namespace XylemCommonUiLegacyGenCtl
{
    using System;
    using System.Collections.Concurrent;
    using System.Drawing;
    using System.Runtime.InteropServices;
    using System.Windows.Forms;

    [ComVisible(true)]
    [Guid("D4615BA6-BB83-4C87-BBBB-E5A080BB28EE")]
    public class MeterTable : TableLayoutPanel, IDisposable
    {
        private readonly ConcurrentDictionary<int, Meter> meters;

        public MeterTable()
        {
            this.InitializeComponent();
            
            this.meters = new ConcurrentDictionary<int, Meter>();
        }

        public void AddMeter(int slotNr, uint address, string serialNr)
        {
            var eregister = new Meter(slotNr, address, serialNr);

            this.meters.AddOrUpdate(slotNr, eregister, (slot, meter) => eregister);

            this.UpdateComponent();
        }

        public void ClearComponent()
        {
            this.BeginInvoke(new Action(() =>
            {
                for (int row = this.RowCount - 1; row > 0; row--)
                {
                    this.Controls.RemoveAt(row);
                }
            }));
        }

        private void AddCell(string text, int col, int row)
        {
            var cell = new Label
            {
                Text = text,
                Dock = DockStyle.Fill,
                FlatStyle = FlatStyle.Flat,
                TextAlign = ContentAlignment.MiddleLeft
            };

            this.Controls.Add(cell, col, row);
        }

        private void AddColumnHeader(string text, int col, int row)
        {
            var header = new Label
            {
                Text = text,
                Dock = DockStyle.Fill,
                FlatStyle = FlatStyle.Flat,
                TextAlign = ContentAlignment.MiddleLeft
            };
            header.Font = new Font(header.Font, FontStyle.Bold);

            this.Controls.Add(header, col, row);
        }

        private void InitializeComponent()
        {
            this.Dock = DockStyle.Top;
            this.BackColor = Color.White;
            this.CellBorderStyle = TableLayoutPanelCellBorderStyle.Single;
            this.AutoSize = true;
            this.AutoSizeMode = AutoSizeMode.GrowAndShrink;

            this.ColumnCount = 4;
            this.ColumnStyles.Add(new ColumnStyle(SizeType.Absolute, 80F));
            this.ColumnStyles.Add(new ColumnStyle(SizeType.Absolute, 100F));
            this.ColumnStyles.Add(new ColumnStyle(SizeType.Absolute, 100F));
            this.ColumnStyles.Add(new ColumnStyle(SizeType.Percent, 100F));
            this.RowStyles.Add(new RowStyle(SizeType.Absolute, 20F));

            this.AddColumnHeader("Einbauplatz", 0, 0);
            this.AddColumnHeader("Radio Address", 1, 0);
            this.AddColumnHeader("Serial Nr.", 2, 0);
            this.AddColumnHeader("Ablauf", 3, 0);
        }

        private void UpdateComponent()
        {
            this.BeginInvoke(new Action(() =>
            {
                foreach (var meterKVP in this.meters)
                {
                    var meter = meterKVP.Value;
                    meter.Row = this.RowStyles.Add(new RowStyle(SizeType.AutoSize));

                    this.AddCell($"{meter.SlotNr}", meter.Col++, meter.Row);
                    this.AddCell($"{meter.AddressI}", meter.Col++, meter.Row);
                    this.AddCell(meter.SerialNr, meter.Col++, meter.Row);
                }
            }));
        }
    }

    public class Meter
    {
        public Meter(int slotNr, uint address, string serialNr)
        {
            this.SlotNr = slotNr;
            this.AddressI = address;
            this.SerialNr = serialNr;
        }

        public int SlotNr { get; set; }

        public uint AddressI { get; set; }

        public uint AddressII { get; set; }

        public string SerialNr { get; set; }

        public bool Connected { get; set; }

        public bool Parameterized { get; set; }

        public bool Closed { get; set; }

        public int Row { get; set; }

        public int Col { get; set; }
    }
}