////////////////////////////////////////////////////////////////////////////
// ricerca area dal codice
////////////////////////////////////////////////////////////////////////////

var fromcodeOverlay;

function overlayFromId() {

	var geo_id = $('#geo_data_from_geo_id').val();

	$.ajax({
		async:false,
		type:'GET',
		url:'ajax.php',
		data:'page=google_ajax_requests&geo_id='+geo_id,
		dataType:'json',
		success:function(response){
			var geotype = response['geotype'];
			var minx = response['minx'];
			var maxx = response['maxx'];
			var miny = response['miny'];
			var maxy = response['maxy'];

			// a causa di eventuali spazi e lettere accentate
			// sono costretto a scorrere i checkbox e paragonare gli id
			// (invece di identificare direttamente l'elemento tramite il suo id)
			//$('#'+geotype).attr('checked',true);
			$(legendDiv).find('input:checkbox').each(function(){
				var current_id = $(this).attr('id');
				if (current_id==geotype) $(this).attr('checked',true);
			});

			toggleOverlays();

			zoomToViewport(minx, maxx, miny, maxy);
		},
		error:function(){
			alert('area non trovata');
		}
	});
}


////////////////////////////////////////////////////////////////////////////
// geocoder
////////////////////////////////////////////////////////////////////////////

var gdir;

function showAddressWithComuni(address) {

	if (address!='') {

		var geocoder=new GClientGeocoder();


		var comune = $('#comune').val();
		if (comune) address+=', '+comune;
		else address+=address_suffix;


		geocoder.getLatLng(address,function(point) {
			if (!point) {
				alert(address+" not found");
			} else {
				map.setCenter(point, 13);
				var marker=new GMarker(point);
				map.addOverlay(marker);
				marker.openInfoWindowHtml(address);
			}
		});
	}
}


function setDirectionsWithComuni(fromAddress,toAddress,locale) {

	if (fromAddress!='' && toAddress!='') {

		var pathDiv = $('#gpath').get(0);
		$(pathDiv).show();


		gdir = new GDirections(map,pathDiv);
		GEvent.addListener(gdir,'error',handleErrorsWithComuni);


		var da_comune = $('#da_comune').val();
		if (da_comune) fromAddress+=', '+da_comune+' PI, italy';
		else fromAddress+=address_suffix;

		var a_comune = $('#a_comune').val();
		if (a_comune) toAddress+=', '+a_comune+' PI, italy';
		else toAddress+=address_suffix;

		//console.log(fromAddress+'|'+toAddress);

		gdir.load("from: "+fromAddress+" to: "+toAddress,{"locale": locale});
	}
}


function handleErrorsWithComuni() {
	if (gdir.getStatus().code == G_GEO_UNKNOWN_ADDRESS)
		alert("No corresponding geographic location could be found for one of the specified addresses. This may be due to the fact that the address is relatively new, or it may be incorrect.\nError code: " + gdir.getStatus().code);
	else if (gdir.getStatus().code == G_GEO_SERVER_ERROR)
		alert("A geocoding or directions request could not be successfully processed, yet the exact reason for the failure is not known.\n Error code: " + gdir.getStatus().code);
	else if (gdir.getStatus().code == G_GEO_MISSING_QUERY)
		alert("The HTTP q parameter was either missing or had no value. For geocoder requests, this means that an empty address was specified as input. For directions requests, this means that no query was specified in the input.\n Error code: " + gdir.getStatus().code);
	//else if (gdir.getStatus().code == G_UNAVAILABLE_ADDRESS)  <--- Doc bug... this is either not defined, or Doc is wrong
		//alert("The geocode for the given address or the route for the given directions query cannot be returned due to legal or contractual reasons.\n Error code: " + gdir.getStatus().code);
	else if (gdir.getStatus().code == G_GEO_BAD_KEY)
		alert("The given key is either invalid or does not match the domain for which it was given. \n Error code: " + gdir.getStatus().code);
	else if (gdir.getStatus().code == G_GEO_BAD_REQUEST)
		alert("A directions request could not be successfully parsed.\n Error code: " + gdir.getStatus().code);
	else
		alert("An unknown error occurred.");
}