public static decimal CalculateFeesCost(int monthNumber, decimal principalBalance, IEnumerable <FeeModel> fees)
{
var feeCost = 0m;
//Add the sum of all annual fees
if (monthNumber != 1 && monthNumber % 12 == 1)
{
feeCost += UtilsHelpers.GetAnnualFees(fees).Select(x => GetFeeCost(x, principalBalance)).Sum();
}
//Add the sum of all monthly fees
feeCost += UtilsHelpers.GetMonthlyFees(fees).Select(x => GetFeeCost(x, principalBalance)).Sum();
return(feeCost);
}
public static decimal CalculateStartingFeesCost(decimal loanAmount, IEnumerable <FeeModel> fees)
{
//Get the sum of all starting fees
return(UtilsHelpers.GetStartingFees(fees).Select(x => GetFeeCost(x, loanAmount)).Sum());
}