public async Task <IEnumerable <LoanRepaymentCashFlowItem> > GenerateCashFlow(LoanApplication loanApplication, int numberOfYears)
{
var internalLoans = (await existingLoanRepository.GetInternalActiveLoan(loanApplication.Id)).Where(x => x.IsForRenewal == false);
var agreementIds = internalLoans.Select(x => x.AgreementId).ToArray();
var repaymentSchedules = await existingLoanRepaymentScheduleRepository.GetRepaymentSchedules(agreementIds);
return(internalLoans.Select(x =>
{
var loanRepaymentSchedules = repaymentSchedules.Where(xx => xx.Id == x.AgreementId);
var annualAmortizations = new List <decimal>();
for (int i = 0; i < numberOfYears; i++)
{
annualAmortizations.Add(
GenerateAnnualAmortization(loanRepaymentSchedules, loanApplication.RecastDate.AddYears(i))
);
}
return new LoanRepaymentCashFlowItem
{
Name = x.Name,
AnnualRepayments = annualAmortizations
};
}));
}
public async Task <IEnumerable <LoanAnnualAmortization> > GetAnnualAmortizations(long loanApplicationId, DateTime startDate)
{
var endDate = startDate.AddMonths(12);
var existingLoans = (await existingLoanRepository.GetInternalActiveLoan(loanApplicationId))
.Where(x => x.IsForRenewal == false);
var agreementIds = existingLoans.Select(x => x.AgreementId).ToArray();
var repaymentSchedules = await existingLoanRepaymentScheduleRepository.GetRepaymentSchedules(agreementIds);
var filteredRepaymentSchedules = repaymentSchedules.Where(x => x.InstallmentDate > startDate && x.InstallmentDate <= endDate).ToList();
return(existingLoans.Select(x => new LoanAnnualAmortization
{
Name = x.Name,
EstimatedAmortization = filteredRepaymentSchedules.Where(xx => xx.Id == x.AgreementId).Sum(y => y.InstallmentAmount)
}));
}
