using InnovEnergy.Lib.Units.Power;

namespace InnovEnergy.App.SaliMax.Ess;

public record EssControl
{
    public required EssMode     Mode            { get; init; } 
    public required EssLimit    LimitedBy       { get; init; } 
    public required ActivePower PowerCorrection { get; init; }
    public required ActivePower PowerSetpoint   { get; init; }

    public static EssControl Default { get; } = new()
    {
        Mode            = EssMode.Off,
        LimitedBy       = EssLimit.NoLimit,
        PowerCorrection = 0,
        PowerSetpoint   = 0
    };
    
    
    public EssControl LimitChargePower(Double controlDelta, EssLimit reason)
    {
        var overload = PowerCorrection - controlDelta;

        if (overload <= 0)
            return this;
        
        return this with
        {
            LimitedBy       = reason,
            PowerCorrection = controlDelta,
            PowerSetpoint   = PowerSetpoint - overload
        };
    }

    public EssControl LimitDischargePower(Double controlDelta, EssLimit reason)
    {
        var overload = PowerCorrection - controlDelta;

        if (overload >= 0)
            return this;
        
        return this with
        {
            LimitedBy = reason, 
            PowerCorrection = controlDelta,
            PowerSetpoint = PowerSetpoint - overload
        };
    }
}