private IEnumerable <RankingEntry> MapInfoListToEntries(
IReadOnlyCollection <string> entryIds,
IDictionary <string, JamEntry> entriesDictionary,
IDictionary <string, EntryRatingsInfo> ratingsDictionary,
RatingCriteriaOverview criteria
)
{
foreach (var entryId in entryIds)
{
if (!entriesDictionary.TryGetValue(entryId, out var jamEntry))
{
continue;
}
var ratingsInfo = ratingsDictionary.TryGetValue(entryId, out var foundRatingsInfo) ? foundRatingsInfo : null;
yield return(MapInfoToEntry(jamEntry, ratingsInfo, criteria));
}
}
private RankingEntry MapInfoToEntry(JamEntry jamEntry, EntryRatingsInfo?ratingsInfo, RatingCriteriaOverview criteria)
{
// building the list of entries
var ratings = criteria.Criteria.Select(criterion => criterion.CreateRating()).ToList();
var ratingsDictionary = ratings.ToDictionary(rating => rating.Id, StringComparer.OrdinalIgnoreCase);
// applying the rating values stored for the entry
var infoRatings = ratingsInfo?.Ratings ?? Enumerable.Empty <RatingInfo>();
foreach (var ratingsInfoEntry in infoRatings)
{
if (!ratingsDictionary.TryGetValue(ratingsInfoEntry.Id, out var rating))
{
continue;
}
rating.Value = ratingsInfoEntry.Value;
}
// building and returning the ranking entry
return(new RankingEntry
{
JamEntry = jamEntry,
Ratings = ratings,
Comment = ratingsInfo?.Comment ?? string.Empty,
});
}
// -----------------
// Loading from info
// -----------------
public RankingOverview MapInfoToRanking(JamRankingInfo rankingInfo, JamOverview jam, RatingCriteriaOverview criteria)
{
var entriesDictionary = jam.Entries.ToDictionary(entry => entry.Id, StringComparer.OrdinalIgnoreCase);
var ratingsDictionary = rankingInfo.EntryRatings.ToDictionary(entry => entry.EntryId, StringComparer.OrdinalIgnoreCase);
var blankRatingsDictionary = new Dictionary <string, EntryRatingsInfo>();
var pendingIds = jam.Entries
.Select(entry => entry.Id)
.Except(rankingInfo.RankedEntries, StringComparer.OrdinalIgnoreCase)
.Except(rankingInfo.UnrankedEntries, StringComparer.OrdinalIgnoreCase)
.ToList();
var pendingEntries = MapInfoListToEntries(pendingIds, entriesDictionary, blankRatingsDictionary, criteria).ToList();
var rankedEntries = MapInfoListToEntries(rankingInfo.RankedEntries, entriesDictionary, ratingsDictionary, criteria).ToList();
var unrankedEntries = MapInfoListToEntries(rankingInfo.UnrankedEntries, entriesDictionary, ratingsDictionary, criteria).ToList();
return(new RankingOverview
{
PendingEntries = pendingEntries,
RankedEntries = rankedEntries,
UnrankedEntries = unrankedEntries,
});
}