namespace ReserveManagementSystemLib.Models
{
    public class CalculationConfig
    {
        public readonly Loan _loanData;

        public CalculationConfig(Loan loanData) 
        {             
            _loanData = loanData;
        }

        public Loan LoanData() { return _loanData; }

        public decimal BuydownRateDifference() { return _loanData.BuyRate - _loanData.ContractRate; }

        public decimal BuyFinanceCharge { get; set; }

        public decimal ContractFinanceCharge { get; set; }

        public int DaysToFirstPmt() { return (_loanData.FirstPmtDate - _loanData.LoanDate).Days - 30 > 0 ? (_loanData.FirstPmtDate - _loanData.LoanDate).Days - 30 : 0; }

        public decimal ReserveDiscount() { return _loanData.LoanType?.ReserveDiscount ?? 25M; }

        public decimal FlatFeePercent() { return _loanData.LoanType?.FlatFeePercent ?? 1M; }

        public decimal NoReserveThreshold() { return _loanData.LoanType?.NoReserveThreshold ?? 0.25M; }

        public decimal StdRate() { return (_loanData.ContractRate - _loanData.BuyRate); }

    }

}