/** BSD-2-Clause license
 *
 * Copyright (c) 2018-2023 NST <www.newinfosec.ru>, smake <smake at ya dot ru>.
 *
 */

webrdp.o2s = function(obj, depth) {
	depth = depth || [];
	if (depth.contains(obj)) {
		return '{SELF}';
	}
	switch (typeof(obj)) {
		case 'undefined':
			return 'undefined';
		case 'string':
			return '"' + obj.replace(/[\x00-\x1f\\"]/g, escape) + '"';
		case 'array':
			var string = [];
			depth.push(obj);
			for (var i = 0; i < obj.length; ++i) {
				string.push(webrdp.o2s(obj[i], depth));
			}
			depth.pop();
			return '[' + string + ']';
		case 'object':
		case 'hash':
			var string = [];
			depth.push(obj);
			var isE = (obj instanceof UIEvent);
			Object.each(obj, function(v, k) {
				if (v instanceof HTMLElement) {
					string.push(k + '={HTMLElement}');
				} else if (isE && (('layerX' == k) || ('layerY' == k) ('view' == k))) {
					string.push(k + '=!0');
				} else {
					try {
						var vstr = webrdp.o2s(v, depth);
						if (vstr) {
							string.push(k + '=' + vstr);
						}
					} catch (error) {
						string.push(k + '=??E??');
					}
				}
			});
			depth.pop();
			return '{' + string + '}';
		case 'number':
		case 'boolean':
			return '' + obj;
		case 'null':
			return 'null';
	}
	return null;
};

webrdp.Log = new Class({
	initialize: function() {
		this.ws = null;
		this.history = [];
		this.loglevel = null;
	},
	_p: function(pfx, a) {
		var line = '';
		var i;
		for (i = 0; i < a.length; ++i) {
			switch (typeof(a[i])) {
				case 'string':
				case 'number':
				case 'boolean':
				case 'null':
					line += a[i] + ' ';
					break;
				default:
					line += webrdp.o2s(a[i]) + ' ';
					break;
			}
		}
		if (0 < line.length) {
			this.ws.send(pfx + line);
		}
	},
	drop: function() {
	},
	debug: function() {
		if (this.loglevel == "debug") {
			var entry = {
				"date": new Date(),
				"logtype": arguments.callee.name,
				"direction": arguments[0],
				"data": arguments[1]
			}
			this.history.push(entry);
		}
	},
	info: function() {
		if (this.ws) {
			var a = Array.prototype.slice.call(arguments);
			a.unshift('I:');
			this._p.apply(this, a);
		}
	},
	warn: function() {
		if (this.ws) {
			var a = Array.prototype.slice.call(arguments);
			a.unshift('W:');
			this._p.apply(this, a);
		}
	},
	err: function() {
		if (this.ws) {
			var a = Array.prototype.slice.call(arguments);
			a.unshift('E:');
			this._p.apply(this, a);
		}
	},
	show: function(count) {
		if (!count) {
			var count = 30;
		}
		var first = this.history.length - count > 0 ? this.history.length - count : 0;
		for (var i = first; i < this.history.length; i++) {
			var h = this.history[i];
			var header = '[' + h.date.toLocaleTimeString('ru') + '.' + h.date.getMilliseconds() + ']';
			var header = '[' + h.date.toLocaleTimeString('ru') + '.' + h.date.getMilliseconds() + ']';
			header += '[' + h.logtype + '] ' + h.direction + ':';
			console.log(header);
			console.hex(h.data);
		}
	},
	setWS: function(_ws) {
		this.ws = _ws;
	}
});