private async Task<IApiRequest> GenerateFileStreamRequest(IBinaryContent fileContent, UploadTicket ticket,
long written = 0, int? chunkSize = null, bool verifyOnly = false)
{
if (ticket == null || string.IsNullOrWhiteSpace(ticket.ticket_id))
{
throw new ArgumentException("Invalid upload ticket.");
}
if (fileContent.Data.Length > ticket.user.upload_quota.space.free)
{
throw new InvalidOperationException(
"User does not have enough free space to upload this video. Remaining space: " +
ticket.quota.free_space + ".");
}
IApiRequest request = _apiRequestFactory.GetApiRequest();
request.Method = Method.PUT;
request.ExcludeAuthorizationHeader = true;
request.Path = ticket.upload_link_secure;
request.Headers.Add(Request.HeaderContentType, fileContent.ContentType);
if (verifyOnly)
{
request.Headers.Add(Request.HeaderContentLength, "0");
request.Headers.Add(Request.HeaderContentRange, "bytes */*");
}
else
{
if (chunkSize.HasValue)
{
long startIndex = fileContent.Data.CanSeek ? fileContent.Data.Position : written;
long endIndex = Math.Min(startIndex + chunkSize.Value, fileContent.Data.Length);
request.Headers.Add(Request.HeaderContentLength, (endIndex - startIndex).ToString());
request.Headers.Add(Request.HeaderContentRange,
string.Format("bytes {0}-{1}/{2}", startIndex, endIndex, fileContent.Data.Length));
request.BinaryContent = await fileContent.ReadAsync(startIndex, endIndex);
}
else
{
request.Headers.Add(Request.HeaderContentLength, fileContent.Data.Length.ToString());
request.BinaryContent = await fileContent.ReadAllAsync();
}
}
return request;
}
private IApiRequest GenerateCompleteUploadRequest(UploadTicket ticket)
{
IApiRequest request = _apiRequestFactory.GetApiRequest(AccessToken);
request.Method = Method.DELETE;
request.Path = ticket.complete_uri;
return request;
}