public async Task Handle(AccountChangedEvent e) { var(executionInfo, _) = await _operationExecutionInfoRepository.GetOrAddAsync( operationName : OperationName, operationId : e.OperationId, factory : () => new OperationExecutionInfo <OperationData>( operationName: OperationName, id: e.OperationId, lastModified: _dateService.Now(), data: new OperationData { State = OperationState.Initiated } )); if (executionInfo.Data.SwitchState(OperationState.Initiated, OperationState.Finished)) { var updatedAccount = Convert(e.Account, e.ChangeTimestamp); switch (e.EventType) { case AccountChangedEventTypeContract.Created: _accountsCacheService.TryAddNew(MarginTradingAccount.Create(updatedAccount)); break; case AccountChangedEventTypeContract.Updated: { var account = _accountsCacheService.TryGet(e.Account.Id); if (await ValidateAccount(account, e) && await _accountsCacheService.UpdateAccountChanges(updatedAccount.Id, updatedAccount.TradingConditionId, updatedAccount.WithdrawTransferLimit, updatedAccount.IsDisabled, updatedAccount.IsWithdrawalDisabled, e.ChangeTimestamp, updatedAccount.AdditionalInfo)) { _accountUpdateService.RemoveLiquidationStateIfNeeded(e.Account.Id, "Trading conditions changed"); } break; } case AccountChangedEventTypeContract.BalanceUpdated: { if (e.BalanceChange != null) { var account = _accountsCacheService.TryGet(e.Account.Id); if (await ValidateAccount(account, e)) { switch (e.BalanceChange.ReasonType) { case AccountBalanceChangeReasonTypeContract.Swap: HandleSwap(e); break; case AccountBalanceChangeReasonTypeContract.Withdraw: await _accountUpdateService.UnfreezeWithdrawalMargin(updatedAccount.Id, e.BalanceChange.Id); break; case AccountBalanceChangeReasonTypeContract.UnrealizedDailyPnL: HandleUnrealizedPnLTransaction(e); break; case AccountBalanceChangeReasonTypeContract.RealizedPnL: await _accountUpdateService.UnfreezeUnconfirmedMargin(e.Account.Id, e.BalanceChange.EventSourceId); break; case AccountBalanceChangeReasonTypeContract.Reset: await HandleAccountReset(e); break; } await _accountsCacheService.HandleBalanceChange(updatedAccount.Id, e.BalanceChange.Balance, e.BalanceChange.ChangeAmount, e.BalanceChange.ReasonType.ToType <AccountBalanceChangeReasonType>(), e.ChangeTimestamp); _accountUpdateService.RemoveLiquidationStateIfNeeded(e.Account.Id, "Balance updated"); _accountBalanceChangedEventChannel.SendEvent(this, new AccountBalanceChangedEventArgs(updatedAccount.Id)); } } else { _log.WriteWarning("AccountChangedEvent Handler", e.ToJson(), "BalanceChange info is empty"); } break; } case AccountChangedEventTypeContract.Deleted: //account deletion from cache is double-handled by CQRS flow _accountsCacheService.Remove(e.Account.Id); break; default: await _log.WriteErrorAsync(nameof(AccountsProjection), nameof(AccountChangedEvent), e.ToJson(), new Exception("AccountChangedEventTypeContract was in incorrect state")); break; } _chaosKitty.Meow(e.OperationId); await _operationExecutionInfoRepository.Save(executionInfo); } }
public void Check_Calculations_As_In_Excel_Document() { Accounts[0].Balance = 50000; _accountsCacheService.HandleBalanceChange(Accounts[0].Id, Accounts[0].Balance, 0, AccountBalanceChangeReasonType.RealizedPnL, DateTime.UtcNow); _bestPriceConsumer.SendEvent(this, new BestPriceChangeEventArgs(new InstrumentBidAskPair { Instrument = "EURUSD", Ask = 1.061M, Bid = 1.06M })); _bestPriceConsumer.SendEvent(this, new BestPriceChangeEventArgs(new InstrumentBidAskPair { Instrument = "BTCEUR", Ask = 1092M, Bid = 1091M })); _bestPriceConsumer.SendEvent(this, new BestPriceChangeEventArgs(new InstrumentBidAskPair { Instrument = "BTCUSD", Ask = 1001M, Bid = 1000M })); _fxRateCacheService.SetQuote(new InstrumentBidAskPair { Instrument = "EURUSD", Ask = 1.061M, Bid = 1.06M }); _fxRateCacheService.SetQuote(new InstrumentBidAskPair { Instrument = "BTCEUR", Ask = 1092M, Bid = 1091M }); _fxRateCacheService.SetQuote(new InstrumentBidAskPair { Instrument = "BTCUSD", Ask = 1001M, Bid = 1000M }); var positions = new List <Position> { TestObjectsFactory.CreateOpenedPosition("EURUSD", Accounts[0], MarginTradingTestsUtils.TradingConditionId, 100000, 1.05M), TestObjectsFactory.CreateOpenedPosition("EURUSD", Accounts[0], MarginTradingTestsUtils.TradingConditionId, -200000, 1.04M), TestObjectsFactory.CreateOpenedPosition("EURUSD", Accounts[0], MarginTradingTestsUtils.TradingConditionId, 50000, 1.061M), TestObjectsFactory.CreateOpenedPosition("BTCEUR", Accounts[0], MarginTradingTestsUtils.TradingConditionId, 100, 1120, 1.06m) }; foreach (var position in positions) { _ordersCache.Positions.Add(position); } positions[0].UpdateClosePrice(1.06M); positions[1].UpdateClosePrice(1.061M); positions[2].UpdateClosePrice(1.06M); positions[3].UpdateClosePrice(1091M); positions[3].UpdateCloseFxPrice(1.061M); var account = Accounts[0]; Assert.AreEqual(50000, account.Balance); Assert.AreEqual(43673.1m, Math.Round(account.GetTotalCapital(), 5)); Assert.AreEqual(33481.4m, Math.Round(account.GetFreeMargin(), 1)); Assert.AreEqual(28385.6M, Math.Round(account.GetMarginAvailable(), 1)); Assert.AreEqual(-6326.9M, Math.Round(account.GetPnl(), 5)); Assert.AreEqual(10191.7M, Math.Round(account.GetUsedMargin(), 1)); Assert.AreEqual(15287.5M, Math.Round(account.GetMarginInit(), 1)); }