using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace DTS.SensorDB.TDCINI
{
    /// <summary>
    /// helper class for RS232 section of INI file
    /// </summary>
    public class TDCINIRS232Info
    {
        /// <summary>
        /// Communication port
        /// </summary>
        public int ComPortNumber { get; set; }
        /// <summary>
        /// Max speed of com port
        /// </summary>
        public int MaxComSpeed { get; set; }
        /// <summary>
        /// max number of ports
        /// </summary>
        public int MaxComPorts { get; set; }
        public TDCINIRS232Info() { }
        /// <summary>
        /// read section from a line
        /// returns true if read successfully, false if there were errors
        /// </summary>
        /// <param name="line"></param>
        /// <param name="errors"></param>
        /// <returns></returns>
        public bool ReadFrom(string line, ref List<TDCINIError> errors)
        {
            string[] tokens = line.Split(new char[] { ',' });
            if (3 != tokens.Length)
            {
                errors.Add(new TDCINIError(TDCINIError.INIErrors.INI_COMINFO_INVALID, line));
                return false;
            }

            int i;
            if (!int.TryParse(tokens[0], System.Globalization.NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture, out i))
            {
                errors.Add(new TDCINIError(TDCINIError.INIErrors.INI_COMINFO_INVALID, line));
                return false;
            }
            else { ComPortNumber = i; }

            if (!int.TryParse(tokens[1], System.Globalization.NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture, out i))
            {
                errors.Add(new TDCINIError(TDCINIError.INIErrors.INI_COMINFO_INVALID, line));
                return false;
            }
            else { MaxComSpeed = i; }

            if (!int.TryParse(tokens[2], System.Globalization.NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture, out i))
            {
                errors.Add(new TDCINIError(TDCINIError.INIErrors.INI_COMINFO_INVALID, line));
                return false;
            }
            else { MaxComPorts = i; }
            return true;
        }
    }
}