public void Process(GetLookupSourceItemsArgs args)
{
if (!args.Source.Contains(scapePrefix))
{
return;
}
Item contextItem;
// Only goes ahead if this is a Parameters Template
if (args.Item.Template.BaseTemplates.Where(bt => bt.ID == BaseParameterTemplate).Any())
{
// This whole block is to get Context Item
string url = WebUtil.GetQueryString();
if (string.IsNullOrWhiteSpace(url))
{
args.Source = String.Empty;
return;
}
FieldEditorParameters parameters = null;
try
{
parameters = FieldEditorOptions.Parse(new UrlString(url)).Parameters;
}
catch (Exception) { }
if (parameters == null)
{
args.Source = String.Empty;
return;
}
var currentItemId = parameters["contentitem"];
if (string.IsNullOrEmpty(currentItemId))
{
args.Source = String.Empty;
return;
}
ItemUri contentItemUri = new ItemUri(currentItemId);
contextItem = Database.GetItem(contentItemUri);
}
else
{
contextItem = args.Item;
}
// Now to the custom (site-specific) parameters
var sourceName = args.Source.Replace(scapePrefix, "").Trim();
args.Source = provider.GetSource(contextItem, sourceName);
}
public Quote CreateQuote(string marketFilePath, string loanAmountString)
{
long loanAmount;
if (!long.TryParse(loanAmountString, out loanAmount))
{
throw new LoanAmountException("Please input an integer loan amount.");
}
var offers = _sourceProvider.GetSource(marketFilePath);
if (loanAmount < 1000 || loanAmount > 15000 || loanAmount % 100 != 0)
{
throw new LoanAmountException(
"Load request can only be of any £100 increment between £1000 and £15000 inclusive.");
}
if (offers.Sum(o => o.Available) < loanAmount)
{
throw new LoanAmountException("It is not possible to provide a quote at that time.");
}
var usableTotalAmount = 0L;
var offersToUse = offers.TakeWhile(o =>
{
var available = o.Available;
usableTotalAmount += available;
return(usableTotalAmount < loanAmount);
}).ToList();
offersToUse.Add(offers[offersToUse.Count]);
var sumAvailable = offersToUse.Sum(o => o.Available);
var compoundRate = (from offer in offersToUse let weight = (double)offer.Available / sumAvailable select offer.Rate * weight).Sum();
compoundRate = Math.Round(compoundRate, 3);
var finalRate = Math.Pow(compoundRate + 1, 3);
var totalPayment = finalRate * loanAmount;
var monthlyPayment = totalPayment / 36;
return(new Quote
{
Rate = compoundRate,
MonthlyRepayment = Math.Round(monthlyPayment, 2),
RequestAmount = loanAmount,
TotalRepayment = Math.Round(totalPayment, 2)
});
}
/// <summary>
/// Parses the strings taken from the <paramref name="provider"/> to URI objects.
/// </summary>
/// <param name="provider">Source provider.</param>
/// <returns>Enumeration of URIs.</returns>
public IEnumerable <Uri> ParseSource(ISourceProvider provider)
{
var resultList = new List <Uri>();
foreach (var item in provider.GetSource())
{
Uri uri = Parse(item);
if (uri == null)
{
continue;
}
resultList.Add(uri);
}
return(resultList);
}
public void GiveSuchAQuoteWhenLoanAmountIs2100()
{
var filePath = string.Empty;
var expectedQuote = new Quote
{
RequestAmount = 2100,
Rate = 0.073,
MonthlyRepayment = 72.06,
TotalRepayment = 2594.29
};
_sourceProvider.GetSource(filePath).ReturnsForAnyArgs(_offers);
_quoteProvider.CreateQuote(filePath, "2100").ShouldBeEqualTo(expectedQuote);
_sourceProvider.Received(1).GetSource(filePath);
}
public void ThrowSourceFileIoExceptionIfFilePathIsInvalid()
{
_target.GetSource(InvalidFilePath);
}