using System;
using System.Collections.Generic;
using System.Linq;
using System.Windows.Forms;
using Tanshu.Accounts.Repository;
using Tanshu.Accounts.Contracts;

namespace Tanshu.Accounts.PointOfSale
{
    public partial class SaleDetailForm : Form
    {
        IList<SalesAnalysisDetail> _list;
        public SaleDetailForm()
        {
            InitializeComponent();
            dgvSale.AutoGenerateColumns = false;
        }

        private void dtpStart_ValueChanged(object sender, EventArgs e)
        {
            ShowStatement();
        }

        private void ShowStatement()
        {
            if (DateTime.Today.Subtract(dtpStart.Value.Date).Days > 5 && !Session.IsAllowed("Accounts Audit"))
                return;
            var bi = new ReportsBI();
            _list = bi.SaleQuantity(dtpStart.Value, dtpFinish.Value);

            foreach (var item in bi.NcQuantity(dtpStart.Value, dtpFinish.Value))
            {
                var old = _list.FirstOrDefault(x => x.ProductID == item.ProductID && x.IsHappyHour == item.IsHappyHour);
                if (old != null)
                    old.NC = item.NC;
                else
                    _list.Add(new SalesAnalysisDetail() { Name = item.Name, ProductID = item.ProductID, NC = item.NC });
            }
            dgvSale.DataSource = _list;
        }

        private void dtpFinish_ValueChanged(object sender, EventArgs e)
        {
            ShowStatement();
        }

        private void SaleDetailForm_Load(object sender, EventArgs e)
        {
            dtpStart.Value = DateTime.Today;
            dtpFinish.Value = DateTime.Today;
            ShowStatement();
        }

        private void btnPrint_Click(object sender, EventArgs e)
        {
            if (_list == null)
                return;
            var startDate = dtpStart.Value.Date.AddHours(6);
            var finishDate = dtpFinish.Value.Date.AddDays(1).AddHours(5);
            Print.Thermal.PrintSale(Session.User.Name, _list, startDate, finishDate);
        }

        private void button2_Click(object sender, EventArgs e)
        {
            this.Close();
        }

        private void btnExport_Click(object sender, EventArgs e)
        {
            if (_list == null)
                return;
            var data = string.Format("{0}\t{1}\t{2}\t{3}\n", "ProductID", "Product", "Sale", "NC");
            foreach (var item in _list)
            {

                data += string.Format("{0}\t{1}\t{2}\t{3}\n", item.ProductID, item.Name, item.Sale, item.NC);
            }
            Clipboard.SetText(data, TextDataFormat.Text);
        }
    }
}