using InnovEnergy.Lib.Devices.Trumpf.SystemControl.DataTypes;
using InnovEnergy.Lib.Devices.Trumpf.TruConvertAc.DataTypes;
using InnovEnergy.Lib.Units.Composite;
using AlarmMessage   = InnovEnergy.Lib.Devices.Trumpf.TruConvertAc.DataTypes.AlarmMessage;
using WarningMessage = InnovEnergy.Lib.Devices.Trumpf.TruConvertAc.DataTypes.WarningMessage;
using static System.Math;

namespace InnovEnergy.Lib.Devices.Trumpf.TruConvertAc.Status;

public class AcDcStatus
{
    public Ac3Bus           Ac               => new Ac3Bus { L1 = L1, L2 = L2, L3 = L3, Frequency = _Self.GridFrequency };
    public PowerLimit       PowerLimitedBy   => _Self.PowerLimitedBy;
    public InverterStates   InverterState    => new(_Self);
    public GridType         ActiveGridType   => _Self.ActiveGridType;
    public Voltages         DcVoltages       => new(_Self);
    public Temperatures     Temperature      => new(_Self);
    public OverloadCapacity OverloadCapacity => new(_Self);
    public Nominals         Nominal          => new(_Self);
    
    public IReadOnlyList<AlarmMessage>   Alarms   => GetAlarms  ().Take(_Self.NumberOfAlarms  ).Where(IsAcDcAlarm  ).ToList();
    public IReadOnlyList<WarningMessage> Warnings => GetWarnings().Take(_Self.NumberOfWarnings).Where(IsAcDcWarning).ToList();

    private IEnumerable<AlarmMessage> GetAlarms()
    {
        yield return _Self.Alarm1;
        yield return _Self.Alarm2;
        yield return _Self.Alarm3;
        yield return _Self.Alarm4;
        yield return _Self.Alarm5;
        yield return _Self.Alarm6;
        yield return _Self.Alarm7;
        yield return _Self.Alarm8;
        yield return _Self.Alarm9;
        yield return _Self.Alarm10;
        yield return _Self.Alarm11;
        yield return _Self.Alarm12;
        yield return _Self.Alarm13;
        yield return _Self.Alarm14;
        yield return _Self.Alarm15;
        yield return _Self.Alarm16;
        yield return _Self.Alarm17;
        yield return _Self.Alarm18;
        yield return _Self.Alarm19;
        yield return _Self.Alarm20;
    }

    private static Boolean IsAcDcAlarm(AlarmMessage alarm) => (UInt16)alarm is >= 50000 and < 60000;

    private IEnumerable<WarningMessage> GetWarnings()
    {
        yield return _Self.Warning1;
        yield return _Self.Warning2;
        yield return _Self.Warning3;
        yield return _Self.Warning4;
        yield return _Self.Warning5;
        yield return _Self.Warning6;
        yield return _Self.Warning7;
        yield return _Self.Warning8;
        yield return _Self.Warning9;
        yield return _Self.Warning10;
        yield return _Self.Warning11;
        yield return _Self.Warning12;
        yield return _Self.Warning13;
        yield return _Self.Warning14;
        yield return _Self.Warning15;
        yield return _Self.Warning16;
        yield return _Self.Warning17;
        yield return _Self.Warning18;
        yield return _Self.Warning19;
        yield return _Self.Warning20;
    }

    // TODO: there are no AcDc Warnings defined in doc 
    private static Boolean IsAcDcWarning(WarningMessage warning) => warning != WarningMessage.NoWarning;

    private AcPhase L1 => new()
    {
        Current = Abs(_Self.GridCurrentL1),
        Voltage = Abs(_Self.GridVoltageL1),
        Phi     = Atan2(_Self.ReactivePowerL1, _Self.ActivePowerL1)
    };
        
    private AcPhase L2 => new()
    {
        Current = Abs(_Self.GridCurrentL2),
        Voltage = Abs(_Self.GridVoltageL2),
        Phi     = Atan2(_Self.ReactivePowerL2, _Self.ActivePowerL2)
    };
        
    private AcPhase L3 => new()
    {
        Current = Abs(_Self.GridCurrentL3),
        Voltage = Abs(_Self.GridVoltageL3),
        Phi     = Atan2(_Self.ReactivePowerL3, _Self.ActivePowerL3)
    };
    
    internal AcDcStatus(AcDcRecord self) => _Self = self;
    private readonly AcDcRecord _Self;
}