/*
 * madc.cpp
 *
 * Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program. If not, see <http://www.gnu.org/licenses/>.
 */

#include "Net/ThreadManager.h"
#include "Common/ClientConnection.h"
#include "Common/ConfigManager.h"
#include "Common/Requests/IdentifyRequest.h"
#include "Common/Logger.h"
#include "Common/RequestManager.h"
#include "Client/CommandParser.h"
#include "Client/InformationManager.h"

#include <iostream>

#include <readline/readline.h>
#include <readline/history.h>

using namespace Mad;


static bool commandRunning = false;

static void usage(const std::string &cmd) {
  std::cerr << "Usage: " << cmd << " address" << std::endl;
}

static void commandFinished() {
  commandRunning = false;
}

int main(int argc, char *argv[]) {
  if(argc != 2) {
    usage(argv[0]);
    std::exit(1);
  }

  Net::ThreadManager::get()->init();
  Client::InformationManager::get()->init();

  Common::ConfigManager::get()->finish();

  Common::ClientConnection *connection = new Common::ClientConnection;

  try {
    connection->connect(boost::asio::ip::tcp::endpoint(boost::asio::ip::address::from_string(argv[1]), 6666));

    std::cerr << "Connecting to " << argv[1] << "..." << std::flush;

    while(connection->isConnecting())
      usleep(100000);

    Common::RequestManager::get()->registerConnection(connection);

    commandRunning = true;
    Common::RequestManager::get()->sendRequest<Common::Requests::IdentifyRequest>(connection, boost::bind(&commandFinished));
    while(commandRunning) {
      usleep(100000);
    }

    std::cerr << " connected." << std::endl;
    std::cerr << "Receiving host list..." << std::flush;

    Client::InformationManager::get()->updateDaemonList(connection);

    while(Client::InformationManager::get()->isUpdating())
      usleep(100000);

    std::cerr << " done." << std::endl << std::endl;

    Client::CommandParser::get()->setConnection(connection);
    Client::CommandManager::get()->signalFinished().connect(&commandFinished);

    while(connection->isConnected()) {
      char *cmd = readline("mad> ");

      if(!cmd) {
        commandRunning = true;
        Client::CommandParser::get()->requestDisconnect();
      }
      else if(*cmd) {
        commandRunning = true;
        Client::CommandParser::get()->parse(cmd);
        add_history(cmd);
      }

      while(Client::CommandManager::get()->requestsActive())
        usleep(100000);
    }

    Common::RequestManager::get()->unregisterConnection(connection);
  }
  catch(Net::Exception &e) {
    Common::Logger::logf(Common::Logger::CRITICAL, "Connection error: %s", e.strerror().c_str());
  }

  delete connection;

  Common::Initializable::deinit();

  return 0;
}