From db4410e5681837a782a6956614563e9fb9724ad7 Mon Sep 17 00:00:00 2001
From: Jacek Kowalski <Jacek@jacekk.info>
Date: Sun, 14 Apr 2019 09:33:45 +0000
Subject: [PATCH] Reduce variable redefinitions

---
 map.js | 1041 +++++++++++++++++++++++++++++----------------------------
 1 files changed, 524 insertions(+), 517 deletions(-)

diff --git a/map.js b/map.js
index 3705044..11c7aa0 100644
--- a/map.js
+++ b/map.js
@@ -1,31 +1,60 @@
 "use strict";
 
 var ttss_refresh = 10000; // 10 seconds
-var ttss_position_type = 'CORRECTED';
+var ttss_position_type = 'RAW';
 
-var trams_xhr = null;
-var trams_timer = null;
-var trams_last_update = 0;
-var trams_source = null;
-var trams_layer = null;
+var geolocation = null;
+var geolocation_set = 0;
+var geolocation_button = null;
+var geolocation_feature = null;
+var geolocation_accuracy = null;
+var geolocation_source = null;
+var geolocation_layer = null;
 
-var buses_xhr = null;
-var buses_timer = null;
-var buses_last_update = 0;
-var buses_source = null;
-var buses_layer = null;
+var vehicles_xhr = {};
+var vehicles_timer = {};
+var vehicles_last_update = {};
+var vehicles_source = {};
+var vehicles_layer = {};
 
 var vehicles_info = {};
 
 var stops_xhr = null;
-var stops_buses_source = null;
-var stops_buses_layer = null;
-var stops_trams_source = null;
-var stops_trams_layer = null;
-var stop_points_buses_source = null;
-var stop_points_buses_layer = null;
-var stop_points_trams_source = null;
-var stop_points_trams_layer = null;
+var stops_ignored = ['131'];
+var stops_style = {
+	'sb': new ol.style.Style({
+		image: new ol.style.Circle({
+			fill: new ol.style.Fill({color: '#07F'}),
+			stroke: new ol.style.Stroke({color: '#05B', width: 2}),
+			radius: 3,
+		}),
+	}),
+	'st': new ol.style.Style({
+		image: new ol.style.Circle({
+			fill: new ol.style.Fill({color: '#FA0'}),
+			stroke: new ol.style.Stroke({color: '#B70', width: 2}),
+			radius: 3,
+		}),
+	}),
+	'pb': new ol.style.Style({
+		image: new ol.style.Circle({
+			fill: new ol.style.Fill({color: '#07F'}),
+			stroke: new ol.style.Stroke({color: '#05B', width: 1}),
+			radius: 3,
+		}),
+	}),
+	'pt': new ol.style.Style({
+		image: new ol.style.Circle({
+			fill: new ol.style.Fill({color: '#FA0'}),
+			stroke: new ol.style.Stroke({color: '#B70', width: 1}),
+			radius: 3,
+		}),
+	}),
+};
+var stops_type = ['st', 'sb', 'pt', 'pb'];
+var stops_mapping = {};
+var stops_source = {};
+var stops_layer = {};
 
 var stop_selected_source = null;
 var stop_selected_layer = null;
@@ -33,29 +62,96 @@
 var feature_clicked = null;
 var feature_xhr = null;
 var feature_timer = null;
+var path_xhr = null;
 
 var route_source = null;
 var route_layer = null;
 
 var map = null;
-var popup_element = document.getElementById('popup');
-var popup_close_callback;
+
+var panel = null;
+
 var fail_element = document.getElementById('fail');
+var fail_text = document.querySelector('#fail span');
 
 var ignore_hashchange = false;
 
-function fail(msg) {
-	setText(fail_element, msg);
-	fail_element.style.top = '0.5em';
-}
 
