EDIT

// $Id$

/**

 * Copyright (C) 2007 EDIT

 * European Distributed Institute of Taxonomy

 * http://www.e-taxonomy.eu

 *

 * The contents of this file are subject to the Mozilla Public License Version 1.1

 * See LICENSE.TXT at the top of this package for the full license terms.

 */

package eu.etaxonomy.cdm.print;

import java.io.File;

import java.io.IOException;

import java.io.PrintWriter;

import java.util.ArrayList;

import java.util.List;

import java.util.UUID;

import org.apache.log4j.Logger;

import org.jdom.Document;

import org.jdom.Element;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.stereotype.Component;

import org.springframework.web.servlet.ModelAndView;

import eu.etaxonomy.cdm.api.application.ICdmApplicationConfiguration;

import eu.etaxonomy.cdm.common.monitor.IProgressMonitor;

import eu.etaxonomy.cdm.hibernate.HibernateProxyHelper;

import eu.etaxonomy.cdm.print.XMLHelper.EntityType;

import eu.etaxonomy.cdm.remote.controller.ClassificationController;

import eu.etaxonomy.cdm.remote.controller.ClassificationListController;

import eu.etaxonomy.cdm.remote.controller.FeatureNodeController;

import eu.etaxonomy.cdm.remote.controller.FeatureTreeController;

import eu.etaxonomy.cdm.remote.controller.FeatureTreeListController;

import eu.etaxonomy.cdm.remote.controller.NameController;

import eu.etaxonomy.cdm.remote.controller.TaxonNodePrintAppController;

import eu.etaxonomy.cdm.remote.controller.TaxonPortalController;

import eu.etaxonomy.cdm.remote.controller.dto.PolytomousKeyNodeDtoController;

import eu.etaxonomy.cdm.remote.view.JsonView;

import eu.etaxonomy.cdm.remote.view.JsonView.Type;

import net.sf.json.JsonConfig;

/**

 * The local entity factory assumes that an application context is available and

 * may be accessed directly without the detour via http.

 *

 * @author n.hoffmann

 * @created Jul 16, 2010

 */

@Component

public class LocalXMLEntityFactory extends XmlEntityFactoryBase {

    private static final Logger logger = Logger

            .getLogger(LocalXMLEntityFactory.class);

    private final JsonView xmlView;

    @Autowired

    private final ICdmApplicationConfiguration applicationConfiguration;

    @Autowired

    private JsonConfig jsonConfig;

    @Autowired

    private JsonConfig jsonConfigPortal;

    @Autowired

    private ClassificationListController classificationListController;

    @Autowired

    private ClassificationController classificationController;

    @Autowired

    private TaxonNodePrintAppController taxonNodePrintAppController;

    @Autowired

    private NameController nameController;

    @Autowired

    private FeatureTreeListController featureTreeListController;

    @Autowired

    private TaxonPortalController taxonPortalController;

    @Autowired

    private FeatureTreeController featureTreeController;

    @Autowired

    private FeatureNodeController featureNodeController;

    @Autowired

    private PolytomousKeyNodeDtoController polytomousKeyNodeDtoController;

    private final IProgressMonitor monitor;

    /**

     *

     * @param applicationConfiguration

     * @param monitor

     */

    protected LocalXMLEntityFactory(

            ICdmApplicationConfiguration applicationConfiguration,

            IProgressMonitor monitor) {

        this.applicationConfiguration = applicationConfiguration;

        this.monitor = monitor;

        this.xmlView = new JsonView();

        xmlView.setType(Type.XML);

        initControllers();

        initJsonConfigs();

    }

    /**

     *

     */

    private void initControllers() {

    	classificationListController = (ClassificationListController) applicationConfiguration

    			.getBean("classificationListController");

    	classificationController = (ClassificationController) applicationConfiguration

    			.getBean("classificationController");

    	taxonNodePrintAppController = (TaxonNodePrintAppController) applicationConfiguration

    			.getBean("taxonNodePrintAppController");

    	nameController = (NameController) applicationConfiguration

    			.getBean("nameController");

    	featureTreeListController = (FeatureTreeListController) applicationConfiguration

    			.getBean("featureTreeListController");

    	featureTreeController = (FeatureTreeController) applicationConfiguration

    			.getBean("featureTreeController");

    	featureNodeController = (FeatureNodeController) applicationConfiguration

    			.getBean("featureNodeController");

    	taxonPortalController = (TaxonPortalController) applicationConfiguration

    			.getBean("taxonPortalController");

    	polytomousKeyNodeDtoController = (PolytomousKeyNodeDtoController) applicationConfiguration.getBean("polytomousKeyNodeDtoController");

