/*Note that this method is applicable to employees with hourly rate*/
public void GenerateEmployeePayrollItemByDateRange(DateTime payrollDate, DateTime payrollStartDate, DateTime payrollEndDate)
{
//Delete existing by date range
DeleteByDateRange(payrollDate, payrollDate);
Double restDayRate = Double.Parse(_settingService.GetByKey(SettingValue.RATE_REST_DAY));
Double restDayRateOT = Double.Parse(_settingService.GetByKey(SettingValue.RATE_REST_DAY_OT));
Double OTRate = Double.Parse(_settingService.GetByKey(SettingValue.RATE_OT));
Double nightDiffRate = Double.Parse(_settingService.GetByKey(SettingValue.RATE_NIGHTDIF));
Double holidayRegularRate = Double.Parse(_settingService.GetByKey(SettingValue.RATE_HOLIDAY_REGULAR));
Double holidaySpecialRate = Double.Parse(_settingService.GetByKey(SettingValue.RATE_HOLIDAY_SPECIAL));
Double OTRateHoliday = Double.Parse(_settingService.GetByKey(SettingValue.RATE_OT_HOLIDAY));
Double holidaySpecialRestDayRate = Double.Parse(_settingService.GetByKey(SettingValue.RATE_HOLIDAY_SPECIAL_REST_DAY));
IList <TotalEmployeeHours> totalEmployeeHours =
_totalEmployeeHoursService.GetByDateRange(payrollStartDate, payrollEndDate);
//Get all active employee
var activeEmployeeList = _employeeInfoService.GetAllActive();
foreach (EmployeeInfo employee in activeEmployeeList)
{
var employeeWorkSchedule =
_employeeWorkScheduleService.GetByEmployeeId(employee.EmployeeId);
if (employeeWorkSchedule == null)
{
continue;
}
var workSchedule = employeeWorkSchedule.WorkSchedule;
//Get all total employee hours
var employeeTotalHoursList = totalEmployeeHours.Where(h => h.EmployeeId == employee.EmployeeId)
.OrderByDescending(h => h.Date);
var employeePayrollItemList = new List <EmployeePayrollItem>();
foreach (DateTime day in DatetimeExtension.EachDay(payrollStartDate, payrollEndDate))
{
//Get all total employee hours for the day
var employeeTotalHoursListPerDay = employeeTotalHoursList.Where(h => h.Date == day);
foreach (TotalEmployeeHours totalHours in employeeTotalHoursListPerDay)
{
var hourlyRate = _employeeSalaryService.GetEmployeeHourlyRate(employee);
Double rateMultiplier = 1;
//No work schedule, no computation
if (employeeWorkSchedule != null)
{
DateTime date = totalHours.Date;
RateType rateType = totalHours.Type;
var isRestDay = date.IsRestDay(workSchedule.WeekStart, workSchedule.WeekEnd);
Holiday holiday = _holidayService.GetHoliday(date);
Decimal totalPayment = 0;
//If NightDif
if (rateType == RateType.NightDifferential)
{
totalPayment += (decimal)(nightDiffRate * totalHours.Hours);
hourlyRate = (decimal)nightDiffRate;
}
else
{
//If employee didn't work the day before holiday will not get holiday pay
if (holiday != null)
{
var yesterdayHours = _totalEmployeeHoursService.GetByEmployeeDate(employee.EmployeeId, day.AddDays(-1));
var qualifiedForOT = (yesterdayHours != null && yesterdayHours.Count > 0);
if (!qualifiedForOT)
{
var lastDayOfWork = getLastDayOfWork(day, workSchedule);
var employeeHours = _totalEmployeeHoursService.GetByEmployeeDate(employee.EmployeeId, lastDayOfWork);
qualifiedForOT = (employeeHours != null && employeeHours.Count > 0);
}
//Set holiday to null if the employee didn't work the day before holiday
if (holiday.IsAlwaysPayable == false)
{
if (!qualifiedForOT)
{
holiday = null;
}
}
}
//Check if with holiday pay
if (holiday != null)
{
if (holiday.IsRegularHoliday)
{
rateMultiplier *= holidayRegularRate;
if (isRestDay)
{
rateMultiplier *= restDayRate;
//Regular holiday rest day OT
if (totalHours.Type == RateType.OverTime)
{
rateMultiplier *= OTRateHoliday;
rateType = RateType.RegularHolidayRestDayOT;
}
else
{
//Regular holiday rest day
rateType = RateType.RegularHolidayRestDay;
}
}
else
{
//Regular Holiday OT
if (totalHours.Type == RateType.OverTime)
{
rateMultiplier *= OTRateHoliday;
rateType = RateType.RegularHolidayOT;
}
else
{
//Regular Holiday
rateType = RateType.RegularHoliday;
}
}
}
else
{
//Special Holiday
//Rest day
if (isRestDay)
{
rateMultiplier = holidaySpecialRestDayRate;
//Special holiday rest day OT
if (totalHours.Type == RateType.OverTime)
{
rateMultiplier *= OTRateHoliday;
rateType = RateType.SpecialHolidayRestDayOT;
}
else
{
//Special holiday rest day
rateType = RateType.SpecialHolidayRestDay;
}
}
else
{
rateMultiplier *= holidaySpecialRate;
//Special Holiday OT
if (totalHours.Type == RateType.OverTime)
{
rateMultiplier *= OTRateHoliday;
rateType = RateType.SpecialHolidayOT;
}
else
{
//Special Holiday
rateType = RateType.SpecialHoliday;
