// JavaScript Document

var checkText = '';
var sugImgPath = 'efa/img/sug/';
var sendOdvSuggestMin = '3';
var sendOdvSuggestMax = '7';
var lastOdvPoints = 'true';

function odvSuggest(event, value, usage){
   if(event.keyCode == 38 || event.keyCode == 40 || event.keyCode == 27) {
      return false;
   }
	checkText = value;
	window.setTimeout(
      function(){
         if(checkText != value){
			   return false
			}
			sendOdvSuggest(value, usage)
   }, 600);
}

function sendOdvSuggest(value, usage){
//Control sendOdvSuggestMax and sendOdvSuggestMax from Def Date
   if(value.length >= sendOdvSuggestMin){//&& value.length < 7
      var URL = suggestURL;
		var _params = {
			language: 'de',
			locationServerActive: '1',
			anyObjFilter_sf: 126, //10, //$('#anyObjFilter_origin').val()
         SpEncId: 0,
			itdLPxx_usage: usage,
         anyMaxSizeHitList: '50',
         useHouseNumberList: 'true',
			type_sf: 'any',   
			name_sf: value,
			itdLPxx_checkText: value, 
         reducedAnyWithoutAddressObjFilter_sf: '103',
         reducedAnyPostcodeObjFilter_sf: '64',
         reducedAnyTooManyObjFilter_sf: '2',
         stateless: '1',
         outputFormat: 'JSON'
      }
      if (document.getElementById('SpEncId')) {
         _params.SpEncId = jQuery('#SpEncId').attr('value');
      }
      // set region filter 
      if (jQuery('.regionFilter:checked').length > 0) {
         _params.regionID_sf = jQuery('.regionFilter:checked').attr('value');
      }
		checkText = value;
		var _ajax = mdvLib.ajax({ host: URL, parameters: _params, onComplete: odvSuggest_onAjaxComplete});

	} else {
		if(document.getElementById('odvOverlay')){
			$('#odvOverlay').remove();
		}
	}
};

/* this function creates the odv suggest overlay */
function odvSuggest_onAjaxComplete(response){
 	var json = null;
 	var efa = null;
    if (response.responseText) {
 		json = response.responseText;
 	}
 	eval('efa = ' + json + ';'); 	
	var usage = efa.parameters[1].value;
	if($('#odvOverlay')){
		$('#odvOverlay').remove();
	}
	if(!efa.stopFinder){
		return false;
	}
	var length = 0;
   if (efa.stopFinder.points.length != null) length = efa.stopFinder.points.length;
   //var length = efa.stopFinder.length
	if(efa.stopFinder.point){
		length = 1;
	}
	//efa.stopFinder.sort(sortContent);

// sort result list if more than one hit 
	if(length > 1){
		efa.stopFinder.points.sort(typeComparison);
      //efa.stopFinder.sort(typeComparison);
	}
   var results = '';
	if(efa.stopFinder.points.length > 1){	
      for(i=0;i < efa.stopFinder.points.length; i ++) {
         var point =  efa.stopFinder.points[i];
         var stateless=  point.stateless;            // alert(point.stateless);
   
      //for(i=0;i < length; i ++){
      //   var point =  efa.stopFinder[i] || efa.stopFinder.point;
      //   var stateless=  point.stateless;
   			
         if(point.type=='street' && !ptRef.coords){
            break;
   		}
   		var type = "\'any\'"; 
         var add= '';
         var txt = point.name;
               
         if(point.anyType =='loc'){
            txt = point.ref.place;
         }
   
   		switch(point.anyType){
            case 'stop': add = '<img src=\"' + sugImgPath + 'stop.png\">';
   				break;
   			case 'poi': add = '<img src=\"' + sugImgPath + 'pin.png\">';
   				break;
   			case 'street': add = '<img src=\"' + sugImgPath + 'address.png\">';
   				break;
   			case 'address': add = '<img src=\"' + sugImgPath + 'address.png\">';
   				break;
   			default: add = '<img src=\"' + sugImgPath + 'address.png\">';
   				break;
   		}
         //var href ="javascript:submitPoint('"+stateless+"','"+usage+"','"+escape(txt)+"')";
         var href = 'javascript:submitPoint(\''+stateless+'\',\''+usage+'\',\''+(txt)+'\');';
         var pointDiv = "<div id=\"sug_" + i + "\" class=\"\"><a href=\"" + href +"\" class=\"sugFo\">" + add + "<span>" + txt + "</span></a></div>";
         results = results.concat(pointDiv);
   	}
  	} else if (efa.stopFinder.points.point.stateless) { //  efa.stopFinder.points.length == 1
      i = 0;
      var point =  efa.stopFinder.points.point;
      var stateless=  point.stateless;            // alert(point.stateless);
      var txt = point.name;
      if(point.anyType =='loc') { txt = point.ref.place; }
      var add= '';
		switch(point.anyType){
         case 'stop': add = '<img src=\"' + sugImgPath + 'stop.png\">';
				break;
			case 'poi': add = '<img src=\"' + sugImgPath + 'pin.png\">';
				break;
			case 'street': add = '<img src=\"' + sugImgPath + 'address.png\">';
				break;
			case 'address': add = '<img src=\"' + sugImgPath + 'address.png\">';
				break;
			default: add = '<img src=\"' + sugImgPath + 'address.png\">';
				break;
		}
      var href = 'javascript:submitPoint(\''+stateless+'\',\''+usage+'\',\''+(txt)+'\');';
      var pointDiv = "<div id=\"sug_" + i + "\" class=\"\"><a href=\"" + href +"\" class=\"sugFo\">" + add + "<span>" + txt + "</span></a></div>";
      results = results.concat(pointDiv);
/*      i = 0;
      var point =  efa.stopFinder.points.point;
      var stateless=  point.stateless;            // alert(point.stateless);
      var txt = point.name;
      if(point.anyType =='loc') { txt = point.ref.place; }
      submitPoint("'"+stateless+"'","'"+usage+"'","'"+(txt)+"'");
/*
*/
      

