public RetirementReport(IPensionAgeCalc pensionAgeCalc, IIncomeTaxCalculator incomeTaxCalculator, Family family, DateTime now, DateTime?givenRetirementDate, IAssumptions assumptions, ITaxSystem taxSystem)
{
_family = family;
_assumptions = assumptions;
TimeToRetirement = new DateAmount(DateTime.MinValue, DateTime.MinValue);
TargetRetirementDate = givenRetirementDate;
var spendingStepInputs = family.SpendingStepInputs.OrderBy(input => input.Date).ToList();
for (int i = 0; i < spendingStepInputs.Count; i++)
{
var endDate = i < spendingStepInputs.Count - 1 ? spendingStepInputs[i + 1].Date : family.PrimaryPerson.Dob.AddYears(100);
SpendingSteps.Add(new SpendingStepReport(spendingStepInputs[i].Date, endDate.AddDays(-1), spendingStepInputs[i].NewAmount));
}
var monthlySpending = MonthlySpendingAt(now) / family.Persons.Count;
foreach (var person in family.Persons)
{
Persons.Add(new PersonReport(pensionAgeCalc, incomeTaxCalculator, person, now, givenRetirementDate, _assumptions, monthlySpending, taxSystem));
}
}
public decimal MonthlySpendingAt(DateTime date)
{
var spendingStep = SpendingSteps.FirstOrDefault(step => date.Date >= step.StartDate.Date && date.Date <= step.EndDate.Date) ?? SpendingSteps.Last();
return(spendingStep.Spending / 12m);
}
