using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Ease.CoreV35;
using Ease.CoreV35.Caching;
using Ease.CoreV35.Model;
using Ease.CoreV35.DataAccess;
using Payroll.BO;
using System.Windows.Forms;

namespace Payroll.Service
{
    [Serializable]
    public class BudgetMasterService : ServiceTemplate, IBudgetMasterService
    {
        #region Private functions and declaration
        Cache _cache = new Cache(typeof(BudgetMaster));
        #endregion

        #region Object Mapping

        private void MapObject(BudgetMaster oBudgetMaster, DataReader oReader)
        {
            SetObjectID(oBudgetMaster, oReader.GetID("BudgetMasterID"));
            oBudgetMaster.BasedOn = (EnumBasedOnPercent)oReader.GetInt32("BasedOn");
            oBudgetMaster.EffectMonth = oReader.GetDateTime("EffectMonth").Value;
            oBudgetMaster.FromDate = oReader.GetDateTime("FromDate").Value;
            oBudgetMaster.Name = oReader.GetString("Name");
            oBudgetMaster.OverAllPercentage = oReader.GetDouble("OverAllPercentage").Value;
            oBudgetMaster.ToDate = oReader.GetDateTime("ToDate").Value;
            SetObjectState(oBudgetMaster, ObjectState.Saved);
        }

        protected override T CreateObject<T>(DataReader dr)
        {
            BudgetMaster oBudgetMaster = new BudgetMaster();
            MapObject(oBudgetMaster, dr);
            return oBudgetMaster as T;
        }

        #endregion

        #region IBudgetMasterService Implementation

        public BudgetMaster Get(ID nID, ID PayrollTypeID)
        {
            BudgetMaster oBudgetMaster = new BudgetMaster();

            #region Cache Header
            oBudgetMaster = _cache["Get", nID] as BudgetMaster;
            if (oBudgetMaster != null)
                return oBudgetMaster;
            #endregion

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader oreader = new DataReader(BudgetMasterDA.Get(tc, nID, PayrollTypeID));
                if (oreader.Read())
                {
                    oBudgetMaster = CreateObject<BudgetMaster>(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
            }

            #region Cache Footer
            _cache.Add(oBudgetMaster, "Get", nID);
            #endregion

            return oBudgetMaster;

        }

        public ObjectsTemplate<BudgetMaster> Get(ID PayrollTypeID)
        {
            #region Cache Header

            ObjectsTemplate<BudgetMaster> oBudgetMasters = _cache["Get"] as ObjectsTemplate<BudgetMaster>;
            if (oBudgetMasters != null)
                return oBudgetMasters;

            #endregion

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader oreader = new DataReader(BudgetMasterDA.Get(tc, PayrollTypeID));
                // if (oreader.Read())
                //{
                oBudgetMasters = this.CreateObjects<BudgetMaster>(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
            }

            #region Cache Footer

            _cache.Add(oBudgetMasters, "Get");

            #endregion

            return oBudgetMasters;
        }

        public ObjectsTemplate<BudgetMaster> Get(DateTime dtFromDate, DateTime dtToDate, ID PayrollTypeID)
        {
            #region Cache Header

            ObjectsTemplate<BudgetMaster> oBudgetMasters = _cache["Get"] as ObjectsTemplate<BudgetMaster>;
            if (oBudgetMasters != null)
                return oBudgetMasters;

            #endregion

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader oreader = new DataReader(BudgetMasterDA.Get(tc, dtFromDate, dtToDate, PayrollTypeID));
                // if (oreader.Read())
                //{
                oBudgetMasters = this.CreateObjects<BudgetMaster>(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
            }

            #region Cache Footer

            _cache.Add(oBudgetMasters, "Get");

