public List <PriceHistoryDay> PriceHistory(int appId, string hashName)
{
var url = Urls.Market + $"/pricehistory/?appid={appId}&market_hash_name={Uri.EscapeDataString(hashName)}";
var resp = this.steam.Request(url, Method.GET, Urls.Market, null, true, proxy: this.Proxy);
var respDes = JsonConvert.DeserializeObject <JPriceHistory>(resp.Data.Content);
if (!respDes.Success)
{
throw new SteamException($"Cannot get price history for [{hashName}]");
}
IEnumerable <dynamic> prices = Enumerable.ToList(respDes.Prices);
var list = prices.Select(
(g, index) =>
{
var count = 0;
if (g[2] != null && !int.TryParse(g[2].ToString(), out count))
{
throw new SteamException($"Cannot parse items count in price history. Index: {index}");
}
double price = 0;
if (g[1] != null && !double.TryParse(g[1].ToString(), out price))
{
throw new SteamException($"Cannot parse item price in price history. Index: {index}");
}
return(new PriceHistoryItem
{
DateTime = MarketUtils.SteamTimeConvertor(g[0].ToString()),
Count = count,
Price = Math.Round(price, 2)
});
}).GroupBy(x => x.DateTime.Date).Select(
g => new PriceHistoryDay {
Date = g.Key, History = g.Select(p => p).ToList()
}).ToList();
return(list);
}