    }

    /**

     *

     */

    private void initJsonConfigs() {

        jsonConfig = (JsonConfig) applicationConfiguration.getBean("jsonConfig");

        jsonConfigPortal = (JsonConfig) applicationConfiguration

                .getBean("jsonConfigPortal");

    }

    /*

     * (non-Javadoc)

     *

     * @see eu.etaxonomy.printpublisher.IXMLEntityFactory#getClassifications()

     */

    @Override

    public List<Element> getClassifications() {

        xmlView.setJsonConfig(jsonConfig);

        Object resultObject = classificationListController.doList(null, null,

                null, null, null);

        Element result = render(resultObject);

        return processElementList(result);

    }

    @Override

    public List<Element> getChildNodes(Element treeNode) {

        xmlView.setJsonConfig(jsonConfig);

        EntityType entityType = XMLHelper.getEntityType(treeNode);

        UUID uuid = XMLHelper.getUuid(treeNode);

        Object resultObject = null;

        try {

            if (EntityType.CLASSIFICATION.equals(entityType)) {

                resultObject = classificationController.getChildNodes(uuid,

                        null, null);

            } else if (EntityType.TAXON_NODE.equals(entityType)) {

                resultObject = taxonNodePrintAppController

                        .getChildNodes(uuid, null);

            }

        } catch (IOException e) {

            monitor.warning(e.getLocalizedMessage(), e);

            logger.error(e);

        }

        Element result = render(resultObject);

        return processElementList(result);

    }

    @Override

    public Element getTaxonNode(UUID taxonNodeUuid) {

        xmlView.setJsonConfig(jsonConfig);

        Object resultObject = null;

        try {

            resultObject = taxonNodePrintAppController.doGet(taxonNodeUuid, null, null);

        } catch (IOException e) {

            monitor.warning(e.getLocalizedMessage(), e);

            logger.error(e);

        }

        Element result = render(resultObject);

        return result;

    }

    /*

     * (non-Javadoc)

     *

     * @see eu.etaxonomy.printpublisher.IXMLEntityFactory#getFeatureTrees()

     */

    @Override

    public List<Element> getFeatureTrees() {

        xmlView.setJsonConfig(jsonConfig);

        Object resultObject = featureTreeListController.doList(0, -1, null, null, null);

        Element result = render(resultObject);

        return processElementList(result);

    }

    /*

     * (non-Javadoc)

     *

     * @see

     * eu.etaxonomy.printpublisher.IXMLEntityFactory#getFeatureNode(java.util

     * .UUID)

     */

    @Override

    public Element getFeatureNode(UUID uuid) {

        xmlView.setJsonConfig(jsonConfig);

        Object resultObject = null;

        try {

            resultObject = featureNodeController.doGet(uuid, null, null);

        } catch (IOException e) {

            monitor.warning(e.getLocalizedMessage(), e);

            logger.error(e);

        }

        Element result = render(resultObject);

        return result;

    }

    @Override

    public Element getFeatureForFeatureNode(UUID uuid) {

        xmlView.setJsonConfig(jsonConfig);

        Object resultObject = null;

        try {

            resultObject = featureNodeController.getCdmBaseProperty(uuid,

                    "feature", null);

        } catch (IOException e) {

            monitor.warning(e.getLocalizedMessage(), e);

            logger.error(e);

        }

        Element result = render(resultObject);

        return result;

    }

    /*

     * (non-Javadoc)

     *

     * @see eu.etaxonomy.printpublisher.IXMLEntityFactory#getFeatureTree()

     */

    @Override

    public Element getFeatureTree(UUID uuid) {

        xmlView.setJsonConfig(jsonConfig);

        Object resultObject = null;

        try {

            resultObject = featureTreeController.doGet(uuid, null, null);

        } catch (IOException e) {

            monitor.warning(e.getLocalizedMessage(), e);

            logger.error(e);

        }

        Element result = render(resultObject);

        return result;

    }

    @Override

    public Element getTaxonForTaxonNode(Element taxonNodeElement) {

        xmlView.setJsonConfig(jsonConfig);

        UUID uuid = XMLHelper.getUuid(taxonNodeElement);

        Object resultObject = null;

        try {

            resultObject = taxonNodePrintAppController.doGetTaxon(uuid);

        } catch (IOException e) {

            monitor.warning(e.getLocalizedMessage(), e);

            logger.error(e);

        }

        Element result = render(resultObject);

        return result;

    }

    @Override

    public Element getAcceptedTaxonElement(Element taxonElement) {

        xmlView.setJsonConfig(jsonConfigPortal);

        UUID uuid = XMLHelper.getUuid(taxonElement);

        Object resultObject = null;

        try {

            resultObject = HibernateProxyHelper.deproxy(taxonPortalController

                    .doGet(uuid, null, null));

