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

namespace DTS.SensorDB.TDCINI
{
    /// <summary>
    /// helper class for region of interest section of INI
    /// </summary>
    public class TSFINIRegionOfInterest
    {
        /// <summary>
        /// Start in seconds of ROI relative to T0
        /// </summary>
        public double StartSeconds { get; set; }
        /// <summary>
        /// end in seconds of ROI relative to T0
        /// </summary>
        public double EndSeconds { get; set; }
        /// <summary>
        /// reads section from a line, 
        /// returns true if read successfully
        /// false if there were errors
        /// </summary>
        /// <param name="line"></param>
        /// <param name="currentLine"></param>
        /// <param name="errors"></param>
        /// <returns></returns>
        public bool ReadFrom(string line, int currentLine, ref List<TDCINIError> errors)
        {
            string[] tokens = line.Split(new char[] { ',' });
            if (2 != tokens.Length)
            {
                errors.Add(new TDCINIError(TDCINIError.INIErrors.INI_ROI_INVALID, line, currentLine));
                return false;
            }
            double d;

            if (!double.TryParse(tokens[0], System.Globalization.NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture, out d))
            {
                errors.Add(new TDCINIError(TDCINIError.INIErrors.INI_ROI_INVALID, line, currentLine));
                return false;
            }
            else { StartSeconds = d; }

            if (!double.TryParse(tokens[1], System.Globalization.NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture, out d))
            {
                errors.Add(new TDCINIError(TDCINIError.INIErrors.INI_ROI_INVALID, line, currentLine));
                return false;
            }
            else { EndSeconds = d; }
            return true;
        }
    }
}