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#include "vbaheadersfooters.hxx"
#include "vbaheaderfooter.hxx"
#include <ooo/vba/word/WdHeaderFooterIndex.hpp>

using namespace ::ooo::vba;
using namespace ::com::sun::star;

// I assume there is only one headersfooters in Writer
typedef ::cppu::WeakImplHelper1<container::XIndexAccess > HeadersFootersIndexAccess_Base;
class HeadersFootersIndexAccess : public HeadersFootersIndexAccess_Base
{
private:
    uno::Reference< XHelperInterface > mxParent;
    uno::Reference< uno::XComponentContext > mxContext;
    uno::Reference< frame::XModel > mxModel;
    uno::Reference< beans::XPropertySet > mxPageStyleProps;
    sal_Bool mbHeader;

public:
    HeadersFootersIndexAccess( const uno::Reference< XHelperInterface >& xParent, const uno::Reference< uno::XComponentContext >& xContext, const uno::Reference< frame::XModel >& xModel, const uno::Reference< beans::XPropertySet >& xPageStyleProps, sal_Bool bHeader ) : mxParent( xParent ), mxContext( xContext ), mxModel( xModel ), mxPageStyleProps( xPageStyleProps ), mbHeader( bHeader ) {}
    ~HeadersFootersIndexAccess(){}

    // XIndexAccess
    virtual sal_Int32 SAL_CALL getCount(  ) throw (uno::RuntimeException)
    {
        // first page, evenpages and primary page
        return 3;
    }
    virtual uno::Any SAL_CALL getByIndex( sal_Int32 Index ) throw (lang::IndexOutOfBoundsException, lang::WrappedTargetException, uno::RuntimeException)
    {
        if( Index < 1 || Index > 3 )
            throw container::NoSuchElementException();
        return uno::makeAny( uno::Reference< word::XHeaderFooter >( new SwVbaHeaderFooter( mxParent,  mxContext, mxModel, mxPageStyleProps, mbHeader, Index ) ) );
    }
    virtual uno::Type SAL_CALL getElementType(  ) throw (uno::RuntimeException)
    {
        return word::XHeaderFooter::static_type(0);
    }
    virtual sal_Bool SAL_CALL hasElements(  ) throw (uno::RuntimeException)
    {
        return sal_True;
    }
};

class HeadersFootersEnumWrapper : public EnumerationHelper_BASE
{
    SwVbaHeadersFooters* pHeadersFooters;
    sal_Int32 nIndex;
public:
    HeadersFootersEnumWrapper( SwVbaHeadersFooters* _pHeadersFooters ) : pHeadersFooters( _pHeadersFooters ), nIndex( 0 ) {}
    virtual ::sal_Bool SAL_CALL hasMoreElements(  ) throw (uno::RuntimeException)
    {
        return ( nIndex < pHeadersFooters->getCount() );
    }

    virtual uno::Any SAL_CALL nextElement(  ) throw (container::NoSuchElementException, lang::WrappedTargetException, uno::RuntimeException)
    {
        if ( nIndex < pHeadersFooters->getCount() )
            return pHeadersFooters->Item( uno::makeAny( ++nIndex ), uno::Any() );
        throw container::NoSuchElementException();
    }
};

SwVbaHeadersFooters::SwVbaHeadersFooters( const uno::Reference< XHelperInterface >& xParent, const uno::Reference< uno::XComponentContext > & xContext, const uno::Reference< frame::XModel >& xModel, const uno::Reference< beans::XPropertySet >& xPageStyleProps, sal_Bool isHeader ): SwVbaHeadersFooters_BASE( xParent, xContext, new HeadersFootersIndexAccess( xParent, xContext, xModel, xPageStyleProps, isHeader ) ),  mxModel( xModel ), mxPageStyleProps( xPageStyleProps ), mbHeader( isHeader )
{
}

::sal_Int32 SAL_CALL SwVbaHeadersFooters::getCount() throw (uno::RuntimeException)
{
    // wdHeaderFooterFirstPage, wdHeaderFooterPrimary and wdHeaderFooterEvenPages
    return 3;
}

uno::Any SAL_CALL SwVbaHeadersFooters::Item( const uno::Any& Index1, const uno::Any& ) throw (uno::RuntimeException)
{
    sal_Int32 nIndex = 0;
    Index1 >>= nIndex;
    if( ( nIndex < 1 ) || ( nIndex > 3 ) )
    {
        throw container::NoSuchElementException();
    }
    return uno::makeAny( uno::Reference< word::XHeaderFooter >( new SwVbaHeaderFooter( this,  mxContext, mxModel, mxPageStyleProps, mbHeader, nIndex ) ) );
}

// XEnumerationAccess
uno::Type
SwVbaHeadersFooters::getElementType() throw (uno::RuntimeException)
{
    return word::XHeaderFooter::static_type(0);
}
uno::Reference< container::XEnumeration >

SwVbaHeadersFooters::createEnumeration() throw (uno::RuntimeException)
{
    return new HeadersFootersEnumWrapper( this );
}

uno::Any
SwVbaHeadersFooters::createCollectionObject( const uno::Any& aSource )
{
    return aSource;
}

rtl::OUString&
SwVbaHeadersFooters::getServiceImplName()
{
    static rtl::OUString sImplName( RTL_CONSTASCII_USTRINGPARAM("SwVbaHeadersFooters") );
    return sImplName;
}

uno::Sequence<rtl::OUString>
SwVbaHeadersFooters::getServiceNames()
{
    static uno::Sequence< rtl::OUString > sNames;
    if ( sNames.getLength() == 0 )
    {
        sNames.realloc( 1 );
        sNames[0] = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM("ooo.vba.word.HeadersFooters") );
    }
    return sNames;
}

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