/*
 * Copyright 2013-2014, Stephan Aßmus <superstippi@gmx.de>.
 * Copyright 2016-2025, Andrew Lindesay <apl@lindesay.co.nz>.
 * All rights reserved. Distributed under the terms of the MIT License.
 *
 * Note that this file included code earlier from `Model.cpp` and
 * copyrights have been latterly been carried across in 2024.
 */
#ifndef PACKAGE_FILTER_H
#define PACKAGE_FILTER_H

#include <vector>

#include <Referenceable.h>
#include <String.h>

#include "PackageFilterSpecification.h"
#include "PackageInfo.h"


/*!     See the class PackageFilterFactory for static factory methods that will
        create concrete instances of this abstract superclass.
*/
class PackageFilter : public BReferenceable
{
public:
        virtual                                         ~PackageFilter();

        virtual bool                            AcceptsPackage(const PackageInfoRef& package) const = 0;
};


typedef BReference<PackageFilter> PackageFilterRef;


class NotFilter : public PackageFilter
{
public:
                                                                NotFilter(PackageFilterRef filter);
        virtual bool                            AcceptsPackage(const PackageInfoRef& package) const;

private:
                        PackageFilterRef        fFilter;
};


class AndFilter : public PackageFilter
{
public:
                        void                            AddFilter(PackageFilterRef filter);
        virtual bool                            AcceptsPackage(const PackageInfoRef& package) const;

private:
                        std::vector<PackageFilterRef>
                                                                fFilters;
};


class PackageFilterFactory
{
public:
        static  PackageFilterRef        CreateCategoryFilter(const BString& category);
        static  PackageFilterRef        CreateSearchTermsFilter(const BString& searchTerms);
        static  PackageFilterRef        CreateDepotFilter(const BString& depotName);
        static  PackageFilterRef        CreateStateFilter(PackageState state);
        static  PackageFilterRef        CreateDesktopFilter();
        static  PackageFilterRef        CreateNativeDesktopFilter();
        static  PackageFilterRef        CreateSourceFilter();
        static  PackageFilterRef        CreateDevelopmentFilter();
        static  PackageFilterRef        CreateFalseFilter();
        static  PackageFilterRef        CreateFilter(const PackageFilterSpecificationRef specification);
};


#endif // PACKAGE_FILTER_H