}
}
}
}
else
{
//Check if rest day and not special holiday
if (isRestDay)
{
rateMultiplier *= restDayRate;
if (rateType == RateType.OverTime)
{
rateMultiplier *= restDayRateOT;
rateType = RateType.RestDayOT;
}
else
{
rateType = RateType.RestDay;
}
}
else
{
if (rateType == RateType.OverTime)
{
rateMultiplier *= OTRate;
}
}
}
totalPayment = (decimal)hourlyRate * (decimal)totalHours.Hours * (decimal)rateMultiplier;
}
//Get existing
var employeePayrollItem = employeePayrollItemList.Where(pi =>
pi.EmployeeId == employee.EmployeeId && pi.RateType == rateType).FirstOrDefault();
if (employeePayrollItem == null)
{
//Create new entry
employeePayrollItem = new EmployeePayrollItem()
{
Multiplier = rateMultiplier,
EmployeeId = employee.EmployeeId,
TotalHours = totalHours.Hours,
TotalAmount = totalPayment,
RatePerHour = hourlyRate,
PayrollDate = payrollDate,
RateType = rateType
};
employeePayrollItemList.Add(employeePayrollItem);
}
else
{
//Update Entry
employeePayrollItem.TotalHours += totalHours.Hours;
employeePayrollItem.TotalAmount += totalPayment;
}
}
}
}
//Insert all payroll items
foreach (EmployeePayrollItem payrollItem in employeePayrollItemList)
{
_employeePayrollItemRepository.Add(payrollItem);
}
}
_unitOfWork.Commit();
//Generate holiday pays
GenerateEmployeeHolidayPay(payrollDate, payrollStartDate, payrollEndDate);
//Generate leave pays
GenerateEmployeeLeavesPay(payrollDate, payrollStartDate, payrollEndDate);
}
/*Note that this method is applicable to employees with hourly rate*/
public void GenerateEmployeeDailySalaryByDateRange(DateTime dateFrom, DateTime dateTo)
{
//Delete existing by date range
DeleteByDateRange(dateFrom, dateTo);
IList <TotalEmployeeHours> totalEmployeeHours =
_totalEmployeeHoursService.GetByDateRange(dateFrom, dateTo);
Double restDayRate = Double.Parse(_settingService.GetByKey(SettingValue.RATE_REST_DAY));
Double OTRate = Double.Parse(_settingService.GetByKey(SettingValue.RATE_OT));
Double nightDiffRate = Double.Parse(_settingService.GetByKey(SettingValue.RATE_NIGHTDIF));
Double holidayRegularRate = Double.Parse(_settingService.GetByKey(SettingValue.RATE_HOLIDAY_REGULAR));
Double holidaySpecialRate = Double.Parse(_settingService.GetByKey(SettingValue.RATE_HOLIDAY_SPECIAL));
Double OTRateHoliday = Double.Parse(_settingService.GetByKey(SettingValue.RATE_OT_HOLIDAY));
Double holidaySpecialRestDayRate = Double.Parse(_settingService.GetByKey(SettingValue.RATE_HOLIDAY_SPECIAL_REST_DAY));
foreach (TotalEmployeeHours totalHours in totalEmployeeHours)
{
EmployeeInfo employeeInfo = _employeeInfoService.GetByEmployeeId(totalHours.EmployeeId);
var hourlyRate = _employeeSalaryService.GetEmployeeHourlyRate(employeeInfo);
var employeeWorkSchedule =
_employeeWorkScheduleService.GetByEmployeeId(totalHours.EmployeeId);
//No work schedule, no computation
if (employeeWorkSchedule != null)
{
DateTime date = totalHours.Date;
Double rateMultiplier = 0;
var workSchedule = employeeWorkSchedule.WorkSchedule;
var isRestDay = date.IsRestDay(workSchedule.WeekStart, workSchedule.WeekEnd);
Holiday holiday = _holidayService.GetHoliday(date);
//Check if rest day and not special holiday
if (isRestDay &&
!(holiday != null && !holiday.IsRegularHoliday))
{
rateMultiplier *= restDayRate;
}
//Check if holiday
if (holiday != null)
{
if (holiday.IsRegularHoliday)
{
rateMultiplier *= holidayRegularRate;
}
else
{
if (isRestDay)
{
rateMultiplier *= holidaySpecialRestDayRate;
}
else
{
rateMultiplier *= holidaySpecialRate;
}
}
}
//if OT
if (totalHours.Type == RateType.OverTime)
{
//If holiday use holiday ot rate
if (holiday != null)
{
rateMultiplier *= OTRateHoliday;
}
else
{
rateMultiplier *= OTRate;
}
}
decimal totalPayment = 0;
//if NightDif
if (totalHours.Type == RateType.NightDifferential)
{
//rateMultiplier *= nightDiffRate;
/*if (rateMultiplier > 1)
* {
* totalPayment = ((decimal)(totalHours.Hours * (rateMultiplier - 1)) * hourlyRate);
* }*/
totalPayment += (decimal)(nightDiffRate * totalHours.Hours * rateMultiplier);
}
else
{
totalPayment = ((decimal)(totalHours.Hours * rateMultiplier)) * hourlyRate;
}
var employeeDailySalary = new EmployeeDailyPayroll
{
EmployeeId = totalHours.EmployeeId,
Date = totalHours.Date,
TotalPay = totalPayment,
TotalEmployeeHoursId = totalHours.TotalEmployeeHoursId,
RateType = totalHours.Type
};
//Save
_employeeDailyPayrollRepository.Add(employeeDailySalary);
}
}
_unitOfWork.Commit();
//Generate holiday pays
GenerateEmployeeHolidayPay(dateFrom, dateTo);
_unitOfWork.Commit();
}