private void UpdateSectorTrendIndex(string sectorName, PriceBarSize priceBarSize)
{
Log(new LogMessage("IndexManager", $"Updating Trend Index [{sectorName} {priceBarSize.ToString()} {Settings.Instance.Sector_Trend_Bar_Count}]"));
//
// Find existing trend to update, or skip if none is found
//
var existingTrendIndex =
SectorTrends.Find(x => x.IndexName == sectorName &&
x.TrendPriceBarSize == priceBarSize &&
x.IndexSwingpointBarCount == Settings.Instance.Sector_Trend_Bar_Count);
TrendIndex updateIndexTrend = null;
//
// If the index exists, remove from local list, update, and re-add; otherwise create a new one and add
//
if (existingTrendIndex == null)
{
updateIndexTrend = CreateSectorIndex(sectorName, RefDataManager.Instance.GetAllSecurities(), priceBarSize);
if (updateIndexTrend != null)
{
SectorTrends.Add(updateIndexTrend);
}
}
else
{
SectorTrends.Remove(existingTrendIndex);
updateIndexTrend = UpdateSectorIndex(existingTrendIndex,
RefDataManager.Instance.GetAllSecurities().Where(x => x.Sector == sectorName).ToList());
if (updateIndexTrend != null)
{
SectorTrends.Add(updateIndexTrend);
}
}
//
// Save to database - this will overwrite an existing trend with the same identifiers
//
if (updateIndexTrend != null)
{
Database.SetTrendIndex(updateIndexTrend);
}
}
private void PopulateSectorTrendIndices(PriceBarSize priceBarSize)
{
foreach (string sector in Settings.Instance.MarketSectors)
{
Log(new LogMessage("IndexManager", $"Populating Trend Index [{sector} {priceBarSize.ToString()}]"));
//
// If a trend with the same identifiers was loaded, find and remove from local list
//
var existingTrendIndex =
SectorTrends.Find(x => x.IndexName == sector &&
x.TrendPriceBarSize == priceBarSize &&
x.IndexSwingpointBarCount == Settings.Instance.Sector_Trend_Bar_Count);
if (existingTrendIndex != null)
{
SectorTrends.Remove(existingTrendIndex);
}
//
// Create and add the new trend to the list
//
var newTrend = SectorTrends.AddAndReturn(CreateSectorIndex(sector, RefDataManager.Instance.GetAllSecurities(), priceBarSize));
//
// Save to database - this will overwrite an existing trend with the same identifiers
//
Database.SetTrendIndex(newTrend);
}
Log(new LogMessage("IndexManager", $"Trend Index Population Complete"));
}