private void HandleBackTestingChange(object sender, PrePostEventArgs e)
{
// If back testing is about to be enabled...
if (!BackTesting && e.Before)
{
// Turn off the update thread for each exchange
foreach (var exch in Exchanges)
{
exch.UpdateThreadActive = false;
}
// Turn off the update thread for each price data instance
foreach (var pd in PriceData)
{
pd.UpdateThreadActive = false;
}
// Deactivate all live trading bots (actually, deactivate all of them)
Bots.Clear();
// Integrate market updates so that updates from live data don't end up in back testing data.
IntegrateDataUpdates();
// Save and reset the current Fund container
Funds.SaveToSettings(Exchanges);
Funds.AssignFunds(new FundData[0]);
// Save and reset the indicator container
Indicators.Save();
Indicators.Clear();
// Disable live trading
AllowTrades = false;
}
// If back testing has just been enabled...
if (BackTesting && e.After)
{
// Create the fund container from the back testing settings
Funds.AssignFunds(SettingsData.Settings.BackTesting.TestFunds);
// Create the back testing bots
Bots.LoadFromSettings();
// Reset the balance collections in each exchange
foreach (var exch in Exchanges)
{
exch.Balance.Clear();
}
// Create the simulation manager
Simulation = new Simulation(TradingExchanges, PriceData, Bots);
// Enable backtesting bots based on their settings
foreach (var bot in Bots.Where(x => x.BackTesting))
{
bot.Active = bot.BotData.Active;
}
// Restore the backtesting indicators
Indicators.Load();
}
// If back testing is about to be disabled...
if (BackTesting && e.Before)
{
// Deactivate all back testing bots (actually, deactivate all of them)
Bots.Clear();
// Remove (without saving) the current fund container
Funds.AssignFunds(new FundData[0]);
// Save and reset the indicator container
Indicators.Save();
Indicators.Clear();
}
// If back testing has just been disabled...
if (!BackTesting && e.After)
{
// Clean up the simulation
Simulation = null;
// Restore the fund container from settings
Funds.AssignFunds(SettingsData.Settings.LiveFunds);
// Restore the indicators
Indicators.Load();
// Restore the live trading bots
Bots.LoadFromSettings();
// Reset the balance collections in each exchange
foreach (var exch in Exchanges)
{
exch.Balance.Clear();
}
// Turn on the update thread for each price data instance
foreach (var pd in PriceData)
{
pd.UpdateThreadActive = pd.RefCount != 0;
}
// Turn on the update thread for each exchange
foreach (var exch in Exchanges)
{
exch.UpdateThreadActive = exch.Enabled;
}
// Enable live trading bots based on their settings
foreach (var bot in Bots.Where(x => !x.BackTesting))
{
bot.Active = bot.BotData.Active;
}
}
}