/*
 * from noVNC: HTML5 VNC client
 * Copyright (C) 2012 Joel Martin
 * Licensed under MPL 2.0 (see LICENSE.txt)
 *
 * See README.md for usage and integration instructions.
 */

"use strict";
/*jslint bitwise: false, white: false */
/*global window, console, document, navigator, ActiveXObject */

// Globals defined here
var Log = {};

/* 
 * ------------------------------------------------------
 * Namespaced in Util
 * ------------------------------------------------------
 */

/*
 * Logging/debug routines
 */

Log._log_level = 'none';
Log.init_logging = function (level) {
    if (typeof level === 'undefined') {
        level = Log._log_level;
    } else {
        Log._log_level = level;
    }
    if (typeof window.console === "undefined") {
        if (typeof window.opera !== "undefined") {
            window.console = {
                'log'  : window.opera.postError,
                'warn' : window.opera.postError,
                'error': window.opera.postError };
        } else {
            window.console = {
                'log'  : function(m) {},
                'warn' : function(m) {},
                'error': function(m) {}};
        }
    }

    Log.Debug = Log.Info = Log.Warn = Log.Error = function (msg) {};
    switch (level) {
        case 'debug': Log.Debug = function (msg) { console.log(msg); };
        case 'info':  Log.Info  = function (msg) { console.log(msg); };
        case 'warn':  Log.Warn  = function (msg) { console.warn(msg); };
        case 'error': Log.Error = function (msg) { console.error(msg); };
        case 'none':
            break;
        default:
            throw("invalid logging type '" + level + "'");
    }
};
Log.get_logging = function () {
    return Log._log_level;
};

// Initialize logging level
Log.init_logging();