using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Windows.Forms;

using TourDuLich.BIZ;

namespace TourDuLich

{

    public partial class FormDanhMucDiaDiem : Form

    {

        List<BizDiaDiem> diaDiems = new List<BizDiaDiem>();

        List<BizDiaDiem> diaDiemsToDelete = new List<BizDiaDiem>();

        public FormDanhMucDiaDiem()

        {

            InitializeComponent();

        }

        private void btnDong_Click(object sender, EventArgs e)

        {

            this.Close();

        }

        private void FormDanhMucDiaDiem_Load(object sender, EventArgs e)

        {

            diaDiems = BizDiaDiem.getAllDiaDiem();

            gvDiaDiem.Columns["maDiaDiem"].DataPropertyName = "MaDD";

            gvDiaDiem.Columns["tenDiaDiem"].DataPropertyName = "TenDD";

            gvDiaDiem.AutoGenerateColumns = false;

            gvDiaDiem.DataSource = diaDiems;                              

        }

        private void btnThem_Click(object sender, EventArgs e)

        {           

            BizDiaDiem dd = new BizDiaDiem(-1, txtMaDD.Text, txtTenDD.Text);

            diaDiems.Add(dd);

            gvDiaDiem.DataSource = null;

            gvDiaDiem.Columns["maDiaDiem"].DataPropertyName = "MaDD";

            gvDiaDiem.Columns["tenDiaDiem"].DataPropertyName = "TenDD";

            gvDiaDiem.DataSource = diaDiems;                              

            //gvDiaDiem.Update();

            //gvDiaDiem.Refresh();

            //this.Refresh();

        }

        private void btnLuu_Click(object sender, EventArgs e)

        {

            try

            {

                foreach (BizDiaDiem dd in diaDiems)

                {

                    if (dd.Id == -1)

                        dd.Add();

                    if (dd.updated)

                        dd.Update();

                }

                foreach (BizDiaDiem dd in diaDiemsToDelete)

                {

                    dd.Delete();

                }

            }

            catch (Exception ex)

            {

                MessageBox.Show(ex.Message);

            }           

        }

        private void btnXoa_Click(object sender, EventArgs e)

        {

            foreach(DataGridViewRow row in gvDiaDiem.SelectedRows)

            {

                BizDiaDiem dd = (BizDiaDiem)row.DataBoundItem;

                diaDiemsToDelete.Add(dd);

                diaDiems.Remove(dd);

                gvDiaDiem.DataSource = null;

                //gvDiaDiem.Columns["maDiaDiem"].DataPropertyName = "MaDD";

                //gvDiaDiem.Columns["tenDiaDiem"].DataPropertyName = "TenDD";

                gvDiaDiem.DataSource = diaDiems;  

            }                       

        }

        private void gvDiaDiem_SelectionChanged(object sender, EventArgs e)

        {

            if (gvDiaDiem.SelectedRows.Count > 0)

            {

                BizDiaDiem dd = (BizDiaDiem)gvDiaDiem.SelectedRows[0].DataBoundItem;

                txtMaDD.Text = dd.MaDD;

                txtTenDD.Text = dd.TenDD;

            }

        }

        private void btnSua_Click(object sender, EventArgs e)

        {

            if (gvDiaDiem.SelectedRows.Count > 0)

            {

                BizDiaDiem dd = (BizDiaDiem)gvDiaDiem.SelectedRows[0].DataBoundItem;

                dd.MaDD = txtMaDD.Text;

                dd.TenDD = txtTenDD.Text;

                dd.updated = true;

                gvDiaDiem.DataSource = null;

                gvDiaDiem.DataSource = diaDiems;  

            }

        }

    }

}