/// <summary>
/// Processes all payroll for all organizations system-wide. Should run on the 1st of every month.
/// </summary>
public static void ProcessMonthly()
{
DateTime today = DateTime.UtcNow;
string lastRun = Persistence.Key["LastSalaryRun"];
string expectedLastRun = today.ToString("yyyyMM", CultureInfo.InvariantCulture);
if (lastRun != null &&
String.Compare(lastRun, expectedLastRun, CultureInfo.InvariantCulture, CompareOptions.IgnoreCase) >= 0)
{
// nothing to do, return
return;
}
Persistence.Key["LastSalaryRun"] = expectedLastRun;
// Process the payroll for all organizations. Assume payday is 25th.
// TODO: Different payday per organization?
Payroll payroll = GetAll();
DateTime payday = new DateTime(today.Year, today.Month, 25);
foreach (PayrollItem payrollItem in payroll)
{
Salary salary = Salary.Create(payrollItem, payday);
SwarmopsLog.CreateEntry(payrollItem.Person, new SalaryCreatedLogEntry(salary));
// TODO: CREATE SALARY SPECIFICATION, SEND TO PERSON
}
}
static public Salary Create(PayrollItem payrollItem, DateTime payoutDate)
{
// Load the existing adjustments.
PayrollAdjustments adjustments = PayrollAdjustments.ForPayrollItem(payrollItem);
Int64 payCents = payrollItem.BaseSalaryCents;
// Apply all before-tax adjustments
foreach (PayrollAdjustment adjustment in adjustments)
{
if (adjustment.Type == PayrollAdjustmentType.GrossAdjustment)
{
payCents += adjustment.AmountCents;
}
}
// calculate tax
double subtractiveTax = TaxLevels.GetTax(payrollItem.Country, payrollItem.SubtractiveTaxLevelId, payCents / 100.0);
if (subtractiveTax < 1.0)
{
// this is a percentage and not an absolute number
subtractiveTax = payCents * subtractiveTax;
}
Int64 subtractiveTaxCents = (Int64)(subtractiveTax * 100);
Int64 additiveTaxCents = (Int64)(payCents * payrollItem.AdditiveTaxLevel);
payCents -= subtractiveTaxCents;
// Apply all after-tax adjustments
foreach (PayrollAdjustment adjustment in adjustments)
{
if (adjustment.Type == PayrollAdjustmentType.NetAdjustment)
{
payCents += adjustment.AmountCents;
}
}
// Create salary, close adjustments
Salary salary = Salary.Create(payrollItem, payoutDate, payCents, subtractiveTaxCents, additiveTaxCents);
// For each adjustment, close and bind to salary
foreach (PayrollAdjustment adjustment in adjustments)
{
adjustment.Close(salary);
}
// If net is negative, create rollover adjustment
if (payCents < 0)
{
PayrollAdjustment rollover1 = PayrollAdjustment.Create(payrollItem, PayrollAdjustmentType.NetAdjustment, -payCents,
"Deficit rolls over to next salary");
rollover1.Close(salary);
PayrollAdjustment rollover2 = PayrollAdjustment.Create(payrollItem, PayrollAdjustmentType.NetAdjustment,
-payCents, "Deficit rolled over from " +
payoutDate.ToString("yyyy-MM-dd"));
// keep rollover2 open, so the deficit from this salary is carried to the next
salary.NetSalaryCents = 0;
}
// Add the financial transaction
FinancialTransaction transaction =
FinancialTransaction.Create(payrollItem.OrganizationId, DateTime.Now,
"Salary #" + salary.Identity + ": " + payrollItem.PersonCanonical +
" " +
salary.PayoutDate.ToString("yyyy-MMM", CultureInfo.InvariantCulture));
transaction.AddRow(payrollItem.Budget, salary.CostTotalCents, null);
transaction.AddRow(payrollItem.Organization.FinancialAccounts.DebtsSalary, -salary.NetSalaryCents, null);
transaction.AddRow(payrollItem.Organization.FinancialAccounts.DebtsTax, -salary.TaxTotalCents, null);
transaction.Dependency = salary;
// Finally, check if net and/or tax are zero, and if so, mark them as already-paid (i.e. not due for payment)
if (salary.NetSalaryCents == 0)
{
salary.NetPaid = true;
}
if (salary.TaxTotalCents == 0)
{
salary.TaxPaid = true;
}
return(salary);
}