/*
 *  This file is part of Deliantra clientV.
 *
 *  Copyright (©) 2017 Marek Olszewski <m.olszewski@wit.edu.pl>
 *
 *  Deliantra clientV is free software: you can redistribute it and/or
 *  modify it under the terms of the Affero 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 Affero GNU General Public Licens
 *  and the GNU General Public License along with this program. If not, see
 *  <http://www.gnu.org/licenses/>.
 *
 *  The authors can be reached via e-mail to <support@deliantra.net>
 */

function CSocket () {
    var ws   = WebSocket || MozWebSocket;
    var self = this;

    this.socket = new ws ("ws://" + server_host + "/ws");

    this.socket.onopen = function () {
        self.onOpen ();
    };

    this.socket.onclose = function () {
        self.onClose ();
    };

    this.socket.onmessage = function (evt) {
        self.onMessage (evt);
    };

    this.socket.onerror = function () {
        self.onError ();
    };
}

CSocket.prototype.events = {
    "open":    [],
    "close":   [],
    "error":   [],
    "message": [],
};

CSocket.prototype.send = function (s) {
    this.socket.send (s);
};

CSocket.prototype.addHandler = function (evt, cb) {
    if (isUndefined (this.events[evt])) {
        return this;
    }

    this.events[evt].push (cb);
    
    return this;
};

CSocket.prototype.onOpen = function () {
    this.fireEvent ("open");
};

CSocket.prototype.onClose = function () {
    this.fireEvent ("close");
};

CSocket.prototype.onMessage = function (evt) {
    this.fireEvent ("message", evt);
};

CSocket.prototype.onError = function () {
    this.fireEvent ("error");
};

CSocket.prototype.fireEvent = function (evt, o) {
    if (isUndefined (this.events[evt])) {
        return;
    }
    for (var i = 0; i < this.events[evt].length; ++i) {
        this.events[evt][i] (o);
    }
};