public void testDerived()
{
Currency EUR = new EURCurrency(), USD = new USDCurrency(), GBP = new GBPCurrency();
ExchangeRate eur_usd = new ExchangeRate(EUR, USD, 1.2042);
ExchangeRate eur_gbp = new ExchangeRate(EUR, GBP, 0.6612);
ExchangeRate derived = ExchangeRate.chain(eur_usd, eur_gbp);
Money m1 = 50000.0 * GBP;
Money m2 = 100000.0 * USD;
Money.conversionType = Money.ConversionType.NoConversion;
Money calculated = derived.exchange(m1);
Money expected = new Money(m1.value*eur_usd.rate/eur_gbp.rate, USD);
if (!Utils.close(calculated, expected))
{
Assert.Fail("Wrong result: expected: " + expected + " calculated: " + calculated);
}
calculated = derived.exchange(m2);
expected = new Money(m2.value*eur_gbp.rate/eur_usd.rate, GBP);
if (!Utils.close(calculated, expected))
{
Assert.Fail("Wrong result: expected: " + expected + " calculated: " + calculated);
}
}
public void testBaseCurrency()
{
Currency EUR = new EURCurrency(), GBP = new GBPCurrency(), USD = new USDCurrency();
Money m1 = 50000.0 * GBP;
Money m2 = 100000.0 * EUR;
Money m3 = 500000.0 * USD;
ExchangeRateManager.Instance.clear();
ExchangeRate eur_usd = new ExchangeRate(EUR, USD, 1.2042);
ExchangeRate eur_gbp = new ExchangeRate(EUR, GBP, 0.6612);
ExchangeRateManager.Instance.Add(eur_usd);
ExchangeRateManager.Instance.Add(eur_gbp);
Money.conversionType = Money.ConversionType.BaseCurrencyConversion;
Money.BaseCurrency = EUR;
Money calculated = m1 * 3.0 + 2.5 * m2 - m3 / 5.0;
Rounding round = Money.BaseCurrency.rounding;
double x = round.Round(m1.value * 3.0 / eur_gbp.rate) + 2.5 * m2.value
- round.Round(m3.value / (5.0 * eur_usd.rate));
Money expected = new Money(x, EUR);
Money.conversionType = Money.ConversionType.NoConversion;
if (calculated != expected)
{
Assert.Fail("Wrong result: expected: " + expected + "calculated: " + calculated);
}
}
public void testDirect()
{
Currency EUR = new EURCurrency(), USD = new USDCurrency();
ExchangeRate eur_usd = new ExchangeRate(EUR, USD, 1.2042);
Money m1 = 50000.0 * EUR;
Money m2 = 100000.0 * USD;
Money.conversionType = Money.ConversionType.NoConversion;
Money calculated = eur_usd.exchange(m1);
Money expected = new Money(m1.value*eur_usd.rate, USD);
if (!Utils.close(calculated, expected))
{
Assert.Fail("Wrong result: expected: " + expected + " calculated: " + calculated);
}
calculated = eur_usd.exchange(m2);
expected = new Money(m2.value/eur_usd.rate, EUR);
if (!Utils.close(calculated, expected))
{
Assert.Fail("Wrong result: expected: " + expected + " calculated: " + calculated);
}
}
public Guid AddExchangeRate(AddExchangeRateCommand command)
{
var exchangeRate = new ExchangeRate()
{
ExchangeRateId = Guid.NewGuid(),
Price = command.Price,
Name = command.Name
};
_exchangeRateService.Insert(exchangeRate);
_unitOfWork.SaveChanges();
return exchangeRate.ExchangeRateId;
}
public override string GetStepParameters()
{
var parameters = new List <string>();
parameters.Add(Name != null ? Name.ToStepValue() : "$");
parameters.Add(Description != null ? Description.ToStepValue() : "$");
parameters.Add(RelatingMonetaryUnit != null ? RelatingMonetaryUnit.ToStepValue() : "$");
parameters.Add(RelatedMonetaryUnit != null ? RelatedMonetaryUnit.ToStepValue() : "$");
parameters.Add(ExchangeRate != null ? ExchangeRate.ToStepValue() : "$");
parameters.Add(RateDateTime != null ? RateDateTime.ToStepValue() : "$");
parameters.Add(RateSource != null ? RateSource.ToStepValue() : "$");
return(string.Join(", ", parameters.ToArray()));
}
public ActionResult Edit(int?id)
{
if (id == null)
{
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
}
ExchangeRate exchangeRate = db.ExchangeRates.Find(id);
if (exchangeRate == null)
{
return(HttpNotFound());
}
return(View(exchangeRate));
}
/// <summary>
/// Serves as a hash function for a Currency.
/// GetHashCode is suitable for use in hashing algorithms and data
/// structures like a hash table.
/// </summary>
/// <returns>A hash code for the current Currency.</returns>
public override int GetHashCode()
{
int hash = (RegionInfo.ISOCurrencySymbol.GetHashCode() ^
ExchangeRate.GetHashCode() ^
IsDefault.GetHashCode() ^
IsActive.GetHashCode());
foreach (Denomination denom in Denominations)
{
hash ^= denom.GetHashCode();
}
return(hash);
}
/// <summary>
/// Run the code example.
/// </summary>
public void Run(DfpUser user)
{
// Get the ExchangeRateService.