        } catch (IOException e) {

            monitor.warning(e.getLocalizedMessage(), e);

            logger.error(e);

        }

        Element result = render(resultObject);

        return result;

    }

    @Override

    public List<Element> getSynonymy(Element taxonElement) {

        xmlView.setJsonConfig(jsonConfigPortal);

        UUID uuid = XMLHelper.getUuid(taxonElement);

        ModelAndView resultObject = null;

        try {

            resultObject = taxonPortalController

                    .doGetSynonymy(uuid, null, null);

        } catch (IOException e) {

            monitor.warning(e.getLocalizedMessage(), e);

            logger.error(e);

        }

        Element result = render(resultObject.getModel().values().iterator()

                .next());

        List<Element> elementList = new ArrayList<Element>();

        for (Object child : result.getChildren()) {

            if (child instanceof Element) {

                Element childElement = (Element) ((Element) child).clone();

                childElement.detach();

                elementList.add(childElement);

            }

        }

        return elementList;

    }

    @Override

    public List<Element> getTypeDesignations(Element nameElement) {

        xmlView.setJsonConfig(jsonConfig);

        UUID uuid = XMLHelper.getUuid(nameElement);

        Object resultObject = null;

        try {

            resultObject = nameController.getCdmBaseProperty(uuid,"typeDesignations", null);

    		//LORNA: could use service here directly instead of controller with request set to null

            //resultObject = nameController.doListNameTypeDesignations(uuid, null, null);

        } catch (IOException e) {

            monitor.warning(e.getLocalizedMessage(), e);

            logger.error(e);

        }

        Element result = render(resultObject);

        return processElementList(result);

    }

    @Override

    public Element getDescriptions(Element taxonElement) {

        xmlView.setJsonConfig(jsonConfigPortal);

        UUID uuid = XMLHelper.getUuid(taxonElement);

		Object resultObject = null;

		try {

			resultObject = taxonPortalController.doGetDescriptions(uuid, null,

					null, null);

		} catch (IOException e) {

			monitor.warning(e.getLocalizedMessage(), e);

			logger.error(e);

		}

		Element result = render(resultObject);

        //Element result = render(resultObject);

        return result;

    }

    @Override

    public Element getPolytomousKey(Element taxonElement) {

    	xmlView.setJsonConfig(jsonConfigPortal);

    	UUID uuid = XMLHelper.getUuid(taxonElement);

    	ModelAndView resultObject = null;

    	try {

    		//e.g. uuid 02b6579c-2f6d-4df0-b77c-e5d259ddb307 must be the uuid of the polytomous key. Where do we get that

    		//check web service calls in portal.......

    		/////resultObject = polytomousKeyNodeDtoController.doLinkedStyle(uuid, null, null);

    		resultObject = polytomousKeyNodeDtoController.doLinkedStyleByTaxonomicScope(uuid, null, null, null, null);

    	} catch (IOException e) {

    		monitor.warning(e.getLocalizedMessage(), e);

    		logger.error(e);

    	}

    	Element result = null;

    	if (resultObject.getModel().values().iterator().hasNext()) {

    		result = render(resultObject.getModel().values().iterator().next());

    	}

    	return result;

    	//List<Element> elementList = new ArrayList<Element>();

    	/*if (result != null){

    		for (Object child : result.getChildren()) {

    			if (child instanceof Element) {

    				Element childElement = (Element) ((Element) child).clone();

    				childElement.detach();

    				elementList.add(childElement);

    			} else {

    				logger.error("child is not an instance of element");

    			}

    		}

    	}

    	return elementList;*/

    }

    /**

     *

     * @param result

     * @return

     */

    private Element render(Object result) {

        File tmpFile = null;

        try {

            Document document = new Document();

            tmpFile = File.createTempFile("printpublisher", null);

            PrintWriter writer = new PrintWriter(tmpFile, "UTF-8");

            xmlView.render(HibernateProxyHelper.deproxy(result), writer, null, null, null);

            document = builder.build(tmpFile);

            Element root = document.getRootElement();

            return root;

        } catch (IOException e) {

            monitor.warning(e.getLocalizedMessage(), e);

            throw new RuntimeException(e);

        } catch (Exception e) {

            monitor.warning(e.getLocalizedMessage(), e);

        } finally {

            if (tmpFile != null) {

                tmpFile.delete();

            }

        }

        return new Element("somethingWentWrong");

    }

    @Override

    public List<Element> getReferences(Element referenceElement) {

        // TODO Auto-generated method stub

        return null;

    }

	@Override

	public Element getTaxonNodesByName(String taxonName, String classification) {

		// TODO Auto-generated method stub

		return null;

	}

	@Override

	public List<Element> getMedia(Element taxonElement) {

		// TODO Auto-generated method stub

		return null;

	}

}