public PartyVote(PartyVote src)
{
Abbreviation = src.Abbreviation;
FullName = src.FullName;
TotalConstituencyVote = src.TotalConstituencyVote;
TotalListVote = src.TotalListVote;
PercentageConstituencyVote = src.PercentageConstituencyVote;
PercentageListVote = src.PercentageListVote;
}
private void SetupPartyPredictions()
{
// Copy over the year and notes to the predicted result.
PredictedResult = new ElectionResult
{
Parties = PreviousResult.Parties,
Year = PublishedDate.Year
};
// Get the party swings.
SetupPartyVoteSwings();
// Get the constituency swings.
Dictionary <string, float> constituencySwingsByParty =
PartyPredictions.ToDictionary(
party => party.Abbreviation,
party => party.PercentageConstituencyVoteSwing);
// Copy over the constituency results from the previous and apply the swings.
PredictedResult.FirstVotes =
GetConstituencyResultProviderWithSwings(PreviousResult.FirstVotes, constituencySwingsByParty);
// Get the list swings.
Dictionary <string, float> listSwingsByParty =
PartyPredictions.ToDictionary(
party => party.Abbreviation,
party => party.PercentageListVoteSwing);
// Copy over the list results from the previous and apply the swings.
PredictedResult.SecondVotes =
GetConstituencyResultProviderWithSwings(PreviousResult.SecondVotes, listSwingsByParty);
// Update the parties seats.
for (int i = 0; i < PartyPredictions.Count; i++)
{
string partyAbbreviation = PartyPredictions[i].Abbreviation;
PartyVote predictedResultPartyVote =
PredictedResult.PartyVotes.FirstOrDefault(x => x.Abbreviation == partyAbbreviation);
if (predictedResultPartyVote != null)
{
PartyPredictions[i].ConstituencySeats = predictedResultPartyVote.ConstituencySeats;
PartyPredictions[i].ListSeats = predictedResultPartyVote.ListSeats;
}
}
}
public PartyVoteSwing(PartyVote partyVote, ElectionResult previousResult) : base(partyVote)
{
// See if this party stood in the previous election.
PartyVote previousVote =
previousResult.PartyVotes.FirstOrDefault(x => x.Abbreviation == partyVote.Abbreviation);
if (previousVote != null)
{
// Set up the swings based on the previous
PercentageConstituencyVoteSwing =
partyVote.PercentageConstituencyVote - previousVote.PercentageConstituencyVote;
PercentageListVoteSwing =
partyVote.PercentageListVote - previousVote.PercentageListVote;
}
else
{
// Otherwise the swing is the current predicted vote
PercentageConstituencyVoteSwing = partyVote.PercentageConstituencyVote;
PercentageListVoteSwing = partyVote.PercentageListVote;
}
}