ExchangeRateService exchangeRateService =
(ExchangeRateService)user.GetService(DfpService.v201702.ExchangeRateService);
// Set the ID of the exchange rate.
long exchangeRateId = long.Parse(_T("INSERT_EXCHANGE_RATE_ID_HERE"));
// Create a statement to get the exchange rate.
StatementBuilder statementBuilder = new StatementBuilder()
.Where("id = :exchangeRateId and refreshRate = :refreshRate")
.OrderBy("id ASC")
.Limit(1)
.AddValue("exchangeRateId", exchangeRateId)
.AddValue("refreshRate", ExchangeRateRefreshRate.FIXED.ToString());
try {
// Get exchange rates by statement.
ExchangeRatePage page = exchangeRateService
.getExchangeRatesByStatement(statementBuilder.ToStatement());
ExchangeRate exchangeRate = page.results[0];
// Update the exchange rate value to 1.5.
exchangeRate.exchangeRate = 15000000000L;
// Update the exchange rate on the server.
ExchangeRate[] exchangeRates = exchangeRateService
.updateExchangeRates(new ExchangeRate[] { exchangeRate });
if (exchangeRates != null)
{
foreach (ExchangeRate updatedExchangeRate in exchangeRates)
{
Console.WriteLine("An exchange rate with ID '{0}', currency code '{1}', " +
"direction '{2}' and exchange rate '{3}' was updated.", exchangeRate.id,
exchangeRate.currencyCode, exchangeRate.direction,
(exchangeRate.exchangeRate / 10000000000f));
}
}
else
{
Console.WriteLine("No exchange rates updated.");
}
} catch (Exception e) {
Console.WriteLine("Failed to update exchange rates. Exception says \"{0}\"",
e.Message);
}
}
// GET: ExchangeRates/Delete/5
public ActionResult Delete(int?id)
{
if (id == null)
{
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
}
ExchangeRate exchangeRate = ExchangeRateRepository.Find(id.Value);
if (exchangeRate == null)
{
return(HttpNotFound());
}
return(View(exchangeRate));
}
public ConversionTests()
{
gbp = new Currency(1, "GBP", "\u00A3");
usd = new Currency(2, "USD", "\u0024");
aud = new Currency(3, "AUD", "A\u0024");
eur = new Currency(4, "EUR", "\u20AC");
ExchangeRate gbpToUsd = new ExchangeRate(usd, 1.24697m);
ExchangeRate gbpToAud = new ExchangeRate(aud, 1.83744m);
ExchangeRate gbpToEur = new ExchangeRate(eur, 1.12344m);
gbp.ExchangeRates.Add(gbpToUsd);
gbp.ExchangeRates.Add(gbpToAud);
gbp.ExchangeRates.Add(gbpToEur);
}
public ExchangeRate get_ExchangeRate(Session session, string ExchangeRateId, short RowStatus)
{
ExchangeRate exchangeRateID = session.FindObject <ExchangeRate>(
CriteriaOperator.And(
new BinaryOperator("ExchangeRateId", ExchangeRateId, BinaryOperatorType.Equal),
new BinaryOperator("RowStatus", RowStatus, BinaryOperatorType.Equal)
));
if (exchangeRateID == null)
{
throw new Exception("ExchangeRate is not exist system");
}
return(exchangeRateID);
}
public ActionResult DeleteConfirmed(int id)
{
ExchangeRate exchangeRate = ExchangeRateRepository.Find(id);
bool ok = ExchangeRateRepository.Delete(id);
if (ok)
{
return(RedirectToAction("Index"));
}
else
{
return(RedirectToAction("Delete", id));
}
}
private void _baseCurrencyCombobox_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
_subCurrencyCombobox.Visibility = Visibility.Visible;
_subCurrencyCombobox.Items.Clear();
foreach (var currency in ExchangeRate.GetCurrencies())
{
if (currency.ToString() != _baseCurrencyCombobox.SelectedItem.ToString())
{
_subCurrencyCombobox.Items.Add(currency);
}
}
_subCurrencyCombobox1.Items.Clear();
_confirmButton.Visibility = Visibility.Hidden;
}
public void WhenCurrencyPairInNlCulture_ThenParsingShouldSucceed()
{
var fx1 = ExchangeRate.Parse("EUR/USD 1,2591");
fx1.BaseCurrency.Code.Should().Be("EUR");
fx1.QuoteCurrency.Code.Should().Be("USD");
fx1.Value.Should().Be(1.2591M);
var fx2 = ExchangeRate.Parse("EUR/USD1,2591");
fx2.BaseCurrency.Code.Should().Be("EUR");
fx2.QuoteCurrency.Code.Should().Be("USD");
fx2.Value.Should().Be(1.2591M);
}
private ExchangeRate GetRegularExchangeRate(Asset baseAsset, Asset quoteAsset)
{
ExchangeRate baseToDollarRate = _dollarApi.GetUsdRate(baseAsset);
ExchangeRate quoteToDollarRate = _dollarApi.GetUsdRate(quoteAsset);
return(new ExchangeRate
{
AssetBase = baseToDollarRate.AssetBase,
AssetQuote = quoteToDollarRate.AssetBase,
Rate = baseToDollarRate.Rate / quoteToDollarRate.Rate,
Time = DateTime.Now
});
}
