package id.co.sofcograha.gajiidapi.domain.hris.mst.payroll.payrollholiday.services;

import id.co.sofcograha.gajiidapi.base.extendables.FreeFormService;
import id.co.sofcograha.gajiidapi.base.utils.StringUtil;
import id.co.sofcograha.gajiidapi.domain.enums.Religion;
import id.co.sofcograha.gajiidapi.domain.hris.mst.payroll.payrollholiday.entities.MstPayrollHoliday;

import java.util.ArrayList;
import java.util.Date;
import java.util.List;

import javax.transaction.Transactional;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

@Service
public class MstCompletePayrollHolidayService extends FreeFormService {

    @Autowired
    private MstPayrollHolidayService payrollHolidayService;

    @Transactional
    public List<MstPayrollHoliday> add(Date holidayDate, String description, List<Religion> religions, List<MstPayrollHoliday> payrollHolidays) {
        List<MstPayrollHoliday> results = new ArrayList<>();
        if (religions.isEmpty() && payrollHolidays.isEmpty()) {
            MstPayrollHoliday payrollHoliday = new MstPayrollHoliday();
            payrollHoliday.setHolidayDate(holidayDate);
            payrollHoliday.setDescription(description);

            results.add(payrollHolidayService.add(payrollHoliday));
        } else if (religions.isEmpty() && !payrollHolidays.isEmpty()) {
            for (MstPayrollHoliday payrollHoliday : payrollHolidays) {
                payrollHoliday.setDescription(description);
                results.add(payrollHolidayService.add(payrollHoliday));
            }
        } else if (!religions.isEmpty() && payrollHolidays.isEmpty()) {
            for (Religion religion: religions) {
                MstPayrollHoliday payrollHoliday = new MstPayrollHoliday();
                payrollHoliday.setHolidayDate(holidayDate);
                payrollHoliday.setDescription(description);
                payrollHoliday.setReligion(religion);

                results.add(payrollHolidayService.add(payrollHoliday));
            }
        } else {
            for (Religion religion: religions) {
                for (MstPayrollHoliday payrollHoliday : payrollHolidays) {
                    MstPayrollHoliday payrollHoliday = new MstPayrollHoliday();
                    payrollHoliday.setHolidayDate(holidayDate);
                    payrollHoliday.setDescription(description);
                    payrollHoliday.setReligion(religion);

                    results.add(payrollHolidayService.add(payrollHoliday));
                }
            }
        }
        return results;
    }

    @Transactional
    public List<MstPayrollHoliday> edit(Date holidayDate, String description, List<MstPayrollHoliday> payrollHolidays) {
        List<MstPayrollHoliday> results = new ArrayList<>();
        if (payrollHolidays.size() == 0) {
            delete(holidayDate);

            MstPayrollHoliday payrollHoliday = new MstPayrollHoliday();
            payrollHoliday.setHolidayDate(holidayDate);
            payrollHoliday.setDescription(description);

            results.add(payrollHolidayService.add(payrollHoliday));
        } else {
            List<MstPayrollHoliday> fromDbPayrollHolidays = payrollHolidayService.findByHolidayDate(holidayDate);
            for (MstPayrollHoliday fromDb: fromDbPayrollHolidays) {
                boolean delete = true;
                for (MstPayrollHoliday payrollHoliday: payrollHolidays) {
                    if (fromDb.getId().equals(payrollHoliday.getId())) {
                        delete = false;
                        break;
                    }
                }

                if (delete) {
                    payrollHolidayService.delete(fromDb.getId(), fromDb.getVersion(), MstPayrollHoliday.class);
                }

                boolean edit = false;
                MstPayrollHoliday payrollHolidayToBeEdited = null;
                for (MstPayrollHoliday payrollHoliday: payrollHolidays) {
                    if (!StringUtil.isBlank(payrollHoliday.getId()) && fromDb.getId().equals(payrollHoliday.getId())) {
                        edit = true;
                        payrollHolidayToBeEdited = payrollHoliday;
                        break;
                    }
                }

                if (edit) {
                    payrollHolidayToBeEdited.setDescription(description);
                    results.add(payrollHolidayService.edit(payrollHolidayToBeEdited));
                }
            }

            for (MstPayrollHoliday payrollHoliday: payrollHolidays) {
                if (StringUtil.isBlank(payrollHoliday.getId())) {
                    payrollHoliday.setDescription(description);
                    results.add(payrollHolidayService.add(payrollHoliday));
                }
            }
        }

        return results;
    }

    @Transactional
    public void delete(Date holidayDate) {
        List<MstPayrollHoliday> existingPayrollHolidays = payrollHolidayService.findByHolidayDate(holidayDate);
        for (MstPayrollHoliday existingPayrollHoliday : existingPayrollHolidays) {
            payrollHolidayService.delete(existingPayrollHoliday.getId(), existingPayrollHoliday.getVersion(), MstPayrollHoliday.class);
        }
    }
}