/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     | Website:  https://openfoam.org
    \\  /    A nd           | Copyright (C) 2011-2026 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/>.

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

#include "codedMixedFvPatchField.H"
#include "addToRunTimeSelectionTable.H"

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

template<class Type>
const Foam::wordList Foam::codedMixedFvPatchField<Type>::codeKeys
(
    {"code", "codeInclude", "localCode"}
);

template<class Type>
const Foam::wordList Foam::codedMixedFvPatchField<Type>::codeDictVars
(
    {word::null, word::null, word::null}
);

template<class Type>
const Foam::word Foam::codedMixedFvPatchField<Type>::codeOptions
(
    "codedMixedFvPatchFieldOptions"
);

template<class Type>
const Foam::wordList Foam::codedMixedFvPatchField<Type>::compileFiles
{
    "codedMixedFvPatchFieldTemplate.C"
};

template<class Type>
const Foam::wordList Foam::codedMixedFvPatchField<Type>::copyFiles
{
    "codedMixedFvPatchFieldTemplate.H"
};


// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //

template<class Type>
Foam::codedMixedFvPatchField<Type>::codedMixedFvPatchField
(
    const fvPatch& p,
    const DimensionedField<Type, fvMesh>& iF,
    const dictionary& dict
)
:
    mixedFvPatchField<Type>(p, iF, dict),
    codedBase
    (
        dict.lookupOrDefault<word>
        (
            "name",
            word
            (
                (
                    iF.mesh().name() == polyMesh::defaultRegion
                  ? word::null
                  : word(iF.mesh().name() + '_')
                ),
                iF.name(), '_', p.name()
            )
        ),
        dict,
        codeKeys,
        codeDictVars,
        codeOptions,
        compileFiles,
        copyFiles
    )
{
    const word fieldType(pTraits<Type>::typeName);

    // Set variable substitutions
    varSubstitutions().set
    (
        {
            {"TemplateType", fieldType},
            {"FieldType", fieldType.capitalise() + "Field"},
            {"verbose", Foam::name(bool(debug))}
        }
    );

    // Compile the library containing user-defined fvPatchField
    updateLibrary(dict);
}


template<class Type>
Foam::codedMixedFvPatchField<Type>::codedMixedFvPatchField
(
    const codedMixedFvPatchField<Type>& ptf,
    const fvPatch& p,
    const DimensionedField<Type, fvMesh>& iF,
    const fieldMapper& mapper
)
:
    mixedFvPatchField<Type>(ptf, p, iF, mapper),
    codedBase(ptf)
{}


template<class Type>
Foam::codedMixedFvPatchField<Type>::codedMixedFvPatchField
(
    const codedMixedFvPatchField<Type>& ptf,
    const DimensionedField<Type, fvMesh>& iF
)
:
    mixedFvPatchField<Type>(ptf, iF),
    codedBase(ptf)
{}


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

template<class Type>
const Foam::mixedFvPatchField<Type>&
Foam::codedMixedFvPatchField<Type>::redirectPatchField() const
{
    if (!redirectPatchFieldPtr_.valid())
    {
        OStringStream os;
        mixedFvPatchField<Type>::write(os);
        IStringStream is(os.str());
        dictionary dict(is);

        // Override the type to enforce the fvPatchField::New constructor
        // to choose our type
        dict.set("type", codeName());

        redirectPatchFieldPtr_.set
        (
            dynamic_cast<mixedFvPatchField<Type>*>
            (
                fvPatchField<Type>::New
                (
                    patch(),
                    internalField(),
                    dict
                ).ptr()
            )
        );
    }

    return redirectPatchFieldPtr_();
}


template<class Type>
void Foam::codedMixedFvPatchField<Type>::updateCoeffs()
{
    if (this->updated())
    {
        return;
    }

    const mixedFvPatchField<Type>& fvp = redirectPatchField();

    const_cast<mixedFvPatchField<Type>&>(fvp).updateCoeffs();

    // Copy through coefficients
    this->refValue() = fvp.refValue();
    this->refGrad() = fvp.refGrad();
    this->valueFraction() = fvp.valueFraction();

    mixedFvPatchField<Type>::updateCoeffs();
}


template<class Type>
void Foam::codedMixedFvPatchField<Type>::evaluate
(
    const Pstream::commsTypes commsType
)
{
    const mixedFvPatchField<Type>& fvp = redirectPatchField();

    // - updates the value of fvp (though not used)
    // - resets the updated() flag
    const_cast<mixedFvPatchField<Type>&>(fvp).evaluate(commsType);

    // Update the value (using the coefficients) locally
    mixedFvPatchField<Type>::evaluate(commsType);
}


template<class Type>
void Foam::codedMixedFvPatchField<Type>::write(Ostream& os) const
{
    mixedFvPatchField<Type>::write(os);
    codedBase::write(os);
}


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