/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */

#ifndef INCLUDED_UUI_SOURCE_IAHNDL_HXX
#define INCLUDED_UUI_SOURCE_IAHNDL_HXX

#include <osl/mutex.hxx>
#include <rtl/ustring.hxx>

#include <com/sun/star/uno/Reference.hxx>
#include <com/sun/star/uno/Sequence.hxx>
#include <com/sun/star/uno/XComponentContext.hpp>

#include <com/sun/star/beans/Optional.hpp>
#include <com/sun/star/task/InteractionClassification.hpp>

#include <tools/errcode.hxx>
#include <tools/rc.hxx>
#include <tools/wintypes.hxx>

#include <unordered_map>
#include <vector>

namespace com { namespace sun { namespace star {
    namespace awt {
        class XWindow;
    }
    namespace embed {
        class XStorage;
    }
    namespace lang {
        class XMultiServiceFactory;
    }
    namespace security {
        struct DocumentSignatureInformation;
    }
    namespace task {
        class XInteractionContinuation;
        class XInteractionHandler2;
        class XInteractionRequest;
    }
    namespace ucb {
        class NameClashResolveRequest;
    }
} } }

namespace vcl { class Window; }

struct InteractionHandlerData
{
    /** The UNO service name to use to instanciate the content provider.
     */
    OUString ServiceName;

    InteractionHandlerData() {};
    InteractionHandlerData(const OUString & rService)
    : ServiceName( rService ){}
};

typedef std::vector< InteractionHandlerData > InteractionHandlerDataList;

typedef ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Reference< ::com::sun::star::task::XInteractionContinuation > > Continuations;

typedef std::unordered_map< OUString, OUString, OUStringHash >    StringHashMap;

class UUIInteractionHelper
{
private:
    mutable osl::Mutex                                                                      m_aPropertyMutex;
            ::com::sun::star::uno::Reference< com::sun::star::uno::XComponentContext >      m_xContext;
            ::com::sun::star::uno::Reference< com::sun::star::awt::XWindow >                m_xWindowParam;
            const OUString                                                                  m_aContextParam;
            StringHashMap                                                                   m_aTypedCustomHandlers;
    UUIInteractionHelper(UUIInteractionHelper &) SAL_DELETED_FUNCTION;
    void operator =(const UUIInteractionHelper&) SAL_DELETED_FUNCTION;

public:
    UUIInteractionHelper(
        com::sun::star::uno::Reference<
            com::sun::star::uno::XComponentContext > const & rxContext,
        com::sun::star::uno::Reference<
            com::sun::star::awt::XWindow > const & rxWindow,
        const OUString & rContextParam);
    UUIInteractionHelper(
        com::sun::star::uno::Reference<
            com::sun::star::uno::XComponentContext > const & rxContext);

    ~UUIInteractionHelper();

    bool
    handleRequest(
        com::sun::star::uno::Reference<
            com::sun::star::task::XInteractionRequest > const & rRequest);

    com::sun::star::beans::Optional< OUString >
    getStringFromRequest(
        com::sun::star::uno::Reference<
            com::sun::star::task::XInteractionRequest > const & rRequest);

    // Helper.
    static OUString
    replaceMessageWithArguments(
        const OUString& aMessage,
            std::vector< OUString > const & rArguments );

    ::com::sun::star::uno::Reference< com::sun::star::uno::XComponentContext >
    getORB() const
    { return m_xContext; }
private:
    bool
    handleRequest_impl(
        com::sun::star::uno::Reference<
            com::sun::star::task::XInteractionRequest > const & rRequest,
        bool bObtainErrorStringOnly,
        bool & bHasErrorString,
        OUString & rErrorString);

    static sal_IntPtr
    handlerequest(void* pHandleData, void* pInteractionHandler);

    com::sun::star::beans::Optional< OUString >
    getStringFromRequest_impl(
        com::sun::star::uno::Reference<
            com::sun::star::task::XInteractionRequest > const & rRequest);

    static sal_IntPtr
    getstringfromrequest(void* pHandleData, void* pInteractionHandler);

    vcl::Window *
    getParentProperty();

    ::com::sun::star::uno::Reference< ::com::sun::star::awt::XWindow>
    getParentXWindow() const;

