/// <summary>
/// Reset current depth
/// </summary>
/// <param name="tde">Trade depth entity</param>
private void ResetCurrentDepth(TradeDepthEntity tde)
{
if (tde == null)
{
return;
}
AskGrid.SelectionMode = DataGridViewSelectionMode.CellSelect;
AskGrid.ReadOnly = true;
BidGrid.SelectionMode = DataGridViewSelectionMode.CellSelect;
BidGrid.ReadOnly = true;
AskGrid.DataSource = tde.AsksList;
AskGrid.AutoResizeColumns();
BidGrid.DataSource = tde.BidsList;
BidGrid.AutoResizeColumns();
}
/// <summary>
/// Get trade Depth
/// </summary>
/// <returns></returns>
public TradeDepthEntity GetTradeDepth(int symbolId)
{
try
{
var buyResult = DragonExPublicApis.Instance.GetMarketBuy(symbolId);
var sellResult = DragonExPublicApis.Instance.GetMarketSell(symbolId);
TradeDepthEntity tde = new TradeDepthEntity();
tde.TradeName = Constants.TRADE_NAME_DRAGON_EX;
tde.AsksList = new List <AskBidEntity>();
tde.BidsList = new List <AskBidEntity>();
var bidsNodes = buyResult.Elements("data");
var asksNodes = sellResult.Elements("data");
AskBidEntity tempItem;
int getRow = Constants.DEPTH_DISPLAY_ROW - 1;
if (asksNodes.Count() < Constants.DEPTH_DISPLAY_ROW)
{
getRow = asksNodes.Count() - 1;
}
for (int i = getRow; i >= 0; i--)
{
var asksItem = asksNodes.ElementAt(i);
tempItem = new AskBidEntity();
tempItem.No = i + 1;
tempItem.Price = decimal.Parse(CommonUtils.GetAskBidElementValue(asksItem.FirstNode));
tempItem.Amount = decimal.Parse(CommonUtils.GetAskBidElementValue(asksItem.LastNode));
tde.AsksList.Add(tempItem);
}
tde.MinAsk = tde.AsksList[getRow];
tde.MinSecAsk = tde.AsksList[getRow - 1];
tde.MinThdAsk = tde.AsksList[getRow - 2];
getRow = Constants.DEPTH_DISPLAY_ROW - 1;
if (bidsNodes.Count() < Constants.DEPTH_DISPLAY_ROW)
{
getRow = bidsNodes.Count() - 1;
}
for (int i = 0; i <= getRow; i++)
{
var bidsItem = bidsNodes.ElementAt(i);
tempItem = new AskBidEntity();
tempItem.No = i + 1;
tempItem.Price = decimal.Parse(CommonUtils.GetAskBidElementValue(bidsItem.FirstNode));
tempItem.Amount = decimal.Parse(CommonUtils.GetAskBidElementValue(bidsItem.LastNode));
tde.BidsList.Add(tempItem);
}
tde.MaxBid = tde.BidsList[0];
tde.MaxSecBid = tde.BidsList[1];
tde.MaxThdBid = tde.BidsList[2];
return(tde);
}
catch (Exception ex)
{
// If any error happened when Trading, out error log
var logMsg = "Exception happened when getting market info in dragonex.Exception:" + Environment.NewLine
+ ex.Message + Environment.NewLine + ex.StackTrace + Environment.NewLine;
LogTool.LogTradeInfo(logMsg, LogLevels.ERROR);
}
return(null);
}
/// <summary>
/// Update trade depth
/// </summary>
/// <param name="symbolId"></param>
public void UpdateTradeDepth(int symbolId)
{
this.Tde = GetTradeDepth(symbolId);
}
