private void CheckName(string[] data, Lender lender)
{
if (string.IsNullOrEmpty(data[0]))
{
throw new DataParsingException(string.Format("Name is missing in data file. Line: {0}", string.Join(",", data)));
}
lender.Name = data[0];
}
private void CheckRate(string[] data, Lender lender)
{
decimal rate;
if (!decimal.TryParse(data[1], out rate))
{
throw new DataParsingException(string.Format("Rate field can't be parsed. Line: {0}", string.Join(",", data)));
}
lender.Rate = rate;
}
private void CheckAmount(string[] data, Lender lender)
{
decimal amount;
if (!decimal.TryParse(data[2], out amount))
{
throw new DataParsingException(string.Format("Amount field can't be parsed. Line: {0}", string.Join(",", data)));
}
lender.Available = amount;
}
public Lender Parse(string[] data)
{
var lender = new Lender(string.Empty, 0, 0);
CheckLength(data);
CheckName(data, lender);
CheckRate(data, lender);
CheckAmount(data, lender);
return lender;
}
//Sorts by Rate (asc) and Amount (desc)
private int LendersSorter(Lender a, Lender b)
{
if (a.Rate == b.Rate) return a.Available > b.Available ? -1 : 1;
return a.Rate < b.Rate ? -1 : 1;
}
