using System;
using System.Collections.Generic;
using System.Data.SqlClient;
using Tanshu.Accounts.Contracts;
using Tanshu.Accounts.DAOFactory;
using Tanshu.Data.DAO;

namespace Tanshu.Accounts.BI
{
    public class SaleVoucherBI : ISaleVoucherBI
    {
        public SalesBillItemBO GetDefaultSaleBillItem(Guid productID)
        {
            var factory = GetFactory.GetDAOFactory(Database.GetFactoryType);
            using (var connection = factory.Connection)
            {
                using (ISaleVoucherMixDAO dao = factory.GetSaleVoucherMixDAO(connection))
                {
                    return dao.GetDefaultSaleBillItem(productID);
                }
            }
        }
        public decimal GetProductDiscountLimit(Guid productID)
        {
            var factory = GetFactory.GetDAOFactory(Database.GetFactoryType);
            using (var connection = factory.Connection)
            {
                using (ISaleVoucherMixDAO dao = factory.GetSaleVoucherMixDAO(connection))
                {
                    return dao.GetProductDiscountLimit(productID);
                }
            }
        }
        public bool IsBillPrinted(Guid voucherID)
        {
            var factory = GetFactory.GetDAOFactory(Database.GetFactoryType);
            using (var connection = factory.Connection)
            {
                using (ISaleVoucherMixDAO dao = factory.GetSaleVoucherMixDAO(connection))
                {
                    return dao.IsBillPrinted(voucherID);
                }
            }
        }
        public decimal Amount(Guid voucherID)
        {
            //throw new NotImplementedException();
            var factory = GetFactory.GetDAOFactory(Database.GetFactoryType);
            using (var connection = factory.Connection)
            {
                using (ISaleVoucherMixDAO dao = factory.GetSaleVoucherMixDAO(connection))
                {
                    return dao.Amount(voucherID);
                }
            }
        }
        public bool Insert(SaleVoucherBO saleVoucher, List<InventoryBO> inventory)
        {
            var factory = GetFactory.GetDAOFactory(Database.GetFactoryType);
            using (var connection = factory.Connection)
            {
                using (IVoucherDAO vdao = factory.GetVoucherDAO(connection))
                {
                    using (ISaleVoucherDAO svdao = factory.GetSaleVoucherDAO(connection))
                    {
                        using (IInventoryDAO idao = factory.GetInventoryDAO(connection))
                        {
                            connection.BeginTransaction();
                            #region Voucher
                            VoucherBO myVoucher = (VoucherBO)saleVoucher;
                            myVoucher.Date = null;
                            vdao.Insert(myVoucher);
                            #endregion
                            #region Transaction Sale
                            svdao.Insert(saleVoucher);
                            #endregion
                            #region Inventory
                            foreach (InventoryBO i in inventory)
                            {
                                i.VoucherID = saleVoucher.VoucherID;
                                InventoryBO myInventory = i;
                                idao.Insert(myInventory);
                            }
                            #endregion
                            connection.CommitTransaction();
                            return true;
                        }
                    }
                }
            }
        }
        public bool Update(SaleVoucherBO saleVoucher, List<InventoryBO> inventory)
        {
            var factory = GetFactory.GetDAOFactory(Database.GetFactoryType);
            using (var connection = factory.Connection)
            {
                using (IVoucherDAO vdao = factory.GetVoucherDAO(connection))
                {
                    using (ISaleVoucherDAO svdao = factory.GetSaleVoucherDAO(connection))
                    {
                        using (IInventoryDAO idao = factory.GetInventoryDAO(connection))
                        {
                            connection.BeginTransaction();
                            #region Voucher
                            VoucherBO myVoucher = (VoucherBO)saleVoucher;
                            vdao.Update(myVoucher);
                            #endregion
                            #region Transaction Sale
                            svdao.Update(saleVoucher);
                            #endregion
                            #region Inventory
                            idao.Delete(saleVoucher.VoucherID);
                            foreach (InventoryBO i in inventory)
                            {
                                i.VoucherID = saleVoucher.VoucherID;
                                InventoryBO myInventory = i;
                                idao.Insert(myInventory);
                            }
                            #endregion
                            connection.CommitTransaction();
                            return true;
                        }
                    }
                }
            }
        }
        public bool GetSaleVoucher(Guid voucherID, ref SaleVoucherBO voucherSale, ref List<InventoryDisplayBO> iList)
        {
            var factory = GetFactory.GetDAOFactory(Database.GetFactoryType);
            using (var connection = factory.Connection)
            {
                using (ISaleVoucherDAO svdao = factory.GetSaleVoucherDAO(connection))
                {
                    using (IInventoryDAO idao = factory.GetInventoryDAO(connection))
                    {
                        voucherSale = svdao.GetVoucherSale(voucherID);
                        iList = idao.GetInventories(voucherID);
                        return true;
                    }
                }
            }
        }

        public List<PendingBillsBO> GetPendingBills(PendingType list, int floor)
        {
            var factory = GetFactory.GetDAOFactory(Database.GetFactoryType);
            using (var connection = factory.Connection)
            {
                using (ISaleVoucherMixDAO dao = factory.GetSaleVoucherMixDAO(connection))
                {
                    return dao.GetPendingBills(list, floor);
                }
            }
        }

        public Guid? GetPendingVoucherID(string tableID, int floor)
        {
            var factory = GetFactory.GetDAOFactory(Database.GetFactoryType);
            using (var connection = factory.Connection)
            {
                using (ISaleVoucherMixDAO dao = factory.GetSaleVoucherMixDAO(connection))
                {
                    return dao.GetPendingVoucherID(tableID, floor);
                }
            }
        }
        public List<InventoryBO> SaleInventory(Dictionary<BillItemKey, SalesBillItemBO>.ValueCollection list, Guid? voucherID)
        {
            var factory = GetFactory.GetDAOFactory(Database.GetFactoryType);
            using (var connection = factory.Connection)
            {
                using (ISaleVoucherMixDAO dao = factory.GetSaleVoucherMixDAO(connection))
                {
                    return dao.SaleInventory(list, voucherID);
                }
            }
        }
        public void SetAlarm(Guid voucherID, DateTime? alarmTime)
        {
            var factory = GetFactory.GetDAOFactory(Database.GetFactoryType);
            using (var connection = factory.Connection)
            {
                using (ISaleVoucherDAO dao = factory.GetSaleVoucherDAO(connection))
                {
                    dao.SetAlarm(voucherID, alarmTime);
                }
            }
        }
        public void VoidBill(Guid voucherID, string reason)
        {
            var factory = GetFactory.GetDAOFactory(Database.GetFactoryType);
            using (var connection = factory.Connection)
            {
                using (ISaleVoucherDAO dao = factory.GetSaleVoucherDAO(connection))
                {
                    dao.VoidBill(voucherID, reason);
                }
            }
        }

        public void DeclareBillsPaid(Guid userID, List<Guid> billList, PaidStatus paidStatus)
        {
            var factory = GetFactory.GetDAOFactory(Database.GetFactoryType);
            using (var connection = factory.Connection)
            {
                using (ISaleVoucherMixDAO dao = factory.GetSaleVoucherMixDAO(connection))
                {
                    dao.DeclareBillsPaid(userID, billList, paidStatus);
                }
            }
        }
    }
}