var remoteImport = false;
var parentElement = 'index_search_form';
var lastNazevSend = '';

// ziskani variable z url hash
String.prototype.getVr = function(p){
	var match = this.match(new RegExp("[?|&]?" + p + "(%5B%5D)?=([^&]*)"));
	if (!match) match = this.match(new RegExp("[?|&]?" + p + "[^=]{2}=([^&]*)"));
	else return match[2];
    return (match) ? match[1] : '';
}
function getParam (p) {
	var paramsString = window.location.hash;
	return paramsString.getVr(p);
}

function ssfSubmit() {
	if (parseInt(document.forms['ssf'].elements['ssf_count'].value) == 0) {
		alert("Zvolené kombinaci podmínek nevyhovuje žádný zájezd!\n"
			+ "Vyberte, prosím, jiné podmínky.");
		return false;
	}
	if ($('#ssf_cisloZajezdu').val()) {
		window.location.href = 'http://' + location.hostname + '/' + parseInt($("#ssf_cisloZajezdu").val()) + '/';
		return false;
	}
	return true;
}


function ssfReset() {
	document.forms['ssf'].reset();
	$('#'+parentElement+' select').attr("disabled","");
	$('#'+parentElement+' input[type=text],input[type=checkbox]').attr("disabled","");
	removeInput('cisloZajezdu');
	removeInput('zamereni');
	removeInput('nazev');
	ssfRefresh();
}

function ssfReload() {
	var cook;// = getCookie('ssf_data');
	//alert(cook);
	if (cook && cook.length > 10) {
		parts = cook.split("|");
		for(var i=0; i<parts.length; i++) {
			param = parts[i].split(":");
			if (param[1] != "") {
				pName = param[0] + '[]';
				if (el = document.forms['ssf'].elements[pName]) {
					for(var o=0; o<el.options.length; o++) {
						if (el.options[o].value == param[1]) {
							el.options[o].selected = true;
							break;
						}
					}
				}
				else if(param[0] == "lm" && param[1] == "1") {
					document.forms['ssf'].elements['lm'].checked = true;
				}
			}
		}
		ssfRefresh();
	}
	else {
		document.forms['ssf'].reset();
		ssfRefresh();
	}
}

var showProgress = true;
var urlHash = 'xxx';
var homePage = true;

function ssfRefresh() {
	var data = gatherFormData(document.forms['ssf']);
	document.location.hash = data;
	urlHash = "#"+data;
	ajaxSearch(data);
	return true;
}

function ssfForceRefresh(data) {
	$('#ssf_nazev').val(getParam('nazev'));
	ajaxSearch(data);
	return true;
}

function beginSearch () {
	$('#ssf_count').html("vyhledávám ...");
	window.showProgress = true;
	ssfProgress();

}

function ajaxSearch(data) {
	if (remoteImport) {
		beginSearch();
		$.ajax({
			url: 'https://inc.zajezdy.cz/inc/ssf.php?rand='+(Math.random()*9)+"&"+data+'&jsoncallback=?',
			dataType: 'jsonp',
			success: populateJsonSsfForm
		});
	}
	else {
		ssfHttp = getHTTPObject();
		if (ssfHttp) {
			beginSearch();
			
			ssfHttp.open("POST", "/inc/ssf.php?rand="+(Math.random()*9)+"&"+data, true);
			ssfHttp.setRequestHeader('Content-Type','application/x-www-form-urlencoded');
			ssfHttp.send("");
			
			ssfHttp.onreadystatechange = populateSsfForm;		
		}
	}
}

function ssfProgress() {
	if (window.showProgress) {
		ih = document.getElementById('ssf_count').innerHTML;
		if (ih.length > 18) {
			document.getElementById('ssf_count').innerHTML = "vyhledávám .";
		}
		else {
			document.getElementById('ssf_count').innerHTML += ".";
		}
		window.setTimeout(ssfProgress, 1000);
	}
	else {
		document.getElementById('ssf_count').innerHTML = window.pocet;
	}
}

var ssfParams = new Array('zamereni', 'zeme', 'destinace', 'doprava', 'odjezdInterval', 'maxCena', 'strava');

