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

namespace ESPServer
{
	class RelayUnit : Unit
	{
		public override byte[] GetWriteCommand(int address, float value)
		{
			foreach (var v in values)
			{
				if (v.Value.name == "r" && v.Value.addressOffset + baseAddress == address)
				{
					return GetWritePayload(value);
				}
			}
			return null;
		}

		private byte[] GetWritePayload(float value)
		{
			string t = "r_write\x01";
			if (MathF.Abs(value) < 1e-4) t += "0";
			else t += "1";
			t += "\x01";
			return Encoding.ASCII.GetBytes(t);
		}

		public override bool IsValueWritable(UnitValue v)
		{
			return v.name == "r";
		}
	}
}