public void AddRate(ExchangeRate exchangeRate, bool createReverse = false)
{
_context.ExchangeRates.Add(exchangeRate);
if (createReverse)
{
_context.ExchangeRates.Add(new ExchangeRate()
{
ExchangeRateId = Guid.NewGuid(),
FromCurrencyId = exchangeRate.ToCurrencyId,
ToCurrencyId = exchangeRate.FromCurrencyId,
Ratio = Math.Round(1 / exchangeRate.Ratio, 4),
});
}
}
public static void UpdatePinnedRates(ExchangeRate rate)
{
var list = GetPinnedRates();
if (rate.Pinned && !list.Contains(rate.Currency))
{
list.Add(rate.Currency);
}
if (!rate.Pinned && list.Contains(rate.Currency))
{
list.Remove(rate.Currency);
}
Save("pinned", JsonConvert.SerializeObject(list));
}
public void ExchangeRateUpdateTestUsingoAuth(ServiceContext qboContextoAuth)
{
QueryService <ExchangeRate> entityQuery = new QueryService <ExchangeRate>(qboContextoAuth);
List <ExchangeRate> foundall = entityQuery.ExecuteIdsQuery("SELECT * FROM ExchangeRate where SourceCurrencyCode in ('INR') and AsOfDate='2015-07-07'").ToList <ExchangeRate>();
foreach (ExchangeRate found in foundall)
{
ExchangeRate changed = QBOHelper.UpdateExchangeRate(qboContextoAuth, found);
//Update the returned entity data
ExchangeRate updated = Helper.Update <ExchangeRate>(qboContextoAuth, changed);//Verify the updated ExchangeRate
}
}
public static async Task <long> SaveAsync(string tenant, int officeId, string baseCurrency,
List <ExchangeRateViewModel> exchangeRates)
{
long exchangeRateId = 0;
using (var db = DbProvider.Get(FrapidDbServer.GetConnectionString(tenant), tenant).GetDatabase())
{
db.BeginTransaction();
try
{
var sql = new Sql("UPDATE finance.exchange_rates SET status = @0 WHERE office_id=@1", false, officeId);
await db.ExecuteAsync(sql);
var exchangeRate = new ExchangeRate
{
OfficeId = officeId,
Status = true,
UpdatedOn = DateTimeOffset.UtcNow
};
var awaiter =
await db.InsertAsync("finance.exchange_rates", "exchange_rate_id", true, exchangeRate).ConfigureAwait(false);
exchangeRateId = awaiter.To <long>();
foreach (var item in exchangeRates)
{
var detail = new ExchangeRateDetail
{
ExchangeRateId = exchangeRateId,
LocalCurrencyCode = baseCurrency,
ForeignCurrencyCode = item.CurrencyCode,
ExchangeRate = item.Rate,
Unit = 1
};
await db.InsertAsync("finance.exchange_rate_details", "exchange_rate_detail_id", true, detail);
}
db.CompleteTransaction();
}
catch (Exception)
{
db.AbortTransaction();
}
return(exchangeRateId);
}
}
private void _confirmButton_Click(object sender, RoutedEventArgs e)
{
ExchangeRate.Currency BaseCurrency = ExchangeRate.StrToCurrency(_baseCurrencyCombobox.SelectedItem.ToString());
var CurrencyList = new List <ExchangeRate.Currency>
{
ExchangeRate.StrToCurrency(_subCurrencyCombobox.SelectedItem.ToString()),
ExchangeRate.StrToCurrency(_subCurrencyCombobox1.SelectedItem.ToString())
};
//Creates a new Page without distorting window resolution or creating a new window
App.ElementHandles.ExchangeRateInputHWND = new ExchangeRateInput(BaseCurrency, CurrencyList);
CurrencySelectMainGrid.Children.Clear();
CurrencySelectMainGrid.Children.Add(App.ElementHandles.ExchangeRateInputHWND);
}
private ExchangeRate[] FillTimeSeriesGaps(ICollection <ExchangeRate> collection, DateTime startTime, DateTime endTime)
{
if (!collection.Any())
{
return(Array.Empty <ExchangeRate>());
}
var daysRange = Enumerable.Range(0, (endTime - startTime).Days + 1)
.Select(day => startTime.AddDays(day))
.Where(day => day.Date >= collection.Min(col => col.Date))
.GroupJoin(collection,
day => day,
coll => coll.Date,
(day, coll) => (day, ExchangeRate: coll.FirstOrDefault()))
.ToArray();
if (!daysRange.Any())
{
return(Array.Empty <ExchangeRate>());
}
var result = new List <ExchangeRate>();
var lastDefinedValue = daysRange.First().ExchangeRate;
foreach (var day in daysRange)
{
ExchangeRate itemToAdd;
if (day.ExchangeRate == null)
{
itemToAdd = new ExchangeRate
{
Date = day.day,
Source = lastDefinedValue.Source,
Target = lastDefinedValue.Target,
Value = lastDefinedValue.Value
};
}
else
{
itemToAdd = day.ExchangeRate;
}
lastDefinedValue = itemToAdd;
result.Add(itemToAdd);
}
return(result.ToArray());
}
private Singleton()
{
ExchangeRates = new List <ExchangeRate>();
ExchangeRate newExchangeRate = new ExchangeRate
{
Id = 1,
Date = Convert.ToDateTime("2020-08-01"),
GTQ = 1,