function populateJsonSsfForm(data) {
	window.showProgress = false;
	
	if (!(data.xml)) {
		return true;
	}
	
	if (window.DOMParser)
	{
		parser=new DOMParser();
		xmldoc=parser.parseFromString(data.xml,"text/xml");
	}
	else // Internet Explorer
	{
		xmldoc=new ActiveXObject("Microsoft.XMLDOM");
		xmldoc.async="false";
		xmldoc.loadXML(data.xml);
	} 
	zpracujXml(xmldoc);
}

function populateSsfForm() {
	
	if (ssfHttp.readyState == 4) {
		
		window.showProgress = false;
		
		if (ssfHttp.status != 200) {
			return true;
		}
		//alert(ssfHttp.responseText);
		
		xmldoc = ssfHttp.responseXML;
		if(!xmldoc) {
			return true;
		}
		zpracujXml(xmldoc);

	}
}

function zpracujXml(xmldoc) {
	// pocet vyhovujicich zajezdu
	countEl = xmldoc.getElementsByTagName("count").item(0);
	window.pocet = countEl.firstChild.nodeValue;
	document.getElementById('ssf_count').innerHTML = window.pocet;
	document.forms['ssf'].elements['ssf_count'].value = window.pocet;
	
	if (parseInt(pocet) == 0) {
		alert("Zvolené kombinaci podmínek nevyhovuje žádný zájezd!\n"
			+ "Vyberte, prosím, jiné podmínky.");
		return true;
	}
	
	//jsou k dispozici LM
	lmEl = xmldoc.getElementsByTagName("lm").item(0);
	if (lmEl.firstChild.nodeValue.indexOf("true") < 0) {
		document.getElementById('ssf_lm').style.visibility = 'hidden';
	}
	else {
		document.getElementById('ssf_lm').style.visibility = 'visible';
	}
	
	for (var i=0; i<ssfParams.length; i++) {
		
		selectedIndex = 0;
		
		if (select = document.getElementById(('ssf_' + ssfParams[i]))) {
			var newOptions = new Array();
			
			source = xmldoc.getElementsByTagName(ssfParams[i]).item(0);
			opts = source.getElementsByTagName("option");
			for(var o=0; o<opts.length; o++) {
				node = opts.item(o);
				newOpt = document.createElement("option");
				
				label = node.attributes.getNamedItem("label").nodeValue;
				newOpt.appendChild(document.createTextNode(label));
				
				atr = document.createAttribute("value");
				atr.value = node.attributes.getNamedItem("value").nodeValue;
				newOpt.setAttributeNode(atr);
				
				// vybrany option
				if (selected = node.attributes.getNamedItem("selected")
						&& selectedIndex == 0)
				{
					selectedIndex = o;
				}
				
				if (cls = node.attributes.getNamedItem("class")) {
					atr = document.createAttribute("class");
					atr.value = cls.nodeValue;
					newOpt.setAttributeNode(atr);
					
					if (cls.nodeValue == "gray") {
						atr = document.createAttribute("disabled");
						atr.value = "true";
						newOpt.setAttributeNode(atr);
					}
				}
				// u cenovych polozek zarovnavani doprava
				/*
				else if (ssfParams[i] == "maxCena" && label != "nerozhoduje") {
					atr = document.createAttribute("class");
					atr.value = "ssf_cena";
					newOpt.setAttributeNode(atr);
				}
				*/   				
				newOptions[o] = newOpt;
			}
			
			while(select.hasChildNodes()) {
				select.removeChild(select.firstChild);
			}
			for(var o=0; o<newOptions.length; o++) {
				select.appendChild(newOptions[o]);
			}
			
			select.options[selectedIndex].selected = true;	
			/*		
			if (ssfParams[i]=='zeme') {
				if (selectedIndex > 0)
					$('#div_ssf_destinace').slideDown();
				else
					$('#div_ssf_destinace').slideUp();
			}
			*/
		}
	}
}

