var lanchester;
if(!lanchester) lanchester = {};
if(!lanchester.hdj) lanchester.hdj = {};
lanchester.hdj.RouteMap = {};

(function(){
	var directionsDisplay;
	var directionsService;
	var mapObj;
	var destMarker;
	var startMarker;
	var startLatLng;
	var destLatLng;
	var mainInfoWindow;
	var routes;

	function setMap(map_id,panel_id,center,options){
		var mapOptions = {
			zoom: 17,
			center: center,
			mapTypeControl : true,
			navigationControl : true,
			scrollwheel: false,
			mapTypeId: google.maps.MapTypeId.ROADMAP
		};
		mapObj = new google.maps.Map(document.getElementById(map_id), mapOptions);		

		var renderOptions = {
			draggable: false,
			suppressMarkers: true,
			preserveViewport: false
		};
		directionsDisplay = new google.maps.DirectionsRenderer(renderOptions);
		directionsService = new google.maps.DirectionsService();
		directionsDisplay.setMap(mapObj);

		if(panel_id != null){
			directionsDisplay.setPanel(document.getElementById(panel_id));
		}
	};

	function openInfoWindow(map, marker, options){
		var infoWindow = new google.maps.InfoWindow(options);
		google.maps.event.addListener(infoWindow, 'domready', function(){
			var centerLatLng = new google.maps.LatLng(marker.position.lat(), marker.position.lng());
			map.setCenter(centerLatLng);
			map.panBy(0,-130);
		});
		return function(){
			infoWindow.open(map, marker);
		};
	}

	function openInfoWindowNoMarker(map, latlng, innerHtml){
		var infoWindow = new google.maps.InfoWindow({content: innerHtml});
		return function(){
			infoWindow.setPosition(latlng);
			infoWindow.open(map);
			map.panTo(latlng);
		};
	}

	function searchRoute(options, callback){
		if(options['travelmode']){
			if(options['travelmode'] == 1){
				optTravelMode = google.maps.TravelMode.DRIVING;
			}else if(options['travelmode'] == 2){
				optTravelMode = google.maps.TravelMode.WALKING;
			}
		}
		var destLatLng = new google.maps.LatLng(destMarker.position.lat(), destMarker.position.lng());
		var request = {
			origin: startLatLng,
			destination: destLatLng,
			travelMode: optTravelMode,
			provideRouteAlternatives: true,
			unitSystem: google.maps.DirectionsUnitSystem.METRIC,
			optimizeWaypoints: true,
			avoidHighways: false,
			avoidTolls: false,
			language: 'ja',
			region: 'jp'
		};
		var destLatLng = new google.maps.LatLng(destMarker.position.lat(), destMarker.position.lng());
		directionsService.route(request, callback);
	}

	function openPrintURL(options){
		var directions = directionsDisplay.getDirections();
		var route = directions.routes[directionsDisplay.getRouteIndex()];
		var daddr = [];
		var via = [];

		var url = 'http://maps.google.com/maps?f=d&source=s_d&hl=ja&mra=ls&ie=UTF8';

		var dirflg = 'd';

		switch (directions.travelMode){
			case 'DRIVING':
				dirflg = 'd';
				break;
			case 'WALKING':
				dirflg = 'w';
				break;
			default:
				dirflg = 'd';
				break;
		}

		url += '&dirflg='+dirflg;
		url += '&saddr=' + startLatLng.lat() + ',' + startLatLng.lng()

		for(var i = 0; i < route.legs.length; i++){
			for(var j = 0; j < route.legs[i].via_waypoint.length; j++){
				daddr.push(route.legs[i].via_waypoint[j].location.lat() + ',' + route.legs[i].via_waypoint[j].location.lng());
				via.push(daddr.length);
			}
		}
		daddr.push(dealerLatLng.lat()+','+dealerLatLng.lng());

		url += '&daddr=' + daddr.join('+to:');
		if(via.length > 0){
			url += '&via=' + via.join(',');
		}

		url += '&z='+mapObj.getZoom();

	  var latlng = mapObj.getCenter();
		url += '&sll=' + latlng.toUrlValue();

		var bounds = mapObj.getBounds();
		var x_lng = bounds.getNorthEast().lng() - bounds.getSouthWest().lng();
    var y_lat = bounds.getNorthEast().lat() - bounds.getSouthWest().lat();
    url += '&sspn=' + y_lat + ',' + x_lng;

		url += '&layer=c&pw=2';

		window.open(url, "_blank");
	}

	function getDestMarker(){return destMarker;}
	function setDestMarker(marker){destMarker = marker;}
	function getStartMarker(){return startMarker;}
	function setStartMarker(marker){startMarker = marker;}
	function getMapObj(){return mapObj;}
	function setMapObj(map){mapObj = map;}
	function getStartLatLng(){return startLatLng;}
	function setStartLatLng(latlng){
	startLatLng = latlng;
	}
	function getDestLatLng(){return destLatLng;}
	function setDestLatLng(latlng){destLatLng = latlng;}
	function setRoutes(route){routes = route};
	function getRoutes(){return routes};
	function removeStartMarker(){
		if(startMarker){
			startMarker.setMap(null);
		}
	}
	function removeDestMarker(){
		if(destMarker){
			destMarker.setMap(null);
		}
	}
	function getDirectionsDisplay(){return directionsDisplay;}

	var ns = lanchester.hdj.RouteMap;
	ns.setMap = setMap;
	ns.startMarker = startMarker;
	ns.destMarker = destMarker;
	ns.openInfoWindow = openInfoWindow;
	ns.openInfoWindowNoMarker = openInfoWindowNoMarker;
	ns.searchRoute = searchRoute;
	ns.openPrintURL = openPrintURL;
	ns.getStartMarker = getStartMarker;
	ns.setStartMarker = setStartMarker;
	ns.getDestMarker = getDestMarker;
	ns.setDestMarker = setDestMarker;
	ns.getStartLatLng = getStartLatLng;
	ns.setStartLatLng = setStartLatLng;
	ns.getDestLatLng = getDestLatLng;
	ns.setDestLatLng = setDestLatLng;
	ns.getMapObj = getMapObj;
	ns.setMapObj = setMapObj;
	ns.removeStartMarker = removeStartMarker;
	ns.removeDestMarker = removeDestMarker;
	ns.getDirectionsDisplay = getDirectionsDisplay;
	ns.getRoutes = getRoutes;
	ns.setRoutes = setRoutes;

})();