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

import java.security.NoSuchAlgorithmException;
import java.util.ArrayList;

import org.w3c.dom.Element;
import org.w3c.dom.NodeList;
import org.w3c.dom.Text;

import com.c2kernel.common.CannotManageException;
import com.c2kernel.common.ObjectAlreadyExistsException;
import com.c2kernel.common.ObjectCannotBeUpdated;
import com.c2kernel.common.ObjectNotFoundException;
import com.c2kernel.entity.agent.ActiveEntity;
import com.c2kernel.lookup.AgentPath;
import com.c2kernel.lookup.RolePath;
import com.c2kernel.process.Gateway;
import com.c2kernel.process.module.Module;
import com.c2kernel.process.module.ModuleImport;
import com.c2kernel.property.Property;
import com.c2kernel.property.PropertyArrayList;
import com.c2kernel.utils.Logger;

public class NewAgent extends ModuleImport implements java.io.Serializable {

    public String password;

    public ArrayList<String> roles = new ArrayList<String>();
    public ArrayList<Property> properties  = new ArrayList<Property>();

    public NewAgent() {
        super(null);
    }

    public NewAgent(String name, String password) {
    	super(null);
        this.name = name;
        this.password = password;
    }

    public NewAgent(Element imp) {
    	super(imp);
		password = imp.getAttribute("password");
		NodeList rolenl = imp.getElementsByTagName("Role");
		for (int j=0; j<rolenl.getLength(); j++) {
			roles.add(((Text)rolenl.item(j).getFirstChild()).getData());
		}
		NodeList pnl = imp.getElementsByTagName("Property");
		for (int j=0; j<pnl.getLength(); j++) {
			Element p = (Element)pnl.item(j);
			properties.add(Module.newProperty(p));
		}
	}

	public void create(int agentId) throws ObjectNotFoundException, ObjectCannotBeUpdated, NoSuchAlgorithmException, CannotManageException, ObjectAlreadyExistsException {
        AgentPath newAgent = Gateway.getLDAPLookup().getNextKeyManager().generateNextAgentKey();
        newAgent.setAgentName(name);
        newAgent.setPassword(password);
        ActiveEntity newAgentEnt = (ActiveEntity)Gateway.getCorbaServer().createEntity(newAgent);
        Gateway.getLDAPLookup().add(newAgent);
        // assemble properties
        properties.add(new com.c2kernel.property.Property("Name", name));
        properties.add(new com.c2kernel.property.Property("Type", "Agent"));
        try {
            newAgentEnt.initialise(Gateway.getMarshaller().marshall(new PropertyArrayList(properties)));
        } catch (Exception ex) {
            Logger.error(ex);
            throw new CannotManageException("Error initialising new agent");
        }
        for (String role : roles) {
            RolePath thisRole;
            try {
                thisRole = Gateway.getLDAPLookup().getRoleManager().getRolePath(role);
            } catch (ObjectNotFoundException ex) {
                thisRole = Gateway.getLDAPLookup().getRoleManager().createRole(role, false);
            }
            thisRole.addAgent(newAgent);
        }

    }
}