package eu.dnetlib.dhp.bulktag.community;

import java.util.List;

import org.dom4j.DocumentException;
import org.xml.sax.SAXException;

import com.google.common.base.Joiner;

import eu.dnetlib.dhp.utils.ISLookupClientFactory;
import eu.dnetlib.enabling.is.lookup.rmi.ISLookUpException;
import eu.dnetlib.enabling.is.lookup.rmi.ISLookUpService;

public class QueryInformationSystem {
	private static final String XQUERY = "for $x in collection('/db/DRIVER/ContextDSResources/ContextDSResourceType') "
		+ "  let $subj := $x//CONFIGURATION/context/param[./@name='subject']/text() "
		+ "  let $datasources := $x//CONFIGURATION/context/category[./@id=concat($x//CONFIGURATION/context/@id,'::contentproviders')]/concept  "
		+ "  let $organizations := $x//CONFIGURATION/context/category[./@id=concat($x//CONFIGURATION/context/@id,'::resultorganizations')]/concept  "
		+ "  let $communities := $x//CONFIGURATION/context/category[./@id=concat($x//CONFIGURATION/context/@id,'::zenodocommunities')]/concept  "
		+ "  let $fos := $x//CONFIGURATION/context/param[./@name='fos']/text() "
		+ "  let $sdg := $x//CONFIGURATION/context/param[./@name='sdg']/text() "
		+
		"let $zenodo := $x//param[./@name='zenodoCommunity']/text() "
		+ "  where $x//CONFIGURATION/context[./@type='community' or ./@type='ri'] and $x//context/param[./@name = 'status']/text() != 'hidden'  "
		+ "  return  "
		+ "  <community>  "
		+ "  { $x//CONFIGURATION/context/@id}  "
		+ "  <subjects>  "
		+ "  {for $y in tokenize($subj,',')  "
		+ "  return  "
		+ "  <subject>{$y}</subject>}  "
		+ "  {for $y in tokenize($fos,',')  "
		+ "  return  "
		+ "  <subject>{$y}</subject>}  "
		+ "  {for $y in tokenize($sdg,',')  "
		+ "  return  "
		+ "  <subject>{$y}</subject>}  "
		+ "  </subjects>  "
		+ "  <datasources>  "
		+ "  {for $d in $datasources  "
		+ "  where $d/param[./@name='enabled']/text()='true'  "
		+ "  return  "
		+ "  <datasource>  "
		+ "  <openaireId>  "
		+ "  {$d//param[./@name='openaireId']/text()}  "
		+ "  </openaireId>  "
		+ "  <selcriteria>  "
		+ "  {$d/param[./@name='selcriteria']/text()}  "
		+ "  </selcriteria>  "
		+ "  </datasource> } "
		+ "  </datasources>  " +
		"  <zenodocommunities>  " +
		"{for $zc in $zenodo " +
		"return " +
		"<zenodocommunity> " +
		"<zenodoid> " +
		"{$zc} " +
		"</zenodoid> " +
		"</zenodocommunity>}"
		+ "  {for $zc in $communities  "
		+ "  return  "
		+ "  <zenodocommunity>  "
		+ "  <zenodoid>  "
		+ "  {$zc/param[./@name='zenodoid']/text()} "
		+ "  </zenodoid> "
		+ "  <selcriteria> "
		+ "  {$zc/param[./@name='selcriteria']/text()} "
		+ "  </selcriteria> "
		+ "  </zenodocommunity>} "
		+ "  </zenodocommunities>  "
		+ "<advancedConstraint>"
		+ "{$x//CONFIGURATION/context/param[./@name='advancedConstraint']/text()} "
		+ "</advancedConstraint>"
		+ "  </community>";

	public static CommunityConfiguration getCommunityConfiguration(final String isLookupUrl)
		throws ISLookUpException, DocumentException, SAXException {
		ISLookUpService isLookUp = ISLookupClientFactory.getLookUpService(isLookupUrl);
		final List<String> res = isLookUp.quickSearchProfile(XQUERY);

		final String xmlConf = "<communities>" + Joiner.on(" ").join(res) + "</communities>";

		return CommunityConfigurationFactory.newInstance(xmlConf);
	}
}