using System;
using System.Data;
using System.Linq;
using Ease.CoreV35;
using Ease.CoreV35.Model;
using Ease.CoreV35.DataAccess;
using System.Collections.Generic;
using Payroll.BO;
using Ease.CoreV35.Caching;

namespace Payroll.Service
{
    #region EmployeeGradeSalary Service
    [Serializable]
    public class EmployeeGradeSalaryService : ServiceTemplate, IEmployeeGradeSalaryService
    {
        #region Private functions and declaration
        Cache _cache = new Cache(typeof(EmployeeGradeSalary));

        #endregion
        public EmployeeGradeSalaryService() { }

        private void MapObject(EmployeeGradeSalary oEmployeeGradeSalary, DataReader oReader)
        {
            base.SetObjectID(oEmployeeGradeSalary, oReader.GetID("EmpGradeSalaryID"));
            oEmployeeGradeSalary.EmployeeSerial = oReader.GetInt32("GradeSalaryID").Value;
            oEmployeeGradeSalary.EmployeeID = oReader.GetID("employeeID");
            oEmployeeGradeSalary.TillDate = oReader.GetDateTime("tillDate");
            oEmployeeGradeSalary.EffectDate = oReader.GetDateTime("effectDate").Value;
            oEmployeeGradeSalary.GradeID = oReader.GetID("gradeID");
            oEmployeeGradeSalary.BasicSalary = oReader.GetDouble("basicSalary").Value;
            oEmployeeGradeSalary.GrossSalary = oReader.GetDouble("grossSalary").Value;
            oEmployeeGradeSalary.PayScaleDetailID = oReader.GetID("payScaleID");
            oEmployeeGradeSalary.ArrearType = (EnumArrearType)oReader.GetInt32("arrearInfo").Value;
            oEmployeeGradeSalary.GradeSalaryTypeID = oReader.GetID("gradeSalaryTypeID");
            oEmployeeGradeSalary.CreatedBy = oReader.GetID("CreatedBy");
            oEmployeeGradeSalary.CreatedDate = oReader.GetDateTime("CreatedDate").Value;
            oEmployeeGradeSalary.ModifiedBy = oReader.GetID("ModifiedBy");
            oEmployeeGradeSalary.ModifiedDate = oReader.GetDateTime("ModifiedDate");
            this.SetObjectState(oEmployeeGradeSalary, Ease.CoreV35.ObjectState.Saved);
        }
        protected override T CreateObject<T>(DataReader oReader)
        {
            EmployeeGradeSalary oEmployeeGradeSalary = new EmployeeGradeSalary();
            MapObject(oEmployeeGradeSalary, oReader);
            return oEmployeeGradeSalary as T;
        }
        protected EmployeeGradeSalary CreateObject(DataReader oReader)
        {
            EmployeeGradeSalary oEmployeeGradeSalary = new EmployeeGradeSalary();
            MapObject(oEmployeeGradeSalary, oReader);
            return oEmployeeGradeSalary;
        }
        public void Save2(TransactionContext tc, ObjectsTemplate<EmployeeGradeSalary> itemsToSave)
        {
            try
            {

                foreach (EmployeeGradeSalary item in itemsToSave)
                {
                    if (item.IsNew)
                    {
                        int id = tc.GenerateID("GRADESALARYASSIGNMENT", "EmpGradeSalaryID");
                        base.SetObjectID(item, ID.FromInteger(id));
                        id = tc.GenerateID("GRADESALARYASSIGNMENT", "GradeSalaryID", SQLParser.MakeSQL("WHERE EmployeeID=%n", item.EmployeeID.Integer));
                        item.EmployeeSerial = id;
                        EmployeeGradeSalaryDA.Insert(tc, item);
                    }
                    else
                    {
                        EmployeeGradeSalaryDA.Update(tc, item);
                    }
                }




