override public string ToString()
{
string result = string.Empty;
if (string.IsNullOrEmpty(UploadId))
{
return(string.Empty);
}
result += UploadId.ToString() + ContextSeparator;
if (ContentMd5 == null)
{
ContentMd5 = string.Empty;
}
if (Crc64 == null)
{
Crc64 = string.Empty;
}
result += ContentMd5 + ContextSeparator + Crc64 + ContextSeparator;
if (PartContextList.Count == 0)
{
return(string.Empty);
}
foreach (var part in PartContextList)
{
string partStr = part.ToString();
if (string.IsNullOrEmpty(partStr))
{
return(string.Empty);
}
result += partStr + PartContextSeparator;
}
if (result.EndsWith(new string(PartContextSeparator, 1)))
{
result = result.Substring(0, result.Length - 1);
}
return(result);
}
public async Task <string> SaveAs(bool overwrite = false, bool autoCreateDirectory = true)
{
var rootDir = UploadId.ToString("N");
var destination = Path.Combine(_uploadDir, DateTime.Now.ToString("yyyyMM"),
rootDir.Substring(00, 02), rootDir.Substring(02, 03),
/** OPTIONAL
** keep the files send with same uploadId
** united in the same folder
** rootDir.Substring(05, 27),
***/UUI.ToString("N"));
if (!JoinFiles)
{
var directory = new DirectoryInfo(destination);
destination = Path.Combine(destination, PartIndex.ToString("0000000000"));
if (autoCreateDirectory)
{
directory.Create();
}
using (var file = new FileStream(destination, overwrite ? FileMode.OpenOrCreate : FileMode.CreateNew))
{
await InputStream.CopyToAsync(file);
}
if (TotalParts == 0)
{
var moveTo = Path.Combine(directory.FullName, Filename);
File.Move(destination, moveTo);
destination = moveTo;
}
}
else
{
destination = await JoinFilesInOne(destination);
}
return(destination);
}