using System.IO;

namespace fis.Vid
{
    public enum VinnoProbeType
    {
        Undefined,
        Linear,
        Convex,
        Sector,
    };

    public class VinnoProbe
    {
        public string Name { get; }

        public VinnoProbeType Type { get; }

        public VinnoApplication Application { get; }

        public double FrameRate { get; }

        public VinnoProbe(string name,VinnoProbeType type, VinnoApplication application, double frameRate)
        {
            Name = name;
            Type = type;
            Application = application;
            FrameRate = frameRate;
        }

        public byte[] ToBytes()
        {
            byte[] result;
            using (var stream = new MemoryStream())
            {
                var writer = new VinnoStreamWriter(stream);
                writer.WriteString(Name);
                writer.WriteByte((byte)Type);
                writer.WriteBytes(Application.ToBytes());
                writer.WriteDouble(FrameRate);
                result = stream.ToArray();
            }
            return result;
        }

        public static VinnoProbe FromBytes(byte[] bytes)
        {
            if (bytes == null)
            {
                return null;
            }
            VinnoProbe result;
            using (var stream = new MemoryStream(bytes))
            {
                stream.Position = 0;
                var reader = new VinnoStreamReader(stream);
                var name = reader.ReadString();
                var type = (VinnoProbeType)reader.ReadByte();
                var application = VinnoApplication.FromBytes(reader.ReadBytes());
                var frameRate = reader.ReadDouble();
                if (frameRate == 0)
                {
                    frameRate = 15;
                }
                if (frameRate<10&&frameRate>= 1)
                {
                    frameRate = 10;
                }
                
                result = new VinnoProbe(name, type, application, frameRate);
            }
            return result;
        }
    }
}