/// <summary>
/// Creates a new trade offer with a token
/// </summary>
/// <param name="message">A message to include with the trade offer</param>
/// <param name="otherSteamId">The SteamID of the partner we are trading with</param>
/// <param name="status">The list of items we and they are going to trade</param>
/// <param name="token">The token of the partner we are trading with</param>
/// <param name="newTradeOfferId">The trade offer Id that will be created if successful</param>
/// <returns>True if successfully returns a newTradeOfferId, else false</returns>
public bool SendTradeOfferWithToken(string message, SteamID otherSteamId, TradeOffer.TradeStatus status,
string token, out string newTradeOfferId)
{
if (String.IsNullOrEmpty(token))
{
throw new ArgumentNullException("token", "Partner trade offer token is missing");
}
var offerToken = new OfferAccessToken()
{
TradeOfferAccessToken = token
};
var data = new NameValueCollection();
data.Add("sessionid", SessionId);
data.Add("partner", otherSteamId.ConvertToUInt64().ToString());
data.Add("tradeoffermessage", message);
data.Add("json_tradeoffer", JsonConvert.SerializeObject(status, JsonSerializerSettings));
data.Add("trade_offer_create_params", JsonConvert.SerializeObject(offerToken, JsonSerializerSettings));
string referer = string.Format("http://steamcommunity.com/tradeoffer/new/?partner={0}&token={1}",
otherSteamId.AccountID, token);
return(Request(SendUrl, data, referer, null, out newTradeOfferId));
}
/// <summary>
/// Creates a new counter offer
/// </summary>
/// <param name="message">A message to include with the trade offer</param>
/// <param name="otherSteamId">The SteamID of the partner we are trading with</param>
/// <param name="status">The list of items we and they are going to trade</param>
/// <param name="newTradeOfferId">The trade offer Id that will be created if successful</param>
/// <param name="tradeOfferId">The trade offer Id of the offer being countered</param>
/// <returns></returns>
public bool CounterOffer(string message, SteamID otherSteamId, TradeOffer.TradeStatus status, out string newTradeOfferId, string tradeOfferId)
{
if (String.IsNullOrEmpty(tradeOfferId))
{
throw new ArgumentNullException("tradeOfferId", "Trade Offer Id must be set for counter offers.");
}
var data = new NameValueCollection();
data.Add("sessionid", SessionId);
data.Add("partner", otherSteamId.ConvertToUInt64().ToString());
data.Add("tradeoffermessage", message);
data.Add("json_tradeoffer", JsonConvert.SerializeObject(status, JsonSerializerSettings));
data.Add("tradeofferid_countered", tradeOfferId);
data.Add("trade_offer_create_params", "{}");
string referer = string.Format("http://steamcommunity.com/tradeoffer/{0}/", tradeOfferId);
if (!Request(SendUrl, data, referer, tradeOfferId, out newTradeOfferId))
{
var state = WebApi.GetOfferState(tradeOfferId);
if (state == TradeOfferState.TradeOfferStateCountered)
{
return(true);
}
return(false);
}
return(true);
}
/// <summary>
/// Creates a new trade offer
/// </summary>
/// <param name="message">A message to include with the trade offer</param>
/// <param name="otherSteamId">The SteamID of the partner we are trading with</param>
/// <param name="status">The list of items we and they are going to trade</param>
/// <param name="newTradeOfferId">The trade offer Id that will be created if successful</param>
/// <returns>True if successfully returns a newTradeOfferId, else false</returns>
public bool SendTradeOffer(string message, SteamID otherSteamId, TradeOffer.TradeStatus status, out string newTradeOfferId)
{
var data = new NameValueCollection();
data.Add("sessionid", SessionId);
data.Add("partner", otherSteamId.ConvertToUInt64().ToString());
data.Add("tradeoffermessage", message);
data.Add("json_tradeoffer", JsonConvert.SerializeObject(status, JsonSerializerSettings));
data.Add("trade_offer_create_params", "{}");
string referer = string.Format("http://steamcommunity.com/tradeoffer/new/?partner={0}",
otherSteamId.AccountID);
return(Request(SendUrl, data, referer, null, out newTradeOfferId));
}