public override VotingSystemResult getResult(Roster roster, List <Ballot> ballotList)
{
Dictionary <Candidate, int> candidateScores = new Dictionary <Candidate, int>();
foreach (Candidate candidate in roster.candidateList)
{
candidateScores[candidate] = 0;
}
// Count the ballots
foreach (Ballot ballot in ballotList)
{
if (ballot.ballotInstructions != ballotInstructions)
{
throw new Exception("Approval voting system asked to count a ballot that did not use the correct instructions");
}
foreach (CandidateScore candidateScore in ballot.candidateScoreList)
{
candidateScores[candidateScore.candidate] += candidateScore.score;
}
break;
}
// Convert the final tally to a result object
VotingSystemResult result = new VotingSystemResult(this);
foreach (Candidate candidate in roster.candidateList)
{
result.addCandidate(candidate, candidateScores[candidate]);
}
return(result);
}
public override VotingSystemResult getResult(Roster roster, List <Ballot> ballotList)
{
Dictionary <Candidate, int> voteCountDictionary = new Dictionary <Candidate, int>();
foreach (Candidate candidate in roster.candidateList)
{
voteCountDictionary[candidate] = 0;
}
foreach (Ballot ballot in ballotList)
{
Candidate candidate = null;
if (ballot.ballotInstructions.ballotType == BallotType.Score && ballot.candidateScoreList.Count > 0)
{
candidate = ballot.candidateScoreList.OrderByDescending(s => s.score).First().candidate;
}
else if (ballot.ballotInstructions.ballotType == BallotType.Rank && ballot.preferredCandidateList.Count > 0)
{
candidate = ballot.preferredCandidateList.First();
}
voteCountDictionary[candidate]++;
if (Tweakables.PRINT_FPTP)
{
System.Console.WriteLine(ballot.voter.ToString() + ": " + candidate.ToString());
}
}
// Create the results
VotingSystemResult result = new VotingSystemResult(this);
foreach (Candidate candidate in roster.candidateList)
{
result.addCandidate(candidate, voteCountDictionary[candidate]);
}
if (Tweakables.PRINT_RESULTS)
{
System.Console.WriteLine(result.ToString());
}
return(result);
}
public override VotingSystemResult getResult(Roster roster, List <Ballot> ballotList)
{
CondorcetTally condorcetTally = new CondorcetTally(roster, ballotList);
if (Tweakables.PRINT_CONDORCET)
{
System.Console.WriteLine(condorcetTally.ToString());
}
List <List <Candidate> > candidateLoopList = findCandidateLoops(roster.candidateList, condorcetTally);
candidateLoopList = getOrderedCandidateLoopList(candidateLoopList, condorcetTally);
VotingSystemResult result = new VotingSystemResult(this);
foreach (List <Candidate> candidateLoop in candidateLoopList)
{
int score = 0;
foreach (Candidate candidate in candidateLoop)
{
score += condorcetTally.getScore(candidate);
}
score = score / candidateLoop.Count;
foreach (Candidate candidate in candidateLoop)
{
result.addCandidate(candidate, score);
}
}
if (Tweakables.PRINT_RESULTS)
{
System.Console.WriteLine(result.ToString());
}
return(result);
}
public override VotingSystemResult getResult(Roster roster, List <Ballot> ballotList)
{
Dictionary <Candidate, int> candidateScores = new Dictionary <Candidate, int>();
foreach (Candidate candidate in roster.candidateList)
{
candidateScores[candidate] = 0;
}
// Count the ballots
foreach (Ballot ballot in ballotList)
{
if (ballot.ballotInstructions != ballotInstructions)
{
throw new Exception("Borda count voting system asked to count a ballot that did not use the correct instructions");
}
int score = roster.candidateList.Count;
if (ballot.ballotInstructions.ballotType == BallotType.Score && ballot.candidateScoreList.Count > 0)
{
foreach (CandidateScore candidateScore in ballot.candidateScoreList.OrderByDescending(c => c.score))
{
candidateScores[candidateScore.candidate] += score;
score--;
}
}
else if (ballot.ballotInstructions.ballotType == BallotType.Rank && ballot.preferredCandidateList.Count > 0)
{
foreach (Candidate candidate in ballot.preferredCandidateList)
{
candidateScores[candidate] += score;
score--;
}
score -= (roster.candidateList.Count - ballot.preferredCandidateList.Count - ballot.dispreferredCandidateList.Count) / 2;
foreach (Candidate candidate in roster.candidateList.Except(ballot.preferredCandidateList).Except(ballot.dispreferredCandidateList))
{
candidateScores[candidate] += score;
}
score = 1;
foreach (Candidate candidate in ballot.dispreferredCandidateList)
{
candidateScores[candidate] += score;
score++;
}
}
foreach (CandidateScore candidateScore in ballot.candidateScoreList.OrderByDescending(c => c.score))
{
candidateScores[candidateScore.candidate] += score;
score--;
}
break;
}
// Convert the final tally to a result object
VotingSystemResult result = new VotingSystemResult(this);
foreach (Candidate candidate in roster.candidateList)
{
result.addCandidate(candidate, candidateScores[candidate]);
}
return(result);
}