-function fail_popup(msg) {
-	addElementWithText(popup_element, 'p', msg).className = 'error';
+function Panel(element) {
+	this._element = element;
+	this._element.classList.add('panel');
+	
+	this._hide = addParaWithText(this._element, '▶');
+	this._hide.title = lang.action_collapse;
+	this._hide.className = 'hide';
+	this._hide.addEventListener('click', this.toggleExpanded.bind(this));
+	
+	this._close = addParaWithText(this._element, '×');
+	this._close.title = lang.action_close;
+	this._close.className = 'close';
+	this._close.addEventListener('click', this.close.bind(this));
+	
+	this._content = document.createElement('div');
+	this._element.appendChild(this._content);
+};
+Panel.prototype = {
+	_element: null,
+	_hide: null,
+	_close: null,
+	_content: null,
+	
+	_closeCallback: null,
+	_runCallback: function() {
+		var callback = this.closeCallback;
+		this.closeCallback = null;
+		if(callback) callback();
+	},
+	
+	expand: function() {
+		this._element.classList.add('expanded');
+		setText(this._hide, '▶');
+		this._hide.title = lang.action_collapse;
+	},
+	collapse: function() {
+		this._element.classList.remove('expanded');
+		setText(this._hide, '◀');
+		this._hide.title = lang.action_expand;
+	},
+	toggleExpanded: function() {
+		if(this._element.classList.contains('expanded')) {
+			this.collapse();
+		} else {
+			this.expand();
+		}
+	},
+	fail: function(message) {
+		addParaWithText(this._content, message).className = 'error';
+	},
+	show: function(contents, closeCallback) {
+		this._runCallback();
+		this.closeCallback = closeCallback;
+		
+		deleteChildren(this._content);
+		
+		this._content.appendChild(contents);
+		this._element.classList.add('enabled');
+		setTimeout(this.expand.bind(this), 1);
+	},
+	close: function() {
+		this._runCallback();
+		this._element.classList.remove('expanded');
+		this._element.classList.remove('enabled');
+	},
+};
+
+function fail(msg) {
+	setText(fail_text, msg);
+	fail_element.style.top = '0.5em';
 }
 
 function fail_ajax_generic(data, fnc) {
 	// abort() is not a failure
-	if(data.readyState == 0 && data.statusText == 'abort') return;
+	if(data.readyState == 0) return;
 	
 	if(data.status == 0) {
 		fnc(lang.error_request_failed_connectivity, data);
@@ -71,7 +167,7 @@
 }
 
 function fail_ajax_popup(data) {
-	fail_ajax_generic(data, fail_popup);
+	fail_ajax_generic(data, panel.fail.bind(panel));
 }
 
 function getGeometry(object) {
@@ -115,14 +211,10 @@
 	}));
 }
 
-function markStops(stops, type, routeStyle) {
+function markStops(stops, ttss_type, routeStyle) {
 	stop_selected_source.clear();
 	
-	var style = stops_trams_layer.getStyle();
-	if(type == 'b') {
-		style = stops_buses_layer.getStyle();
-	}
-	style = style.clone();
+	var style = stops_layer['s' + ttss_type].getStyle().clone();
 	
 	if(routeStyle) {
 		style.getImage().setRadius(5);
@@ -134,24 +226,14 @@
 	
 	stop_selected_layer.setStyle(style);
 	
