public void ComputeRatingNbMatchAbove30()
{
var catA = new Cat
{
CatId = "a",
Looses = 15,
Wins = 16,
Rating = 1220
};
var catB = new Cat
{
CatId = "b",
Looses = 0,
Wins = 0,
Rating = 1200
};
var expectedRatingA = 1230;
var expectedRatingB = 1180;
var elo = new EloRating(catA.Rating, catB.Rating, true, false, catA.TotalMatches, catB.TotalMatches);
var(newRatingA, newRatingB) = elo.GetNewResults();
Assert.AreEqual(expectedRatingA, newRatingA);
Assert.AreEqual(expectedRatingB, newRatingB);
}
public async Task <IActionResult> Result([FromRoute] int matchId, [FromBody] ResultModel model)
{
try
{
var match = _context.Matches
.Include(x => x.CatA)
.Include(x => x.CatB)
.FirstOrDefault(x => x.MatchId == matchId);
if (match != null)
{
var catA = match.CatA;
var catB = match.CatB;
var rating = new EloRating(catA.Rating,
catB.Rating,
model.Result == MatchResult.PLAYER_A_WIN,
model.Result == MatchResult.PLAYER_B_WIN,
catA.TotalMatches,
catB.TotalMatches);
var(newRatingA, newRatingB) = rating.GetNewResults();
var now = DateTime.UtcNow;
catA.Rating = newRatingA;
catA.Wins = model.Result == MatchResult.PLAYER_A_WIN ? catA.Wins + 1 : catA.Wins;
catA.Looses = model.Result == MatchResult.PLAYER_B_WIN ? catA.Looses + 1 : catA.Looses;
catA.Histories.Add(new History
{
Date = now,
Rating = newRatingA,
MatchId = matchId
});
catB.Rating = newRatingB;
catB.Wins = model.Result == MatchResult.PLAYER_B_WIN ? catB.Wins + 1 : catB.Wins;
catB.Looses = model.Result == MatchResult.PLAYER_A_WIN ? catB.Looses + 1 : catB.Looses;
catB.Histories.Add(new History
{
Date = now,
Rating = newRatingB,
MatchId = matchId
});
match.Result = (int)model.Result;
await _context.SaveChangesAsync();
var winnerId = model.Result == MatchResult.PLAYER_A_WIN ? catA.CatId : catB.CatId;
return(Ok(winnerId));
}
return(BadRequest());
}
catch (Exception)
{
return(StatusCode(500));
}
}