using System;
using System.Windows.Forms;
using System.IO;
using FastReport.Utils;
using FastReport.Forms;

namespace FastReport.Map.Forms
{
    internal partial class AddLayerForm : BaseDialogForm
    {
        private MapObject map;

        public MapObject Map
        {
            get { return map; }
            set { map = value; }
        }

        private void rbShapefile_CheckedChanged(object sender, EventArgs e)
        {
            tbShapefile.Enabled = rbShapefile.Checked;
            cbEmbed.Enabled = rbShapefile.Checked;
        }

        private void tbShapefile_ButtonClick(object sender, EventArgs e)
        {
            using (OpenFileDialog dialog = new OpenFileDialog())
            {
                dialog.Filter = Res.Get("FileFilters,ShpFile") + "|" + Res.Get("FileFilters,OsmFile");
                if (!String.IsNullOrEmpty(MapObject.ShapefileFolder))
                    dialog.InitialDirectory = MapObject.ShapefileFolder;
                if (dialog.ShowDialog() == DialogResult.OK)
                    tbShapefile.Text = dialog.FileName;
            }
        }

        private void AddLayerForm_FormClosing(object sender, FormClosingEventArgs e)
        {
            if (DialogResult == DialogResult.OK)
            {
                if (rbShapefile.Checked && String.IsNullOrEmpty(tbShapefile.Text))
                {
                    FRMessageBox.Error(Res.Get("Messages,FileNameEmpty"));
                    e.Cancel = true;
                }
            }
        }

        private void AddLayerForm_FormClosed(object sender, FormClosedEventArgs e)
        {
            if (DialogResult == DialogResult.OK)
            {
                if (rbShapefile.Checked)
                {
                    if (Path.GetExtension(tbShapefile.Text).ToLower() == ".osm")
                    {
                        (Tag as MapEditorForm).EnableMercatorProtection(false);
                    }
                    map.Load(tbShapefile.Text);
                    if (!cbEmbed.Checked)
                        map.Layers[map.Layers.Count - 1].Shapefile = tbShapefile.Text;
                }
                else if (rbEmptyLayer.Checked)
                {
                    MapLayer layer = new MapLayer();
                    Map.Layers.Add(layer);
                    layer.SpatialSource = SpatialSource.ApplicationData;
                }
            }
        }

        public override void Localize()
        {
            base.Localize();
            MyRes res = new MyRes("Forms,AddLayer");
            Text = res.Get("");
            lblSource.Text = res.Get("Source");
            rbShapefile.Text = res.Get("Shapefile");
            cbEmbed.Text = res.Get("Embed");
            rbEmptyLayer.Text = res.Get("Empty");
        }

        public override void UpdateDpiDependencies()
        {
            base.UpdateDpiDependencies();
            tbShapefile.Image = GetImage(1);
        }

        public AddLayerForm()
        {
            InitializeComponent();
            Localize();
            UIUtils.CheckRTL(this);
            UpdateDpiDependencies();
        }
    }
}