USD = 7.9
};
ExchangeRates.Add(newExchangeRate);
newExchangeRate = new ExchangeRate
{
Id = 2,
Date = Convert.ToDateTime("2020-08-02"),
GTQ = 1,
USD = 7.88
};
ExchangeRates.Add(newExchangeRate);
newExchangeRate = new ExchangeRate
{
Id = 3,
Date = Convert.ToDateTime("2020-08-03"),
GTQ = 1,
USD = 7.86
};
ExchangeRates.Add(newExchangeRate);
newExchangeRate = new ExchangeRate
{
Id = 4,
Date = Convert.ToDateTime("2020-08-04"),
GTQ = 1,
USD = 7.92
};
ExchangeRates.Add(newExchangeRate);
newExchangeRate = new ExchangeRate
{
Id = 5,
Date = Convert.ToDateTime("2020-08-05"),
GTQ = 1,
USD = 7.87
};
ExchangeRates.Add(newExchangeRate);
}
private void SetExchangeRate()
{
_exchangeRate = null;
if (ServicesProvider.GetInstance().GetCurrencyServices().FindAllCurrencies().Count == 1)
{
_exchangeRate = new ExchangeRate
{
Currency = _FundingLine.Currency,
Date = dateTimePickerEvent.Value,
Rate = 1
};
}
buttonSave.Enabled = false;
DateTime _date = dateTimePickerEvent.Value;
try
{
if (!ServicesProvider.GetInstance().GetExchangeRateServices().RateExistsForEachCurrency
(ServicesProvider.GetInstance().GetCurrencyServices().FindAllCurrencies(), _date.Date)
/*&& (User.CurrentUser.HasAdminRole || User.CurrentUser.HasSuperAdminRole)*/)
{
buttonAddRate.Enabled = true;
var _xrForm =
new ExchangeRateForm(new DateTime(dateTimePickerEvent.Value.Year, _date.Month, _date.Day),
_FundingLine.Currency);
_xrForm.ShowDialog();
}
_exchangeRate = ServicesProvider.GetInstance().GetAccountingServices().FindExchangeRate(_date.Date, _FundingLine.Currency);
}
catch (Exception ex)
{
new frmShowError(CustomExceptionHandler.ShowExceptionText(ex)).ShowDialog();
}
finally
{
if (_exchangeRate != null)
{
buttonSave.Enabled = true;
buttonAddRate.Visible = false;
}
else
{
buttonSave.Enabled = false;
//buttonAddRate.Enabled = User.CurrentUser.isAdmin || User.CurrentUser.isSuperAdmin;
buttonAddRate.Enabled = true;
}
}
}
public void PerformCalls(Object source, ElapsedEventArgs e)
{
try
{
_request = new HttpRequestMessage()
{
RequestUri = new Uri("http://www.banguat.gob.gt/variables/ws/TipoCambio.asmx"),
Method = HttpMethod.Post
};
_request.Headers.Add("SOAPAction", "http://www.banguat.gob.gt/variables/ws/TipoCambioDia");
_request.Content = new StringContent(_xmlDocument, Encoding.UTF8, "text/xml");
_request.Content.Headers.ContentType = new MediaTypeHeaderValue("text/xml");
var response = _httpClient.SendAsync(_request).Result;
if (response.StatusCode == HttpStatusCode.OK)
{
var responseObject = Helpers.GetDeserializedResponse(response).Result;
var dataSourceItem = responseObject.TipoCambioDiaResult.CambioDolar.FirstOrDefault();
if (dataSourceItem != null)
{
var exchangeRate = new ExchangeRate()
{
Date = DateTime.Parse(dataSourceItem.Fecha),
Rate = dataSourceItem.Referencia,
WhenObtained = DateTime.UtcNow
};
var requestPayload = JsonConvert.SerializeObject(exchangeRate);
_apiRequest = new HttpRequestMessage()
{
RequestUri = new Uri(WebAPIUrl),
Method = HttpMethod.Post
};
_apiRequest.Content = new StringContent(requestPayload);
_apiRequest.Content.Headers.ContentType = new MediaTypeHeaderValue("application/json");
var apiResponse = _apiHttpClient.SendAsync(_apiRequest).Result;
}
}
}
catch (Exception exc)
{
throw exc;
}
}
private async Task SaveCurrenciesInDb(ExchangeRate exchangeRate)
{
if (exchangeRate.Success)
{
var currencies = AddOrUpdateCurrency(exchangeRate);
await _applicationContext.AddAsync(new CurrentExchangeRateRequest()
{
Date = DateTime.UtcNow,
Currencies = currencies
});
await _applicationContext.SaveChangesAsync();
}
}
public ExchangeRatesCacheTests()
{
_configuration = new Mock <IHaveConfigurations>();
_exchangeRatesRetriever = new Mock <IRetrieveExchangeRates>();
_cache = new ExchangeRatesCache(_configuration.Object, _exchangeRatesRetriever.Object);
_eurExchangeRate = new ExchangeRate(
new Dictionary <Currency, decimal>
{
{ Currency.EUR, 1m },
{ Currency.GBP, TargetEurGbpRate },
{ Currency.USD, TargetEurUsdRate }
},
_updatedAt);
}
public async Task <long> TinybarsFromGas(double agu)
{
// agu = Arbitrary Gas Unit - we really have no idea, some 'relative' unit of work.
// agc = Arbitrary Gas Constant - Well, we know this is not linear with the exchange rate so we have to keep changing it.