    OUString
    getContextProperty();

    com::sun::star::uno::Reference< com::sun::star::task::XInteractionHandler2 >
    getInteractionHandler();

    bool    handleTypedHandlerImplementations(
                ::com::sun::star::uno::Reference< ::com::sun::star::task::XInteractionRequest > const &  rRequest
            );

    bool
    tryOtherInteractionHandler(
        com::sun::star::uno::Reference<
            com::sun::star::task::XInteractionRequest > const & rRequest);

    void
    getInteractionHandlerList(InteractionHandlerDataList &rdataList);

    static bool
    isInformationalErrorMessageRequest(
        com::sun::star::uno::Sequence<
            com::sun::star::uno::Reference<
                com::sun::star::task::XInteractionContinuation > > const &
            rContinuations);

    bool
    handleInteractiveIOException(
        com::sun::star::uno::Reference<
            com::sun::star::task::XInteractionRequest > const & rRequest,
        bool bObtainErrorStringOnly,
        bool & bHasErrorString,
        OUString & rErrorString);

    bool
    handleAuthenticationRequest(
        com::sun::star::uno::Reference<
            com::sun::star::task::XInteractionRequest > const & rRequest);

    bool
    handleCertificateValidationRequest(
        com::sun::star::uno::Reference<
            com::sun::star::task::XInteractionRequest > const & rRequest);

    void
    handleNameClashResolveRequest(
        com::sun::star::ucb::NameClashResolveRequest const & rRequest,
        com::sun::star::uno::Sequence<
            com::sun::star::uno::Reference<
                com::sun::star::task::XInteractionContinuation > > const &
                    rContinuations);

    bool
    handleMasterPasswordRequest(
        com::sun::star::uno::Reference<
            com::sun::star::task::XInteractionRequest > const & rRequest);

    bool
    handlePasswordRequest(
        com::sun::star::uno::Reference<
            com::sun::star::task::XInteractionRequest > const & rRequest);

    bool
    handleNoSuchFilterRequest(
        com::sun::star::uno::Reference<
            com::sun::star::task::XInteractionRequest > const & rRequest);

    bool
    handleFilterOptionsRequest(
        com::sun::star::uno::Reference<
            com::sun::star::task::XInteractionRequest > const & rRequest);

    void
    handleErrorHandlerRequest(
        com::sun::star::task::InteractionClassification eClassification,
        ErrCode nErrorCode,
        std::vector< OUString > const & rArguments,
        com::sun::star::uno::Sequence<
            com::sun::star::uno::Reference<
                com::sun::star::task::XInteractionContinuation > > const &
                    rContinuations,
        bool bObtainErrorStringOnly,
        bool & bHasErrorString,
        OUString & rErrorString);

    void
    handleGenericErrorRequest(
        sal_Int32 nErrorCode,
        com::sun::star::uno::Sequence<
            com::sun::star::uno::Reference<
                com::sun::star::task::XInteractionContinuation > > const &
                    rContinuations,
        bool bObtainErrorStringOnly,
        bool & bHasErrorString,
        OUString & rErrorString);

    void
    handleMacroConfirmRequest(
        const OUString& aDocumentURL,
        const ::com::sun::star::uno::Reference<
            ::com::sun::star::embed::XStorage >& xZipStorage,
        const OUString& aDocumentVersion,
        const ::com::sun::star::uno::Sequence<
            ::com::sun::star::security::DocumentSignatureInformation >&
                aSignInfo,
        com::sun::star::uno::Sequence<
            com::sun::star::uno::Reference<
                com::sun::star::task::XInteractionContinuation > > const &
                    rContinuations);

    void
    handleBrokenPackageRequest(
        std::vector< OUString > const & rArguments,
        ::com::sun::star::uno::Sequence<
            ::com::sun::star::uno::Reference<
                ::com::sun::star::task::XInteractionContinuation > > const &
                    rContinuations,
        bool bObtainErrorStringOnly,
        bool & bHasErrorString,
        OUString & rErrorString);

    bool handleLockedDocumentRequest(
        com::sun::star::uno::Reference<
            com::sun::star::task::XInteractionRequest > const & rRequest);

    bool handleChangedByOthersRequest(
        com::sun::star::uno::Reference<
            com::sun::star::task::XInteractionRequest > const & rRequest);

    bool handleLockFileIgnoreRequest(
        com::sun::star::uno::Reference<
            com::sun::star::task::XInteractionRequest > const & rRequest);

    bool handleCustomRequest(
                const ::com::sun::star::uno::Reference< ::com::sun::star::task::XInteractionRequest >& i_rRequest,
                const OUString& i_rServiceName
            ) const;

    bool
    handleAuthFallbackRequest(
            OUString & instructions,
            OUString & url,
            Continuations  const & rContinuations );
};

class ErrorResource: private Resource
{
public:
    inline ErrorResource(ResId & rResId): Resource(rResId) {}

    inline ~ErrorResource() { FreeResource(); }

    bool getString(ErrCode nErrorCode, OUString &rString) const;
};

#endif // INCLUDED_UUI_SOURCE_IAHNDL_HXX

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