/// <summary>
/// Final time-consuming call to look at all team entries and merge where appropriate.
/// </summary>
/// <returns>
/// A dictionary of merged team ids keyed by the newest id to become the value of the pre-known id.
/// Empty dictionary = no work done.
/// </returns>
public static IDictionary <Guid, Guid> FinaliseTeams(IReadOnlyCollection <Player> allPlayers, List <Team> teamsToMutate)
{
var mergeResult = new Dictionary <Guid, Guid>();
var indexesToRemove = new List <int>();
logger.ConditionalDebug($"Beginning {nameof(FinaliseTeams)} on {teamsToMutate.Count} entries.");
int lastProgressBars = -1;
for (int i = teamsToMutate.Count - 1; i >= 0; --i)
{
var newerTeamRecord = teamsToMutate[i];
// Try match teams.
Team?foundOlderTeamRecord = null;
for (int j = 0; j < i; ++j)
{
var olderTeamRecord = teamsToMutate[j];
if (Matcher.TeamsMatch(allPlayers, olderTeamRecord, newerTeamRecord))
{
// Quick check that the team is definitely older
if (olderTeamRecord.CompareToBySourceAscending(newerTeamRecord) == 1)
{
// Swap the instances round
logger.ConditionalDebug($"Newer team is not newer, swapping {newerTeamRecord} with {olderTeamRecord}.");
(newerTeamRecord, olderTeamRecord) = (teamsToMutate[i], teamsToMutate[j]) = (olderTeamRecord, newerTeamRecord);
}
foundOlderTeamRecord = olderTeamRecord;
break;
}
}
// If an older team was found, merge it.
if (foundOlderTeamRecord != null)
{
logger.ConditionalDebug($"Merging newer team {newerTeamRecord} into {foundOlderTeamRecord} and deleting index [{i}].");
MergeExistingTeam(mergeResult, newerTeamRecord, foundOlderTeamRecord);
// Remove the newer record (the older record persists)
indexesToRemove.Add(i);
logger.ConditionalDebug($"Resultant team: {foundOlderTeamRecord}.");
}
int progressBars = ProgressBar.CalculateProgressBars(teamsToMutate.Count - i, teamsToMutate.Count, 100);
if (progressBars != lastProgressBars)
{
string progressBar = ProgressBar.GetProgressBar(progressBars, 100, false) + " " + i + "/" + teamsToMutate.Count;
logger.Info(progressBar);
lastProgressBars = progressBars;
}
}
logger.ConditionalDebug($"{nameof(FinaliseTeams)}: Remaking teams list {teamsToMutate.Count} --> {teamsToMutate.Count - indexesToRemove.Count} entries.");
teamsToMutate.RemoveAtRange(indexesToRemove);
logger.ConditionalDebug($"Finished {nameof(FinaliseTeams)} with {teamsToMutate.Count} entries.");
return(mergeResult);
}
/// <summary>
/// Final time-consuming call to look at all player entries and merge where appropriate.
/// </summary>
/// <param name="playersToMutate">List of players to change</param>
/// <returns>Any work done (true, should loop) or No work done (false, can stop)</returns>
public static bool FinalisePlayers(List <Player> playersToMutate)
{
bool workDone = false;
if (playersToMutate == null)
{
return(workDone);
}
var indexesToRemove = new List <int>();
string logMessage = $"Beginning {nameof(FinalisePlayers)} on {playersToMutate.Count} entries.";
logger.ConditionalDebug(logMessage);
int lastProgressBars = -1;
int length = playersToMutate.Count - 1;
for (int i = length; i >= 0; --i)
{
// This is the player record that we are modifying
var newerPlayerRecord = playersToMutate[i];
// First, try match through persistent information only.
Player?foundOlderPlayerRecord = null;
for (int j = 0; j < i; ++j)
{
// This is the player record that we are checking against.
var olderPlayerRecord = playersToMutate[j];
if (Matcher.PlayersMatch(olderPlayerRecord, newerPlayerRecord, FilterOptions.Persistent))
{
// Quick check that the player is definitely older
// This happens when a merge has already happened, but the dates then go out of order.
if (olderPlayerRecord.CompareToBySourceAscending(newerPlayerRecord) == 1)
{
// Swap the instances round
logger.ConditionalDebug($"Newer player is not newer, swapping {newerPlayerRecord} with {olderPlayerRecord} (Persistent).");
(newerPlayerRecord, olderPlayerRecord) = (playersToMutate[i], playersToMutate[j]) = (olderPlayerRecord, newerPlayerRecord);
}
foundOlderPlayerRecord = olderPlayerRecord;
break;
}
// else
// If that doesn't work, try and match a name and same team.
if (foundOlderPlayerRecord == null && Matcher.PlayersMatch(olderPlayerRecord, newerPlayerRecord, FilterOptions.PlayerName))
{
if (olderPlayerRecord.CompareToBySourceAscending(newerPlayerRecord) == 1)
{
logger.ConditionalDebug($"Newer player is not newer, swapping {newerPlayerRecord} with {olderPlayerRecord} (PlayerName).");
(newerPlayerRecord, olderPlayerRecord) = (playersToMutate[i], playersToMutate[j]) = (olderPlayerRecord, newerPlayerRecord);
}
foundOlderPlayerRecord = olderPlayerRecord;
// no break -- we want to continue searching all Persistent records first
// however by assigning foundPlayer, we've earmarked this entry so we don't have to iterate again
}
}
// If a player has now been found, merge it.
if (foundOlderPlayerRecord != null)
{
logger.ConditionalDebug($"Merging player {newerPlayerRecord} from sources [{string.Join(", ", newerPlayerRecord.Sources)}] into {foundOlderPlayerRecord} from sources [{string.Join(", ", foundOlderPlayerRecord.Sources)}].");
foundOlderPlayerRecord.Merge(newerPlayerRecord);
indexesToRemove.Add(i);
workDone = true;
}
// -i because we're counting backwards
int progressBars = ProgressBar.CalculateProgressBars(playersToMutate.Count - i, playersToMutate.Count, 100);
if (progressBars != lastProgressBars)
{
string progressBar = ProgressBar.GetProgressBar(progressBars, 100, false) + " " + i + "/" + playersToMutate.Count;
logger.Info(progressBar);
lastProgressBars = progressBars;
}
}
logger.ConditionalDebug($"{nameof(FinalisePlayers)}: Remaking players list {playersToMutate.Count} --> {playersToMutate.Count - indexesToRemove.Count} entries.");
playersToMutate.RemoveAtRange(indexesToRemove);
return(workDone);
}