using System;
using System.Collections.Generic;
using System.Text;
using Tanshu.Accounts.Contracts;
using System.Data.SqlClient;
using Tanshu.Data.DAO;
using System.Configuration;
using Tanshu.Accounts.Entities;
using Tanshu.Accounts.SqlDAO;
using NHibernate.Criterion;

namespace Tanshu.Accounts.Repository
{
    public class PrintLocationBI
    {
        public void Insert(PrintLocation printLocation)
        {
            using (var session = SessionManager.Session)
            {
                session.Save(printLocation);
            }
        }
        public void Update(PrintLocation printLocation)
        {
            using (var session = SessionManager.Session)
            {
                session.Update(printLocation);
            }
        }
        public void Delete(int printLocationID)
        {
            using (var session = SessionManager.Session)
            {
                session.Delete(new PrintLocation() { PrintLocationID = printLocationID });
            }
        }
        public PrintLocation GetPrintLocation(int printLocationID)
        {
            using (var session = SessionManager.Session)
            {
                return session.Get<PrintLocation>(printLocationID);
            }
        }
        public PrintLocation GetPrintLocation(int productGroupID, string location)
        {
            using (var session = SessionManager.Session)
            {
                return (from pl in session.QueryOver<PrintLocation>()
                        where pl.ProductGroup.ProductGroupID == productGroupID && pl.Location == location
                        select pl).SingleOrDefault();
                //return session.CreateCriteria<PrintLocation>()
                //    .Add(Restrictions.Eq("ProductGroupID", productGroupID))
                //    .Add(Restrictions.Eq("Location", location))
                //    .UniqueResult<PrintLocation>();
            }
        }
        public PrintLocation GetPrintLocation(string location)
        {
            using (var session = SessionManager.Session)
            {
                return (from pl in session.QueryOver<PrintLocation>()
                        where pl.Location == location && pl.ProductGroup.ProductGroupID  == null
                        select pl).SingleOrDefault();
                //return session.CreateCriteria<PrintLocation>()
                //    .Add(Restrictions.IsNull("ProductGroupID"))
                //    .Add(Restrictions.Eq("Location", location))
                //    .UniqueResult<PrintLocation>();
            }
        }
        public static PrintLocation BasePrinter
        {
            get
            {
                string location = ConfigurationManager.AppSettings["Location"].ToLowerInvariant();
                return new PrintLocationBI().GetPrintLocation(location);
            }
        }
        public static PrintLocation KotPrinter(int productGroupID)
        {
            string location = ConfigurationManager.AppSettings["Location"].ToLowerInvariant();
            PrintLocation p = new PrintLocationBI().GetPrintLocation(productGroupID, location);
            if (p == null)
                p = new PrintLocationBI().GetPrintLocation(location);
            return p;
        }
    }
}