function gatherFormData(form){
	var str = "";
	for(i=0; i<form.elements.length; i++) {
		el = form.elements[i];
		if (el.type != "button" && el.type != "reset"
				&& el.type != "submit" && el.name != "")
		{
			if (el.type == "radio" || el.type == "checkbox") {
				if (el.checked) {
					str += el.name + "=" + encodeURIComponent(el.value) + "&";
				}
			}
			else if(el.type == "select-one") {
				x = 0;
				while (op = el.options[x]) {
					if (op.selected) {
						str += el.name + "=" + encodeURIComponent(el.options[x].value) + "&";
					}
					x++;
				}
			}
			else {
				if (el.name != 'ssf_count' && el.name != 'thru')
					str += el.name + "=" + encodeURIComponent(el.value)+"&";
			}
		}
	}
	return str;
}

function advancedSearch (odkaz) {
  var link = '?';
  var element;
  for(i=0;i<ssfParams.length;i++) {
    element = document.getElementById('ssf_'+ssfParams[i]);
    if (element && element.value) {
      link += ssfParams[i]+'[]='+element.value+'&';
    }
  }
  element = document.getElementById('lm_check');
  if (element && element.checked) {
    link += 'lm=1';
  }  
  if (link != '?') {
    location.href=odkaz+link;
    return false;
  }
  else return true;
}

function addInput(parametr,force) {
	$('#button_'+parametr).hide();
	var display = false;
	$('#ssf_buttons a').each(function() {
		if ($(this).css('display') != 'none') display = true;
	});
	if (!display) $('#ssf_buttons').hide();
	var added = '<div id="input_'+parametr+'" style="display: none;';
	if (parametr == 'cisloZajezdu') {
		added += 'padding: 10px 0;';
		if ($('#index_search_form').length == 0)
			added += 'padding-right: 5px;';		
	}
	
	added += '"><label for="ssf_'+parametr+'">';
	if (parametr == 'zamereni') added += 'Typ zájezdu :';
	else if (parametr == 'cisloZajezdu') added += 'Číslo zájezdu :';
	else if (parametr == 'nazev') added += 'Název hotelu:';
	added += '</label> ';
	if (parametr == 'zamereni') {
		added += '<select class="added_selectbox" name="'+parametr+'[]" id="ssf_'+parametr+'" onchange="ssfRefresh(this);">';
		added += '<option value="" selected="selected">nerozhoduje</option>';
		added += '<option value="" class="gray" disabled="disabled">-------------------------------------</option>';
		added += '</select>';
	}
	else if (parametr == 'cisloZajezdu') {
		added += '<input name="'+parametr+'" style="width: ';
		if ($('#index_search_form').length > 0)
			added += '179';
		else
			added += '115';
		added += 'px;" id="ssf_'+parametr+'" value="" type="text" class="input">';
	}
	else if (parametr == 'nazev') {
		added += '<input name="nazev" style="width: ';
		if ($('#index_search_form').length > 0)
			added += '179';
		else
			added += '115';
		added += 'px;" id="ssf_'+parametr+'" value="" type="text" class="input" onkeyup="javascript: var aktVal = $(this).val(); setTimeout(function(){ if (aktVal == $(\'#ssf_nazev\').val() && lastNazevSend != $(\'#ssf_nazev\').val()) { ssfRefresh(); lastNazevSend = $(\'#ssf_nazev\').val(); } },1000);">';
	}
	added += ' <a class="ssf_minus" style="text-decoration: none; position: relative;" href="#" onclick="javascript: return removeInput(\''+parametr+'\');"><img src="https://inc.zajezdy.cz/img/minus.gif" alt="-" border="0" /></a>';
	added += '</div>';
	if (parametr == 'cisloZajezdu')
		$('#ssf_buttons').after(added);
	else
		$('#ssf_inputs').append(added);	
	
	if (!force)
		ssfRefresh(document.getElementById('ssf_'+parametr));
	
