public static Block FindNewBlock(IPersistenceActorRef persistenceActorRef)
{
var blocks = persistenceActorRef.GetActorRef()
.Ask <ReadOnlyCollection <Block> >(
new Persistence.GetBlocks(),
TimeSpan.FromSeconds(5)).Result;
var previousBlock = blocks.Last();
string hash = SHA256Encoder.EncodeString(previousBlock.toJson());
var transactions = persistenceActorRef.GetActorRef()
.Ask <ReadOnlyCollection <Transaction> >(
new Persistence.GetUnconfirmedTransactions(),
TimeSpan.FromSeconds(5)).Result
.Take(5);
var candidate = new Block(previousBlock.Index + 1, DateTime.Now.ToUnixTimestamp(), 0, transactions, hash);
string candidateHash = SHA256Encoder.EncodeString(candidate.toJson());
while (!candidateHash.StartsWith("0000", StringComparison.Ordinal))
{
candidate.IncrementProof();
candidateHash = SHA256Encoder.EncodeString(candidate.toJson());
}
return(candidate);
}
public Task ExecuteResultAsync(ActionContext pContext)
{
var stream = pContext.HttpContext.Response.Body;
pContext.HttpContext.Response.GetTypedHeaders().ContentType = new Microsoft.Net.Http.Headers.MediaTypeHeaderValue(_contentType);
return(_connectionHolderActorRef.GetActorRef()
.Ask(new ConnectionHolder.NewConnection(
stream, pContext.HttpContext.RequestAborted,
_persistence.GetActorRef())));
}
public IActionResult NodeInfo()
{
var nodeInfo = new NodeInfo
{
NodeId = _nodeId,
CurrentBlockHeight =
_persistenceActorRef
.GetActorRef()
.Ask <ReadOnlyCollection <Block> >(
new Persistence.GetBlocks(),
TimeSpan.FromSeconds(5)).Result.Last().Index
};
return(Content(JsonConvert.SerializeObject(nodeInfo), "application/json", Encoding.UTF8));
}