var id = 0;

// Nazwy miesięcy
var monthNames =  ['Jan','Feb','Mar','Apr','Mei','Jun','Jul','Aug','Sep','Okt','Nov','Dec'];

function getDateTime()
{
	var date = new Date();
	var year = date.getFullYear();
	var month = date.getMonth();
	var day = date.getDate();
	var hour = date.getHours();
	var minutes = date.getMinutes();
	var sec = date.getSeconds();
	
	if ( minutes < 10 )
    	minutes = '0' + minutes;

	//12:05 Jul 28
	
	return hour + ':' + minutes + ' ' + monthNames[ month ] + ' ' + day;

}


$(function() {
    $("#text-submit").click(function()
    {
    	submit();
	return false;
    });
    
	$('#text-input').keyup(function(e)
	{
		if( e.keyCode == 13 )
		{
			submit();
		}
	});
	
	function submit()
	{
      if ($("#text-input").val()=="") return false;
      
      toggle_loading();
      add_message('user', $("#text-input").val());
      
      //odpowiedz od serwera
      $.ajax({
        type: "GET",
		cache: false,
        url: 'proxy.php?msg=' + $("#text-input").val(),
        success: function(output) {
        	output = replaceAll( output, 'Arial', '' );
        
    	    if (!check_if_url(output))
    	    {
        	$("#text-input").val("");
        	add_message('bot', output);
    	    }
            toggle_loading();
        },
        error: function(output) {
            $("#text-input").val("");
            add_message('bot', '...');
            toggle_loading();
        }        
      });

      return false;
    };

    $.ajax({
        type: "GET",
	cache: false,
        url: 'proxy.php?cmd=welcome',
        success: function(output) {
        	output = replaceAll( output, 'Arial', '' );
        
    	    if (!check_if_url(output))
    	    {
        	$("#text-input").val("");
        	add_message('bot', output);
    	    }
        },
        error: function(output) {
            $("#text-input").val("");
            add_message('bot', '...');
        }        
    });
    
        
    //$("#text-input").focus();
    return false;
    
});

function check_if_url(s)
{
	var txt = s.split("|@|");
    var url = txt[0];
    
    if ( url.indexOf('url=') != -1 )
    {
    	url = url.substr(4, url.length ); 
    
		if (window.opener) {
			if (  url.indexOf( dm ) != -1 )
			{
				window.opener.location.href =  url;
			}
			else
			{
				window.open( url,'640x480','width=640,height=480');
			}
		}
		else
		{
			window.open( url,'640x480','width=640,height=480');
		}
		
		if ( txt[1].length > 0 )
		{
			add_message('bot', txt[1] );
		}
		$("#text-input").val("");
		return true;
    }
    return false;
}



function replaceAll(haystack, needle, replacement)
{
    var strReplaceAll = haystack;
    var intIndexOfMatch = strReplaceAll.indexOf( needle );
     
    while (intIndexOfMatch != -1){
        strReplaceAll = strReplaceAll.replace( needle, replacement );
        intIndexOfMatch = strReplaceAll.indexOf( needle );
    }
    return strReplaceAll;
}

function add_message(who, message)
{
	var sAddOn = '';
	
	message = replaceAll( message, '|BR|', '<br />' );

   
	//musi byc w jednej linijce bo sie psuje w IE6
    
	if ( who == 'bot' )
	{
		$("#messages").append('<div style="display: none" class="balloon_1" id="msg_'+id+'">' + sAddOn + '<div class="balloon_balloon"></div><div class="balloon_header"></div><div class="balloon_content"><div class="balloon_content_2"><span class="name">' + getDateTime() + ' ' +botName+'</span> '+message+'</div></div><div class="balloon_footer"></div></div>');
	}
	else
	{
		$("#messages").append('<div style="display: none" class="balloon_2" id="msg_'+id+'"><div class="balloon_balloon"></div><div class="balloon_header"></div><div class="balloon_content"><div class="balloon_content_2"><span class="name">' + getDateTime() + ' '+userName+'</span> '+message+'</div></div><div class="balloon_footer"></div></div>');
    }
    
    
    $("div#msg_"+ id).fadeIn();
    id++;
}

var input_disabled = false;
function toggle_loading()
{
    if (!input_disabled)
    {
        $('#text-input').attr("disabled", true); 
        $('input#input_submit').attr("disabled", true); 
    }
    else
    {
        $('#text-input').removeAttr("disabled"); 
        $('input#input_submit').removeAttr("disabled"); 
        $('#text-input').focus();
    }
    input_disabled = !input_disabled;
    
    
        var pane = document.getElementById('messages');
    pane.scrollTop = pane.scrollHeight;
    }