/*
    * Copyright 2005,2009 Ivan SZKIBA
    *
    * Licensed 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.
   */
  package org.ini4j.spi;
  
  import org.ini4j.CommentedMap;
  import org.ini4j.Config;
  import org.ini4j.Ini;
  import org.ini4j.Profile;
  
  abstract class AbstractProfileBuilder implements IniHandler
  {
      private Profile.Section _currentSection;
      private boolean _header;
      private String _lastComment;
  
      @Override public void endIni()
      {
  
          // comment only .ini files....
          if ((_lastComment != null) && _header)
          {
              setHeaderComment();
          }
      }
  
      @Override public void endSection()
      {
          _currentSection = null;
      }
  
      @Override public void handleComment(String comment)
      {
          if ((_lastComment != null) && _header)
          {
              _header = false;
              setHeaderComment();
          }
  
          _lastComment = comment;
      }
  
      @Override public void handleOption(String name, String value)
      {
          _header = false;
          if (getConfig().isMultiOption())
          {
              _currentSection.add(name, value);
          }
          else
          {
              _currentSection.put(name, value);
          }
  
          if (_lastComment != null)
          {
              putComment(_currentSection, name);
              _lastComment = null;
          }
      }
  
      @Override public void startIni()
      {
          if (getConfig().isHeaderComment())
          {
              _header = true;
          }
      }
  
      @Override public void startSection(String sectionName)
      {
          if (getConfig().isMultiSection())
          {
              _currentSection = getProfile().add(sectionName);
          }
          else
          {
              Ini.Section s = getProfile().get(sectionName);
  
              _currentSection = (s == null) ? getProfile().add(sectionName) : s;
          }
  
          if (_lastComment != null)
          {
              if (_header)
              {
                  setHeaderComment();
             }
             else
             {
                 putComment(getProfile(), sectionName);
             }
 
             _lastComment = null;
         }
 
         _header = false;
     }
 
     abstract Config getConfig();
 
     abstract Profile getProfile();
 
     Profile.Section getCurrentSection()
     {
         return _currentSection;
     }
 
     private void setHeaderComment()
     {
         if (getConfig().isComment())
         {
             getProfile().setComment(_lastComment);
         }
     }
 
     private void putComment(CommentedMap<String, ?> map, String key)
     {
         if (getConfig().isComment())
         {
             map.putComment(key, _lastComment);
         }
     }
 }