using System;
using Ease.Core.Model;
using Ease.Core.DataAccess;
using Ease.Core.Utility;
using System.Collections.Generic;
using HRM.BO;
using System.Data;
using Ease.Core;
using System.Linq;

namespace HRM.DA
{
    public class VendorService : ServiceTemplate, IVendorService
    {
        #region Map Functions

        private void MapObject(Vendor oVendor, DataReader oReader)
        {
            base.SetObjectID(oVendor, (oReader.GetInt32("VendorID").Value));
            oVendor.Name = oReader.GetString("Name");
            oVendor.Code = oReader.GetString("Code");
            oVendor.Sequence = oReader.GetInt32("SequenceNo").Value;
            oVendor.Status = (EnumStatus)oReader.GetUInt32("Status").GetValueOrDefault();
            oVendor.CreatedBy = oReader.GetInt32("CreatedBy", 0);
            oVendor.CreatedDate = oReader.GetDateTime("CreatedDate").GetValueOrDefault(DateTime.MinValue);
            oVendor.ModifiedBy = oReader.GetInt32("ModifiedBy", 0);
            oVendor.ModifiedDate = oReader.GetDateTime("ModifiedDate").GetValueOrDefault(DateTime.MinValue);
            oVendor.Address = oReader.GetString("Address",null);
            oVendor.EmailAddress = oReader.GetString("EmailAddress", null);
            oVendor.Mobile = oReader.GetString("Mobile", null);
            oVendor.Address = oReader.GetString("Address", null);
            oVendor.Telephone = oReader.GetString("Telephone", null);
            oVendor.ContactPerson = oReader.GetString("ContactPerson", null);
            oVendor.VendorType = (EnumVendorType)oReader.GetUInt32("VendorType").GetValueOrDefault();
            oVendor.VendorTypeString = ((EnumVendorType)oReader.GetUInt32("VendorType")).ToString();
            this.SetObjectState(oVendor, Ease.Core.ObjectState.Saved);
        }

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

        #endregion

        #region Implementation of IVendorService

        public Vendor Get(int id)
        {
            Vendor oVendor = null;

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader oreader = new DataReader(VendorDA.Get(tc, id));
                if (oreader.Read())
                {
                    oVendor = CreateObject<Vendor>(oreader);
                }

                oreader.Close();
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);

                #endregion
            }
            finally
            {
                tc.End();
            }

            return oVendor;
        }

        public List<Vendor> Get()
        {
            List<Vendor> vendors = null;

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader oreader = new DataReader(VendorDA.Get(tc));
                vendors = CreateObjects<Vendor>(oreader);

                oreader.Close();
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);

                #endregion
            }
            finally
            {
                tc.End();
            }

            return vendors;
        }

        public List<Vendor> Get(EnumVendorType vendorType)
        {
            List<Vendor> vendors = null;

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader oreader = new DataReader(VendorDA.Get(tc, vendorType));
                vendors = CreateObjects<Vendor>(oreader);

                oreader.Close();
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);

                #endregion
            }
            finally
            {
                tc.End();
            }

            return vendors;
        }

        public List<Vendor> Get(EnumStatus status,int payrollTypeID)
        {
            List<Vendor> vendors = null;

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader oreader = new DataReader(VendorDA.Get(tc, status, payrollTypeID));
                vendors = CreateObjects<Vendor>(oreader);

                oreader.Close();
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);

                #endregion
            }
            finally
            {
                tc.End();
            }

            return vendors;
        }

        public List<Vendor> Get(string subStr)
        {
            List<Vendor> vendors = null;

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader oreader = new DataReader(VendorDA.Get(tc, subStr));
                vendors = CreateObjects<Vendor>(oreader);

                oreader.Close();
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);

                #endregion
            }
            finally
            {
                tc.End();
            }

            return vendors;
        }

        public string GetNextCode()
        {
            TransactionContext tc = null;
            string _code = "";
            try
            {
                tc = TransactionContext.Begin();
                _code = GlobalFunctionService.GetMaxCode(tc, "vendor", "codeautogenerate", "Vendor", "Code");
                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);

                #endregion
            }

            return _code;
        }

        public int Save(Vendor oVendor)
        {
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);
                if (oVendor.IsNew)
                {
                    int id = tc.GenerateID("Vendor", "VendorID");
                    base.SetObjectID(oVendor, id);
                    int sequenceId = tc.GenerateID("Vendor", "SequenceNO");
                    oVendor.Sequence = sequenceId;
                    base.SetObjectID(oVendor, (id));

                    VendorDA.Insert(tc, oVendor);
                }
                else
                {
                    VendorDA.Update(tc, oVendor);
                }

                return oVendor.ID;
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);

                #endregion
            }
            finally
            {
                tc.End();
            }
        }

        public void Delete(int id)
        {
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);

                VendorDA.Delete(tc, id);
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);

                #endregion
            }
            finally
            {
                tc.End();
            }
        }

        #endregion
    }
}