/// <summary>
/// Starts the upload if it is not yet running, completed, cancelled or failed
/// </summary>
/// <returns></returns>
public Task StartUploadAsync()
{
if (Completed || Failed || Cancelled)
{
UploadOperationEnded?.Invoke(this);
return(null);
}
if (_uploadTask == null)
{
_uploadTask = Task.Run(DoUpload);
Running = true;
}
return(_uploadTask);
}
private void DoUpload()
{
try
{
if (_byteStreamToUpload != null)
{
Running = true;
int bytesToUploadCount = 0;
do
{
byte[] bytesToUpload = new byte[262144];
bytesToUploadCount = _byteStreamToUpload.Read(bytesToUpload, 0, 262144);
if (bytesToUploadCount > 0)
{
byte[] targetArray = bytesToUpload.Take((int)bytesToUploadCount).ToArray();
fixed(byte *arrayPtr = targetArray)
{
using (SWIG.UplinkWriteResult sentResult = SWIG.storj_uplink.uplink_upload_write(_upload, new SWIG.SWIGTYPE_p_void(new IntPtr(arrayPtr), true), (uint)bytesToUploadCount))
{
if (sentResult.error != null && !string.IsNullOrEmpty(sentResult.error.message))
{
_errorMessage = sentResult.error.message;
Failed = true;
Running = false;
UploadOperationEnded?.Invoke(this);
return;
}
else
{
BytesSent += sentResult.bytes_written;
}
}
if (_cancelled)
{
using (SWIG.UplinkError abortError = SWIG.storj_uplink.uplink_upload_abort(_upload))
{
if (abortError != null && !string.IsNullOrEmpty(abortError.message))
{
Failed = true;
_errorMessage = abortError.message;
}
else
{
Cancelled = true;
}
}
Running = false;
UploadOperationEnded?.Invoke(this);
return;
}
UploadOperationProgressChanged?.Invoke(this);
if (!string.IsNullOrEmpty(_errorMessage))
{
Failed = true;
UploadOperationEnded?.Invoke(this);
return;
}
}
}
} while (bytesToUploadCount > 0);
if (_customMetadata != null)
{
if (customMetadataMutex.WaitOne(1000))
{
try
{
_customMetadata.ToSWIG(); //Appends the customMetadata in the go-layer to a global field
using (SWIG.UplinkError customMetadataError = SWIG.storj_uplink.upload_set_custom_metadata2(_upload))
{
if (customMetadataError != null && !string.IsNullOrEmpty(customMetadataError.message))
{
_errorMessage = customMetadataError.message;
Failed = true;
UploadOperationEnded?.Invoke(this);
return;
}
}
}
finally
{
customMetadataMutex.ReleaseMutex();
}
}
}
using (SWIG.UplinkError commitError = SWIG.storj_uplink.uplink_upload_commit(_upload))
{
if (commitError != null && !string.IsNullOrEmpty(commitError.message))
{
_errorMessage = commitError.message;
Failed = true;
UploadOperationEnded?.Invoke(this);
return;
}
}
}
if (!string.IsNullOrEmpty(_errorMessage))
{
Failed = true;
UploadOperationEnded?.Invoke(this);
return;
}
Completed = true;
UploadOperationEnded?.Invoke(this);
}
catch (Exception ex)
{
Failed = true;
_errorMessage = ex.Message;
return;
}
finally
{
Running = false;
UploadOperationEnded?.Invoke(this);
}
}
private void DoUpload()
{
try
{
if (_byteStreamToUpload != null)
{
Running = true;
int bytesToUploadCount = 0;
do
{
byte[] bytesToUpload = new byte[262144];
bytesToUploadCount = _byteStreamToUpload.Read(bytesToUpload, 0, 262144);
if (bytesToUploadCount > 0)
{
SWIG.WriteResult sentResult = SWIG.storj_uplink.upload_write(_uploadResult.upload, new SWIG.SWIGTYPE_p_void(System.Runtime.InteropServices.Marshal.UnsafeAddrOfPinnedArrayElement(bytesToUpload.Take((int)bytesToUploadCount).ToArray(), 0), true), (uint)bytesToUploadCount);
if (sentResult.error != null && !string.IsNullOrEmpty(sentResult.error.message))
{
_errorMessage = sentResult.error.message;
Failed = true;
Running = false;
UploadOperationEnded?.Invoke(this);
return;
}
else
{
BytesSent += sentResult.bytes_written;
}
SWIG.storj_uplink.free_write_result(sentResult);
if (_cancelled)
{
SWIG.Error abortError = SWIG.storj_uplink.upload_abort(_uploadResult.upload);
if (abortError != null && !string.IsNullOrEmpty(abortError.message))
{
Failed = true;
_errorMessage = abortError.message;
}
else
{
Cancelled = true;
}
SWIG.storj_uplink.free_error(abortError);
Running = false;
UploadOperationEnded?.Invoke(this);
return;
}
UploadOperationProgressChanged?.Invoke(this);
if (!string.IsNullOrEmpty(_errorMessage))
{
Failed = true;
UploadOperationEnded?.Invoke(this);
return;
}
}
} while (bytesToUploadCount > 0);
if (_customMetadata != null)
{
if (customMetadataMutex.WaitOne(1000))
{
try
{
_customMetadata.ToSWIG(); //Appends the customMetadata in the go-layer to a global field
SWIG.Error customMetadataError = SWIG.storj_uplink.upload_set_custom_metadata2(_uploadResult.upload);
if (customMetadataError != null && !string.IsNullOrEmpty(customMetadataError.message))
{
_errorMessage = customMetadataError.message;
Failed = true;
UploadOperationEnded?.Invoke(this);
return;
}
SWIG.storj_uplink.free_error(customMetadataError);
}
finally
{
customMetadataMutex.ReleaseMutex();
}
}
}
SWIG.Error commitError = SWIG.storj_uplink.upload_commit(_uploadResult.upload);
if (commitError != null && !string.IsNullOrEmpty(commitError.message))
{
_errorMessage = commitError.message;
Failed = true;
UploadOperationEnded?.Invoke(this);
SWIG.storj_uplink.free_error(commitError);
return;
}
SWIG.storj_uplink.free_error(commitError);
}
if (!string.IsNullOrEmpty(_errorMessage))
{
Failed = true;
UploadOperationEnded?.Invoke(this);
return;
}
Completed = true;
UploadOperationEnded?.Invoke(this);
}
catch (Exception ex)
{
Failed = true;
_errorMessage = ex.Message;
return;
}
finally
{
Running = false;
UploadOperationEnded?.Invoke(this);
}
}