// Change the agc when the gas price goes up/down whatever.
long agc = 200;
if (_exchangeRate == null)
{
await using var client = NewClient();
_exchangeRate = (await client.GetExchangeRatesAsync()).Current;
}
// This is not necessarily correct, but hopefully stable.
return(((long)(agu * agc * _exchangeRate.HBarEquivalent)) / (_exchangeRate.USDCentEquivalent));
}
/// <summary>
///
/// </summary>
/// <param name="id"></param>
/// <returns></returns>
public bool DeleteExchangeRate(Guid id)
{
bool isDeleted = false;
using (var context = new SCMSEntities())
{
ExchangeRate exchangeRate = context.ExchangeRates.Single(c => c.Id.Equals(id));
context.ExchangeRates.Remove(exchangeRate);
if (context.SaveChanges() > 0)
{
isDeleted = true;
}
}
return(isDeleted);
}
public void GetExchangedValueReturnsANumberRoundedBy8()
{
var er = new ExchangeRate(5999999M, "R$/BTC", DateTime.Now, CultureInfo.InvariantCulture);
var valueFiat = 15M;
var result = er.ExchangeValueTo(valueFiat);
var numberOfDecimals = result.ToString(CultureInfo.InvariantCulture).Split('.').Last().Length;
Assert.Equal(numberOfDecimals, Constants.BitcoinDecimals);
var roundValue = Math.Round(valueFiat / er.Rate, Constants.BitcoinDecimals, MidpointRounding.AwayFromZero);
Assert.Equal(result, roundValue);
}
public async Task <IActionResult> OnGetAsync(int?id)
{
if (id == null)
{
return(NotFound());
}
ExchangeRate = await _context.ExchangeRate.FirstOrDefaultAsync(m => m.ExchangeRateId == id);
if (ExchangeRate == null)
{
return(NotFound());
}
return(Page());
}
public void Should_Get_A_List_Of_Exchange_Rates_For_Type_In_A_Date()
{
FixedList <ExchangeRateType> exchangeRateTypes = ExchangeRateType.GetList();
var EXCHANGE_RATE_TYPE = exchangeRateTypes[0];
DateTime DATE = new DateTime(2017, 08, 31);
FixedList <ExchangeRate> list = ExchangeRate.GetList(EXCHANGE_RATE_TYPE, DATE);
Assert.NotEmpty(list);
Assert.All(list, x => { Assert.Equal(DATE, x.Date); });
Assert.All(list, x => { Assert.Equal(EXCHANGE_RATE_TYPE, x.ExchangeRateType); });
Assert.All(list, x => { Assert.True(x.Value > 0); });
}
// GET: ExchangeRates/Edit/5
public ActionResult Edit(int?id)
{
if (id == null)
{
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
}
ExchangeRate exchangeRate = ExchangeRateRepository.Find(id.Value);
if (exchangeRate == null)
{
return(HttpNotFound());
}
//ViewBag.Currency_ID = new SelectList(db.Currency, "ID", "Name", exchangeRate.Currency_ID);
return(View(exchangeRate));
}
public void AddExchangeRate()
{
ExchangeRate exchangeRate = new ExchangeRate()
{
CurrencyId = 2,
RateForSale = 75,
RateForPurchaise = 76,
RateDate = DateTime.Now
};
exchangeRateService.AddExchangeRate(exchangeRate);
bool rateIsExist = exchangeRateService.IsExist(exchangeRate.Id);
Assert.True(rateIsExist);
}
public override int GetHashCode()
{
return
(BaseCurrencyAmount.GetHashCode()
^ UnixTimeStamp.GetHashCode()
^ CounterCurrencyAmount.GetHashCode()
^ ExchangeRate.GetHashCode()
^ OrderId.GetHashCode()
^ Pair.GetHashCode()
^ SourceExchange.GetHashCode()
^ TradeFee.GetHashCode()
^ TradeFeeCurrency.GetHashCode()
^ TransactionType.GetHashCode()
^ TransactionId.GetHashCode());
}
public ExchangeRate CalculateCrossRate(ExchangeRate rate1, ExchangeRate rate2, DateTime timestampUtc)
{
Argument.NotNull(rate1, "rate1");
Argument.NotNull(rate2, "rate2");
if (rate1.Base.ISOName != rate2.Base.ISOName)
{
throw new ArgumentException("Can't calculate cross rate for rates with different base currencies.");
}
if (rate1.Foreign.ISOName == rate2.Foreign.ISOName)
{
throw new ArgumentException("Can't calculate cross rate for rates with same foreign currencies.");
}
var buyRate = rate2.BuyRate / rate1.SellRate;
var sellRate = rate2.SellRate / rate1.BuyRate;
return ExchangeRate.Create(rate1.Foreign, rate2.Foreign, buyRate, sellRate, timestampUtc);
}
public ActionResult Create(ExchangeRate item)
{
if (!ModelState.IsValid)
return PartialView ("_Create", item);
var qry = from x in ExchangeRate.Queryable
where x.Date == item.Date.Date &&
x.Base == item.Base &&
x.Target == item.Target
select x;
if (qry.Count () > 0) {
ModelState.AddModelError ("Date", Resources.ExchangeRateAlreadyExists);
return PartialView ("_Create", item);
}
using (var scope = new TransactionScope ()) {
item.CreateAndFlush ();
}
return PartialView ("_CreateSuccesful", item);
}
public ArbAgent(ExchangeLink sell, ExchangeLink buy, System.ComponentModel.ISynchronizeInvoke s)
{
_sellLink = sell;
_buyLink = buy;
_timer = new System.Timers.Timer();
_timer.Interval = 10000;
_timer.SynchronizingObject = s;
_timer.Elapsed += new ElapsedEventHandler(DoUpdate);
_timer.Enabled = false;
_updateInProgress = false;
_exchangeRate = new ExchangeRate();
_sellBalanceUpdater = new BalanceUpdater(_sellLink, Currency.XBT, UpdateSellBalance, 60000);
_buyBalanceUpdater = new BalanceUpdater(_buyLink, Currency.USD, UpdateBuyBalance, 60000);
_sellFeeUpdater = new FeeUpdater(_sellLink, UpdateSellFee, 1000 * 3600 * 4);
_buyFeeUpdater = new FeeUpdater(_buyLink, UpdateBuyFee, 1000 * 3600 * 4);
_exchangeRateUpdater = new ExchangeRateUpdater(_buyLink, UpdateExchangeRate, 1000 * 3600 * 6);
}
/// <summary>
/// Run the code examples.
