/**************************************************************
 * 
 * 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
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/


#ifndef __SUBMISSION_HXX
#define __SUBMISSION_HXX

#include <tools/urlobj.hxx>
#include <rtl/ustring.h>
#include <osl/conditn.hxx>
#include <osl/mutex.hxx>
#include <unotools/processfactory.hxx>
#include <com/sun/star/uno/Reference.hxx>
#include <com/sun/star/uno/Any.hxx>
#include <com/sun/star/uno/Exception.hpp>
#include <com/sun/star/uno/RuntimeException.hpp>
#include <com/sun/star/xml/xpath/XXPathObject.hpp>
#include <com/sun/star/xml/dom/XDocumentFragment.hpp>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>

#include <com/sun/star/ucb/XCommandEnvironment.hpp>
#include <com/sun/star/ucb/XProgressHandler.hpp>

#include <com/sun/star/task/XInteractionHandler.hpp>

#include <com/sun/star/frame/XFrame.hpp>

#include <cppuhelper/implbase1.hxx>
#include <cppuhelper/implbase2.hxx>
#include <cppuhelper/implbase3.hxx>

#include "serialization.hxx"

namespace CSS = com::sun::star;

class CSubmissionPut;
class CSubmissionPost;
class CSubmissionGet;

class CCommandEnvironmentHelper : public cppu::WeakImplHelper1< CSS::ucb::XCommandEnvironment >
{
    friend class CSubmissionPut;
    friend class CSubmissionPost;
    friend class CSubmissionGet;
    friend class CSubmission;

protected:
    CSS::uno::Reference< CSS::task::XInteractionHandler >   m_aInteractionHandler;
    CSS::uno::Reference< CSS::ucb::XProgressHandler >       m_aProgressHandler;

public:
    virtual CSS::uno::Reference< CSS::task::XInteractionHandler > SAL_CALL getInteractionHandler() throw (CSS::uno::RuntimeException)
    {
        return m_aInteractionHandler;
    }
    virtual CSS::uno::Reference< CSS::ucb::XProgressHandler > SAL_CALL getProgressHandler() throw (CSS::uno::RuntimeException)
    {
        return m_aProgressHandler;
    }
};

class CProgressHandlerHelper : public cppu::WeakImplHelper1< CSS::ucb::XProgressHandler >
{
    friend class CSubmissionPut;
    friend class CSubmissionPost;
    friend class CSubmissionGet;
protected:
    osl::Condition m_cFinished;
    osl::Mutex m_mLock;
    sal_Int32 m_count;
public:
    CProgressHandlerHelper()
        : m_count(0)
    {}
    virtual void SAL_CALL push( const com::sun::star::uno::Any& /*aStatus*/) throw(com::sun::star::uno::RuntimeException)
    {
        m_mLock.acquire();
        m_count++;
        m_mLock.release();
    }
    virtual void SAL_CALL update(const com::sun::star::uno::Any& /*aStatus*/) throw(com::sun::star::uno::RuntimeException)
    {
    }
    virtual void SAL_CALL pop() throw(com::sun::star::uno::RuntimeException)
    {
        m_mLock.acquire();
        m_count--;
        if (m_count == 0)
            m_cFinished.set();
        m_mLock.release();
    }
};

class CSubmission 
{

protected:
    INetURLObject m_aURLObj;
    CSS::uno::Reference< CSS::xml::xpath::XXPathObject >    m_aXPathObject;
    CSS::uno::Reference< CSS::xml::dom::XDocumentFragment > m_aFragment;
    CSS::uno::Reference< CSS::io::XInputStream >            m_aResultStream;
    CSS::uno::Reference< CSS::lang::XMultiServiceFactory >  m_aFactory;
    rtl::OUString m_aEncoding;

    ::std::auto_ptr< CSerialization > createSerialization(const ::com::sun::star::uno::Reference< ::com::sun::star::task::XInteractionHandler >& aHandler
                                                  ,com::sun::star::uno::Reference<com::sun::star::ucb::XCommandEnvironment>& _rOutEnv);

public:
    enum SubmissionResult {
        SUCCESS,
        INVALID_METHOD,
        INVALID_URL,
        INVALID_ENCODING,
        E_TRANSMISSION,
        UNKNOWN_ERROR
    };

    CSubmission(const rtl::OUString& aURL, const CSS::uno::Reference< CSS::xml::dom::XDocumentFragment >& aFragment)
        : m_aURLObj(aURL)
        , m_aFragment(aFragment)
        , m_aFactory(::utl::getProcessServiceFactory())
    {}

    virtual ~CSubmission() {}

    //    virtual CSS::uno::Sequence< rtl::OUString > getSupportedEncodings() = 0;
    virtual void setEncoding(const rtl::OUString& aEncoding)
    {
        m_aEncoding = aEncoding;
    }
    virtual SubmissionResult submit(const CSS::uno::Reference< CSS::task::XInteractionHandler >& ) = 0;

    virtual SubmissionResult replace(const rtl::OUString&, const CSS::uno::Reference< CSS::xml::dom::XDocument >&, const CSS::uno::Reference< CSS::frame::XFrame>&);

};

#endif