///
/// Copyright (c) 2020 Sensus Slovensko a.s.
///
using System;
using System.Collections.Generic;
using System.Windows.Forms;
using SchematicDrawing;

namespace TBF.UI.Bench.EditSchDrawing
{
    public partial class AddEdgeDlg : Form
    {
        IList<IDrawingItemCfg> drawingItems;
        public Sz EdgeSize;
        public string EdgeStr;


        public AddEdgeDlg()
        {
            InitializeComponent();
        }

        public AddEdgeDlg(IList<IDrawingItemCfg> drawingItems)
            : this()
        {
            this.drawingItems = drawingItems;

            foreach (var di in drawingItems)
            {
                fromComponentComboBox.Items.Add(di.Name);
                toComponentComboBox.Items.Add(di.Name);
            }

            for (Sz sz = Sz.S; sz <= Sz.XL; sz++) sizeComboBox.Items.Add(sz);
        }


        private void okButton_Click(object sender, EventArgs e)
        {
            if (drawingItems == null)
            {
                MessageBox.Show("There are no components");
                return;
            }

            IDrawingItemCfg from = null;
            DrawingShape dshapeFrom = null;
            foreach (var di in drawingItems)
            {
                if (di.Name == fromComponentComboBox.Text)
                {
                    from = di;
                    dshapeFrom = DrawingShape.GetDrawingShape(from.Shape, from.Sz);
                    break;
                }
            }          
            if (from == null || dshapeFrom == null)
            {
                MessageBox.Show("Invalid From component");
                return;
            }

            IDrawingItemCfg to = null;
            DrawingShape dshapeTo = null;
            foreach (var di in drawingItems)
            {
                if (di.Name == toComponentComboBox.Text)
                {
                    to = di;
                    dshapeTo = DrawingShape.GetDrawingShape(to.Shape, to.Sz);
                    break;
                }
            }
            if (to == null || dshapeTo == null)
            {
                MessageBox.Show("Invalid To component");
                return;
            }

            EdgeSize = Sz.Count;
            for (Sz sz = Sz.S; sz <= Sz.XL; sz++)
            {
                if (sz.ToString() == sizeComboBox.Text)
                {
                    EdgeSize = sz;
                    break;
                }
            }
            if (EdgeSize == Sz.Count)
            {
                MessageBox.Show("Invalid Size");
                return;
            }

            uint fromNode;
            if (!uint.TryParse(fromNodeTextBox.Text, out fromNode) || fromNode >= dshapeFrom.Nodes.Length)
            {
                MessageBox.Show("Invalid From node");
                return;
            }

            uint toNode;
            if (!uint.TryParse(toNodeTextBox.Text, out toNode) || toNode >= dshapeTo.Nodes.Length)
            {
                MessageBox.Show("Invalid To node");
                return;
            }

            EdgeStr = string.Format("{0}~{1}~{2}~{3}", from.Name, fromNode, to.Name, toNode);
            DialogResult = DialogResult.OK;
            Close();
        }


        private void cancelButton_Click(object sender, EventArgs e)
        {
            DialogResult = DialogResult.Cancel;
            Close();
        }
    }
}