public void Match(MakeMatch request)
{
var requestedByUserRating = _userRatingRepository.GetByUserGameType(request.RequestedByUserId,
request.GameType);
if (requestedByUserRating == null)
{
_log.LogWarning("User {UserId} does not have a rating for GameType of {GameType}", request.RequestedByUserId, request.GameType.ToString());
return;
}
// Add the match definition as needed
var match = _matchTransformer.To(request);
var matchId = _matchRepository.AddIgnore(match);
// For now, simply going to always take found possible matches and add them as matches you could pick to play. Naturally this could get
// a lot more complex, including duplicate checking (though there would likely be some threshold at which the duplicates do not apply any
// longer since time has gone on and things have changed), or to match only a certain number of a particular strategy (i..e. the easiest or most
// difficult, or those I haven't played before, etc.)
foreach (var userRating in _userRatingRepository.GetPossibleMatches(requestedByUserRating.Rating, request)
.Where(ur => ur.UserId != requestedByUserRating.UserId))
{
// Just insert matches
var matchPair = _matchPairTransformer.To(userRating);
matchPair.RequestedUserId = request.RequestedByUserId;
matchPair.RequestedUserMmr = requestedByUserRating.Rating;
matchPair.MatchId = matchId;
_matchPairRepository.Add(matchPair);
}
}
public IEnumerable <UserRating> GetPossibleMatches(double rating, MakeMatch makeMatch)
{
var within = makeMatch.MaxMmrGap ?? _settingsRepository.GetDefaultSetting().DefaultMaxMmrGap;
// If asked for Harder matches only, lower bound is the rating.
// Otherwise, it is the rating minus the within requested
var lower = makeMatch.MatchType == MatchType.HarderOnly
? rating
: rating - Math.Abs(within);
// If asked for easier matches only, upper bound is the rating
// Otherwise, it is the rating plus the within requested
var upper = makeMatch.MatchType == MatchType.EasierOnly
? rating
: rating + Math.Abs(within);
return(_dbModels.Values.Where(v => v.GameType == makeMatch.GameType &&
v.Rating >= lower &&
v.Rating <= upper));
}
public void Enqueue(MakeMatch request)
{
_queue.Enqueue(request);
NotifyObservers();
}