///
/// Copyright (c) 2020 Sensus Slovensko a.s.
///
using System;
using System.Windows.Forms;
using Config.Entities;
using TBF.Rig.Generic;
using TBF.UI.Bench.Components;

namespace TBF.Rig.ControlBoard.Papouch
{
	public partial class CBoardCfgCtrl : UserControl, IComponentCfgCtrl
	{
        ComponentParametersDlg parent;

        public bool ShowMore { get { return false; } }

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

		public CBoardCfgCtrl()
		{
			InitializeComponent();
		}

		private void ControlBoardCfgCtrl_Load(object sender, EventArgs e)
		{
            parent = ParentForm as ComponentParametersDlg;
            if (parent == null) return;

            if (parent.CmpntEntities != null)
            {
                foreach (var cmpnt in parent.CmpntEntities)
                {
                    if (TbfComponents.CmpntFactoryFromClassName(cmpnt.ClassName) is Modbus.Common.Factory)
                    {
                        parentNameComboBox.Items.Add(cmpnt.Name);
                    }
                }
            }

            for (QuidoVariant v = 0; v < QuidoVariant.Count; v++) variantComboBox.Items.Add(v.ToString());

            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;
            parentNameComboBox.Text = string.IsNullOrEmpty(config.ParentName) ? "---" : config.ParentName;
            variantComboBox.Text = config.Variant.ToString();
            modbusAddressTextBox.Text = config.ModbusAddress.ToString();
            vValveRangeLoTextBox.Text = config.VirtualValvesRangeLo.ToString();
			vValveRangeHiTextBox.Text = config.VirtualValvesRangeHi.ToString();
		}

		public void Unlock()
		{
			nameTextBox.Enabled = true;
            parentNameComboBox.Enabled = true;
            variantComboBox.Enabled = true;
            modbusAddressTextBox.Enabled = true;
            vValveRangeLoTextBox.Enabled = true;
			vValveRangeHiTextBox.Enabled = true;
		}

		/// <summary>
		/// Verify current user controls for validity.
		/// Called when user wants to close/save the configuration.
		/// </summary>
		/// <returns>See VerifyFlags</returns>
		public CfgUpdateFlags VerifyCfg(ref string message)
		{
            CfgUpdateFlags flags = CfgUpdateFlags.None;

			int dummy;
            if (!parentNameComboBox.Items.Contains(parentNameComboBox.Text))
            {
                flags |= CfgUpdateFlags.Error;
                message += Environment.NewLine + "Invalid 'Parent Name'";
            }
            if (!variantComboBox.Items.Contains(variantComboBox.Text))
            {
                flags |= CfgUpdateFlags.Error;
                message += Environment.NewLine + "Invalid 'Variant'";
            }
            if (!int.TryParse(modbusAddressTextBox.Text, out dummy) || dummy < 0 || dummy > 255)
            {
                flags |= CfgUpdateFlags.Error;
                message += Environment.NewLine + "'Modbus Address' should be between 0 and 255";
            }
            if (!int.TryParse(vValveRangeLoTextBox.Text, out dummy) || dummy < 0 || dummy > 63)
			{
				message += "Virtual valves range Lo is invalid";
				flags |= CfgUpdateFlags.Error;
			}
			if (!int.TryParse(vValveRangeHiTextBox.Text, out dummy) || dummy < 0 || dummy > 63)
			{
				message += "Virtual valves range Hi is invalid";
				flags |= CfgUpdateFlags.Error;
			}
			
			return flags;
		}

		/// <summary>
		/// Save settings to the configuration class.
		/// </summary>
		public CfgUpdateFlags UpdateCfg()
		{
			CfgUpdateFlags flags = CfgUpdateFlags.RestartRqrd;

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

			this.Name = nameTextBox.Text;
            config.ParentName = parentNameComboBox.Text.Equals("---") ? string.Empty : parentNameComboBox.Text;
            for (QuidoVariant v = 0; v < QuidoVariant.Count; v++)
            {
                if (variantComboBox.Text == v.ToString()) { config.Variant = v; break; }
            }
            config.ModbusAddress = (byte)int.Parse(modbusAddressTextBox.Text);
            config.VirtualValvesRangeLo = int.Parse(vValveRangeLoTextBox.Text);
			config.VirtualValvesRangeHi = int.Parse(vValveRangeHiTextBox.Text);

			return flags;
		}
	}
}