/*
    * 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.external.val.impl;
  
  import java.net.URL;
  import java.util.List;
  
  import javax.xml.bind.JAXBElement;
  
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.beans.factory.annotation.Qualifier;
  import org.springframework.oxm.Unmarshaller;
  import org.springframework.stereotype.Component;
  
  import com.hack23.cia.model.external.val.kommunvalkrets.impl.SwedenCountyData;
  import com.hack23.cia.model.external.val.kommunvalkrets.impl.SwedenCountyDataContainer;
  import com.hack23.cia.model.external.val.landstingvalkrets.impl.SwedenCountyElectoralRegion;
  import com.hack23.cia.model.external.val.landstingvalkrets.impl.SwedenCountyElectoralRegionContainer;
  import com.hack23.cia.model.external.val.partier.impl.SwedenElectionRegion;
  import com.hack23.cia.model.external.val.partier.impl.SwedenElectionType;
  import com.hack23.cia.model.external.val.partier.impl.SwedenElectionTypeContainerElement;
  import com.hack23.cia.model.external.val.partier.impl.SwedenPoliticalParty;
  import com.hack23.cia.model.external.val.riksdagsvalkrets.impl.SwedenParliamentElectoralRegion;
  import com.hack23.cia.model.external.val.riksdagsvalkrets.impl.SwedenParliamentElectoralRegionContainer;
  import com.hack23.cia.service.external.common.api.XmlAgent;
  import com.hack23.cia.service.external.val.api.ValApi;
  import com.hack23.cia.service.external.val.api.ValApiException;
  
  /**
   * The Class ValApiImpl.
   */
  @Component
  final class ValApiImpl implements ValApi {
  
  	/** The Constant LOGGER. */
  	private static final Logger LOGGER = LoggerFactory.getLogger(ValApiImpl.class);
  
  	/** The xml agent. */
  	@Autowired
  	private XmlAgent xmlAgent;
  
  	/** The val partier marshaller. */
  	@Autowired
  	@Qualifier("valPartierMarshaller")
  	private Unmarshaller valPartierMarshaller;
  
  	/** The val riksdag marshaller. */
  	@Autowired
  	@Qualifier("valRiksdagMarshaller")
  	private Unmarshaller valRiksdagMarshaller;
  
  	/** The val landsting marshaller. */
  	@Autowired
  	@Qualifier("valLandstingMarshaller")
  	private Unmarshaller valLandstingMarshaller;
  
  	/** The val kommun marshaller. */
  	@Autowired
  	@Qualifier("valKommunMarshaller")
  	private Unmarshaller valKommunMarshaller;
  
  	/**
  	 * Instantiates a new val api impl.
  	 */
  	public ValApiImpl() {
  		super();
  	}
  
  	@Override
  	public List<SwedenElectionType> getElectionTypes() throws ValApiException {
  		final URL resource = ValApiImpl.class.getResource("/partier20151217.xml");
  
  		try {
  			return ((JAXBElement<SwedenElectionTypeContainerElement>) xmlAgent.unmarshallXml(valPartierMarshaller,
  					resource.toString(), "http://partier.val.external.model.cia.hack23.com/impl", null, null))
  							.getValue().getElectionTypes();
  		} catch (Exception e) {
  			LOGGER.warn("Problem getElectionTypes", e);
  			throw new ValApiException(e);
  		}
  	}
 
 	@Override
 	public List<SwedenParliamentElectoralRegion> getParliamentElectoralRegions() throws ValApiException {
 		try {
 			final URL resource = ValApiImpl.class.getResource("/riksdagsvalkrets.xml");
 
 			return ((JAXBElement<SwedenParliamentElectoralRegionContainer>) xmlAgent.unmarshallXml(valRiksdagMarshaller,
 					resource.toString(), "http://riksdagsvalkrets.val.external.model.cia.hack23.com/impl", null, null))
 							.getValue().getParliamentElectoralRegions();
 		} catch (Exception e) {
 			LOGGER.warn("Problem getParliamentElectoralRegions", e);
 			throw new ValApiException(e);
 		}
 
 	}
 
 	@Override
 	public List<SwedenCountyElectoralRegion> getCountyElectoralRegions() throws ValApiException {
 		try {
 			final URL resource = ValApiImpl.class.getResource("/landstingvalkrets.xml");
 
 			return ((JAXBElement<SwedenCountyElectoralRegionContainer>) xmlAgent.unmarshallXml(valLandstingMarshaller,
 					resource.toString(), "http://landstingvalkrets.val.external.model.cia.hack23.com/impl", null, null))
 							.getValue().getCountyElectoralRegions();
 		} catch (Exception e) {
 			LOGGER.warn("Problem getCountyElectoralRegions", e);
 			throw new ValApiException(e);
 		}
 
 	}
 
 	@Override
 	public List<SwedenCountyData> getCountyRegions() throws ValApiException {
 		try {
 			final URL resource = ValApiImpl.class.getResource("/kommunvalkrets.xml");
 
 			return ((JAXBElement<SwedenCountyDataContainer>) xmlAgent.unmarshallXml(valKommunMarshaller,
 					resource.toString(), "http://kommunvalkrets.val.external.model.cia.hack23.com/impl", null, null))
 							.getValue().getCountyRegions();
 		} catch (Exception e) {
 			LOGGER.warn("Problem getCountyRegions", e);
 			throw new ValApiException(e);
 		}
 	}
 
 	@Override
 	public SwedenElectionRegion getSwedenElectionRegion() throws ValApiException {
 		final URL resource = ValApiImpl.class.getResource("/partier20151217.xml");
 
 		try {
 			return ((JAXBElement<SwedenElectionTypeContainerElement>) xmlAgent.unmarshallXml(valPartierMarshaller,
 					resource.toString(), "http://partier.val.external.model.cia.hack23.com/impl", null, null))
 							.getValue().getElectionTypes().get(0).getRegion();
 		} catch (final Exception e) {
 			LOGGER.warn("Problem getSwedenElectionRegion", e);
 			throw new ValApiException(e);
 		}
 
 	}
 
 	@Override
 	public List<SwedenPoliticalParty> getSwedenPoliticalParties() throws ValApiException {
 		return getSwedenElectionRegion().getParties();
 	}
 
 }