public async Task <bool> Handle(CreateTournament command,
CancellationToken cancellationToken = default(CancellationToken))
{
var tournament = new Tournament(command.Title, command.StartDate, command.EndDate);
await _context.Tournaments.AddAsync(tournament, cancellationToken);
return(await _context.SaveChangesAsync(cancellationToken) > 0);
}
public async Task <bool> Handle(CreateExpert command,
CancellationToken cancellationToken = default(CancellationToken))
{
var expert = new Expert(command.Nickname);
await _context.Experts.AddAsync(expert, cancellationToken);
return(await _context.SaveChangesAsync(cancellationToken) > 0);
}
public async Task <bool> Handle(UpdateTourInfo command,
CancellationToken cancellationToken = default(CancellationToken))
{
var tour = await _context.Tours.FindAsync(command.Id);
tour.UpdateInfo(command.Number, command.StartDate, command.EndDate);
return(await _context.SaveChangesAsync(cancellationToken) > 0);
}
public async Task <bool> Handle(DeleteTour command,
CancellationToken cancellationToken = default(CancellationToken))
{
var tour = await _context.Tours.FindAsync(command.Id);
_context.Remove(tour);
return(await _context.SaveChangesAsync(cancellationToken) > 0);
}
public async Task <bool> Handle(RollbackHeadToHeadTour request,
CancellationToken cancellationToken = default(CancellationToken))
{
var headToHeadTourId = request.HeadToHeadTourId;
var headToHeadTour = await _context.HeadToHeadTours.FetchWithMatches(FetchMode.ForModify).WithIdAsync(headToHeadTourId, cancellationToken);
headToHeadTour.Rollback();
return(await _context.SaveChangesAsync(cancellationToken) >= 0);
}
public async Task <bool> Handle(AddExpertTourPredictions request,
CancellationToken cancellationToken = default(CancellationToken))
{
var expertId = request.ExpertId;
var tourId = request.TourId;
var incomingPredictionsInfo = request.Predictions.ToList();
var tour = await _context
.Tours
.FetchWitMatchesAndPredictions(FetchMode.ForModify)
.WithIdAsync(tourId, cancellationToken);
//if (tour.IsClosed) throw new InvalidOperationException("The tour is closed");
var matches = tour.Matches;
var expertPredictions = matches
.SelectMany(m => m.Predictions)
.Where(p => p.ExpertId == expertId)
.ToList();
foreach (var incomingPredictionInfo in incomingPredictionsInfo)
{
var expertPrediction = expertPredictions.SingleOrDefault(p => p.MatchId == incomingPredictionInfo.MatchId);
if (expertPrediction == null)
{
var score = FootballScoreProcessor.CreateScoreExpr(incomingPredictionInfo.HomeGoals,
incomingPredictionInfo.AwayGoals);
var prediction = new Prediction(expertId, incomingPredictionInfo.MatchId, score);
_context.Add(prediction);
}
else
{
expertPrediction.SetScore(incomingPredictionInfo.HomeGoals, incomingPredictionInfo.AwayGoals);
}
}
return(await _context.SaveChangesAsync(cancellationToken) >= 0);
}
