/*---------------------------------------------------------------------------*\
  ==  == ====== ====   ====    |
                    \\     ||  | Multiphase Code Repository by HZDR
  ======   //   ||  || ===//   | Website: https://doi.org/10.14278/rodare.767
  ||  ||  //    ||  // || \\   | License: GPL-3.0-or-later
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-------------------------------------------------------------------------------
License
    This file is part of the Multiphase Code Repository by HZDR.

    Copyright (C) 2025 by Helmholtz-Zentrum Dresden-Rossendorf e.V. (HZDR),
    Website: https://hzdr.de

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    computational fluid dynamics (CFD) from the OpenFOAM Foundation.
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#include "IATEsource.H"
#include "fvMatrix.H"
#include "phaseCompressibleMomentumTransportModel.H"
#include "uniformDimensionedFields.H"

// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //

namespace Foam
{
namespace diameterModels
{
    defineTypeNameAndDebug(IATEsource, 0);
    defineRunTimeSelectionTable(IATEsource, dictionary);
}
}


// * * * * * * * * * * * * * * * * * Selectors * * * * * * * * * * * * * * * //

Foam::autoPtr<Foam::diameterModels::IATEsource>
Foam::diameterModels::IATEsource::New
(
    const word& type,
    const IATE& iate,
    const dictionary& dict
)
{
    dictionaryConstructorTable::iterator cstrIter =
        dictionaryConstructorTablePtr_->find(type);

    if (cstrIter == dictionaryConstructorTablePtr_->end())
    {
        FatalErrorInFunction
            << "Unknown IATE source type "
            << type << nl << nl
            << "Valid IATE source types : " << endl
            << dictionaryConstructorTablePtr_->sortedToc()
            << exit(FatalError);
    }

    return autoPtr<IATEsource>(cstrIter()(iate, dict));
}


// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //

Foam::tmp<Foam::volScalarField> Foam::diameterModels::IATEsource::Ur() const
{
    const uniformDimensionedVectorField& g =
        phase().db().lookupObject<uniformDimensionedVectorField>("g");

    return
        sqrt(2.0)
       *pow025
        (
            sigma()*mag(g)
           *(otherPhase().rho() - phase().rho())
           /sqr(otherPhase().rho())
        )
       *pow(max(1 - phase(), scalar(0)), 1.75);
}


Foam::tmp<Foam::volScalarField> Foam::diameterModels::IATEsource::Ut() const
{
    return sqrt(2*otherPhase().k());
}


Foam::tmp<Foam::volScalarField> Foam::diameterModels::IATEsource::Re() const
{
    return max(Ur()*phase().d()/otherPhase().fluidThermo().nu(), scalar(1e-3));
}


Foam::tmp<Foam::volScalarField> Foam::diameterModels::IATEsource::CD() const
{
    const volScalarField Eo(this->Eo());
    const volScalarField Re(this->Re());

    return
        max
        (
            min
            (
                (16/Re)*(1 + 0.15*pow(Re, 0.687)),
                48/Re
            ),
            8*Eo/(3*(Eo + 4))
        );
}


Foam::tmp<Foam::volScalarField> Foam::diameterModels::IATEsource::Mo() const
{
    const uniformDimensionedVectorField& g =
        phase().db().lookupObject<uniformDimensionedVectorField>("g");

    return
        mag(g)*pow4(otherPhase().fluidThermo().nu())*sqr(otherPhase().rho())
       *(otherPhase().rho() - phase().rho())
       /pow3(sigma());
}


Foam::tmp<Foam::volScalarField> Foam::diameterModels::IATEsource::Eo() const
{
    const uniformDimensionedVectorField& g =
        phase().db().lookupObject<uniformDimensionedVectorField>("g");

    return
        mag(g)*sqr(phase().d())
       *(otherPhase().rho() - phase().rho())
       /sigma();
}


Foam::tmp<Foam::volScalarField> Foam::diameterModels::IATEsource::We() const
{
    return otherPhase().rho()*sqr(Ut())*phase().d()/sigma();
}


// ************************************************************************* //
