using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Ease.CoreV35.Model;

namespace Payroll.BO
{
    [Serializable]
    public class GrossDefination : AuditTrailBase
    {
        public GrossDefination()
        {
            _salaryComponentType = EnumSalaryComponent.Basic;
            _componentID = null;
        }

        #region Property SalaryComponentType : int

        private EnumSalaryComponent  _salaryComponentType;
        public EnumSalaryComponent SalaryComponentType
        {
            get { return _salaryComponentType; }
            set
            {
                base.OnPropertyChange<short>("SalaryComponentType", (short)_salaryComponentType, (short)value);
                _salaryComponentType = value;
            }
        }

        #endregion Property SalaryComponentType : int

        #region Property BenefitDefinationType : int
        private EnumBenefitDefinationType _benefitDefinationType;
        public EnumBenefitDefinationType BenefitDefinationType
        {
            get { return _benefitDefinationType; }
            set
            {
                base.OnPropertyChange<short>("BenefitDefinationType", (short)_benefitDefinationType, (short)value);
                _benefitDefinationType = value;
            }
        }
        #endregion Property BenefitDefinationType : int

        #region Property ComponentID : ID

        private ID _componentID;
        public ID ComponentID
        {
            get { return _componentID; }
            set
            {
                base.OnPropertyChange<ID>("ComponentID", _componentID, value);
                _componentID = value;
            }
        }

        #endregion Property ComponentID : ID	 

        #region Property Quantity : int

        private int _quantity;

        public int Quantity
        {
            get { return _quantity; }
            set
            {
                base.OnPropertyChange<int>("Quantity", (short)_quantity, (int)value);
                _quantity = value;
            }
        }

        #endregion Property Quantity : int

        #region Property Description : string

        private string _description;

        public string Description
        {
            get { return _description; }
            set
            {
                base.OnPropertyChange<string>("Description", _description, (string)value);
                _description = value;
            }
        }

        #endregion Property Quantity : int

        #region Service Factory IGrossDefinationService : IGrossDefinationService

        internal static IGrossDefinationService Service
        {
            get { return Services.Factory.CreateService<IGrossDefinationService>(typeof(IGrossDefinationService)); }
        }

        #endregion	Service Factory IGrossDefinationService : IGrossDefinationService

        #region  Save Methods
        public void Save()
        {
            try
            {
                GrossDefination.Service.Save(this);
            }
            catch (Exception e)
            {
                if (e.InnerException == null)
                {
                    throw new Exception(e.Message);
                }
                else
                {
                    throw new Exception(e.Message, e.InnerException);
                }
            }
        }
        #endregion  Save Methods


        #region  Get Methods

        public GrossDefination Get(ID id)
        {
            GrossDefination grossDefination = new GrossDefination();
            try
            {
                grossDefination = GrossDefination.Service.Get(id);
            }
            catch (Exception e)
            {
                if (e.InnerException == null)
                {
                    throw new Exception(e.Message);
                }
                else
                {
                    throw new Exception(e.Message, e.InnerException);
                }
            }
            return grossDefination;
        }

        public static ObjectsTemplate<GrossDefination> Get()
        {
            ObjectsTemplate<GrossDefination> grossDefinationColl = new ObjectsTemplate<GrossDefination>();
            try
            {
                grossDefinationColl = GrossDefination.Service.Get();
            }
            catch (Exception e)
            {
                if (e.InnerException == null)
                {
                    throw new Exception(e.Message);
                }
                else
                {
                    throw new Exception(e.Message, e.InnerException);
                }
            }
            return grossDefinationColl;
        }

        public static ObjectsTemplate<GrossDefination> Get(EnumBenefitDefinationType definationType)
        {
            ObjectsTemplate<GrossDefination> grossDefinationColl = new ObjectsTemplate<GrossDefination>();
            try
            {
                grossDefinationColl = GrossDefination.Service.Get(definationType);
            }
            catch (Exception e)
            {
                if (e.InnerException == null)
                {
                    throw new Exception(e.Message);
                }
                else
                {
                    throw new Exception(e.Message, e.InnerException);
                }
            }
            return grossDefinationColl;
        }

        #endregion  Get Methods


        #region  Delete Methods

        public void Delete(ID id)
        {
            GrossDefination.Service.Delete(id);
        }

        #endregion  Delete Methods


        /// <summary>
        /// Return the gross amount of the employee
        /// </summary>
        /// <param name="employee"></param>
        /// <returns></returns>
        public double GetGross(Employee oemployee)
        {
            ObjectsTemplate<GrossDefination> grossDefinations = GrossDefination.Get();
            ObjectsTemplate<ADParameter> adparamters = ADParameter.Get(EnumStatus.Regardless, EnumAllowOrDeduct.Allowance);
            ObjectsTemplate<BonusParameter> bonusParamters = BonusParameter.Get(EnumStatus.Regardless);
            ObjectsTemplate<Bonus> bonuses = Bonus.Get(EnumStatus.Regardless);
            double GrossAmount = 0;
            foreach (GrossDefination gd in grossDefinations)
            {
                switch (gd.SalaryComponentType)
                {
                    case EnumSalaryComponent.Basic:
                        // basic salary is monthly, so we are multipliying by 12
                        GrossAmount = GrossAmount + oemployee.BasicSalary * 12;

