public void CalculateFinalPosition(Competition competition)
{
var rank = 1;
CompetitionRanking prevTeamRanking = null;
foreach (var teamRanking in competition.Rankings
.OrderByDescending(x => x.Points)
.ThenByDescending(x => x.GoalDifference)
.ThenByDescending(x => x.GoalsFor))
{
teamRanking.Position = rank;
if (teamRanking.Equals(prevTeamRanking))
{
//find onderling result: only works if 2 teams end the same. Doesn't work for 3 teams with same points
var match = competition.Matches.Find(x => x.MatchBetween(new[] { teamRanking.Team.TeamId, prevTeamRanking.Team.TeamId }));
if (match.WinningTeam == teamRanking.Team)
{
//current team wins, so will swap with the other team
teamRanking.Position = prevTeamRanking.Position;
prevTeamRanking.Position = rank;
}
else if (match.WinningTeam == null) //a draw!
{
teamRanking.Position = prevTeamRanking.Position; //same final position
}
}
rank++;
prevTeamRanking = teamRanking;
}
}
public void Equals_WithNullRanking_ReturnsFalse()
{
var ranking1 = new CompetitionRanking {
Played = 3, Points = 4, GoalsFor = 3, GoalsAgainst = 1
};
Assert.False(ranking1.Equals(null));
}
public void Equals_WithDifferentGoalDifference_ReturnsFalse()
{
var ranking1 = new CompetitionRanking {
Played = 3, Points = 4, GoalsFor = 3, GoalsAgainst = 1
};
var ranking2 = new CompetitionRanking {
Played = 3, Points = 4, GoalsFor = 3, GoalsAgainst = 2
};
Assert.False(ranking1.Equals(ranking2));
}
public void Equals_WithEqualRankings_ReturnsTrue()
{
var ranking1 = new CompetitionRanking {
Played = 3, Points = 4, GoalsFor = 3, GoalsAgainst = 1
};
var ranking2 = new CompetitionRanking {
Played = 3, Points = 4, GoalsFor = 3, GoalsAgainst = 1
};
Assert.True(ranking1.Equals(ranking2));
}
