public PaymentPlanResponse Analyze(PaymentPlanRequest plan)
{
Validate(plan);
var initialFee = plan.Apartment.Price * MINIMUM_LEGAL_INITIAL_FEE;
var totalPlanAmmount = CalculateTotalFee(plan.Fees);
if (totalPlanAmmount < initialFee)
{
throw new Exception("The plan doesn't sum at least the initial fee.");
}
var totalFeeCurrentYear = CaculateCurrentYearTotalFee(plan);
if (totalFeeCurrentYear < initialFee * MINIMUM_PERCENTAGE_CURRENT_YEAR)
{
return new PaymentPlanResponse {
IsApprovedByManager = false
}
}
;
return(new PaymentPlanResponse {
IsApprovedByManager = true
});
}
private void Validate(PaymentPlanRequest plan)
{
if (plan.Apartment == null)
{
throw new Exception("No apartment was found");
}
if (plan.Fees == null)
{
throw new Exception("No payment plan was found");
}
}
private decimal CaculateCurrentYearTotalFee(PaymentPlanRequest plan)
{
var feesCurrentYear = plan.Fees.FindAll(f => f.CutoffDate.Year == DateTime.Now.Year);
return(CalculateTotalFee(feesCurrentYear));
}
public IHttpActionResult Analyze([FromBody] PaymentPlanRequest plan, CancellationToken cancellationToken = default(CancellationToken))
{
var response = _paymentPlanManager.Analyze(plan);
return(Ok(response));
}