/**************************************************************
 * 
 * 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.
 * 
 *************************************************************/



#include <precomp.h>
#include <cosv/dirchain.hxx>

// NOT FULLY DECLARED SERVICES
#include <cosv/bstream.hxx>




namespace csv
{
namespace ploc
{


DirectoryChain::DirectoryChain()
{
}

DirectoryChain::DirectoryChain( const char *        i_sSubPath,
                                bool                i_bPathIsAlwaysDir,
                                const char *        i_sDelimiter        )
{
    Set( i_sSubPath, i_bPathIsAlwaysDir, i_sDelimiter );
}

DirectoryChain::~DirectoryChain()
{
}

void
DirectoryChain::Set( const char *        i_sSubPath,
                     bool                i_bPathIsAlwaysDir,
                     const char *        i_sDelimiter        )
{
    csv_assert(i_sDelimiter != 0);
    if (i_sSubPath == 0)
        return;

    const char * pRestPath = i_sSubPath;
    if (*pRestPath == *i_sDelimiter)
        ++pRestPath;

    for ( const char * pDirEnd = strchr(pRestPath,*i_sDelimiter);
          pDirEnd != 0;
          pDirEnd = strchr(pRestPath,*i_sDelimiter) )
    {
        aPath.push_back( String(pRestPath, pDirEnd) );
        pRestPath = pDirEnd + 1;
    }
    if (*pRestPath != 0 AND i_bPathIsAlwaysDir)
        aPath.push_back( String(pRestPath) );
}

void
DirectoryChain::PushFront( const String & i_sName )
{
    aPath.insert( aPath.begin(), i_sName );
}

void
DirectoryChain::PushFront( const DirectoryChain & i_sPath )
{
    aPath.insert( aPath.begin(), i_sPath.Begin(), i_sPath.End() );
}

void
DirectoryChain::PushBack( const String & i_sName )
{
    aPath.push_back(i_sName);
}

void
DirectoryChain::PushBack( const DirectoryChain & i_sPath )
{
    aPath.insert( aPath.end(), i_sPath.Begin(), i_sPath.End() );
}

void
DirectoryChain::PopFront( uintt i_nCount )
{
    if (i_nCount <= aPath.size())
        aPath.erase( aPath.begin(), aPath.begin() + i_nCount );
    else
        aPath.erase( aPath.begin(), aPath.end() );
}

void
DirectoryChain::PopBack( uintt i_nCount )
{
    if (i_nCount <= aPath.size())
        aPath.erase( aPath.end() - i_nCount, aPath.end() );
    else
        aPath.erase( aPath.begin(), aPath.end() );
}

void
DirectoryChain::Get( ostream &      o_rPath,
                     const char *   i_sDelimiter ) const
{
    for ( std::vector<String>::const_iterator it = aPath.begin();
          it != aPath.end();
          ++it )
    {
        o_rPath << (*it).c_str() << i_sDelimiter;
    }
}

void
DirectoryChain::Get( bostream &      o_rPath,
                     const char *    i_sDelimiter ) const
{
    uintt deliLen = strlen(i_sDelimiter);

    for ( std::vector<String>::const_iterator it = aPath.begin();
          it != aPath.end();
          ++it )
    {
        o_rPath.write( (*it).c_str() );
        o_rPath.write( i_sDelimiter,  deliLen);
    }
}




} // namespace ploc
} // namespace csv