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

namespace Tanshu.Accounts.BI
{
    public static class ProductBI
    {
        public static bool Insert(ProductBO product)
        {
            GetFactory factory = GetFactory.GetDAOFactory(Database.GetFactoryType);
            using (IConnectionDAO connection = factory.Connection)
            {
                using (IProductDAO dao = factory.GetProductDAO(connection))
                {
                    return dao.Insert(product);
                }
            }
        }
        public static bool Update(ProductBO product)
        {
            GetFactory factory = GetFactory.GetDAOFactory(Database.GetFactoryType);
            using (IConnectionDAO connection = factory.Connection)
            {
                using (IProductDAO dao = factory.GetProductDAO(connection))
                {
                    return dao.Update(product);
                }
            }
        }
        public static bool Delete(Guid productID)
        {
            GetFactory factory = GetFactory.GetDAOFactory(Database.GetFactoryType);
            using (IConnectionDAO connection = factory.Connection)
            {
                using (IProductDAO dao = factory.GetProductDAO(connection))
                {
                    return dao.Delete(productID);
                }
            }
        }
        public static ProductBO GetProductFromName(string nameAndUnits)
        {
            GetFactory factory = GetFactory.GetDAOFactory(Database.GetFactoryType);
            using (IConnectionDAO connection = factory.Connection)
            {
                using (IProductDAO dao = factory.GetProductDAO(connection))
                {
                    return dao.GetProduct(nameAndUnits);
                }
            }
        }
        public static ProductBO GetProduct(Guid productID)
        {
            GetFactory factory = GetFactory.GetDAOFactory(Database.GetFactoryType);
            using (IConnectionDAO connection = factory.Connection)
            {
                using (IProductDAO dao = factory.GetProductDAO(connection))
                {
                    return dao.GetProduct(productID);
                }
            }
        }
        public static decimal GetProductStock(DateTime date, Guid productID, Guid? voucherID)
        {
            GetFactory factory = GetFactory.GetDAOFactory(Database.GetFactoryType);
            using (IConnectionDAO connection = factory.Connection)
            {
                using (IProductDAO dao = factory.GetProductDAO(connection))
                {
                    return dao.GetProductStock(date, productID, voucherID);
                }
            }
        }
        public static List<ProductDisplayBO> GetProducts()
        {
            GetFactory factory = GetFactory.GetDAOFactory(Database.GetFactoryType);
            using (IConnectionDAO connection = factory.Connection)
            {
                using (IProductDAO dao = factory.GetProductDAO(connection))
                {
                    return dao.GetProducts();
                }
            }
        }

        public static List<ProductDisplaySmallBO> GetFilteredProducts(Dictionary<string, string> filter)
        {
            GetFactory factory = GetFactory.GetDAOFactory(Database.GetFactoryType);
            using (IConnectionDAO connection = factory.Connection)
            {
                using (IProductDAO dao = factory.GetProductDAO(connection))
                {
                    return dao.GetFilteredProducts(filter);
                }
            }
        }

        public static void UpdateShortName()
        {
            GetFactory factory = GetFactory.GetDAOFactory(Database.GetFactoryType);
            using (IConnectionDAO connection = factory.Connection)
            {
                using (IProductDAO dao = factory.GetProductDAO(connection))
                {
                    dao.UpdateShortName();
                }
            }
        }

        public static List<ProductDisplaySmallBO> GetUnFilteredProducts()
        {
            Dictionary<string, string> filter = new Dictionary<string, string>();
            filter.Add("Name", "");
            filter.Add("Type", "");
            return GetFilteredProducts(filter);
        }
        public static List<ProductDisplaySmallBO> GetProducts(Guid productTypeID)
        {
            GetFactory factory = GetFactory.GetDAOFactory(Database.GetFactoryType);
            using (IConnectionDAO connection = factory.Connection)
            {
                using (IProductDAO dao = factory.GetProductDAO(connection))
                {
                    return dao.GetProducts(productTypeID);
                }
            }
        }
    }
}