///
/// Copyright (c) 2016 Sensus Metering Systems
///
using System;
using System.Collections.Generic;
using System.Windows.Forms;
using System.Windows.Forms.VisualStyles;
using TBF.Resources;
using TBF.Rig.Generic;
using TBF.Rig.GenericDevices;
using Common;
using Config.Entities;

using System.Linq;
using TBF.Rig.Sequences;

using NHibernate;
using log4net;

namespace TBF.Rig.TestMethods.Endurance
{
	public partial class TestMethodCfgCtrl : UserControl, IComponentCfgCtrl
	{
        IList<Rig.BuiltIn.Valve.Valve> valvesFromDB = new List<Rig.BuiltIn.Valve.Valve>();

        public bool ShowMore { get { return false; } }

		string cycle;

		TestMethodCfg config;
		public IComponentCfg Config
		{
			get { return config as IComponentCfg; }
			set
			{
				config = value as TestMethodCfg;
				Redraw();
			}
		}

		public TestMethodCfgCtrl()
		{
			InitializeComponent();
            valvesFromDB = LoadValvesFromDB();
            CreateValveRows(valvesFromDB.Count, valvesFromDB); // toľko riadkov, koľko ventilov
        }

		private void EntryFormCfgCtrl_Load(object sender, EventArgs e)
		{
			enduranceCycleButton.Text = Strings.Endurance_cycle;
			cycle = config.Cycle;
			Redraw();
		}

		public void Closing()
		{
		}

		void Redraw()
		{
			if (config == null) return;			/// Control was not loaded, settings were not changed
			classNameLabel.Text = config.Factory.ClassName;
			nameTextBox.Text = config.Name;
		}

		public void Unlock()
		{
			nameTextBox.Enabled = true;
			enduranceCycleButton.Enabled = true;
		}

		public CfgUpdateFlags VerifyCfg(ref string message)
		{
            CfgUpdateFlags flags = CfgUpdateFlags.None;
			return flags;
		}

		public CfgUpdateFlags UpdateCfg()
		{
			CfgUpdateFlags flags = CfgUpdateFlags.RestartRqrd;

			if (config == null) return CfgUpdateFlags.Error;	/// Control was not loaded, settings were not changed

			config.Name = nameTextBox.Text;
			config.Cycle = cycle;

			return flags;
		}

		private void enduranceCycleButton_Click(object sender, EventArgs e)
		{
			CycleDlg dlg = new CycleDlg(CycleStep.StringToCycle(cycle), GetSelectedValves());
			if (dlg.ShowDialog() == DialogResult.OK)
			{
				cycle = CycleStep.CycleToString(dlg.EnduranceCycle);
			}
		}
        private void CreateValveRows(int numberOfRows, IList<Rig.BuiltIn.Valve.Valve> valves)
        {
            tableLayoutPanel1.RowCount = numberOfRows;
            tableLayoutPanel1.ColumnCount = 2;

            tableLayoutPanel1.Controls.Clear();
            tableLayoutPanel1.ColumnStyles.Clear();
            tableLayoutPanel1.RowStyles.Clear();

            tableLayoutPanel1.ColumnStyles.Add(new ColumnStyle(SizeType.AutoSize));
            tableLayoutPanel1.ColumnStyles.Add(new ColumnStyle(SizeType.Percent, 100));

            for (int i = 0; i < numberOfRows; i++)
            {
                tableLayoutPanel1.RowStyles.Add(new RowStyle(SizeType.AutoSize));

                var label = new Label
                {
                    Text = $"Valve {i + 1}",
                    Anchor = AnchorStyles.Left,
                    AutoSize = true,
                    Margin = new Padding(5)
                };

                var comboBox = new ComboBox
                {
                    DropDownStyle = ComboBoxStyle.DropDownList,
                    Anchor = AnchorStyles.Left | AnchorStyles.Right,
                    Dock = DockStyle.Fill,
                    Margin = new Padding(5),
                    Name = $"comboValve{i + 1}",
                    DisplayMember = "Name" // zobrazenie názvu ventilu
                };

                comboBox.Items.Add("None");

                foreach (var valve in valves)
                {
                    comboBox.Items.Add(valve.Name/* + " (bit nr = " + valve.BitPosition + ")"*/);
                }

                comboBox.SelectedIndex = 0;

                tableLayoutPanel1.Controls.Add(label, 0, i);
                tableLayoutPanel1.Controls.Add(comboBox, 1, i);
            }
        }


        private IList<Rig.BuiltIn.Valve.Valve> LoadValvesFromDB()
		{
            /// Load the list of components from the database
            IList<Rig.BuiltIn.Valve.Valve> valves = new List<Rig.BuiltIn.Valve.Valve>();

            using (NHibernate.ISession session = TBF.DB.CreateSession(DBKind.Config))
			{
                IList<IComponent> TbfComponents = Rig.TbfComponents.LoadComponentsFromDB(session);
                valves = getAllValves(TbfComponents);

            }
            /// Find all master valvesFromDB
            return valves;
        }

        /// <summary>
        /// Process the list of components and return all valvesFromDB (masters and coupled)
        /// </summary>
        public static IList<Rig.BuiltIn.Valve.Valve> getAllValves(IList<Generic.IComponent> cmpnts)
        {
            IList<Rig.BuiltIn.Valve.Valve> result = new List<Rig.BuiltIn.Valve.Valve>();
            foreach (var cmpnt in cmpnts) if (cmpnt is Rig.BuiltIn.Valve.Valve) result.Add(cmpnt as Rig.BuiltIn.Valve.Valve);
            return result;
        }

        private List<Rig.BuiltIn.Valve.Valve> GetSelectedValves()
        {
            var selectedValves = new List<Rig.BuiltIn.Valve.Valve>();

            foreach (Control control in tableLayoutPanel1.Controls)
            {
                if (control is ComboBox comboBox)
                {
                    var selectedName = comboBox.SelectedItem?.ToString();

                    if (!string.IsNullOrEmpty(selectedName) && selectedName != "None")
                    {
                        // Nájdeme ventil podľa mena v zozname všetkých
                        var valve = valvesFromDB.FirstOrDefault(v => v.Name == selectedName);
                        if (valve != null)
                        {
                            selectedValves.Add(valve);
                        }
                    }
                }
            }

            return selectedValves;
        }
    }
}