/// </summary>
/// <param name="user">The DFP user object running the code examples.</param>
public override void Run(DfpUser user) {
// Get the ExchangeRateService.
ExchangeRateService exchangeRateService =
(ExchangeRateService) user.GetService(DfpService.v201508.ExchangeRateService);
// Create an exchange rate.
ExchangeRate exchangeRate = new ExchangeRate();
// Set the currency code.
exchangeRate.currencyCode = "AUD";
// Set the direction of the conversion (from the network currency).
exchangeRate.direction = ExchangeRateDirection.FROM_NETWORK;
// Set the conversion value as 1.5 (this value is multiplied by 10,000,000,000)
exchangeRate.exchangeRate = 15000000000L;
// Do not refresh exchange rate from Google data. Update manually only.
exchangeRate.refreshRate = ExchangeRateRefreshRate.FIXED;
try {
// Create the exchange rate on the server.
ExchangeRate[] exchangeRates = exchangeRateService.createExchangeRates(
new ExchangeRate[] {exchangeRate});
foreach (ExchangeRate createdExchangeRate in exchangeRates) {
Console.WriteLine("An exchange rate with ID '{0}', currency code '{1}', " +
"direction '{2}' and exchange rate '{3}' was created.", exchangeRate.id,
exchangeRate.currencyCode, exchangeRate.direction,
(exchangeRate.exchangeRate / 10000000000f));
}
} catch (Exception e) {
Console.WriteLine("Failed to create exchange rates. Exception says \"{0}\"",
e.Message);
}
}
internal CurrencyConverter(ExchangeRate exchangeRate)
{
Argument.NotNull(exchangeRate, "rate");
_exchangeRate = exchangeRate;
}
public void add(ExchangeRate arg0, Date startDate, Date endDate) {
NQuantLibcPINVOKE.ExchangeRateManager_add__SWIG_0(swigCPtr, ExchangeRate.getCPtr(arg0), Date.getCPtr(startDate), Date.getCPtr(endDate));
if (NQuantLibcPINVOKE.SWIGPendingException.Pending) throw NQuantLibcPINVOKE.SWIGPendingException.Retrieve();
}
public void testSmartLookup()
{
Currency EUR = new EURCurrency(), USD = new USDCurrency(), GBP = new GBPCurrency(),
CHF = new CHFCurrency(), SEK = new SEKCurrency(), JPY = new JPYCurrency();
ExchangeRateManager rateManager = ExchangeRateManager.Instance;
rateManager.clear();
ExchangeRate eur_usd1 = new ExchangeRate(EUR, USD, 1.1983);
ExchangeRate eur_usd2 = new ExchangeRate(USD, EUR, 1.0/1.2042);
rateManager.Add(eur_usd1, new Date(4,Month.August,2004));
rateManager.Add(eur_usd2, new Date(5,Month.August,2004));
ExchangeRate eur_gbp1 = new ExchangeRate(GBP, EUR, 1.0 / 0.6596);
ExchangeRate eur_gbp2 = new ExchangeRate(EUR, GBP, 0.6612);
rateManager.Add(eur_gbp1, new Date(4,Month.August,2004));
rateManager.Add(eur_gbp2, new Date(5,Month.August,2004));
ExchangeRate usd_chf1 = new ExchangeRate(USD, CHF, 1.2847);
ExchangeRate usd_chf2 = new ExchangeRate(CHF, USD, 1.0 / 1.2774);
rateManager.Add(usd_chf1, new Date(4,Month.August,2004));
rateManager.Add(usd_chf2, new Date(5,Month.August,2004));
ExchangeRate chf_sek1 = new ExchangeRate(SEK, CHF, 0.1674);
ExchangeRate chf_sek2 = new ExchangeRate(CHF, SEK, 1.0 / 0.1677);
rateManager.Add(chf_sek1, new Date(4,Month.August,2004));
rateManager.Add(chf_sek2, new Date(5,Month.August,2004));
ExchangeRate jpy_sek1 = new ExchangeRate(SEK, JPY, 14.5450);
ExchangeRate jpy_sek2 = new ExchangeRate(JPY, SEK, 1.0 / 14.6110);
rateManager.Add(jpy_sek1, new Date(4,Month.August,2004));
rateManager.Add(jpy_sek2, new Date(5,Month.August,2004));
Money m1 = 100000.0 * USD;
Money m2 = 100000.0 * EUR;
Money m3 = 100000.0 * GBP;
Money m4 = 100000.0 * CHF;
Money m5 = 100000.0 * SEK;
Money m6 = 100000.0 * JPY;
Money.conversionType = Money.ConversionType.NoConversion;
// two-rate chain
ExchangeRate usd_sek = rateManager.lookup(USD, SEK, new Date(4,Month.August,2004));
Money calculated = usd_sek.exchange(m1);
Money expected = new Money(m1.value*usd_chf1.rate/chf_sek1.rate, SEK);
if (!Utils.close(calculated, expected))
{
Assert.Fail("Wrong result: expected: " + expected + " calculated: " + calculated);
}
usd_sek = rateManager.lookup(SEK, USD, new Date(5,Month.August,2004));
calculated = usd_sek.exchange(m5);
expected = new Money(m5.value*usd_chf2.rate/chf_sek2.rate, USD);
if (!Utils.close(calculated, expected))
