private HashResult Hash(FileInfo[] input, DirComparatorSide side)
{
MD5 md5 = MD5.Create();
int totalops = input.Length;
int currentop = 0;
Dictionary <string, FileInfo> files = new Dictionary <string, FileInfo>();
List <DirComparatorDuplicateFileInfo> duplicates = new List <DirComparatorDuplicateFileInfo>();
foreach (FileInfo file in input)
{
currentop++;
StatusChanged?.Invoke(new DirComparatorStatus()
{
Side = side, Action = DirComparatorAction.Hashing, CurrentFile = file, CurentOperation = currentop, TotalOperations = totalops
});
string hash = Convert.ToBase64String(md5.ComputeHash(file.OpenRead()));
if (files.ContainsKey(hash))
{
duplicates.Add(new DirComparatorDuplicateFileInfo()
{
Type = DirComparatorFileInfo.FileType.Duplicate, File = files[hash], Duplicate = file
});
}
else
{
files.Add(hash, file);
}
}
return(new HashResult()
{
Files = files, Duplicates = duplicates
});
}
private FileInfo[] Filter(FileInfo[] input, DirComparatorSide side)
{
int totalops = input.Length;
int currentop = 0;
List <FileInfo> files = new List <FileInfo>();
foreach (FileInfo file in input)
{
StatusChanged?.Invoke(new DirComparatorStatus()
{
Action = DirComparatorAction.Filtering, Side = side, CurentOperation = currentop, TotalOperations = totalops, CurrentFile = file
});
if (!ignore.IsMatch(file.FullName))
{
files.Add(file);
}
currentop++;
}
return(files.ToArray());
}
