private static void Initialize()
{
var blocks = GetBlocks();
if (blocks.Count() < 1)
{
// start block time
var startTimer = DateTime.UtcNow;
// crate genesis transaction
Transaction.CreateGenesisTransction();
// crate ICO transaction
Transaction.CreateIcoTransction();
// get all ico transaction from pool
// var trxPool = Transaction.GetPool();
// var transactions = trxPool.FindAll().ToList();
var transactions = Transaction.GetPool();
//convert transaction to json for more easy
//var strTransactions = JsonConvert.SerializeObject(transactions);
// create genesis block
var block = Block.GenesisBlock(transactions);
var str = System.Text.Json.JsonSerializer.Serialize(block);
block.Size = str.Length;
// get build time
var endTimer = DateTime.UtcNow;
var buildTime = endTimer - startTimer;
block.BuildTime = buildTime.Milliseconds;
// end of
// update accoiunt table
var txns = block.Transactions;
AccountServiceImpl.UpdateAccountBalance(txns);
// add genesis block to blockchain
AddBlock(block);
// move all record in trx pool to transactions table
foreach (Transaction trx in transactions)
{
Transaction.Add(trx);
}
// clear mempool
// trxPool.DeleteAll();
Transaction.DeletePool();
}
}
public static void BuildNewBlock()
{
// start build time
var startTimer = DateTime.UtcNow;
// get transaction from pool
var trxPool = Transaction.GetPool();
//// get last block to get prev hash and last height
var lastBlock = GetLastBlock();
var height = lastBlock.Height + 1;
var timestamp = Utils.GetTime();
var prevHash = lastBlock.Hash;
var validator = Stake.GetValidator();
var transactions = new List <Transaction>(); // JsonConvert.SerializeObject(new List<Transaction>());
// validator will get coin reward from genesis account
// to keep total coin in Blockchain not changed
var conbaseTrx = new Transaction
{
Amount = 0,
// Recipient = "UKC_QPQY9wHP0jxi/0c/YRlch2Uk5ur/T8lcOaawqyoe66o=",
Recipient = "UkcDrMshfqdHrfckb2SLoSCoG8Lp6MBdrkZ2T83FivTpWC8",
Fee = COINT_REWARD,
TimeStamp = timestamp,
// Sender = "UKC_rcyChuW7cQcIVoKi1LfSXKfCxZBHysTwyPm88ZsN0BM="
Sender = "UkcDEfU9gGnm9tGjmFtXRjirf2LuohU5CzjWunEkPNbUcFW",
};
if (trxPool.Count() > 0)
{
//Get all tx from pool
conbaseTrx.Recipient = validator;
//sum all fees and give block creator as reward
conbaseTrx.Amount = GetTotalFees(trxPool);
conbaseTrx.Build();
// add coinbase trx to list
transactions.Add(conbaseTrx);
transactions.AddRange(trxPool);
// clear mempool
Transaction.DeletePool();
}
else
{
conbaseTrx.Build();
transactions.Add(conbaseTrx);
}
var block = new Block
{
Height = height,
TimeStamp = timestamp,
PrevHash = prevHash,
Transactions = GiveOtherInfos(transactions, height),
Validator = validator
};
block.Build();
//block size
var str = System.Text.Json.JsonSerializer.Serialize(block);
block.Size = str.Length;
// get build time
var endTimer = DateTime.UtcNow;
var buildTime = endTimer - startTimer;
block.BuildTime = buildTime.Milliseconds;
// end of
// update balance
var txns = block.Transactions;
AccountServiceImpl.UpdateAccountBalance(txns);
AddBlock(block);
PrintBlock(block);
// move all record in trx pool to transactions table
foreach (var trx in transactions)
{
Transaction.Add(trx);
}
}
