/*
 * TeleStax, Open Source Cloud Communications  Copyright 2012.
 * and individual contributors
 * by the @authors tag. See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */
package org.mobicents.ss7.management.console;

/**
 * @author amit bhayani
 *
 */
public class ConnectHandler extends CommandHandlerWithHelp {

    static final Tree commandTree = new Tree("connect");

    /**
     *
     */
    public ConnectHandler() {
        super(commandTree, DISCONNECT_MANDATORY_FLAG);
    }

    /*
     * (non-Javadoc)
     *
     * @see org.mobicents.ss7.management.console.CommandHandler#isAvailable(org.mobicents
     * .ss7.management.console.CommandContext)
     */
    @Override
    public boolean isAvailable(CommandContext ctx) {
        if (ctx.isControllerConnected()) {
            ctx.printLine("Already connected");
            return false;
        }
        return true;
    }

    /*
     * (non-Javadoc)
     *
     * @see org.mobicents.ss7.management.console.CommandHandler#handle(org.mobicents .ss7.management.console.CommandContext,
     * java.lang.String)
     */
    @Override
    public void handle(CommandContext ctx, String commandLine) {
        // TODO Validate command

        if (commandLine.contains("--help")) {
            this.printHelp(commandLine, ctx);
            return;
        }

        String[] commands = commandLine.split(" ");

        if (commands.length == 1) {
            ctx.connectController(null, -1);
        } else if (commands.length == 2) {
            if (commandLine.contains("--help")) {
                this.printHelp("help/connect.txt", ctx);
                return;
            }
        } else if (commands.length == 3) {
            String host = commands[1];
            try {
                int port = Integer.parseInt(commands[2]);
                ctx.connectController(host, port);
            } catch (NumberFormatException ne) {
                ctx.printLine("Port must be from 1 to 65535");
            }

        } else {
            ctx.printLine("Invalid command.");
        }

    }
}