            }
            catch (Exception e)
            {
                #region Handle Exception
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);
                #endregion
            }
        }
        #region Service implementation

        public EmployeeGradeSalary Get(ID employeeid, DateTime effectDate, EnumArrearType type)
        {
            EmployeeGradeSalary oEmployeeGradeSalary = null;

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader oreader = new DataReader(EmployeeGradeSalaryDA.Get(tc, employeeid, effectDate, type));
                if (oreader.Read())
                {
                    oEmployeeGradeSalary = this.CreateObject<EmployeeGradeSalary>(oreader);
                }
                oreader.Close();
                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception
                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);
                #endregion
            }

            return oEmployeeGradeSalary;
        }
        public ObjectsTemplate<EmployeeGradeSalary> Get(DateTime effectDate, EnumArrearType type)
        {
            ObjectsTemplate<EmployeeGradeSalary> employeeGradeSalarys = null;

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();

                DataReader dr = new DataReader(EmployeeGradeSalaryDA.Get(tc, effectDate, type));
                employeeGradeSalarys = this.CreateObjects<EmployeeGradeSalary>(dr);
                dr.Close();

                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);

                throw new ServiceException(e.Message, e);

                #endregion
            }
            return employeeGradeSalarys;
        }

        public EmployeeGradeSalary Get(ID employeeid, DateTime effectDate, int payrollTypeID)
        {
            EmployeeGradeSalary oEmployeeGradeSalary = null;

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader oreader = new DataReader(EmployeeGradeSalaryDA.Get(tc, employeeid, effectDate, payrollTypeID));
                if (oreader.Read())
                {
                    oEmployeeGradeSalary = this.CreateObject<EmployeeGradeSalary>(oreader);
                }
                oreader.Close();
                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception
                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);
                #endregion
            }

            return oEmployeeGradeSalary;
        }

        public EmployeeGradeSalary Get(TransactionContext tc, ID employeeid, DateTime effectDate, EnumArrearType type)
        {
            EmployeeGradeSalary oEmployeeGradeSalary = null;

            try
            {
                DataReader oreader = new DataReader(EmployeeGradeSalaryDA.Get(tc, employeeid, effectDate, type));
                if (oreader.Read())
                {
                    oEmployeeGradeSalary = this.CreateObject<EmployeeGradeSalary>(oreader);
                }
                oreader.Close();
            }
            catch (Exception e)
            {
                #region Handle Exception
                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);
                #endregion
            }

            return oEmployeeGradeSalary;
        }

        public EmployeeGradeSalary GetMax(int employeeID, EnumArrearType type)
        {
            EmployeeGradeSalary oEmployeeGradeSalary = null;

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader oreader = new DataReader(EmployeeGradeSalaryDA.GetMax(tc, employeeID, type));
                if (oreader.Read())
                {
                    oEmployeeGradeSalary = this.CreateObject<EmployeeGradeSalary>(oreader);
                }
                oreader.Close();
                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception
                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);
                #endregion
            }
            return oEmployeeGradeSalary;
        }


        public EmployeeGradeSalary GetbyID(TransactionContext tc, ID EmpGradeSalaryID)
        {
            EmployeeGradeSalary oEmployeeGradeSalary = null;

            try
            {
                DataReader oreader = new DataReader(EmployeeGradeSalaryDA.GetbyID(tc, EmpGradeSalaryID));
                if (oreader.Read())
                {
                    oEmployeeGradeSalary = this.CreateObject<EmployeeGradeSalary>(oreader);
                }
                oreader.Close();
            }
            catch (Exception e)
            {
                #region Handle Exception
                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);
                #endregion
            }
            return oEmployeeGradeSalary;
        }


        public DataSet GetEmpBasicGrade(DateTime dEffectDate, DateTime dEffectDate2, int payrollTypeID)
        {
            DataSet oEmpBasicGrades = new DataSet();
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                oEmpBasicGrades = EmployeeGradeSalaryDA.GetEmpBasicGrade(tc, dEffectDate, dEffectDate2, payrollTypeID);
                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception
                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);
                #endregion
            }
            return oEmpBasicGrades;
        }

