public void Create(string negotiatorEmail, CreateDebtDTO debt)
{
var negotiator = _userService.GetUserByEmail(negotiatorEmail);
var calculatedDebt = this.CalculateDebt(negotiator, debt);
_debtRepository.Create(calculatedDebt);
}
public IActionResult Create([FromBody] CreateDebtDTO debt)
{
try
{
_debtService.Create(_user.Email, debt);
return(Ok());
}
catch (Exception e)
{
return(BadRequest(e.Message));
}
}
public Debt CalculateDebt(User negotiator, CreateDebtDTO debt)
{
Debt calculatedDebt = new Debt {
Description = debt.Description,
CustomerId = debt.CustomerId,
DueDate = debt.DueDate,
Negotiator = negotiator,
NegotiatorId = negotiator.Id,
InterestInterval = debt.InterestInterval,
InterestPercentage = debt.InterestPercentage,
InterestType = debt.InterestType,
NegotiatorComissionPercentage = debt.NegotiatorComissionPercentage,
OriginalValue = debt.OriginalValue,
ParcelsQty = debt.ParcelsQty
};
#region Calculating value with interests
var calcDate = DateTime.Now;
double calcValue = 0.00;
switch (debt.InterestInterval)
{
case InterestIntervalsEnum.Day: // Interests by day
{
var diffDays = (calcDate - debt.DueDate).Days;
if (debt.InterestType == InterestTypesEnum.Simple)
{
calcValue = InterestCalcs.SimpleInterest(debt.OriginalValue, debt.InterestPercentage, diffDays);
}
else
{
calcValue = InterestCalcs.CompoundInterest(debt.OriginalValue, debt.InterestPercentage, diffDays);
}
}
break;
case InterestIntervalsEnum.Month: // Interests by month
{
if ((calcDate - debt.DueDate).TotalDays < 30)
{
throw new Exception("Difference between due and today is lower than a month.");
}
var diffMonths = ((calcDate.Year - debt.DueDate.Year) * 12) + calcDate.Month - debt.DueDate.Month;
if (debt.InterestType == InterestTypesEnum.Simple)
{
calcValue = InterestCalcs.SimpleInterest(debt.OriginalValue, debt.InterestPercentage, diffMonths);
}
else
{
calcValue = InterestCalcs.CompoundInterest(debt.OriginalValue, debt.InterestPercentage, diffMonths);
}
}
break;
case InterestIntervalsEnum.Year: // Interests by year
{
if ((calcDate - debt.DueDate).TotalDays < 365)
{
throw new Exception("Difference between due and today is lower than a year.");
}
var diffYears = Math.Round((calcDate - debt.DueDate).TotalDays / 365);
if (debt.InterestType == InterestTypesEnum.Simple)
{
calcValue = InterestCalcs.SimpleInterest(debt.OriginalValue, debt.InterestPercentage, diffYears);
}
else
{
calcValue = InterestCalcs.CompoundInterest(debt.OriginalValue, debt.InterestPercentage, diffYears);
}
}
break;
default:
throw new Exception("Invalid interest interval type");
}
#endregion
calculatedDebt.InterestCalcDate = calcDate;
calculatedDebt.RecalculatedValue = calcValue;
#region Defining Customer
var customer = _userService.GetUser(calculatedDebt.CustomerId);
if (customer is null)
{
return(null);
}
else
{
calculatedDebt.Customer = customer;
}
#endregion
#region Calculating parcels
var firstParcelDate = calcDate.AddDays(1);
var parcels = new List <DebtParcel>();
for (int i = 0; i < debt.ParcelsQty; i++)
{
var parcel = new DebtParcel();
parcel.Parcel = i + 1;
parcel.DueDate = firstParcelDate.AddMonths(i);
parcel.Debt = calculatedDebt;
parcel.Value = calculatedDebt.RecalculatedValue / debt.ParcelsQty;
parcel.Paid = false;
parcels.Add(parcel);
}
#endregion
calculatedDebt.Parcels = parcels;
return(calculatedDebt);
}
