public BuildinRandomContributorService(RandomContributorConfig config, IRandomNumberGenerator random, IGenericDataStorage storage, ICryptoService cryptoService, IKeySecretManager keySecretManager)
{
this.random = random;
this.storage = storage;
this.cryptoService = cryptoService;
this.keySecret = keySecretManager.LoadKeySecret(config.PrivateKey);
}
public DemoGameRandomService(DemoGameConfig config, IRandomNumberGenerator random, IGenericDataStorage storage, ICryptoService cryptoService, IKeySecretManager keySecretManager)
{
this.random = random;
this.storage = storage;
this.cryptoService = cryptoService;
this.keySecret = keySecretManager.LoadKeySecret(config.PrivateKey);
}
public async Task <Sp8deBlock> Produce(IKeySecret producerKey)
{
var block = await blockStorage.GetLatestBlock() ?? new Sp8deBlock();
var transactions = await transactionStorage.GetPending(new Random().Next(1, 200));
if (transactions.Count == 0 && DateConverter.UtcNow - block.Timestamp < (60 * 15)) //skip empty blocks
{
return(null);
}
block = GenerateNewBlock(transactions, block, producerKey);
await blockStorage.Add(block);
foreach (var item in transactions)
{
item.Status = Sp8deTransactionStatus.Confirmed;
item.Meta = new TransactionMeta()
{
BlockId = block.Id
};
}
await transactionStorage.Update(transactions);
return(block);
}
public DemoProtocolService(ChaosProtocolConfig config, IRandomNumberGenerator random, IGenericDataStorage storage, ICryptoService cryptoService, IKeySecretManager keySecretManager, IpfsFileStorageService ipfs)
{
this.random = random;
this.storage = storage;
this.cryptoService = cryptoService;
this.ipfs = ipfs;
this.keySecret = keySecretManager.LoadKeySecret(config.ApiSecret);
}
public Sp8deBlock GenerateNewBlock(IReadOnlyList <Sp8deTransaction> list, Sp8deBlock prevBlock, IKeySecret producerKey)
{
var block = new Sp8deBlock()
{
Id = prevBlock.Id + 1,
PreviousHash = prevBlock.Hash,
Timestamp = DateConverter.UtcNow,
Transactions = list.Select(x => x.Id).ToList(),
Signer = producerKey.PublicAddress
};
block.TransactionRoot = CalculateTransactionRootHash(list);
var blockContent = block.GeteDataForSing();
block.Signature = cryptoService.SignMessage(blockContent, producerKey.PrivateKey);
block.Hash = HexConverter.ToHex(cryptoService.CalculateHash(Encoding.UTF8.GetBytes(block.Signature)));
return(block);
}