var INPUT_ADDRESSES_COUNT = 2;                                        //numero di TextBox utilizzate [Costante];
  var ID_PREFERENCE = "preference";
  
  var arrayAddressesIndex = -1;                                         //indice di riferimento dell'indirizzo che si sta parserizzando;
  var currentInputAddress;                                              //attuale indirizzo inserito dall'utente da parserizzare;  
  var currentIdInputAddress;                                            //attuale id dell'indirizzo inserito dall'utente da parserizzare;
                                            
  var arrayAddressProcessed = new Array();

     
  var textCollectionProcessed = new Array(INPUT_ADDRESSES_COUNT);
      textCollectionProcessed[0] = 0;
      textCollectionProcessed[1] = 0;
  
  //------------------------------------------------------------------------------------------------------------    
  //costruttore per inizializzare il singolo indirizzo; 
  function addressObjJs(obj)
  {
    this.latitude = 0;
    this.longitude = 0;
    if( obj.Point != null )
    {
      this.latitude = obj.Point.coordinates[1];
      this.longitude = obj.Point.coordinates[0];
      this.addressValue = obj.address;
    }
    else
      this.addressValue = obj;
  } 
  
  
  //costruttore per inizializzare il vettore degli indirizzi trovati;   
  function addressesObjJs(idInputAddress)
  {
    this.idInputAddress = idInputAddress;
    this.addresses = new Array();
  }   
  
  // inizializzo vettore di flag che mi serve per vedere se ho gia' parserizzato l'indirizzo.
  // inizializzo pure l'indice dell'array degli indirizzi parserizzati.
  function initialization()
  {
    for(var i=0; i < textCollectionProcessed.length; i++)
      textCollectionProcessed[i] = 0;
      
    arrayAddressesIndex = -1;
  }
  //------------------------------------------------------------------------------------------------------------
  
function calculateItinerary()
{  
   for(var i=0; i < textCollection.length; i++)
   {     
     if (textCollectionProcessed[i] == 1)
       continue;
       
     currentInputAddress = textCollection[i].value;
     currentIdInputAddress = textCollection[i].id;  
    
     if(textGoogleSearchCollection[i].value == 'false')  
     {
       var addressObj = new addressObjJs(currentInputAddress);  
       var addressesObj = new addressesObjJs(currentIdInputAddress);
       addressesObj.addresses.push(addressObj);
       arrayAddressesIndex++;
       arrayAddressProcessed[arrayAddressesIndex] = addressesObj;
       textCollectionProcessed[i] = 1;
       continue;
     }
  
     geocoder.getLocations(currentInputAddress, callbackGeocoder);
     textCollectionProcessed[i] = 1;
     return; 
   }
   showResults();   
}

function callbackGeocoder(response) 
{
    if (!response || response.Status.code != 200) 
    {
      showInformationPanel("Non &egrave; stata trovata nessuna corrispondenza per i parametri richiesti di partenza e/o destinazione."); 
      return;
    } 
    else     
    {       
       arrayAddressesIndex++;    
       var addressesObj = new addressesObjJs(currentIdInputAddress);
       
       if (response.Placemark.length == 1)
       {                
         var addressObj = new addressObjJs(response.Placemark[0]);
         addressesObj.addresses.push(addressObj);                                    
       }
       else
       {            
         for(k=0; k < response.Placemark.length; k++)
         {      
           var addressObj = new addressObjJs(response.Placemark[k]);
           addressesObj.addresses.push(addressObj);     
         }                              
       }
       
       arrayAddressProcessed[arrayAddressesIndex] = addressesObj;
       calculateItinerary();
    } 
}


function showResults()
{
   for(i=0; i < arrayAddressProcessed.length; i++)
   {
     var idInputAddress = arrayAddressProcessed[i].idInputAddress;
     if(arrayAddressProcessed[i].addresses.length > 1)
     {       
       populateTextObj(idInputAddress, i, 0);
       document.getElementById("addToPoiUser_" + (i + 1)).style.display = "inline";
       
       var content = "<h1>Forse cercavi:</h1>";
       content += "<a class='btnClose' href='javascript:hideAddressesPanel(\"\");'>chiudi</a>";
       content +='<ul>';
       for(j=1; j < arrayAddressProcessed[i].addresses.length; j++)
       {
        content += "<li class=" + (j%2 == 0 ? 'odd' : 'even') + "><a href=\"javascript:populateTextObj('" + idInputAddress + "', '" + i + "', '" + j + "');\">" + arrayAddressProcessed[i].addresses[j].addressValue + "</a></li>";
       }
       content +='</ul>';
       setInnerHTML(ID_CHOOSE_LIST_ADDRESSES, content);
              
 
       showAddressesPanel(arrayAddressProcessed[i].idInputAddress);
       hideWaitPanel();
       initialization();
       
       return;
     }
     else
     {
       populateTextObj(idInputAddress, i, 0); 
       document.getElementById("addToPoiUser_" + (i + 1)).style.display = "inline";
     } 
   }
   
   setMapLayout(1);
   mapManager.SetDeparture(arrayAddressProcessed[0].addresses[0].addressValue);
   mapManager.SetArrival(arrayAddressProcessed[1].addresses[0].addressValue);
   mapManager.GetItinerary(new Array(arrayAddressProcessed[0].addresses[0].addressValue, arrayAddressProcessed[1].addresses[0].addressValue), getRadioValue('typedistance'), getSelectValue(ID_PREFERENCE));

   var contentItinerary = "<img src='images/ico_departure.gif' />  <small>" + arrayAddressProcessed[0].addresses[0].addressValue + "</small><br />";
       contentItinerary += "<img src='images/ico_arrival.gif' />  <small>" + arrayAddressProcessed[1].addresses[0].addressValue + "</small>";
   setInnerHTML(ID_MAP_HEADER, contentItinerary);        
}

function populateTextObj(idObj, indexI, indexJ)
{
  setObjValue(idObj + "_lat", arrayAddressProcessed[indexI].addresses[indexJ].latitude); 
  setObjValue(idObj + "_lon", arrayAddressProcessed[indexI].addresses[indexJ].longitude);
  setTextBox(idObj, arrayAddressProcessed[indexI].addresses[indexJ].addressValue, '');
  
  if(getById(idObj).value != "" && getById(idObj).value != MESSAGES['commons.label.defaulttextobjaddress'])
     getById('clearButton_1').src = "images/ico_delete.gif";
     
  hideAddressesPanel();
}