        public DataSet GetEmpPrvBasicGrade(DateTime dEffectDate, int payrollTypeID)
        {
            DataSet oEmpBasicGrades = new DataSet();
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                oEmpBasicGrades = EmployeeGradeSalaryDA.GetEmpPrvBasicGrade(tc, dEffectDate, payrollTypeID);
                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception
                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);
                #endregion
            }
            return oEmpBasicGrades;
        }

        public DataSet GetmultipleTilldatedemp()
        {
            DataSet oEmpBasicGrades = new DataSet();
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                oEmpBasicGrades = EmployeeGradeSalaryDA.GetmultipleTilldatedemp(tc);
                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception
                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);
                #endregion
            }
            return oEmpBasicGrades;
        }
        public DataSet GetmultipleTilldatedemp(string sEmpIDs)
        {
            DataSet oEmpBasicGrades = new DataSet();
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                oEmpBasicGrades = EmployeeGradeSalaryDA.GetmultipleTilldatedemp(tc, sEmpIDs);
                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception
                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);
                #endregion
            }
            return oEmpBasicGrades;
        }
        public DataSet GetOldGrd(string sEmpIDs)
        {
            DataSet oEmpBasicGrades = new DataSet();
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                oEmpBasicGrades = EmployeeGradeSalaryDA.GetOldGrd(tc, sEmpIDs);
                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception
                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);
                #endregion
            }
            return oEmpBasicGrades;
        }
        
        public ObjectsTemplate<EmployeeGradeSalary> Get(int employeeID)
        {
            ObjectsTemplate<EmployeeGradeSalary> employeeGradeSalarys = null;

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();

                DataReader dr = new DataReader(EmployeeGradeSalaryDA.Get(tc, employeeID));
                employeeGradeSalarys = this.CreateObjects<EmployeeGradeSalary>(dr);
                dr.Close();

                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);

                throw new ServiceException(e.Message, e);

                #endregion
            }
            return employeeGradeSalarys;
        }






        public ObjectsTemplate<EmployeeGradeSalary> Get()
        {
            ObjectsTemplate<EmployeeGradeSalary> employeeGradeSalarys = null;

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();

                DataReader dr = new DataReader(EmployeeGradeSalaryDA.Get(tc));
                employeeGradeSalarys = this.CreateObjects<EmployeeGradeSalary>(dr);
                dr.Close();

                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);

                throw new ServiceException(e.Message, e);

                #endregion
            }
            return employeeGradeSalarys;
        }

        public ObjectsTemplate<EmployeeGradeSalary> GetCurrMonthSalaryItems(DateTime nextPayProcessDate)
        {
            ObjectsTemplate<EmployeeGradeSalary> employeeGradeSalarys = null;

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();

                DataReader dr = new DataReader(EmployeeGradeSalaryDA.GetCurrMonthSalaryItems(tc, nextPayProcessDate));
                employeeGradeSalarys = this.CreateObjects<EmployeeGradeSalary>(dr);
                dr.Close();

                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);

                throw new ServiceException(e.Message, e);

                #endregion
            }
            return employeeGradeSalarys;
        }

        public ObjectsTemplate<EmployeeGradeSalary> GetArrearPaidItems(ID emlpoyeeid, DateTime tillDateFrom)
        {
            ObjectsTemplate<EmployeeGradeSalary> employeeGradeSalarys = null;

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();

                DataReader dr = new DataReader(EmployeeGradeSalaryDA.GetArrearPaidItems(tc, emlpoyeeid, tillDateFrom));
                employeeGradeSalarys = this.CreateObjects<EmployeeGradeSalary>(dr);
                dr.Close();

                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);

                throw new ServiceException(e.Message, e);

                #endregion
            }
            return employeeGradeSalarys;
        }

        public ObjectsTemplate<EmployeeGradeSalary> GetArrearItems()
        {
            ObjectsTemplate<EmployeeGradeSalary> employeeGradeSalarys = null;

