public async Task <ExitCode> ExecuteAsync()
{
var league = new League(
Conversions.ToNation(this.options.Nation),
this.options.Tier,
Conversions.ToStartingYear(this.options.StartingYear, this.clock));
if (this.options.Update)
{
await UpdateCommand.UpdateFromServer(league);
Console.WriteLine();
}
var seasonSoFar = TableCommand.CalculateAndDisplayLeagueTable(league, Conversions.ToDate(this.options.On));
Console.WriteLine();
Console.WriteLine($"Simulating {this.options.Times:N0} times ...");
var stopwatch = new Stopwatch();
stopwatch.Start();
var seasonSimulator = new SeasonSimulator();
var result = seasonSimulator.Simulate(this.options.Resim, this.options.Times, seasonSoFar);
stopwatch.Stop();
Console.WriteLine();
Console.WriteLine(CreateSimulationGrid(result.Teams, league.PositionGroupings));
Console.WriteLine();
Console.WriteLine($"Elapsed time: {stopwatch.Elapsed}");
if (this.options.Csv != null)
{
await OutputToCsv(result.Teams, league.PositionGroupings, this.options.Csv);
Console.WriteLine();
Console.WriteLine($"Results output to {this.options.Csv}");
}
return(ExitCode.Success);
}
public Task <ExitCode> ExecuteAsync()
{
var league = new League(
Conversions.ToNation(this.options.Nation),
this.options.Tier,
Conversions.ToStartingYear(this.options.StartingYear, this.clock));
var season = TableCommand.CalculateAndDisplayLeagueTable(league, on: null);
Console.WriteLine();
var homeConstant = Calculator.CalculateHomeConstant(season);
var awayConstant = Calculator.CalculateAwayConstant(season);
// TODO: cope with null
var homeTablePlacing = season.Table.SingleOrDefault(tp => tp.TeamName == this.options.Home);
var awayTablePlacing = season.Table.SingleOrDefault(tp => tp.TeamName == this.options.Away);
var expectedScore = Calculator.CalculateExpectedScore(homeTablePlacing, awayTablePlacing, homeConstant, awayConstant);
Console.WriteLine($"{homeTablePlacing.TeamName} v {awayTablePlacing.TeamName}");
Console.WriteLine($"Expected: {expectedScore.Home:N2} - {expectedScore.Away:N2}");
Console.WriteLine();
var distribution = new ExpectedScoreDistribution(expectedScore);
var sampleScores = distribution
.TakeSamples(this.options.Times);
var probabilities = CalculateProbabilities(sampleScores);
Console.WriteLine($"{homeTablePlacing.TeamName}: {probabilities[Result.HomeWin]:N2}%");
Console.WriteLine($"Draw: {probabilities[Result.Draw]:N2}%");
Console.WriteLine($"{awayTablePlacing.TeamName}: {probabilities[Result.AwayWin]:N2}%");
return(Task.FromResult(ExitCode.Success));
}
