public async Task <MarketView.Interface.Strategy.StrategyPerformance> GetStrategyPerformance(string strategyName)
{
MarketView.Interface.Strategy.StrategyPerformance strategyPerformance = null;
var strategyPerformanceFile = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, $"{Environment.UserName}_{strategyName}.txt");
if (File.Exists(strategyPerformanceFile))
{
using (var reader = File.OpenText(strategyPerformanceFile))
{
var json = await reader.ReadToEndAsync();
strategyPerformance = JsonConvert.DeserializeObject <MarketView.Interface.Strategy.StrategyPerformance>(json);
}
}
else
{
strategyPerformance = new MarketView.Interface.Strategy.StrategyPerformance {
Strategy = strategyName
};
await SaveStrategyPerformance(strategyPerformance).ConfigureAwait(false);
}
return(strategyPerformance);
}
public async Task SaveStrategyPerformance(MarketView.Interface.Strategy.StrategyPerformance strategyPerformance)
{
if (strategyPerformance == null)
{
return;
}
var strategyPerformanceFile = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, $"{Environment.UserName}_{strategyPerformance.Strategy}.txt");
var json = JsonConvert.SerializeObject(strategyPerformance);
UnicodeEncoding encoding = new UnicodeEncoding();
char[] chars = encoding.GetChars(encoding.GetBytes(json));
using (StreamWriter writer = File.CreateText(strategyPerformanceFile))
{
await writer.WriteAsync(chars, 0, chars.Length);
}
}
