///
/// 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.Modbus.PumpFM.DanfossVLT
{
	public partial class PumpCfgCtrl : UserControl, IComponentCfgCtrl
	{
		ComponentParametersDlg parent;

		public bool ShowMore { get { return false; } }

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

		public PumpCfgCtrl()
		{
			InitializeComponent();
		}

		private void PressureMeterCfgCtrl_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 (Config.Unit units = 0; units < global::Config.Unit.Count; units++)
            {
                if (global::Config.Units.IsQuantity(units, global::Config.Quantity.Error))
                {
                    unitsComboBox.Items.Add(units.ToString());
                }
            }

			Redraw();
		}

		public void Closing()
		{
		}

		void Redraw()
		{
			if (config == null) return;			/// Control was not loaded, settings were not changed
												
			componentNameLabel.Text = config.Factory.ClassName;
			nameTextBox.Text = config.Name;
			parentNameComboBox.Text = string.IsNullOrEmpty(config.ParentName) ? "---" : config.ParentName;
            bitPositionTextBox.Text = config.BitNr.ToString();
            delayTextBox.Text = config.Delay.ToString();
            modbusAddressTextBox.Text = config.ModbusAddress.ToString();
            formatTextBox.Text = config.SetpFormat;
            unitsComboBox.Text = config.SetpUnit.ToString();
        }

		public void Unlock()
		{
			nameTextBox.Enabled = true;
            parentNameComboBox.Enabled = true;
            bitPositionTextBox.Enabled = true;
            delayTextBox.Enabled = true;
			modbusAddressTextBox.Enabled = true;
            formatTextBox.Enabled = true;
            unitsComboBox.Enabled = true;
        }

		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 (!int.TryParse(bitPositionTextBox.Text, out dummy) || dummy < 0 || dummy >= 128)
            {
                flags |= CfgUpdateFlags.Error;
                message += Environment.NewLine + "'Bit Position' should be between 0 and 127";
            }
            if (!int.TryParse(delayTextBox.Text, out dummy) || dummy < 0 || dummy > 300)
            {
                flags |= CfgUpdateFlags.Error;
                message += Environment.NewLine + "'Delay' is not valid";
            }
            if (!int.TryParse(modbusAddressTextBox.Text, out dummy) || dummy < 0 || dummy > 254)
			{
				flags |= CfgUpdateFlags.Error;
				message += Environment.NewLine + "'Modbus Address' should be between 0 and 254";
			}
            if (!unitsComboBox.Items.Contains(unitsComboBox.Text))
            {
                flags |= CfgUpdateFlags.Error;
                message += Environment.NewLine + "Invalid 'Units'";
            }
            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.ParentName = parentNameComboBox.Text.Equals("---") ? string.Empty : parentNameComboBox.Text;
            config.BitNr = int.Parse(bitPositionTextBox.Text);
            config.Delay = int.Parse(delayTextBox.Text);
            config.ModbusAddress = (byte)int.Parse(modbusAddressTextBox.Text);

            config.SetpFormat = formatTextBox.Text;
            config.SetpUnit = global::Config.Unit.None;
            for (Config.Unit units = 0; units < global::Config.Unit.Count; units++)
            {
                if (unitsComboBox.Text == units.ToString())
                {
                    config.SetpUnit = units;
                    break;
                }
            }

			return flags;
		}
	}
}