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();

                DataReader dr = new DataReader(EmployeeGradeSalaryDA.GetArrearItems(tc));
                employeeGradeSalarys = this.CreateObjects<EmployeeGradeSalary>(dr);
                dr.Close();

                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);

                throw new ServiceException(e.Message, e);

                #endregion
            }
            return employeeGradeSalarys;
        }


        public ObjectsTemplate<EmployeeGradeSalary> GetbyTillDate(int employeeId,
            DateTime tillDateFrom, DateTime tillDateTo)
        {
            ObjectsTemplate<EmployeeGradeSalary> employeeGradeSalarys = null;

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();

                DataReader dr = new DataReader(EmployeeGradeSalaryDA.GetbyTillDate(tc, employeeId, tillDateFrom, tillDateTo));
                employeeGradeSalarys = this.CreateObjects<EmployeeGradeSalary>(dr);
                dr.Close();

                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);

                throw new ServiceException(e.Message, e);

                #endregion
            }

            return employeeGradeSalarys;
        }

        public ObjectsTemplate<EmployeeGradeSalary> GetbyEffectDate(ID employeeId,
    DateTime effectDateFrom, DateTime effectDateTo)
        {
            ObjectsTemplate<EmployeeGradeSalary> employeeGradeSalarys = null;

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();

                DataReader dr = new DataReader(EmployeeGradeSalaryDA.GetbyEffectDate(tc, employeeId, effectDateFrom, effectDateTo));
                employeeGradeSalarys = this.CreateObjects<EmployeeGradeSalary>(dr);
                dr.Close();

                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);

                throw new ServiceException(e.Message, e);

                #endregion
            }

            return employeeGradeSalarys;
        }

        public void Save(ObjectsTemplate<EmployeeGradeSalary> itemsToSave)
        {
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);
                this.Save(tc, itemsToSave);
                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception
                if (tc != null)
                    tc.HandleError();
                throw new ServiceException(e.Message, e);
                #endregion
            }
        }
        public void Save(TransactionContext tc, ObjectsTemplate<EmployeeGradeSalary> itemsToSave)
        {
            try
            {

                foreach (EmployeeGradeSalary item in itemsToSave)
                {
                    if (item.IsNew)
                    {
                        int id = tc.GenerateID("GRADESALARYASSIGNMENT", "EmpGradeSalaryID");
                        base.SetObjectID(item, ID.FromInteger(id));
                        id = tc.GenerateID("GRADESALARYASSIGNMENT", "GradeSalaryID", SQLParser.MakeSQL("WHERE EmployeeID=%n", item.EmployeeID.Integer));
                        item.EmployeeSerial = id;
                        EmployeeGradeSalaryDA.Insert(tc, item);

                    }
                    else
                    {
                        EmployeeGradeSalaryDA.Update(tc, item);
                    }
                    EmployeeDA.UpdateOTFlag(tc, item.EmployeeID.Integer);
                }


                bool bvalid = ConfigurationManager.GetBoolValue("hrinterface", "gradefromhr", EnumConfigurationType.Logic);
                if (itemsToSave.Count > 0)
                {
                    int employeeid = itemsToSave[itemsToSave.Count - 1].EmployeeID.Integer;
                    int gradid = itemsToSave[itemsToSave.Count - 1].GradeID.Integer;
                    if (bvalid == false)
                    {
                        EmployeeDA.UpdateGradeSalary(tc, employeeid, gradid,
                            itemsToSave[itemsToSave.Count - 1].BasicSalary, itemsToSave[itemsToSave.Count - 1].GrossSalary);
                        EmployeeDA.UpdateOTFlag(tc, employeeid);
                    }
                    else
                    {
                        EmployeeDA.UpdateSalary(tc, employeeid,
                            itemsToSave[itemsToSave.Count - 1].BasicSalary, itemsToSave[itemsToSave.Count - 1].GrossSalary);
                        EmployeeDA.UpdateOTFlag(tc, employeeid);
                    }
                }

