using DecimalMath;
using static DecimalMath.DecimalEx;

namespace InnovEnergy.Lib.StatusApi.Phases;


public record AcPhase
(
    Decimal Voltage, 
    Decimal Current, 
    Decimal Phi ,
    Decimal ApparentPower,
    Decimal ActivePower,
    Decimal ReactivePower,
    Decimal PowerFactor
) 
    : Phase(Voltage, Current)
{


    public static AcPhase FromActiveReactive
    (
        Decimal activePower,
        Decimal reactivePower,
        Decimal voltage,
        Decimal current
    )
    {
        var apparentPower = Sqrt(activePower * activePower + reactivePower * reactivePower);
        var phi           = ATan2(reactivePower, activePower);
        
        return new AcPhase
        (
            Voltage: voltage,
            Current: current,
            Phi: phi,
            ApparentPower: apparentPower,
            ActivePower: activePower,
            ReactivePower: reactivePower,
            PowerFactor: Cos(phi)
        );

    }
    
    
    public static AcPhase FromVoltageCurrentPhi(Decimal voltage, Decimal current, Decimal phi)
    {

        var powerFactor   = Cos(phi);
        var apparentPower = voltage * current;
        var activePower   = apparentPower * powerFactor;
        var reactivePower = apparentPower * Sin(phi);
        
        
        return new AcPhase
        (
            voltage,
            current,
            phi,
            apparentPower,
            activePower,
            reactivePower,
            powerFactor
        );
    }

    //public Decimal ApparentPower => Voltage * Current;
    //public Decimal ActivePower   => ApparentPower * PowerFactor;
    //public Decimal ReactivePower => ApparentPower * Sin(Phi);
    //public Decimal PowerFactor   => Cos(Phi);
    
    // public Decimal ReactivePower {get; init;}
    // public Decimal ApparentPower {get; }
    // public Decimal ActivePower   {get; }
    // public Decimal PowerFactor   {get; init;}
    
}