public IActionResult Part([FromForm] UploadPart model)
{
if (model.files.Length > 0 &&
model.files.Length == Convert.ToInt32(Assistant.getHeaderValue(Request, "PartSize")))
{
var webRootPath = _environment.WebRootPath;
var uploadTempPath = Path.Combine(webRootPath, "Temp",
Convert.ToString(Assistant.getHeaderValue(Request, "UploadId")));
if (Directory.Exists(uploadTempPath))
{
var chankPath = Path.Combine(uploadTempPath,
Convert.ToString(Assistant.getHeaderValue(Request, "SequenceNumber")) + ".bmp");
using (FileStream fileStream = new FileStream(chankPath, FileMode.OpenOrCreate))
{
model.files.CopyTo(fileStream);
fileStream.Flush();
return(Ok(new Response()
{
IsSuccess = true,
Message = "پارت مورد نظر با موفقیت آپلود شد",
Data = Assistant.getHeaderValue(Request, "SequenceNumber")
}));
}
}
else
{
return(NotFound());
}
}
else
{
return(BadRequest("محتوایی جهت آپلود وجود ندارد"));
}
}
private IEnumerable <UploadPart> GenerateUploadParts(long totalSizeInBytes)
{
var sizeDistribution = DistributionStrategy.BySize(totalSizeInBytes, _settings.ChunkSizeInBytes);
var parts = new UploadPart[sizeDistribution.Count];
var offset = 0L;
for (var i = 0; i < parts.Length; i++)
{
parts[i] = new UploadPart
{
Id = Convert.ToBase64String(System.Text.Encoding.UTF8.GetBytes($"{i:0000000}")),
Offset = offset,
SizeInBytes = sizeDistribution[i]
};
offset += sizeDistribution[i];
}
return(parts);
}
