using System;
using System.IO.Ports;

namespace Xylem.Common.Hardware.WaterMeter.Genesis.GenesisConfig
{
    /// <summary>
    ///     Collection of port settings
    /// </summary>
    public struct PortConfig
    {
        private String _portName;
        /// <summary>
        ///     Assigns a port name and creates the serial port object
        ///     Port name e.g. "COM2"
        /// </summary>
        public String PortName
        {
            get =>
                //if the serial port object does not exists
                GetSerialPort() == null ? "NA" : _portName;
            set
            {
                if (value == null) return;

                _portName = value;
                //create a serial port object
                if (GetSerialPort() == null)
                {
                    SetSerialPort(new SerialPort(value));
                }
                else
                {
                    GetSerialPort().PortName = value;
                }
            }
        
        }

        /// <summary>
        ///     setup of port type from name (referenced as "Type" in config file)
        /// </summary>
        public String Type { get; set; }
     

        private SerialPort _serialPort;

        /// <summary>
        /// using dotNets <see cref="GetSerialPort()"/> for connection
        /// </summary>
        public SerialPort GetSerialPort()
        {
            return _serialPort;
        }

        /// <summary>
        /// using dotNets <see cref="GetSerialPort()"/> for connection
        /// </summary>
        private void SetSerialPort(SerialPort value)
        {
            _serialPort = value;
        }
    }
}