                        break;
                    case EnumSalaryComponent.Allowance:
                        ADParameter param = ADParameter.GetApplicableParameter(
                            oemployee, oemployee.GradeID, adparamters, gd.ComponentID);
                        if (param == null) continue;
                        switch (param.Periodicity)
                        {
                            case EnumPeriodicity.Monthly:
                                // Allowance is monthly, so we are multipliying by 12
                                GrossAmount = GrossAmount + param.CalculateAmount(oemployee) * 12;
                                break;
                            case EnumPeriodicity.OneOff:
                                // allowance is onceoff and paid once in year
                                GrossAmount = GrossAmount + param.CalculateAmount(oemployee);
                                break;
                            case EnumPeriodicity.RegardLess:
                            case EnumPeriodicity.Schedule:
                            case EnumPeriodicity.Periodic:
                                break;
                            default:
                                break;
                        }
                        break;
                    case EnumSalaryComponent.Bonus:
                        // annual bonus , so we are not multipling 12
                        BonusParameter bparamter = BonusParameter.ApplicableParameters(bonusParamters, oemployee, gd.ComponentID);
                        if (bparamter != null)
                        {
                            BonusCalculator ocal = new BonusCalculator();
                            GrossAmount = GrossAmount + 3 * oemployee.BasicSalary; //ocal.GeneralAmount(odetail.Employee, bparamter, opiMonth);
                        }
                        break;
                    default:
                        break;
                }
            }
            return GrossAmount;

        }

        /// <summary>
        /// Return the gross amount of the multiple employees
        /// </summary>
        /// <param name="employees"></param>
        /// <returns></returns>
        public Dictionary<int, double> GetGross(ObjectsTemplate<Employee> oemployees)
        {
            ObjectsTemplate<GrossDefination> grossDefinations = GrossDefination.Get();
            ObjectsTemplate<ADParameter> adparamters = ADParameter.Get(EnumStatus.Regardless, EnumAllowOrDeduct.Allowance);
            ObjectsTemplate<BonusParameter> bonusParamters = BonusParameter.Get(EnumStatus.Regardless);
            ObjectsTemplate<Bonus> bonuses = Bonus.Get(EnumStatus.Regardless);
            double GrossAmount = 0;
            Dictionary<int, double> empGross = new Dictionary<int, double>();

            foreach (Employee oemployee in oemployees)
            {
                GrossAmount = 0;
                foreach (GrossDefination gd in grossDefinations)
                {
                    #region switch case
                    switch (gd.SalaryComponentType)
                    {
                        case EnumSalaryComponent.Basic:
                            // basic salary is monthly, so we are multipliying by 12
                            GrossAmount = GrossAmount + oemployee.BasicSalary * 12;

                            break;
                        case EnumSalaryComponent.Allowance:
                            ADParameter param = ADParameter.GetApplicableParameter(
                                oemployee, oemployee.GradeID, adparamters, gd.ComponentID);
                            if (param == null) continue;
                            switch (param.Periodicity)
                            {
                                case EnumPeriodicity.Monthly:
                                    // Allowance is monthly, so we are multipliying by 12
                                    GrossAmount = GrossAmount + param.CalculateAmount(oemployee) * 12;
                                    break;
                                case EnumPeriodicity.OneOff:
                                    // allowance is onceoff and paid once in year, so we are multipliying by 12
                                    GrossAmount = GrossAmount + param.CalculateAmount(oemployee);
                                    break;
                                case EnumPeriodicity.RegardLess:
                                case EnumPeriodicity.Schedule:
                                case EnumPeriodicity.Periodic:
                                    break;
                                default:
                                    break;
                            }
                            break;
                        case EnumSalaryComponent.Bonus:
                            // annual bonus , so we are not multipling 12
                            BonusParameter bparamter = BonusParameter.ApplicableParameters(bonusParamters, oemployee, gd.ComponentID);
                            if (bparamter != null)
                            {
                                BonusCalculator ocal = new BonusCalculator();
                                GrossAmount = GrossAmount + 3 * oemployee.BasicSalary; //ocal.GeneralAmount(odetail.Employee, bparamter, opiMonth);
                            }
                            break;
                        default:
                            break;
                    }
                    #endregion switch case

                }
                empGross.Add(oemployee.ID.Integer, GrossAmount);
            }
            return empGross;

        }

    }

    public interface IGrossDefinationService
    {
        GrossDefination Get(ID id);
        ObjectsTemplate<GrossDefination> Get();
        ObjectsTemplate<GrossDefination> Get(EnumBenefitDefinationType definationType);
        void Save(GrossDefination grossDefination);
        void Delete(ID id);
    }
}