public async Task <LiveChartModel> Visualize(DateTime date)
{
var ticksToShow = new ChartValues <decimal>();
seriesCollection = new SeriesCollection
{
new LineSeries
{
Values = ticksToShow,
PointGeometrySize = 1,
PointForeground = Brushes.Black,
Foreground = Brushes.Black,
},
};
var historyProvider = new FinamQuotesHistoryProvider(
new FinamTicksParser(),
new FinamCandlesParser(),
new FinamQuotesHistoryClient(
new HistoryConfiguration()));
Log("Load ticks");
ticks = (await historyProvider.GetTicksHistory(
"GAZP",
date.Date,
date.Date.AddDays(1),
CancellationToken.None)).Ticks.ToList();
Log($"{ticks.Count} ticks loaded");
textBlock.Dispatcher.InvokeAsync(async() =>
{
using var strategy = new RandomStrategy(10);
strategy.Subscribe(this);
for (var i = 0; i < ticks.Count; i++)
{
Log($"Tick {i} of {ticks.Count}");
var tick = ticks[i];
strategy.OnTick(tick);
ticksToShow.Add(tick.Value);
await Task.Delay(20);
}
var report = new Report(strategy);
Log(report.ToString());
});
var ticksDates = ticks.Select(x => x.DateTime.ToString("HH:mm:ss")).ToList();
return(new LiveChartModel
{
SeriesCollection = seriesCollection,
Labels = ticksDates,
MinY = ticks.Min(x => x.Value),
MaxY = ticks.Max(x => x.Value),
});
}
