private IEnumerable <FileSystemEventArgs> GetEvents()
{
// key: current file name, value: aggregation event
var filesDictionary = new Dictionary <string, FileSystemEventArgs>();
while (_eventsQueue.TryDequeue(out var fileSystemEventArgs))
{
var filePath = _pathService.RightTrimPathSeparators(GetFullPath(fileSystemEventArgs));
if (!filesDictionary.ContainsKey(filePath)) // always add first event
{
filesDictionary[fileSystemEventArgs.FullPath] = fileSystemEventArgs;
continue;
}
// not first event
var previousEventType = filesDictionary[filePath].ChangeType;
var currentEventType = fileSystemEventArgs.ChangeType;
switch (previousEventType, currentEventType)
{
private FileModel CreateFrom(string file)
{
try
{
var fileInfo = _environmentFileService.GetFile(file);
var fileModel = new FileModel
{
Name = fileInfo.Name,
FullPath = _pathService.RightTrimPathSeparators(fileInfo.FullName),
LastModifiedDateTime = fileInfo.LastWriteTime,
Type = GetFileType(fileInfo),
SizeBytes = fileInfo.Length,
Extension = _pathService.GetExtension(fileInfo.Name),
LastAccessDateTime = fileInfo.LastAccessTime,
CreatedDateTime = fileInfo.CreationTime
};
return(fileModel);
}
catch
{
return(null);
}
}
private string PreprocessPath(string path) => _pathService.RightTrimPathSeparators(path);
