/*
    * Copyright 2010 James Pether Sörling
    *
    * 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.
   *
   *	$Id$
   *  $HeadURL$
   */
  package com.hack23.cia.service.component.agent.impl.val;
  
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.stereotype.Component;
  import org.springframework.transaction.annotation.Propagation;
  import org.springframework.transaction.annotation.Transactional;
  
  import com.hack23.cia.service.data.api.SwedenPoliticalPartyDAO;
  import com.hack23.cia.service.external.val.api.ValApi;
  import com.hack23.cia.service.external.val.api.ValApiException;
  
  /**
   * The Class ValImportServiceImpl.
   */
  @Component("ValImportService")
  @Transactional(propagation = Propagation.REQUIRED)
  final class ValImportServiceImpl implements ValImportService {
  
  	/** The Constant LOGGER. */
  	private static final Logger LOGGER = LoggerFactory
  			.getLogger(ValImportServiceImpl.class);
  
  	/** The sweden political party dao. */
  	@Autowired
  	private SwedenPoliticalPartyDAO swedenPoliticalPartyDAO;
  
  	/** The val api. */
  	@Autowired
  	private ValApi valApi;
  
  
  	/**
  	 * Instantiates a new val import service impl.
  	 */
  	public ValImportServiceImpl() {
  		super();
  	}
  
  
  	@Override
  	public void loadPoliticalParties() {
  		if (swedenPoliticalPartyDAO.getSize() ==0) {
  			try {
  				swedenPoliticalPartyDAO.persist(valApi.getSwedenPoliticalParties());
  			} catch (final ValApiException e) {
  				LOGGER.warn("Problem loading Sweden political parties",e);
  			}
  			LOGGER.info("Sweden political persisted to database");
  		} else {
  			LOGGER.info("Sweden political parties already in database");
  		}
  
  	}
  
  }