using static DecimalMath.DecimalEx;

namespace InnovEnergy.Lib.Units.Composite;

public record Ac3Phase(AcPhase L1, AcPhase L2, AcPhase L3, Frequency Frequency)
{
    public ApparentPower ApparentPower => L1.ApparentPower + L2.ApparentPower + L3.ApparentPower;
    public ReactivePower ReactivePower => L1.ReactivePower + L2.ReactivePower + L3.ReactivePower;
    public Power         ActivePower   => L1.ActivePower   + L2.ActivePower   + L3.ActivePower;

    public Angle Phi => ATan2(ReactivePower, ActivePower);
    
    
    public static Ac3Phase operator +(Ac3Phase left, Ac3Phase right)
    {
        var f = (left.Frequency + right.Frequency) / 2m;  // TODO: check that l & r approximately equal

        var l1 = left.L1 + right.L1;
        var l2 = left.L2 + right.L2;
        var l3 = left.L3 + right.L3;

        return new Ac3Phase(l1, l2, l3, f);
    }
    
}