package com.c2kernel.lifecycle.instance.predefined.server;

import com.c2kernel.common.AccessRightsException;
import com.c2kernel.common.InvalidDataException;
import com.c2kernel.common.InvalidTransitionException;
import com.c2kernel.common.ObjectCannotBeUpdated;
import com.c2kernel.common.ObjectNotFoundException;
import com.c2kernel.lifecycle.instance.predefined.PredefinedStep;
import com.c2kernel.lookup.AgentPath;
import com.c2kernel.lookup.DomainPath;
import com.c2kernel.process.Gateway;
import com.c2kernel.utils.Logger;

public class RemoveDomainContext extends PredefinedStep {
	public RemoveDomainContext() {
        super();
	}
	
	@Override
	public void request(AgentPath agent, int transitionID, String requestData)
	        throws AccessRightsException,
	               InvalidTransitionException,
	               InvalidDataException
	{
		Logger.msg(1, "RemoveDomainContext::request() - Starting.");
	
		checkAccessRights(agent);
		
		DomainPath pathToDelete = new DomainPath(getDataList(requestData)[0]);
		if (!pathToDelete.exists())
			throw new InvalidDataException("Context "+pathToDelete+" does not exist", "");
		try {
			pathToDelete.getEntity();
			throw new InvalidDataException("Path "+pathToDelete+" is an Entity. Use its own Erase step instead, or RemoveAgent.", "");
		} catch (ObjectNotFoundException ex) { }
		if (pathToDelete.getChildren().hasMoreElements())
			throw new InvalidDataException("Context "+pathToDelete+" is not empty. Cannot delete.", "");
		
		try {
			Gateway.getLDAPLookup().delete(pathToDelete);
		} catch (ObjectCannotBeUpdated e) {
			Logger.error(e);
			throw new InvalidDataException("Exception deleting path"+pathToDelete+": "+e.getMessage(), "");
		}
		sendEventStoreOutcome(transitionID, requestData, agent);
	}
}