// Cyphesis Online RPG Server and AI Engine
// Copyright (C) 2000,2001 Alistair Riddoch
//
// 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 2 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, write to the Free Software Foundation,
// Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA


#include "client/ClientPropertyManager.h"
#include "client/Python_ClientAPI.h"

#include "rulesets/Python_API.h"

#include "common/globals.h"
#include "common/log.h"

#include <varconf/config.h>

#include <cassert>

static void usage(const char * prgname)
{
    std::cout << "usage: " << prgname << " [ [package.]function ]"
              << std::endl << std::flush;
}

STRING_OPTION(server, "localhost", "client", "serverhost",
              "Hostname of the server to connect to");

STRING_OPTION(account, "", "client", "account",
              "Account name to use to authenticate to the server");

STRING_OPTION(password, "", "client", "password",
              "Password to use to authenticate to the server");

STRING_OPTION(package, "", "client", "package",
              "Python package which contains the world initialisation code");

STRING_OPTION(function, "", "client", "function",
              "Python function to initialise the world");

int main(int argc, char ** argv)
{
    int config_status = loadConfig(argc, argv, USAGE_CLIENT); 
    if (config_status < 0) {
        if (config_status == CONFIG_VERSION) {
            reportVersion(argv[0]);
            return 0;
        } else if (config_status == CONFIG_HELP) {
            showUsage(argv[0], USAGE_CLIENT, "[ [package.]function]");
            return 0;
        } else if (config_status != CONFIG_ERROR) {
            log(ERROR, "Unknown error reading configuration.");
        }
        // Fatal error loading config file
        return 1;
    }

    int optind = config_status;

    assert(optind <= argc);

    if (optind == (argc - 1)) {
        std::string arg(argv[optind]);
        std::string::size_type pos = arg.rfind(".");
        if (pos == std::string::npos) {
            // std::cout << "function " << arg << std::endl << std::flush;
            function = arg;
        } else {
            package = arg.substr(0, pos);
            function = arg.substr(pos + 1);
            // std::cout << "module.function " << package << "." << function << std::endl << std::flush;
        }
    } else if (optind != argc) {
        usage(argv[0]);
        return 1;
    }

    bool interactive = global_conf->findItem("", "interactive");
    int status = 0;

    init_python_api(ruleset_name, false);
    extend_client_python_api();
    new ClientPropertyManager();

    if (interactive) {
        python_prompt();
    } else {
        std::map<std::string, std::string> keywords;
        keywords["account"] = account;
        keywords["password"] = password;
        keywords["host"] = server;
        python_client_script(package, function, keywords);
    }

    shutdown_python_api();

    return status;
}