            }
            catch (Exception e)
            {
                #region Handle Exception
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);
                #endregion
            }
        }
        /// <summary>
        /// Arrer item delete
        /// </summary>
        /// <param name="gradeSalary"></param>
        public void Delete(EmployeeGradeSalary gradeSalary)
        {
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);

                this.Delete(tc, gradeSalary);
                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception
                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);
                #endregion
            }
        }
        public void Delete(TransactionContext tc, EmployeeGradeSalary gradeSalary)
        {
            try
            {

                EmployeeGradeSalary updatedItem = null;
                if (gradeSalary.ArrearType != EnumArrearType.ToCalculate)
                {
                    EmployeeGradeSalaryService osvr = new EmployeeGradeSalaryService();
                    updatedItem = osvr.Get(tc, gradeSalary.EmployeeID,
                        gradeSalary.EffectDate.AddDays(-1), EnumArrearType.NotPresent);
                }
                if (updatedItem != null)
                {
                    updatedItem.TillDate = null;
                    updatedItem.ModifiedBy = User.CurrentUser.ID;
                    updatedItem.ModifiedDate = DateTime.Today;
                    this.Delete(tc, updatedItem, gradeSalary);
                }
                else
                {
                    EmployeeGradeSalaryDA.Delete(tc, gradeSalary.EmployeeID, gradeSalary.EmployeeSerial);
                    if (gradeSalary.ArrearType != EnumArrearType.ToCalculate)
                    {
                        bool bvalid = ConfigurationManager.GetBoolValue("hrinterface", "gradefromhr", EnumConfigurationType.Logic);
                        if (bvalid == false)
                            EmployeeDA.UpdateGradeSalary(tc, gradeSalary.EmployeeID.Integer,
                                0, 0, 0);
                        else
                            EmployeeDA.UpdateSalary(tc, gradeSalary.EmployeeID.Integer, 0, 0);
                    }
                }
            }
            catch (Exception e)
            {
                #region Handle Exception
                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);
                #endregion
            }
        }

        public void DeleteAll()
        {
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);
                EmployeeGradeSalaryDA.DeleteAll(tc);
                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception
                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);
                #endregion
            }
        }

        private void Delete(TransactionContext tc, EmployeeGradeSalary updateItem, EmployeeGradeSalary deletedItem)
        {
            try
            {
                EmployeeGradeSalaryDA.Update(tc, updateItem);
                EmployeeGradeSalaryDA.Delete(tc, deletedItem.EmployeeID, deletedItem.EmployeeSerial);

                bool bvalid = ConfigurationManager.GetBoolValue("hrinterface", "gradefromhr", EnumConfigurationType.Logic);
                if (bvalid == false)
                    EmployeeDA.UpdateGradeSalary(tc, updateItem.EmployeeID.Integer,
                        updateItem.GradeID.Integer, updateItem.BasicSalary, updateItem.GrossSalary);
                else
                    EmployeeDA.UpdateSalary(tc, updateItem.EmployeeID.Integer, updateItem.BasicSalary, updateItem.GrossSalary);

            }
            catch (Exception e)
            {
                #region Handle Exception
                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);
                #endregion
            }
        }

        public void DeleteFromDate(TransactionContext tc, ID employeeId, DateTime effectDate, EnumArrearType arrtype)
        {
            try
            {
                EmployeeGradeSalaryDA.DeleteOnDate(tc, employeeId, effectDate, arrtype);
            }
            catch (Exception e)
            {
                #region Handle Exception
                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);
                #endregion
            }
        }

        public void DeleteFrom(int employeeId, DateTime fromdate)
        {
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);
                EmployeeGradeSalaryDA.DeleteFrom(tc, employeeId, fromdate);
                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception
                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);
                #endregion
            }
        }
        #endregion
    }
    #endregion
}