	$('#input_'+parametr).show('fast');
	if (parametr == 'cisloZajezdu' || $('#input_cisloZajezdu').length) {
		$('#simple_search_form select').attr("disabled","disabled");
		$('#simple_search_form input[type=text],input[type=checkbox]').attr("disabled","disabled");
		$('#simple_search_form #input_cisloZajezdu input[type=text]').attr("disabled","");
	}
	if (parametr == 'cisloZajezdu' || parametr == 'nazev')
		$('#ssf_'+parametr).focus();
	
	return false;
}

function removeInput(parametr,force) {
	if (parametr == 'cisloZajezdu') {
		$('#simple_search_form select').attr("disabled","");
		$('#simple_search_form input[type=text],input[type=checkbox]').attr("disabled","");
	}
	if ($('#input_'+parametr).length) {
		$('#ssf_buttons').show();
		$('#button_'+parametr).show('fast');
		$('#input_'+parametr).remove();
		if (!force) ssfRefresh();
	}
	return false;
}

// neni vykonan pri cross-domain
function resizeBoxes() {
	var sirka = screenWidth();
	if (sirka <= 1024) {
		$('#index_catalogue_list').css('width','41%');
		$('#index_search_form').css('width','58%');
	}
	else {
		$('#index_catalogue_list').css('width','');
		$('#index_search_form').css('width','');
	}
	var vyska1, vyska2;
	$('#index_catalogue_list').css('height','');
	$('#index_catalogue_list_inner').css('height','');
	vyska1 = $('#index_search_form').height();
	vyska2 = $('#index_catalogue_list').height();	
	if (vyska1 > vyska2-5) {
		$('#index_catalogue_list').height(vyska1-5);
		$('#index_catalogue_list_inner').height(vyska1-5);
	}
}

function checkHash(){
  // kontrola jestli se zmenila kotva
  var porovnej = urlHash.replace(/%2C/g,",");
  var hash = document.location.hash.replace(/%2C/g,",");
  if(porovnej != hash && document.location.hash!=""){
  	 urlHash = document.location.hash; // nastavime zmenenou kotvu
    homePage = false; // uz byla ajaxem volana jina stranka
    
    if (urlHash.search('zamereni') != -1) {
    	if(!$('#input_zamereni').length)
			addInput('zamereni', true);
    }
    else removeInput('zamereni', true);
    
    if (urlHash.search('cisloZajezdu') != -1) {
    	if(!$('#input_cisloZajezdu').length)
			addInput('cisloZajezdu', true);
    }
    else removeInput('cisloZajezdu', true);
    
    if (urlHash.search('nazev') != -1) {
    	if(!$('#input_nazev').length)
			addInput('nazev', true);
    }
    else removeInput('nazev', true);
    
    if (urlHash.search('lm=1') != -1) {
		$('#lm_check').attr('checked', true);
    }
    else
		$('#lm_check').attr('checked', false);
    
    ssfForceRefresh(urlHash.substring(1));
  }
  // pokud byl navrat na uvodni stranku
  if(document.location.hash=="" && homePage==false){
    document.location.reload();  // reloadujeme stranku
    homePage = true;  // aby se cyklicky nevracel na stranku
  }
}

function remoteHtmlForm(idElementu) {	
	remoteImport = true;
	parentElement = idElementu;
	$.ajax({
		url: 'https://inc.zajezdy.cz/inc/ajax/import_search_form.php?hash='+(Math.random()*9)+'&jsoncallback=?',
		dataType: 'jsonp',
		success: function(data) {
			$('#'+idElementu).html(data.html); 
			doOnLoad();
		}
	});
}

function doOnLoad() {
	if (document.location.hash == '') {
		document.forms['ssf'].reset();
		$('#'+parentElement+' select').attr("disabled","");
		$('#'+parentElement+' input[type=text],input[type=checkbox]').attr("disabled","");
	}
	if (remoteImport&& document.location.hash == '') {
		ssfForceRefresh('');
	}
}

setInterval("checkHash()", 300);

window.onload=function(){
	if (!remoteImport) {
	doOnLoad();
	}
} 

$(document).ready(function() {
	if (!remoteImport) {
		resizeBoxes();
		
		// IE FIX
		$('#ssf_buttons').css('position','absolute');
		$('div.submit').css('position','absolute');
		$('#ssf_buttons').css('position','relative');
		$('div.submit').css('position','relative');
		// IE FIX - end
	}
});
/*
$(window).resize(function(){
	resizeBoxes();
});
*/