/*---------------------------------------------------------------------------*\
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    \\  /    A nd           | Copyright (C) 2021-2026 OpenFOAM Foundation
     \\/     M anipulation  |
-------------------------------------------------------------------------------
License
    This file is part of OpenFOAM.

    OpenFOAM is free software: you can redistribute it and/or modify it
    under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.

    You should have received a copy of the GNU General Public License
    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.

Class
    Foam::fv::massSourceBase

Description
    Base class for mass source models

SourceFiles
    massSourceBase.C

\*---------------------------------------------------------------------------*/

#ifndef massSourceBase_H
#define massSourceBase_H

#include "fvTotalSource.H"

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

namespace Foam
{
namespace fv
{

/*---------------------------------------------------------------------------*\
                        Class massSourceBase Declaration
\*---------------------------------------------------------------------------*/

class massSourceBase
:
    public fvTotalSource
{
    // Private Data

        //- Name of the density field
        word rhoName_;


    // Private Member Functions

        //- Non-virtual read
        void readCoeffs(const dictionary& dict);


        // Sources

            //- Add a source term to an equation
            template<class Type>
            void addSupType
            (
                const VolField<Type>& field,
                fvMatrix<Type>& eqn
            ) const;

            //- Add a source term to a scalar equation
            void addSupType
            (
                const volScalarField& rhoOrField,
                fvMatrix<scalar>& eqn
            ) const;

            //- Add a source term to a compressible equation
            template<class Type>
            void addSupType
            (
                const volScalarField& rho,
                const VolField<Type>& field,
                fvMatrix<Type>& eqn
            ) const;

            //- Add a source term to a compressible scalar equation
            void addSupType
            (
                const volScalarField& alphaOrRho,
                const volScalarField& rhoOrField,
                fvMatrix<scalar>& eqn
            ) const;

            //- Add a source term to a phase equation
            template<class Type>
            void addSupType
            (
                const volScalarField& alpha,
                const volScalarField& rho,
                const VolField<Type>& field,
                fvMatrix<Type>& eqn
            ) const;


public:

    //- Runtime type information
    TypeName("massSourceBase");


    // Constructors

        //- Construct from explicit source name and mesh
        massSourceBase
        (
            const word& name,
            const word& modelType,
            const fvMesh& mesh,
            const dictionary& dict
        );


    // Member Functions

        // Sources

            //- Add a source term to a field-less proxy equation
            virtual void addSup(fvMatrix<scalar>& eqn) const;

            //- Add a source term to an equation
            FOR_ALL_FIELD_TYPES(DEFINE_FV_MODEL_ADD_FIELD_SUP);

            //- Add a source term to a compressible equation
            FOR_ALL_FIELD_TYPES(DEFINE_FV_MODEL_ADD_RHO_FIELD_SUP);

            //- Add a source term to a phase equation
            FOR_ALL_FIELD_TYPES(DEFINE_FV_MODEL_ADD_ALPHA_RHO_FIELD_SUP);


        //- Read source dictionary
        virtual bool read(const dictionary& dict);
};


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

} // End namespace fv
} // End namespace Foam

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

#endif

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