private void RequestMissingTxs()
{
var listOfMissingTxToRequest = new List <KeyValuePair <byte[], IPeer> >();
foreach (var pdBlock in PendingBlocks.OrderBy(x => x.Block.Header.Index))
{
if (!pdBlock.IsSynced)
{
_logger?.Debug($"{pdBlock.MissingTxs.Count} missing txn for block {pdBlock.Block.Header.Index}");
foreach (var tx in pdBlock.MissingTxs.Where(m => !m.IsRequestInProgress))
{
if (listOfMissingTxToRequest.Count >= MaxOngoingTxRequests)
{
break;
}
listOfMissingTxToRequest.Add(new KeyValuePair <byte[], IPeer>(tx.Hash, pdBlock.Peer));
tx.IsRequestInProgress = true;
}
break;
}
}
if (listOfMissingTxToRequest.Any())
{
_networkManager.QueueTransactionRequest(listOfMissingTxToRequest.Select(kvp => kvp.Key).ToList(),
listOfMissingTxToRequest.First().Value);
_logger?.Debug($"Requested the following {listOfMissingTxToRequest.Count} transactions [" +
string.Join(", ", listOfMissingTxToRequest.Select(kvp => kvp.Key.ToHex())) + "]");
}
}
public List <PendingBlock> GetPendingBlocks()
{
return(PendingBlocks.OrderBy(pb => pb.Block.Header.Index).ToList());
}