{
Assert.Fail("Wrong result: expected: " + expected + " calculated: " + calculated);
}
// three-rate chain
ExchangeRate eur_sek = rateManager.lookup(EUR, SEK,new Date(4,Month.August,2004));
calculated = eur_sek.exchange(m2);
expected = new Money(m2.value*eur_usd1.rate*usd_chf1.rate/chf_sek1.rate, SEK);
if (!Utils.close(calculated, expected))
{
Assert.Fail("Wrong result: expected: " + expected + " calculated: " + calculated);
}
eur_sek = rateManager.lookup(SEK, EUR, new Date(5,Month.August,2004));
calculated = eur_sek.exchange(m5);
expected = new Money(m5.value*eur_usd2.rate*usd_chf2.rate/chf_sek2.rate, EUR);
if (!Utils.close(calculated, expected))
{
Assert.Fail("Wrong result: expected: " + expected + " calculated: " + calculated);
}
// four-rate chain
ExchangeRate eur_jpy = rateManager.lookup(EUR, JPY,new Date(4,Month.August,2004));
calculated = eur_jpy.exchange(m2);
expected = new Money(m2.value*eur_usd1.rate*usd_chf1.rate*jpy_sek1.rate/chf_sek1.rate, JPY);
if (!Utils.close(calculated, expected))
{
Assert.Fail("Wrong result: expected: " + expected + " calculated: " + calculated);
}
eur_jpy = rateManager.lookup(JPY, EUR, new Date(5,Month.August,2004));
calculated = eur_jpy.exchange(m6);
expected = new Money(m6.value*jpy_sek2.rate*eur_usd2.rate*usd_chf2.rate/chf_sek2.rate, EUR);
if (!Utils.close(calculated, expected))
{
Assert.Fail("Wrong result: expected: " + expected + " calculated: " + calculated);
}
// five-rate chain
ExchangeRate gbp_jpy = rateManager.lookup(GBP, JPY,new Date(4,Month.August,2004));
calculated = gbp_jpy.exchange(m3);
expected = new Money(m3.value*eur_gbp1.rate*eur_usd1.rate*usd_chf1.rate*jpy_sek1.rate/chf_sek1.rate, JPY);
if (!Utils.close(calculated, expected))
{
Assert.Fail("Wrong result: expected: " + expected + " calculated: " + calculated);
}
gbp_jpy = rateManager.lookup(JPY, GBP, new Date(5,Month.August,2004));
calculated = gbp_jpy.exchange(m6);
expected = new Money(m6.value*jpy_sek2.rate*eur_usd2.rate*usd_chf2.rate*eur_gbp2.rate/chf_sek2.rate, GBP);
if (!Utils.close(calculated, expected))
{
Assert.Fail("Wrong result: expected: " + expected + " calculated: " + calculated);
}
}
public static Dictionary<Bro, decimal> CalculateInCurrency(ExchangeRate rate, IList<Transaction> transactions, IList<Bro> bros)
{
return CalculateInBaseCurrency(transactions, bros).ToDictionary(p => p.Key, p => p.Value * rate.Rate);
}
public TotalInCurrencyRest(IList<BroTotalInCurrencyRest> totals, ExchangeRate rate)
{
Totals = totals;
Rate = new ExchangeRateRest(rate);
}
internal static global::System.Runtime.InteropServices.HandleRef getCPtr(ExchangeRate obj) {
return (obj == null) ? new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero) : obj.swigCPtr;
}
public ExchangeRate lookup(Currency source, Currency target, Date date) {
ExchangeRate ret = new ExchangeRate(NQuantLibcPINVOKE.ExchangeRateManager_lookup__SWIG_1(swigCPtr, Currency.getCPtr(source), Currency.getCPtr(target), Date.getCPtr(date)), true);
if (NQuantLibcPINVOKE.SWIGPendingException.Pending) throw NQuantLibcPINVOKE.SWIGPendingException.Retrieve();
return ret;
}
public void add(ExchangeRate arg0) {
NQuantLibcPINVOKE.ExchangeRateManager_add__SWIG_2(swigCPtr, ExchangeRate.getCPtr(arg0));
if (NQuantLibcPINVOKE.SWIGPendingException.Pending) throw NQuantLibcPINVOKE.SWIGPendingException.Retrieve();
}
public void WhenRateIsDecimal_ThenCreatingShouldSucceed()
{
var fx = new ExchangeRate(_euro, _dollar, 1.2591M);
fx.BaseCurrency.Should().Be(_euro);
fx.QuoteCurrency.Should().Be(_dollar);
fx.Value.Should().Be(1.2591M);
}
public void testDirectLookup()
{
ExchangeRateManager rateManager = ExchangeRateManager.Instance;
rateManager.clear();
Currency EUR = new EURCurrency(), USD = new USDCurrency();
ExchangeRate eur_usd1 = new ExchangeRate(EUR, USD, 1.1983);
ExchangeRate eur_usd2 = new ExchangeRate(USD, EUR, 1.0/1.2042);
rateManager.Add(eur_usd1, new Date(4,Month.August,2004));
rateManager.Add(eur_usd2, new Date(5,Month.August,2004));
Money m1 = 50000.0 * EUR;
Money m2 = 100000.0 * USD;
Money.conversionType = Money.ConversionType.NoConversion;
