///
/// Copyright (c) 2013-2015 Sensus Metering Systems
///
using System;
using System.Windows.Forms;
using System.IO.Ports;
using Common;
using Config.Entities;
using TBF.Rig.Generic;

namespace TBF.Rig.Ambient.Comet
{
	public partial class AmbientCfgCtrl : UserControl, IComponentCfgCtrl
	{
		public bool ShowMore { get { return false; } }

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

		public AmbientCfgCtrl()
		{
			InitializeComponent();

			parityComboBox.Items.Add(Parity.None.ToString());
			parityComboBox.Items.Add(Parity.Even.ToString());
			parityComboBox.Items.Add(Parity.Odd.ToString());

			stopBitsComboBox.Items.Add(StopBits.None.ToString());
			stopBitsComboBox.Items.Add(StopBits.One.ToString());
			stopBitsComboBox.Items.Add(StopBits.OnePointFive.ToString());
			stopBitsComboBox.Items.Add(StopBits.Two.ToString());

			handshakeComboBox.Items.Add(Handshake.None.ToString());
			handshakeComboBox.Items.Add(Handshake.RequestToSend.ToString());
			handshakeComboBox.Items.Add(Handshake.XOnXOff.ToString());
		}

		private void AbbientCfgCtrl_Load(object sender, EventArgs e)
		{
			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;
			comPortNrTextBox.Text = config.ComPortNr.ToString();
			baudRateTextBox.Text = config.BaudRate.ToString();
			parityComboBox.Text = config.Parity.ToString();
			dataBitsTextBox.Text = config.DataBits.ToString();
			stopBitsComboBox.Text = config.StopBits.ToString();
			handshakeComboBox.Text = config.Handshake.ToString();
            setDtrCheckBox.Checked = config.SetDtrToOne;
		}

		public void Unlock()
		{
			nameTextBox.Enabled = true;
			comPortNrTextBox.Enabled = true;
			baudRateTextBox.Enabled = true;
			parityComboBox.Enabled = true;
			dataBitsTextBox.Enabled = true;
			stopBitsComboBox.Enabled = true;
			handshakeComboBox.Enabled = true;
            setDtrCheckBox.Enabled = true;
		}

		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.ComPortNr = int.Parse(comPortNrTextBox.Text);
			config.BaudRate = int.Parse(baudRateTextBox.Text);
            config.Parity = Common.Utils.GetParity(parityComboBox.SelectedItem.ToString());
			config.DataBits = int.Parse(dataBitsTextBox.Text);
            config.StopBits = Common.Utils.GetStopBits(stopBitsComboBox.SelectedItem.ToString());
            config.Handshake = Common.Utils.GetHandshake(handshakeComboBox.SelectedItem.ToString());
            config.SetDtrToOne = setDtrCheckBox.Checked;

			return flags;
		}

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

			int dummy;
			if (!int.TryParse(comPortNrTextBox.Text, out dummy) || dummy < 1 || dummy > 999)
			{
				flags |= CfgUpdateFlags.Error;
				message += Environment.NewLine + "'Serial Port Number' is not valid";
			}

			if (!int.TryParse(baudRateTextBox.Text, out dummy) || dummy < 150 || dummy > 115200)
			{
				flags |= CfgUpdateFlags.Error;
				message += Environment.NewLine + "'Baud Rate' is not valid";
			}

			if (!int.TryParse(dataBitsTextBox.Text, out dummy) || dummy < 7 || dummy > 8)
			{
				flags |= CfgUpdateFlags.Error;
				message += Environment.NewLine + "'Data Bits' is not valid";
			}

			return flags;
		}
	}
}