using System;
using System.Collections.Generic;

namespace ESPServer
{
    class RegistersContainer
    {
        private Dictionary<int, int> registers;

        public event Action<int, float> OnRegisterWritten;

        public RegistersContainer()
        {
            registers = new Dictionary<int, int>();
        }

        public int this[int address]
        {
            get
            {
                lock(registers)
                {
                    if (registers.ContainsKey(address)) return registers[address];
                    return 0;
                }
            }
            set
            {
                lock (registers)
                {
                    registers[address] = value;
                }
            }
        }

        public void SetFloat(int address, float value)
		{
            byte[] bytes = BitConverter.GetBytes(value);
            registers[address + 1] = (int)bytes[0] + (((int)bytes[1]) << 8);
            registers[address] = (int)bytes[2] + (((int)bytes[3]) << 8);
        }

        public void WriteRegister(int address, int value)
		{
            registers[address] = value;
            OnRegisterWritten?.Invoke(address, value);
		}

        public void WriteRegisters(int address, int[] values)
		{
            for (int i = 0; i < values.Length; i++)
			{
                registers[address + i] = values[i];
			}
            for (int i = 0; i < values.Length; i++)
			{
                OnRegisterWritten?.Invoke(address + i, values[i]);
			}
		}
    }
}