            #endregion

            return oBudgetMasters;
        }

        public ID Save(BudgetMaster item, ProgressBar pbar, ID PayrollTypeID)
        {
            pbar.Value = 0;
            pbar.Maximum = item.BudgetDepartments.Count + item.BudgetGrades.Count + item.BudgetCCs.Count + item.Individualchanges.Count + item.NewJoiners.Count + item.Components.Count + item.BudgetProcessMonthlys.Count;
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);

                if (!item.ID.IsUnassigned)
                {
                    BudgetMasterDA.DeleteAll(tc, item.ID, PayrollTypeID);
                }                
                int id = tc.GenerateID("BudgetMaster", "BudgetMasterID");
                SetObjectID(item, ID.FromInteger(id));
                BudgetMasterDA.Insert(tc, item, PayrollTypeID);

                BudgetDepartmentService oBudDept = new BudgetDepartmentService();
                foreach (BudgetDepartment bd in item.BudgetDepartments)
                {
                    bd.BudgetudID = item.ID;
                    oBudDept.Save(bd,tc);
                }
                pbar.Value += item.BudgetDepartments.Count;
                pbar.Refresh();
                BudgetGradeService oBudGradeService = new BudgetGradeService();
                foreach (BudgetGrade oBudGrade in item.BudgetGrades)
                {
                    oBudGrade.BudgetID = item.ID;
                    oBudGradeService.Save(oBudGrade, tc);
                }
                pbar.Value += item.BudgetGrades.Count;
                pbar.Refresh();
                BudgetCostCenterService oBudCCService = new BudgetCostCenterService();
                foreach (BudgetCostCenter oBudCC in item.BudgetCCs)
                {
                    oBudCC.BudgetID = item.ID;
                    oBudCCService.Save(oBudCC, tc);
                }
                pbar.Value += item.BudgetCCs.Count;
                pbar.Refresh();
                BudgetIndivisualChangeService oBudIndvChangeService = new BudgetIndivisualChangeService();                
                foreach (BudgetIndivisualChange oBudIndvChg in item.Individualchanges)
                {
                    oBudIndvChg.BudgetID = item.ID;
                    oBudIndvChangeService.Save(oBudIndvChg, tc);
                }
                pbar.Value += item.Individualchanges.Count;
                pbar.Refresh();
                BudgetNewJoinerService oBudNewJoinerService = new BudgetNewJoinerService();
                foreach (BudgetNewJoiner oBudNewJoiner in item.NewJoiners)
                {
                    oBudNewJoiner.BudgetID = item.ID;
                    oBudNewJoinerService.Save(oBudNewJoiner, tc);
                }
                pbar.Value += item.NewJoiners.Count;
                pbar.Refresh();
                BudgetComponentService oBudComponentService = new BudgetComponentService();
                foreach (BudgetComponent oBudCom in item.Components)
                {
                    oBudCom.BudgetID = item.ID;
                    oBudComponentService.Save(oBudCom, tc);
                }
                pbar.Value += item.Components.Count;
                pbar.Refresh();


                BudgetProcessMonthlyService oBudProsMonthService = new BudgetProcessMonthlyService();
                oBudProsMonthService.BulkSave(item.BudgetProcessMonthlys, tc, item.ID.Integer);
                //foreach (BudgetProcessMonthly oBudMonthly in item.BudgetProcessMonthlys)
                //{
                //    oBudMonthly.BudgetID = item.ID;
                //    oBudProsMonthService.Save(oBudMonthly, tc);
                //    pbar.Value += 1;
                //    pbar.Refresh();
                //}
                

                tc.End();

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

        }

        public void Delete(ID nID, ID PayrollTypeID)
        {
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);
                BudgetMasterDA.DeleteAll(tc, nID, PayrollTypeID);
                BudgetMasterDA.DeleteBudgetCostCenter(tc, nID);
                BudgetMasterDA.DeleteBudgetGrade(tc, nID);
                BudgetMasterDA.DeleteBudgetIndivisualChange(tc, nID);
                BudgetMasterDA.DeleteBudgetNewJoiner(tc, nID);
                BudgetMasterDA.DeleteBudgetProcessMonthly(tc, nID, PayrollTypeID);
                BudgetMasterDA.DeleteBudgetComponent(tc, nID);
                BudgetMasterDA.DeleteBudgetMaster(tc, nID, PayrollTypeID);                
                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception
                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);
                #endregion
            }
        }
        #endregion
    }
}