private List <List <MatchResult> > GetDuplicatesFromGroup(IReadOnlyCollection <IComparableFile> fileGroup, SearchContext context, CancellationToken cancellationToken)
{
var duplicates = new List <List <MatchResult> >();
foreach (var fileFromGroup in fileGroup)
{
try
{
if (ContainsFile(duplicates, fileFromGroup))
{
continue;
}
DuplicatesSearchProgress?.Invoke(this, new DuplicatesSearchProgressEventArgs(fileFromGroup.FileData.FullName, null));
var fileFromGroupDuplicates = GetFileDuplicates(fileFromGroup, fileGroup, context, cancellationToken);
if (fileFromGroupDuplicates.Count != 0)
{
duplicates.Add(fileFromGroupDuplicates);
}
}
finally
{ context.CurrentFileIndex++; }
}
return(duplicates);
}
private void GetDuplicatesFromCandidates(IReadOnlyCollection <IComparableFile[]> duplicateCandidates, IFileComparerConfig comparerConfig, CancellationToken cancellationToken)
{
var context = new SearchContext {
ComparerConfig = comparerConfig, TotalFilesCount = duplicateCandidates.AsParallel().Sum(group => group.Length)
};
foreach (var duplicateCandidateGroup in duplicateCandidates)
{
var groupDuplicates = GetDuplicatesFromGroup(duplicateCandidateGroup, context, cancellationToken);
if (groupDuplicates.Count == 0)
{
continue;
}
var(duplicatesCount, duplicatesSize) = GetGroupDuplicatedCountAndSize(groupDuplicates);
context.DuplicateGroupsCount += groupDuplicates.Count;
context.DuplicateFilesCount += duplicatesCount;
context.DuplicatedTotalSize += duplicatesSize;
DuplicatesSearchProgress?.Invoke(this, new DuplicatesSearchProgressEventArgs(null, context));
foreach (var group in groupDuplicates)
{
DuplicatesGroupFound?.Invoke(this, new DuplicatesGroupFoundEventArgs(group));
}
}
}
