public FrmFillDownload()
{
var hourago = TT_Info.ToRestTimestamp(DateTime.UtcNow - new TimeSpan(1, 0, 0));
InitializeComponent();
InitializeColumnList();
clbColumns.Items.Clear();
foreach (FillColumn column in m_TradePaneColumns)
{
clbColumns.Items.Add(column, true);
}
this.FormClosing += FrmFillDownload_FormClosing;
cbFileMode.DataSource = Enum.GetValues(typeof(FileMode));
LoadSettings();
this.DragOver += FrmFillDownload_DragOver;
this.DragDrop += Debug_DragDrop;
FDLog.LogMessage("Starting up C# Fill Downloader v0.0.1");
}
private void DownloadFills()
{
// Perform REST request/response to download fill data, specifying our cached minimum timestamp as a starting point.
// On a successful response the timestamp will be updated so we run no risk of downloading duplicate fills.
List <TT_Fill> fills = new List <TT_Fill>();
do
{
var min_param = new RestSharp.Parameter("minTimestamp", TT_Info.ToRestTimestamp(m_minTimeStamp).ToString(), RestSharp.ParameterType.QueryString);
RestSharp.IRestResponse result = RestManager.GetRequest("ledger", "fills", min_param);
if (result.StatusCode != System.Net.HttpStatusCode.OK)
{
throw new Exception("Request for fills unsuccessful. Status:" + result.StatusCode.ToString() + "Error Message: " + result.ErrorMessage);
}
JObject json_data = JObject.Parse(result.Content);
foreach (var fill in json_data["fills"])
{
fills.Add(new TT_Fill(fill));
}
fills.Sort((f1, f2) => f1.UtcTimeStamp.CompareTo(f2.UtcTimeStamp));
RaiseFillDownloadEvent(fills);
if (fills.Count > 0 && m_running)
{
m_minTimeStamp = new DateTime(fills[fills.Count - 1].UtcTimeStamp.Ticks + 1);
}
}while (fills.Count == TT_Info.MAX_RESPONSE_FILLS);
}
private static DateTime FromRestTimestamp(string TT_TimeStamp)
{
long ticks = long.Parse(TT_TimeStamp);
return(TT_Info.FromRestTimestamp(ticks));
}
private void DownloadFills()
{
// Perform REST request/response to download fill data, specifying our cached minimum timestamp as a starting point.
// On a successful response the timestamp will be updated so we run no risk of downloading duplicate fills.
bool should_continue = false;
List <TT_Fill> fills = new List <TT_Fill>();
do
{
should_continue = false;
var min_param = new RestSharp.Parameter("minTimestamp", TT_Info.ToRestTimestamp(m_minTimeStamp).ToString(), RestSharp.ParameterType.QueryString);
RestSharp.IRestResponse result = RestManager.GetRequest("ledger", "fills", min_param);
if (result.StatusCode == System.Net.HttpStatusCode.GatewayTimeout)
{
should_continue = true;
DateTime max_time = DateTime.Now;
int retry_count = 0;
for (retry_count = 0; retry_count < max_retries; ++retry_count)
{
FDLog.LogMessage("Fill request timed out. Retrying....");
max_time = m_minTimeStamp + TimeSpan.FromTicks((max_time - m_minTimeStamp).Ticks / 2);
var max_param = new RestSharp.Parameter("maxTimestamp", TT_Info.ToRestTimestamp(max_time).ToString(), RestSharp.ParameterType.QueryString);
result = RestManager.GetRequest("ledger", "fills", min_param, max_param);
if (result.StatusCode == System.Net.HttpStatusCode.OK)
{
m_minTimeStamp = max_time;
break;
}
else if (result.StatusCode != System.Net.HttpStatusCode.GatewayTimeout)
{
throw new Exception(String.Format("Request for fills unsuccessful. (minTimestamp={0}) - Status: {1} - Error Message: {2}", min_param.Value.ToString(), result.StatusCode.ToString(), result.ErrorMessage));
}
if (retry_count == max_retries)
{
throw new Exception("Request for fills unsuccessful. Max Retries exceeded.");
}
}
}
else if (result.StatusCode != System.Net.HttpStatusCode.OK)
{
throw new Exception(String.Format("Request for fills unsuccessful. (minTimestamp={0}) - Status: {1} - Error Message: {2}", min_param.Value.ToString(), result.StatusCode.ToString(), result.ErrorMessage));
}
JObject json_data = JObject.Parse(result.Content);
FDLog.LogMessage(String.Format("Downloaded {0} fills.", json_data["fills"].Count()));
foreach (var fill in json_data["fills"])
{
fills.Add(new TT_Fill(fill));
}
fills.Sort((f1, f2) => f1.UtcTimeStamp.CompareTo(f2.UtcTimeStamp));
RaiseFillDownloadEvent(fills);
if (fills.Count > 0)
{
m_minTimeStamp = new DateTime(fills[fills.Count - 1].UtcTimeStamp.Ticks + 1);
}
should_continue |= (fills.Count == TT_Info.MAX_RESPONSE_FILLS);
should_continue &= m_running;
}while (should_continue);
}
