public IEnumerable<Match> FlatMatch(Match match)
{
if (match.Count() > 0)
{
foreach (var child in match)
{
foreach (var m in FlatMatch(child))
{
yield return m;
}
}
}
else
{
yield return match;
}
}
private async Task <int> CountMatches(string guid, Func <Match, bool> criteria, int minPage, int maxPage, Throttle throttle, ProgressData progressData)
{
IEnumerable <Match> pageMatches = new Match[0];
// Try to find some page that is at least as high as the highest valid match.
do
{
pageMatches = await GetMatchesPageAsync(guid, maxPage, false, throttle, progressData);
if (pageMatches.Any(match => !criteria(match)) || !pageMatches.Any())
{
break;
}
maxPage *= 2;
} while (true);
// Back down to find the the page that is exactly as high as the highest valid match
var midPage = minPage;
while (maxPage > minPage)
{
midPage = (maxPage + minPage) / 2;
pageMatches = await GetMatchesPageAsync(guid, midPage, false, throttle, progressData);
if (pageMatches.Any(match => criteria(match)))
{
if (pageMatches.Any(match => !criteria(match)))
{
break;
}
minPage = midPage + 1;
}
else
{
maxPage = midPage;
}
}
return((midPage - 1) * _matchesPerPage + pageMatches.Count(match => criteria(match)));
}
public double LoserNewRating(double current, Match match)
{
return(current - WinnerExtraPoints(match.ContenderRating(), current, match.Count()));
}
public double LoserNewRating(double current, Match match)
{
return(current - _increase * match.Count());
}
