public static ApiTip from_tip(ChainTip tip)
{
return(new ApiTip
{
Height = tip.Height,
LastBlockPushed = HexUtil.to_hex(tip.LastBlockH.Value),
PrevBlockToLast = HexUtil.to_hex(tip.PrevBlockH.Value),
TotalDifficulty = tip.TotalDifficulty.into_num()
});
}
public BlockChain(string dbName, byte[] genesisBlockHash)
{
memPool = new MemPool();
UTXOStore = new UTXOStore();
ActiveContractSet = new ActiveContractSet();
BlockStore = new BlockStore();
BlockNumberDifficulties = new BlockNumberDifficulties();
ChainTip = new ChainTip();
Timestamps = new BlockTimestamps();
GenesisBlockHash = genesisBlockHash;
_DBContext = new DBContext(dbName);
OwnResource(_DBContext);
//var listener = new EventLoopMessageListener<QueueAction>(HandleQueueAction, "BlockChain listener");
//OwnResource(MessageProducer<QueueAction>.Instance.AddMessageListener(listener));
var buffer = new BufferBlock <QueueAction>();
QueueAction.Target = buffer;
using (var dbTx = _DBContext.GetTransactionContext())
{
var chainTip = ChainTip.Context(dbTx).Value;
//TODO: check if makred as main?
Tip = chainTip == null ? null : BlockStore.GetBlock(dbTx, chainTip);
if (Tip != null)
{
BlockChainTrace.Information("Tip's block number is " + Tip.Value.header.blockNumber);
//Try to validate orphans of tip, if any. this would be the case when a sync action was interrupted
BlockStore.Orphans(dbTx, Tip.Key).ToList().ForEach(t => new HandleBlockAction(t.Key, t.Value, true).Publish());
}
else
{
BlockChainTrace.Information("No tip.");
}
InitBlockTimestamps(dbTx);
}
var consumer = ConsumeAsync(buffer);
}
