async Task <TransactionBlock> SendTokenFromDaoToOrderAsync(DagSystem sys, SendTransferBlock send)
{
var order = JsonConvert.DeserializeObject <OTCOrder>(send.Tags["data"]);
var lastblock = await sys.Storage.FindLatestBlockAsync(order.daoId) as TransactionBlock;
var keyStr = $"{send.Hash.Substring(0, 16)},{order.crypto},{send.AccountID}";
var AccountId = Base58Encoding.EncodeAccountId(Encoding.ASCII.GetBytes(keyStr).Take(64).ToArray());
var sb = await sys.Storage.GetLastServiceBlockAsync();
var sendToOrderBlock = new DaoSendBlock
{
// block
ServiceHash = sb.Hash,
// trans
Fee = 0,
FeeCode = LyraGlobal.OFFICIALTICKERCODE,
FeeType = AuthorizationFeeTypes.NoFee,
AccountID = lastblock.AccountID,
// send
DestinationAccountId = AccountId,
// broker
Name = ((IBrokerAccount)lastblock).Name,
OwnerAccountId = ((IBrokerAccount)lastblock).OwnerAccountId,
RelatedTx = send.Hash,
// profiting
PType = ((IProfiting)lastblock).PType,
ShareRito = ((IProfiting)lastblock).ShareRito,
Seats = ((IProfiting)lastblock).Seats,
// dao
SellerFeeRatio = ((IDao)lastblock).SellerFeeRatio,
BuyerFeeRatio = ((IDao)lastblock).BuyerFeeRatio,
SellerPar = ((IDao)lastblock).SellerPar,
BuyerPar = ((IDao)lastblock).BuyerPar,
Description = ((IDao)lastblock).Description,
Treasure = ((IDao)lastblock).Treasure.ToDecimalDict().ToLongDict(),
};
// calculate balance
var dict = lastblock.Balances.ToDecimalDict();
dict[order.crypto] -= order.amount;
dict[LyraGlobal.OFFICIALTICKERCODE] -= 2; // for delist and close use later
sendToOrderBlock.Balances = dict.ToLongDict();
sendToOrderBlock.AddTag(Block.MANAGEDTAG, ""); // value is always ignored
sendToOrderBlock.InitializeBlock(lastblock, NodeService.Dag.PosWallet.PrivateKey, AccountId: NodeService.Dag.PosWallet.AccountId);
return(sendToOrderBlock);
}
protected async Task <TransactionBlock> SendCollateralToBuyerAsync(DagSystem sys, SendTransferBlock sendBlock)
{
var tradelatest = await sys.Storage.FindLatestBlockAsync(sendBlock.DestinationAccountId) as TransactionBlock;
var trade = (tradelatest as IOtcTrade).Trade;
var daolastblock = await sys.Storage.FindLatestBlockAsync(trade.daoId) as TransactionBlock;
// get dao for order genesis
var odrgen = await sys.Storage.FindFirstBlockAsync(trade.orderId) as ReceiveTransferBlock;
var daoforodr = await sys.Storage.FindBlockByHashAsync(odrgen.SourceHash) as IDao;
// buyer fee calculated as LYR
var buyerFee = Math.Round(((trade.pay * (odrgen as IOtcOrder).Order.fiatPrice) * daoforodr.BuyerFeeRatio) / (odrgen as IOtcOrder).Order.collateralPrice, 8);
var amountToSeller = trade.collateral - buyerFee;
var sb = await sys.Storage.GetLastServiceBlockAsync();
var sendCollateral = new DaoSendBlock
{
// block
ServiceHash = sb.Hash,
// trans
Fee = 0,
FeeCode = LyraGlobal.OFFICIALTICKERCODE,
FeeType = AuthorizationFeeTypes.NoFee,
AccountID = daolastblock.AccountID,
// send
DestinationAccountId = (tradelatest as IBrokerAccount).OwnerAccountId,
// broker
Name = ((IBrokerAccount)daolastblock).Name,
OwnerAccountId = ((IBrokerAccount)daolastblock).OwnerAccountId,
RelatedTx = sendBlock.Hash,
// profiting
PType = ((IProfiting)daolastblock).PType,
ShareRito = ((IProfiting)daolastblock).ShareRito,
Seats = ((IProfiting)daolastblock).Seats,
// dao
