/// <summary>
/// Zaif Streaming APIを呼び出します。
/// </summary>
/// <param name="cp">パラメーター。</param>
/// <param name="callback">コールバック。</param>
/// <returns>レスポンスとして返されるJSON形式の文字列。</returns>
public async Task StartStream(CurrencyPairsEnum cp, Action <StreamingData> callback, CancellationToken token)
{
double nonce = (DateTime.UtcNow - new DateTime(1970, 1, 1)).TotalSeconds;
if (Client.State != WebSocketState.Open)
{
await Client.ConnectAsync(new Uri(path + cp.ToString()), token).ConfigureAwait(false);
var tmpStr = "";
while (Client.State == WebSocketState.Open)
{
var buff = new ArraySegment <byte>(new byte[MessageBufferSize]);
var ret = await Client.ReceiveAsync(buff, token).ConfigureAwait(false);
tmpStr += (new UTF8Encoding()).GetString(buff.Take(ret.Count).ToArray());
var index = tmpStr.IndexOf("}{");
if (index >= 0)
{
var json = tmpStr.Substring(0, index + 1);
tmpStr = tmpStr.Remove(0, index + 1);
var result = JsonConvert.DeserializeObject <StreamingData>(json);
callback(result);
}
}
}
}
public async Task <Depth> Depth(CurrencyPairsEnum cp)
{
var json = await SendGetAsync("/depth/" + cp.ToString()).ConfigureAwait(false);
var result = JsonConvert.DeserializeObject <Depth>(json);
return(result);
}
public async Task <IEnumerable <PublicTrade> > Trades(CurrencyPairsEnum cp)
{
var json = await SendGetAsync("/trades/" + cp.ToString()).ConfigureAwait(false);
var result = JsonConvert.DeserializeObject <IEnumerable <PublicTrade> >(json);
return(result);
}
public async Task <LastPrice> LastPrice(CurrencyPairsEnum cp)
{
var json = await SendGetAsync("/last_price/" + cp.ToString()).ConfigureAwait(false);
var result = JsonConvert.DeserializeObject <LastPrice>(json);
return(result);
}
public async Task <Ticker> Ticker(string groupId, CurrencyPairsEnum cp)
{
string endpoint = "/ticker/" + groupId + "/" + cp.ToString();
var json = await SendGetAsync(endpoint).ConfigureAwait(false);
var result = JsonConvert.DeserializeObject <Ticker>(json);
return(result);
}
public async Task <IEnumerable <PublicTrade> > Trades(string groupId, CurrencyPairsEnum cp)
{
string endpoint = "/trades/" + groupId + "/" + cp.ToString();
var json = await SendGetAsync(endpoint).ConfigureAwait(false);
var result = JsonConvert.DeserializeObject <IEnumerable <PublicTrade> >(json);
return(result);
}
public async Task <LastPrice> LastPrice(string groupId = "all", CurrencyPairsEnum cp = CurrencyPairsEnum.None)
{
string endpoint;
if (cp == CurrencyPairsEnum.None)
{
endpoint = "/last_price/" + groupId;
}
else
{
endpoint = "/last_price/" + groupId + "/" + cp.ToString();
}
var json = await SendGetAsync(endpoint).ConfigureAwait(false);
var result = JsonConvert.DeserializeObject <LastPrice>(json);
return(result);
}