ExchangeRate eur_usd = rateManager.lookup(EUR, USD,new Date(4,Month.August,2004),ExchangeRate.Type.Direct);
Money calculated = eur_usd.exchange(m1);
Money expected = new Money(m1.value*eur_usd1.rate, USD);
if (!Utils.close(calculated, expected))
{
Assert.Fail("Wrong result: expected: " + expected + " calculated: " + calculated);
}
eur_usd = rateManager.lookup(EUR, USD,new Date(5,Month.August,2004),ExchangeRate.Type.Direct);
calculated = eur_usd.exchange(m1);
expected = new Money(m1.value/eur_usd2.rate, USD);
if (!Utils.close(calculated, expected))
{
Assert.Fail("Wrong result: expected: " + expected + " calculated: " + calculated);
}
ExchangeRate usd_eur = rateManager.lookup(USD, EUR,new Date(4,Month.August,2004),ExchangeRate.Type.Direct);
calculated = usd_eur.exchange(m2);
expected = new Money(m2.value/eur_usd1.rate, EUR);
if (!Utils.close(calculated, expected))
{
Assert.Fail("Wrong result: expected: " + expected + " calculated: " + calculated);
}
usd_eur = rateManager.lookup(USD, EUR,new Date(5,Month.August,2004),ExchangeRate.Type.Direct);
calculated = usd_eur.exchange(m2);
expected = new Money(m2.value*eur_usd2.rate, EUR);
if (!Utils.close(calculated, expected))
{
Assert.Fail("Wrong result: expected: " + expected + " calculated: " + calculated);
}
}
public void WhenRateIsDouble_ThenCreatingShouldSucceed()
{
var fx = new ExchangeRate(_euroAsString, _dollarAsString, 1.2591);
fx.BaseCurrency.Should().Be(_euro);
fx.QuoteCurrency.Should().Be(_dollar);
// TODO: Can doubles be compared for equality? See https://github.com/dennisdoomen/fluentassertions/wiki
fx.Value.Should().Be(1.2591M);
}
public void testTriangulatedLookup()
{
ExchangeRateManager rateManager = ExchangeRateManager.Instance;
rateManager.clear();
Currency EUR = new EURCurrency(), USD = new USDCurrency(), ITL = new ITLCurrency();
ExchangeRate eur_usd1 = new ExchangeRate(EUR, USD, 1.1983);
ExchangeRate eur_usd2 = new ExchangeRate(EUR, USD, 1.2042);
rateManager.Add(eur_usd1, new Date(4,Month.August,2004));
rateManager.Add(eur_usd2, new Date(5,Month.August,2004));
Money m1 = 50000000.0 * ITL;
Money m2 = 100000.0 * USD;
Money.conversionType = Money.ConversionType.NoConversion;
ExchangeRate itl_usd = rateManager.lookup(ITL, USD,new Date(4,Month.August,2004));
Money calculated = itl_usd.exchange(m1);
Money expected = new Money(m1.value*eur_usd1.rate/1936.27, USD);
if (!Utils.close(calculated, expected))
{
Assert.Fail("Wrong result: expected: " + expected + " calculated: " + calculated);
}
itl_usd = rateManager.lookup(ITL, USD,new Date(5,Month.August,2004));
calculated = itl_usd.exchange(m1);
expected = new Money(m1.value*eur_usd2.rate/1936.27, USD);
if (!Utils.close(calculated, expected))
{
Assert.Fail("Wrong result: expected: " + expected + " calculated: " + calculated);
}
ExchangeRate usd_itl = rateManager.lookup(USD, ITL, new Date(4, Month.August, 2004));
calculated = usd_itl.exchange(m2);
expected = new Money(m2.value*1936.27/eur_usd1.rate, ITL);
if (!Utils.close(calculated, expected))
{
Assert.Fail("Wrong result: expected: " + expected + " calculated: " + calculated);
}
usd_itl = rateManager.lookup(USD, ITL, new Date(5, Month.August, 2004));
calculated = usd_itl.exchange(m2);
expected = new Money(m2.value*1936.27/eur_usd2.rate, ITL);
if (!Utils.close(calculated, expected))
{
Assert.Fail("Wrong result: expected: " + expected + " calculated: " + calculated);
}
}
public void WhenRateIsFloat_ThenCreatingShouldSucceed()
{
var fx = new ExchangeRate(_euroAsString, _dollarAsString, 1.2591F);
fx.BaseCurrency.Should().Be(_euro);
fx.QuoteCurrency.Should().Be(_dollar);
fx.Value.Should().Be(1.2591M);
}
public ExchangeRateRest(ExchangeRate rate)
{
Currency = rate.Currency.Id;
Date = JsonDate.ToString(rate.Date);
Rate = rate.Rate;
}
public static ExchangeRate chain(ExchangeRate r1, ExchangeRate r2) {
ExchangeRate ret = new ExchangeRate(NQuantLibcPINVOKE.ExchangeRate_chain(ExchangeRate.getCPtr(r1), ExchangeRate.getCPtr(r2)), true);
if (NQuantLibcPINVOKE.SWIGPendingException.Pending) throw NQuantLibcPINVOKE.SWIGPendingException.Retrieve();
return ret;
}
