import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Map;

import org.gcube.common.scope.api.ScopeProvider;
import org.gcube.datatransfer.resolver.services.GeonetworkResolver;
import org.gcube.datatransfer.resolver.util.GetResponseRecordFilter;
import org.gcube.datatransfer.resolver.util.HTTPCallsUtils;
import org.gcube.spatial.data.geonetwork.GeoNetwork;
import org.gcube.spatial.data.geonetwork.GeoNetworkPublisher;
import org.gcube.spatial.data.geonetwork.LoginLevel;
import org.gcube.spatial.data.geonetwork.configuration.Configuration;
import org.gcube.spatial.data.geonetwork.model.Account;
import org.gcube.spatial.data.geonetwork.model.Account.Type;


/**
 *
 */
/**
 *
 * @author Francesco Mangiacrapa francesco.mangiacrapa@isti.cnr.it
 * Sep 8, 2016
 */
public class GeonetworkResolverTest {

	private static String scope = "/d4science.research-infrastructures.eu";

	private static LoginLevel loginLevel = LoginLevel.SCOPE;

	private static Type accountType = Type.CKAN;

	/**
	 * The main method.
	 *
	 * @param args the arguments
	 * @throws UnsupportedEncodingException the unsupported encoding exception
	 */
	public static void main(String[] args) throws UnsupportedEncodingException {

		/*String scopeValue ="/gcube/devsec/devVRE";
		String remainValue = "/srv/en/mef.export";
		String queryString = "scope=/gcube/devsec/devVRE&remainPath=/srv/en/mef.export&version=2.0.2&request=GetCapabilities&service=CSW";
		ServerParameters geonetworkParams = new ServerParameters("http://geoserver-dev2.d4science-ii.research-infrastructures.eu/geonetwork", "", "");

		String newQueryString = purgeScopeFromQueryString(scopeValue, queryString);
		logger.info("Purged query string from "+scopeValue+" is: "+newQueryString);

		String baseURL = remainValue==null ||remainValue.isEmpty()?geonetworkParams.getUrl()+"/"+CSW_SERVER:geonetworkParams.getUrl()+"/"+CSW_SERVER+remainValue;
		logger.info("New base URL "+baseURL);
		newQueryString = purgeRemainFromQueryString(remainValue, newQueryString);
		logger.info("Purged query string from "+remainValue+" is: "+newQueryString);

		String gnGetlURL = newQueryString==null || newQueryString.isEmpty()? baseURL : baseURL+"?"+newQueryString;
		logger.info("Sending get request to URL: "+gnGetlURL);*/

		try{
			HTTPCallsUtils httpUtils = new HTTPCallsUtils();
			String data ="";

			ScopeProvider.instance.set(scope);
			GeoNetworkPublisher reader=GeoNetwork.get();


			Configuration config = reader.getConfiguration();
			Account account=config.getScopeConfiguration().getAccounts().get(accountType);
			reader.login(loginLevel);

			String contentType = "application/xml ; charset=\"UTF-8\"";
			String uuid = "c15ae8e5-71c0-4b8b-aa29-304cc4e97238";
			String gnCSWlURL = "http://geonetwork.d4science.org/geonetwork/srv/en/csw";
//			String gnCSWlURL = "http://geoserver-dev2.d4science-ii.research-infrastructures.eu/geonetwork/srv/en//srv/en/mef.export";

			/*File file = File.createTempFile(uuid, ".xml");
			InputStream response = httpUtils.post(gnCSWlURL, file, contentType);*/

			//MAP
			Map<String, String[]> map = new HashMap<String, String[]>();
			String[] value = new String[1];
			value[0]=uuid;
			map.put(GeonetworkResolver.UUID, value);
//			data = "<request><uuid>"+uuid+"</uuid></request>";

			data = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>" +
				"<csw:GetRecordById xmlns:csw=\"http://www.opengis.net/cat/csw/2.0.2\" service=\"CSW\" version=\"2.0.2\" " +
				"outputSchema=\"csw:IsoRecord\" xsi:schemaLocation=\"http://www.opengis.net/cat/csw/2.0.2/CSW-discovery.xsd\" xmlns=\"http://www.opengis.net/cat/csw/2.0.2\" " +
				"xmlns:ogc=\"http://www.opengis.net/ogc\" xmlns:dc=\"http://purl.org/dc/elements/1.1/\" xmlns:dct=\"http://purl.org/dc/terms/\" xmlns:gml=\"http://www.opengis.net/gml\" " +
				"xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\">"+
				"<csw:Id>"+uuid+"</csw:Id>" +
				"<ElementSetName typeNames=\"csw:Record\">full</ElementSetName>" +
				"</csw:GetRecordById>";

			byte[] byteArray = data.getBytes();
			InputStream response = httpUtils.post(gnCSWlURL, new ByteArrayInputStream(byteArray), contentType, map);

//			String respToString = IOUtils.toString(response);
//			System.out.println("Response returned by request: \n"+respToString);
//			InputStream responseToIs = IOUtils.toInputStream(respToString);
			if(response!=null){
				try {

					InputStream re = GetResponseRecordFilter.overrideResponseIdsByListIds(response, new ArrayList<String>(), "Replaced UUID");
//					String theString = IOUtils.toString(re);
//					System.out.println("Response returned after overriding: \n"+theString);

					final Path destination = Paths.get("test.xml");
					Files.copy(re, destination);
				}
				catch (IOException e) {
					// TODO Auto-generated catch block
					e.printStackTrace();
				}
			}

		}catch (Exception e1) {
			// TODO Auto-generated catch block
			e1.printStackTrace();
		}

	}
}