SellerFeeRatio = ((IDao)daolastblock).SellerFeeRatio,
BuyerFeeRatio = ((IDao)daolastblock).BuyerFeeRatio,
SellerPar = ((IDao)daolastblock).SellerPar,
BuyerPar = ((IDao)daolastblock).BuyerPar,
Description = ((IDao)daolastblock).Description,
Treasure = ((IDao)daolastblock).Treasure.ToDecimalDict().ToLongDict(),
};
// calculate balance
var dict = daolastblock.Balances.ToDecimalDict();
dict[LyraGlobal.OFFICIALTICKERCODE] -= amountToSeller;
sendCollateral.Balances = dict.ToLongDict();
sendCollateral.AddTag(Block.MANAGEDTAG, ""); // value is always ignored
sendCollateral.InitializeBlock(daolastblock, NodeService.Dag.PosWallet.PrivateKey, AccountId: NodeService.Dag.PosWallet.AccountId);
return(sendCollateral);
}
protected async Task <TransactionBlock> SendCollateralToSellerAsync(DagSystem sys, SendTransferBlock send)
{
var daoid = send.Tags["daoid"];
var orderid = send.Tags["orderid"];
var orderlatest = await sys.Storage.FindLatestBlockAsync(orderid) as TransactionBlock;
var daolastblock = await sys.Storage.FindLatestBlockAsync(daoid) as TransactionBlock;
// get dao for order genesis
var odrgen = await sys.Storage.FindFirstBlockAsync(orderid) as ReceiveTransferBlock;
var daoforodr = await sys.Storage.FindBlockByHashAsync(odrgen.SourceHash) as IDao;
// calculate fees
// dao fee + network fee
var allTrades = await sys.Storage.FindOtcTradeForOrderAsync(orderid);
var totalAmount = allTrades.Cast <IOtcTrade>()
.Where(a => a.OTStatus == OTCTradeStatus.CryptoReleased)
.Sum(a => a.Trade.amount);
// seller fee calculated as LYR
var order = (odrgen as IOtcOrder).Order;
var sellerFee = Math.Round((((totalAmount * order.price) * order.fiatPrice) * daoforodr.SellerFeeRatio) / order.collateralPrice, 8);
var networkFee = Math.Round((((totalAmount * order.price) * order.fiatPrice) * 0.002m) / order.collateralPrice, 8);
var amountToSeller = order.collateral - sellerFee - networkFee;
var sb = await sys.Storage.GetLastServiceBlockAsync();
var sendCollateral = new DaoSendBlock
{
// block
ServiceHash = sb.Hash,
// trans
Fee = networkFee,
FeeCode = LyraGlobal.OFFICIALTICKERCODE,
FeeType = AuthorizationFeeTypes.Dynamic,
AccountID = daolastblock.AccountID,
// send
DestinationAccountId = (orderlatest as IBrokerAccount).OwnerAccountId,
// broker
Name = ((IBrokerAccount)daolastblock).Name,
OwnerAccountId = ((IBrokerAccount)daolastblock).OwnerAccountId,
RelatedTx = send.Hash,
// profiting
PType = ((IProfiting)daolastblock).PType,
ShareRito = ((IProfiting)daolastblock).ShareRito,
Seats = ((IProfiting)daolastblock).Seats,
// dao
SellerFeeRatio = ((IDao)daolastblock).SellerFeeRatio,
BuyerFeeRatio = ((IDao)daolastblock).BuyerFeeRatio,
SellerPar = ((IDao)daolastblock).SellerPar,
BuyerPar = ((IDao)daolastblock).BuyerPar,
Description = ((IDao)daolastblock).Description,
Treasure = ((IDao)daolastblock).Treasure.ToDecimalDict().ToLongDict(),
};
// calculate balance
var dict = daolastblock.Balances.ToDecimalDict();
dict[LyraGlobal.OFFICIALTICKERCODE] -= amountToSeller + networkFee;
sendCollateral.Balances = dict.ToLongDict();
sendCollateral.AddTag(Block.MANAGEDTAG, ""); // value is always ignored
sendCollateral.InitializeBlock(daolastblock, NodeService.Dag.PosWallet.PrivateKey, AccountId: NodeService.Dag.PosWallet.AccountId);
return(sendCollateral);
}