package com.c2kernel.process;

import java.util.Scanner;

import com.c2kernel.entity.proxy.AgentProxy;
import com.c2kernel.process.auth.ProxyLogin;
import com.c2kernel.scripting.Script;
import com.c2kernel.scripting.ScriptParsingException;

public class ClientShell extends StandardClient {

	AgentProxy user;
	Script console;
	
	public ClientShell(AgentProxy user) throws Exception {
		this.user = user;
		console = new Script("javascript", user, System.out);
	}
	
	public void run() {
		Scanner scan = new Scanner(System.in);
		System.out.print("> ");
		while (scan.hasNextLine()) {
			String command = scan.nextLine();
			try {
				console.setScript(command);
	        	Object response = console.execute();
	        	if (response == null)
	        		System.out.println("Ok");
	        	else
	        		System.out.println(response);
			} catch (ScriptParsingException e) {
				System.err.println("Syntax error: "+e.getMessage());
			} catch (Throwable ex) {
				ex.printStackTrace();
			}
			System.out.print("> ");
		}
		shutdown(0);
	}

	public static void main(String[] args) throws Exception {
		Gateway.init(readC2KArgs(args));
		String authClassName = Gateway.getProperties().getProperty("cli.auth");
		Class<?> authClass = Gateway.getResource().getClassForName(authClassName);
		ProxyLogin auth = (ProxyLogin)authClass.newInstance();
		AgentProxy user = auth.authenticate(Gateway.getProperties().getProperty("Name"));
		ClientShell shell = new ClientShell(user);
		shell.run();
	}

}