using System;
using System.Collections.Generic;
using System.Drawing;
using System.Windows.Forms;
using Tanshu.Accounts.Entities;
using Tanshu.Accounts.Helpers;

namespace Tanshu.Accounts.PointOfSale
{
    public partial class MoveTableForm : Form
    {
        private readonly IList<FoodTable> _source;
        private readonly bool _allowMerge;
        public MoveTableForm(IList<FoodTable> source, bool allowMerge)
        {
            InitializeComponent();
            _source = source;
            Selection = null;
            _allowMerge = allowMerge;
        }

        public FoodTable Selection { get; private set; }

        private void MoveTableForm_Load(object sender, EventArgs e)
        {
            ControlFactory.GenerateTables(ref flpTables, new Point(75, 75), 0, _source, new ButtonClickDelegate(tableButton_Click));
        }
        private void tableButton_Click(object sender, EventArgs e)
        {
            var button = sender as Button;
            if (button == null)
                return;
            var item = button.Tag as FoodTable;
            if (item.Name == "Previous" || item.Name == "Next")
            {
                var start = item.FoodTableID;
                if (start < 0)
                    start = 0;
                ControlFactory.GenerateTables(ref flpTables, new Point(75, 75), start, _source, new ButtonClickDelegate(tableButton_Click));
            }
            else
            {
                if (!string.IsNullOrEmpty(item.Status) && !_allowMerge)
                    MessageBox.Show("Cannot move to a running table", "Cannot Move", MessageBoxButtons.OK, MessageBoxIcon.Error);
                else if (MessageBox.Show(string.Format("Move selected table to table {0}", item.Name), "Move", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
                {
                    Selection = item;
                    this.Close();
                }
            }
        }
    }
}