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

namespace Intel.Management.Mei
{
    public class MeVersionInfo : IMeVersionInfo
    {
        int _major;
        int _minor;
        int _revision;
        string _versionString;


        public MeVersionInfo(string versionString)
        {
            int pos = 0;
            int start=0;

            _versionString = versionString;
           
            
            pos = versionString.IndexOf('.', start);
            if (pos > 0)
            {
                _major = int.Parse(versionString.Substring(start,pos-start));
                start = pos+1;

                pos = versionString.IndexOf('.', start);
                if (pos > 0)
                {
                    _minor = int.Parse(versionString.Substring(start, pos - start));
                    start = pos + 1;

                    pos = versionString.IndexOf('.', start);
                    if (pos > 0)
                    {
                        _revision= int.Parse(versionString.Substring(start, pos - start));
                    }
                    else
                    {
                        _revision= int.Parse(versionString.Substring(start));
                    }
                }
                else
                {
                    _minor = int.Parse(versionString.Substring(start));
                }
            }

            pos = versionString.IndexOf('.', start);
            if (pos > 0)
            {
                _revision= int.Parse(versionString.Substring(start, pos - start));
 
            }
        }
        public int Major 
        {
            get { return _major; }
            
        }
        
        public int Minor 
        {
            get { return _minor; }
        }
        
        public int Revision 
        {
            get { return _revision; }
        }
        
        public Decimal Value
        {
            get
            {
                Decimal result = new Decimal(_major);

                result = result + ((Decimal)_minor / 10);

                return result;
            }
        }

        public override string ToString()
        {
            return _versionString;
        }
    }
}