public (IImportFolder destination, string subfolder) GetDestination(MoveEventArgs args)
{
var visitor = new ScriptRenamerVisitor(args);
if (CheckBadArgs(visitor))
{
args.Cancel = true;
return(null, null);
}
SetupAndLaunch(visitor);
if (visitor.FindLastLocation)
{
IImportFolder fld = null;
var lastFileLocation = ((IEnumerable <dynamic>)VideoLocalRepo.GetByAniDBAnimeID(visitor.AnimeInfo.AnimeID))
.Where(vl => !string.Equals(vl.CRC32, visitor.FileInfo.Hashes.CRC, StringComparison.OrdinalIgnoreCase))
.OrderByDescending(vl => vl.DateTimeUpdated)
.Select(vl => vl.GetBestVideoLocalPlace())
.FirstOrDefault(vlp => (fld = (IImportFolder)ImportFolderRepo.GetByID(vlp.ImportFolderID)) is not null &&
(fld.DropFolderType.HasFlag(DropFolderType.Destination) || fld.DropFolderType.HasFlag(DropFolderType.Excluded)));
string subFld = Path.GetDirectoryName(lastFileLocation?.FilePath);
if (fld is not null && subFld is not null)
{
return(fld, subFld);
}
}
var(destfolder, olddestfolder) = GetNewAndOldDestinations(args, visitor);
var subfolder = GetNewSubfolder(args, visitor, olddestfolder);
return(destfolder, subfolder);
}
private static bool CheckBadArgs(ScriptRenamerVisitor visitor)
{
if (string.IsNullOrWhiteSpace(visitor.Script?.Script))
{
throw new ArgumentException("Script is empty or null");
}
if (visitor.Script.Type != RenamerId)
{
throw new ArgumentException($"Script doesn't match {RenamerId}");
}
return(visitor.AnimeInfo is null || visitor.EpisodeInfo is null);
}
public string GetFilename(RenameEventArgs args)
{
var visitor = new ScriptRenamerVisitor(args);
if (CheckBadArgs(visitor))
{
args.Cancel = true;
return(null);
}
SetupAndLaunch(visitor);
return(!string.IsNullOrWhiteSpace(visitor.Filename)
? RemoveInvalidFilenameChars(visitor.Filename.ReplaceInvalidPathCharacters()) + Path.GetExtension(args.FileInfo.Filename)
: null);
}
private static void SetupAndLaunch(ScriptRenamerVisitor visitor)
{
SetContext(visitor.Script.Script);
try
{
_ = visitor.Visit(_context);
}
catch (SkipException)
{
visitor.Filename = null;
visitor.Destination = null;
visitor.Subfolder = null;
}
}
private static string GetNewSubfolder(MoveEventArgs args, ScriptRenamerVisitor visitor, IImportFolder olddestfolder)
{
if (visitor.Destination is not null && visitor.Subfolder is null)
{
throw new ArgumentException("Destination set without Subfolder");
}
var oldsubfolder = olddestfolder is null
? null
: $"{NormPath(Path.GetDirectoryName(args.FileInfo.FilePath))}/"
.Replace($"{NormPath(olddestfolder.Location)}/", null, StringComparison.OrdinalIgnoreCase).TrimEnd('/');
var oldsubfoldersplit = olddestfolder is null?Array.Empty <string>() : oldsubfolder.Split('/');
var newsubfoldersplit = visitor.Subfolder.Trim((char)0x1F).Split((char)0x1F)
.Select(f => f == "*" ? f : RemoveInvalidFilenameChars(f.ReplaceInvalidPathCharacters())).ToArray();
var subfolder = string.Empty;
for (var i = 0; i < newsubfoldersplit.Length; i++)
{
if (newsubfoldersplit[i] == "*")
{
if (i < oldsubfoldersplit.Length)
{
subfolder += oldsubfoldersplit[i] + '/';
}
else
{
throw new ArgumentException("Could not find subfolder from wildcard");
}
}
else
{
subfolder += newsubfoldersplit[i] + '/';
}
}
subfolder = NormPath(subfolder);
return(subfolder == string.Empty ? throw new ArgumentException("Subfolder cannot be set to empty") : subfolder);
}
private static (IImportFolder destfolder, IImportFolder olddestfolder) GetNewAndOldDestinations(MoveEventArgs args, ScriptRenamerVisitor visitor)
{
if (visitor.Destination is null && visitor.Subfolder is not null)
{
throw new ArgumentException("Subfolder set without Destination");
}
var olddestfolder = args.AvailableFolders.OrderByDescending(f => f.Location.Length)
.FirstOrDefault(f => f.DropFolderType.HasFlag(DropFolderType.Destination) &&
$"{NormPath(args.FileInfo.FilePath)}/".StartsWith($"{NormPath(f.Location)}/", StringComparison.OrdinalIgnoreCase));
var destfolder = args.AvailableFolders.SingleOrDefault(f =>
(string.Equals(f.Name, visitor.Destination, StringComparison.OrdinalIgnoreCase) ||
string.Equals(NormPath(f.Location), NormPath(visitor.Destination), StringComparison.OrdinalIgnoreCase)
) && f.DropFolderType.HasFlag(DropFolderType.Destination));
if (destfolder is null && visitor.Destination is not null)
{
throw new ArgumentException($"Bad destination: {visitor.Destination}");
}
return(destfolder, olddestfolder);
}
