package org.gcube.portlets.widgets.wsthreddssync.server;

import static org.gcube.common.authorization.client.Constants.authorizationService;

import org.apache.commons.lang.StringUtils;
import org.gcube.common.authorization.library.AuthorizationEntry;
import org.gcube.portal.wssynclibrary.shared.thredds.Sync_Status;
import org.gcube.portal.wssynclibrary.shared.thredds.ThSyncFolderDescriptor;
import org.gcube.portal.wssynclibrary.shared.thredds.ThSynchFolderConfiguration;
import org.gcube.portlets.widgets.wsthreddssync.shared.GcubeScope;
import org.gcube.portlets.widgets.wsthreddssync.shared.GcubeScopeType;
import org.gcube.portlets.widgets.wsthreddssync.shared.WsThreddsSynchFolderConfiguration;
import org.gcube.portlets.widgets.wsthreddssync.shared.WsThreddsSynchFolderDescriptor;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;


// TODO: Auto-generated Javadoc
/**
 * The Class BeanConverter.
 *
 * @author Francesco Mangiacrapa francesco.mangiacrapa@isti.cnr.it
 * Feb 16, 2018
 */
public class BeanConverter {

	private static Logger logger = LoggerFactory.getLogger(BeanConverter.class);

	/**
	 * To ws thredds folder config.
	 *
	 * @param t the t
	 * @param theStatus the the status
	 * @return the ws thredds synch folder descriptor
	 */
	public static WsThreddsSynchFolderDescriptor toWsThreddsFolderConfig(ThSyncFolderDescriptor t, Sync_Status theStatus) {

		if(t==null)
			return null;

		WsThreddsSynchFolderDescriptor ws = new WsThreddsSynchFolderDescriptor();
		ws.setServerFolderDescriptor(t);
		ws.setSyncStatus(theStatus);

		//FROM TARGET TOKEN TO SCOPE
		//t.getConfiguration().getTargetToken()

		if(t.getConfiguration().getTargetToken()!=null) {
			try {
				AuthorizationEntry entry = authorizationService().get(t.getConfiguration().getTargetToken());
				String scope = entry.getContext();
				GcubeScope selectedScope = new GcubeScope(toScopeTitle(scope), scope, toGcubeScope(scope));
				ws.setSelectedScope(selectedScope);
				logger.debug("Resolved SCOPE: "+selectedScope +" from token");
			}catch (Exception e) {
				// TODO: handle exception
			}
		}



		return ws;

	}

	public static String toScopeTitle(String scope){

		if(scope==null || scope.isEmpty())
			return null;

		return scope.substring(scope.lastIndexOf("/")+1, scope.length());

	}



	/**
	 * To gcube scope.
	 *
	 * @param scopeName the scope name
	 * @return the gcube scope type
	 */
	public static GcubeScopeType toGcubeScope(String scopeName){

		if(scopeName==null)
			return null;

		int count = StringUtils.countMatches(scopeName, "/");

		if(count==1)
			return GcubeScopeType.ROOT;
		else if(count==2)
			return GcubeScopeType.VO;
		else if(count==3)
			return GcubeScopeType.VRE;

		return null;

	}

	/**
	 * To th synch folder configuration.
	 *
	 * @param t the t
	 * @param targetScopeUserToken the target scope user token
	 * @return the th synch folder configuration
	 */
	public static ThSynchFolderConfiguration toThSynchFolderConfiguration(WsThreddsSynchFolderConfiguration t, String targetScopeUserToken) {

		if(t==null)
			return null;

		ThSynchFolderConfiguration ts = new ThSynchFolderConfiguration();
		ts.setFilter(t.getFilter());
		ts.setRemotePath(t.getRemotePath());
		ts.setTargetToken(targetScopeUserToken);
		ts.setToCreateCatalogName(t.getCatalogName());
		return ts;

	};

}