   }
   //results = "<span class=\"odvsuggest\">"+results+"</span>"; 
	var odvSuggest = document.createElement('div');
	odvSuggest.id='odvSg';
   odvSuggest.innerHTML = results;
    
	var odvSuggestDiv = document.createElement('div');
	odvSuggestDiv.className='odvSg';
	odvSuggestDiv.id='odvOverlay';
	
   $(odvSuggestDiv).insertAfter($('#namef_' + usage));
	
	$("#odvOverlay").append(odvSuggest);
	$("#odvOverlay").css('zIndex','990');
};

function sortContent(a, b)	{
   return a.name > b.name; 
}
function typeComparison(a, b)	{
	if(a.anyType == 'loc')       { a.sortPos = 2 }
	else if(a.anyType == 'stop') { a.sortPos = 1 }
	else if(a.anyType == 'poi')  { a.sortPos = 3 } 
   else                         { a.sortPos = 4 } 
    
	if(b.anyType == 'loc')       { b.sortPos = 2 } 
   else if(b.anyType == 'stop') { b.sortPos = 1 } 
   else if(b.anyType == 'poi')  { b.sortPos = 3 } 
   else                         { b.sortPos = 4 }
    
   return a.sortPos > b.sortPos; 
}


function insertAfter(parent, node, referenceNode) {
  if (parent && node && referenceNode) {
    parent.insertBefore(node, referenceNode.nextSibling);
  }
}


//function submitPoint(stateless,usage,row){
function submitPoint(stateless,usage,row){
    if($("#namefState_" + usage).val() != "empty"){
        $('#namef_' +usage).val(stateless); 
        alert($('#namef_' +usage).val()+':'+usage);
    }
    else{
        $('#namefInfo_' +usage).val(stateless);   
        $('#namef_' +usage).val(row);  //alert($('#namef_' +usage).find('a').val() +' | '+ row);
    }                                      
    if (usage == 'origin')             $("#namef_destination").focus(); 
    else if (usage == 'destination')   $("#itdDateDayMonthYear").focus();  
    sugFocusId = -1         
}
function removeSuggest() {
	if($('#odvOverlay')){
		$('#odvOverlay').remove();
	}
}
// changes onBlur the color and value of the odv inputfields
function odvStdText(id){
    var origin = $("#namef_origin")[0];
    var destination = $("#namef_destination")[0];
    var via = $("#namef_via")[0];
    
    if(id == origin.id && origin.value == ""){
        origin.value = origValue;
        origin.style.color = "gray";
    }
    else if(id == destination.id && destination.value == ""){
        destination.value = destValue; 
        destination.style.color = "gray";
    }
    //else if(via && id == via.id && via.value == ""){
    //    via.value = viaValue; 
    //    via.style.color = "gray";
    //}
}

var sugFocusId = -1;

// some functions which will be called when the document is ready
$(document).ready(function() {

    // the individual behaviors when some keys will be pressed
    $(document).keyup(function(event){
        if($('#sug_0')[0] && (event.keyCode == 40 || event.keyCode == 38)){        
            var parentSg = $('#odvSg')[0];
            var counter = parentSg.childNodes.length;
            // check if cursor key were used
            //down
        	if(event.keyCode == 40){
                if(sugFocusId < counter -1){
                    sugFocusId++;
                    $('div.actSug').removeClass('actSug');
                    $('#sug_' + sugFocusId)[0].className='actSug';
                    $('#sug_' + sugFocusId)[0].firstChild.focus()
                }
        	}
            //up
            else if(event.keyCode == 38 && sugFocusId > 0){
                sugFocusId--;
                $('div.actSug').removeClass('actSug');
                $('#sug_' + sugFocusId)[0].className='actSug';
                $('#sug_' + sugFocusId)[0].firstChild.focus()  
            }
        }
        if(($('#sug_0')[0] && event.keyCode == 27)){
            var from = $("#namef_origin")[0];
            var to = $("#namef_destination")[0];
            
            var sug = $(".odvSg");  
            for(i = 0; i < sug.length; i++){
                sug[i].style.display = "none";
            }
        }   
    });
      
    $('.enterPoint').focus(function() {
        sugFocusId = -1
    });


    
});