using InnovEnergy.Lib.Protocols.Modbus.Connections;

namespace InnovEnergy.Lib.Protocols.Modbus.Clients;

using Booleans = IReadOnlyList<Boolean>;
using UInt16s = IReadOnlyList<UInt16>;

// TODO: ModbusClient = Framer(TCP/RTU) + Connection(Serial/TCP) + Encoder(binary/ascii) + quirk(+1/0)
//                                        Transport

public abstract class ModbusClient
{
    internal ModbusConnection Connection { get; }
    internal Byte             SlaveId    { get; }

    // TODO: add additional functions: coils...

    public abstract Booleans ReadCoils           (UInt16 readAddress,  UInt16   nValues);
    public abstract Booleans ReadDiscreteInputs  (UInt16 readAddress,  UInt16   nValues);
    public abstract UInt16s  ReadInputRegisters  (UInt16 readAddress,  UInt16   nValues);
    public abstract UInt16s  ReadHoldingRegisters(UInt16 readAddress,  UInt16   nValues);
    public abstract UInt16   WriteCoils          (UInt16 writeAddress, Booleans coils);
    public abstract UInt16   WriteRegisters      (UInt16 writeAddress, UInt16s  values);

    public abstract UInt16s  ReadWriteRegisters  (UInt16 readAddress,  
                                                  UInt16 nbToRead, 
                                                  UInt16 writeAddress, 
                                                 UInt16s registersToWrite);
    
    protected ModbusClient(ModbusConnection connection, Byte slaveId)
    {
        Connection = connection;
        SlaveId    = slaveId;
    }
}