/// <summary>
/// sub premium index kline
/// </summary>
/// <param name="contractCode"></param>
/// <param name="period"></param>
/// <param name="callbackFun"></param>
/// <param name="id"></param>
public void SubPremiumIndexKLine(string contractCode, string period, _OnSubPremiumIndexKLineResponse callbackFun, string id = _DEFAULT_ID)
{
string ch = $"market.{contractCode}.premium_index.{period}";
WSSubData subData = new WSSubData()
{
sub = ch, id = id
};
Sub(JsonConvert.SerializeObject(subData), ch, callbackFun, typeof(SubIndexKLineResponse));
}
/// <summary>
/// sub premium index kline
/// </summary>
/// <param name="contractCode"></param>
/// <param name="period"></param>
/// <param name="callbackFun"></param>
/// <param name="id"></param>
public void SubPremiumIndexKLine(string contractCode, string period, _OnSubPremiumIndexKLineResponse callbackFun, string id = WebSocketOp.DEFAULT_ID)
{
string ch = $"market.{contractCode}.premium_index.{period}";
WSSubData subData = new WSSubData()
{
sub = ch, id = id
};
string sub_str = JsonConvert.SerializeObject(subData);
WebSocketOp wsop = new WebSocketOp(this.path, sub_str, callbackFun, typeof(SubIndexKLineResponse), true, this.host);
wsop.Connect();
}
