object.</returns>
public SendOfferResponse SendTradeOffer(ulong partnerSid, string tradeoffermessage,
string serverid, TradeOffer offer, CookieContainer container)
{
const string url = "https://steamcommunity.com/tradeoffer/new/send";
container.Add(new Cookie("bCompletedTradeOfferTutorial", "true") {Domain = "steamcommunity.com"});
string sessionid = (from Cookie cookie in container.GetCookies(new Uri("https://steamcommunity.com"))
where cookie.Name == "sessionid"
select cookie.Value).FirstOrDefault();
var data = new Dictionary<string, string>
{
{"sessionid", sessionid},
{"serverid", serverid},
{"partner", partnerSid.ToString()},
{"tradeoffermessage", tradeoffermessage},
{"json_tradeoffer", JsonConvert.SerializeObject(offer)},
{"captcha", string.Empty},
{"trade_offer_create_params", "{}"}
};
return
JsonConvert.DeserializeObject<SendOfferResponse>(
_web.RetryFetch(TimeSpan.FromSeconds(10), 20, url, "POST", data, container, false,
"https://steamcommunity.com/tradeoffer/new/?partner=" +
SteamIdOperations.ConvertSteamIdToAccountId(SteamIdOperations.ConvertUlongToSteamId(partnerSid)))
.ReadStream());
}
private static void PollOffers()
{
Console.WriteLine("Polling offers every ten seconds.");
bool isPolling = true;
var offerHandler = new EconServiceHandler(_config.ApiKey);
var marketHandler = new MarketHandler();
Inventory csgoInventory = new Inventory(_account.SteamId, 730);
marketHandler.EligibilityCheck(_account.SteamId, _account.AuthContainer);
//required to perform trades (?). Checks to see whether or not we're allowed to trade.
// ReSharper disable once ConditionIsAlwaysTrueOrFalse
// ReSharper disable once LoopVariableIsNeverChangedInsideLoop
while (isPolling) //permanent loop, can be changed
{
Thread.Sleep(10000);
var recData = new Dictionary<string, string>
{
{"get_received_offers", "1"},
{"active_only", "1"},
{"time_historical_cutoff", "999999999999"}
//arbitrarily high number to retrieve latest offers
};
var offers = offerHandler.GetTradeOffers(recData).TradeOffersReceived;
if (offers == null) continue;
foreach (CEconTradeOffer cEconTradeOffer in offers)
{
TradeOffer offer = new TradeOffer();
offer.Them.Assets = cEconTradeOffer.ItemsToReceive;
offer.Me.Assets.Add(csgoInventory.Items.First().Value.Items.First().ToCEconAsset(730));
offerHandler.ModifyTradeOffer(IdConversions.AccountIdToUlong(cEconTradeOffer.AccountIdOther),
"Here you go!", "1", cEconTradeOffer.TradeOfferId, offer, _account.AuthContainer);
}
}
}