-	var feature = null;
-	var prefix = null;
+	var feature, prefix;
 	for(var i = 0; i < stops.length; i++) {
 		feature = null;
 		if(stops[i].getId) {
 			feature = stops[i];
 		} else {
 			prefix = stops[i].substr(0,2);
-			feature = null;
-			if(prefix == 'sb') {
-				feature = stops_buses_source.getFeatureById(stops[i]);
-			} else if(prefix == 'st') {
-				feature = stops_trams_source.getFeatureById(stops[i]);
-			} else if(prefix == 'pb') {
-				feature = stop_points_buses_source.getFeatureById(stops[i]);
-			} else if(prefix == 'pt') {
-				feature = stop_points_trams_source.getFeatureById(stops[i]);
-			}
+			feature = stops_source[prefix].getFeatureById(stops[i]);
 		}
 		if(feature) {
 			stop_selected_source.addFeature(feature);
@@ -164,29 +246,29 @@
 function unstyleSelectedFeatures() {
 	stop_selected_source.clear();
 	route_source.clear();
-	if(feature_clicked && (feature_clicked.getId().startsWith('t') || feature_clicked.getId().startsWith('b'))) {
+	if(feature_clicked && ttss_types.includes(feature_clicked.getId().substr(0, 1))) {
 		styleVehicle(feature_clicked);
 	}
 }
 
-function updateTrams() {
-	if(trams_timer) clearTimeout(trams_timer);
-	if(trams_xhr) trams_xhr.abort();
-	trams_xhr = $.get(
-		ttss_trams_base + '/geoserviceDispatcher/services/vehicleinfo/vehicles'
+function updateVehicles(prefix) {
+	if(vehicles_timer[prefix]) clearTimeout(vehicles_timer[prefix]);
+	if(vehicles_xhr[prefix]) vehicles_xhr[prefix].abort();
+	vehicles_xhr[prefix] = $.get(
+		ttss_urls[prefix] + '/geoserviceDispatcher/services/vehicleinfo/vehicles'
 			+ '?positionType=' + ttss_position_type
 			+ '&colorType=ROUTE_BASED'
-			+ '&lastUpdate=' + encodeURIComponent(trams_last_update)
+			+ '&lastUpdate=' + encodeURIComponent(vehicles_last_update[prefix])
 	).done(function(data) {
-		trams_last_update = data.lastUpdate;
+		vehicles_last_update[prefix] = data.lastUpdate;
 		
 		for(var i = 0; i < data.vehicles.length; i++) {
 			var vehicle = data.vehicles[i];
 			
-			var vehicle_feature = trams_source.getFeatureById('t' + vehicle.id);
-			if(vehicle.isDeleted) {
+			var vehicle_feature = vehicles_source[prefix].getFeatureById(prefix + vehicle.id);
+			if(vehicle.isDeleted || !vehicle.latitude || !vehicle.longitude) {
 				if(vehicle_feature) {
-					trams_source.removeFeature(vehicle_feature);
+					vehicles_source[prefix].removeFeature(vehicle_feature);
 					if(feature_clicked && feature_clicked.getId() === vehicle_feature.getId()) {
 						featureClicked();
 					}
@@ -202,92 +284,46 @@
 			}
 			
 			vehicle.geometry = getGeometry(vehicle);
-			vehicle.vehicle_type = parseVehicle('t' + vehicle.id);
+			vehicle.vehicle_type = parseVehicle(prefix + vehicle.id);
 			
 			if(!vehicle_feature) {
 				vehicle_feature = new ol.Feature(vehicle);
-				vehicle_feature.setId('t' + vehicle.id);
+				vehicle_feature.setId(prefix + vehicle.id);
 				
 				styleVehicle(vehicle_feature);
-				trams_source.addFeature(vehicle_feature);
+				vehicles_source[prefix].addFeature(vehicle_feature);
 			} else {
 				vehicle_feature.setProperties(vehicle);
 				vehicle_feature.getStyle().getImage().setRotation(Math.PI * parseFloat(vehicle.heading ? vehicle.heading : 0) / 180.0);
+				vehicle_feature.getStyle().getText().setText(vehicle.line);
 			}
 		}
 		
-		trams_timer = setTimeout(function() {
-			updateTrams();
+		vehicles_timer[prefix] = setTimeout(function() {
+			updateVehicles(prefix);
 		}, ttss_refresh);
 	}).fail(fail_ajax);
 	
-	return trams_xhr;
+	return vehicles_xhr[prefix];
 }
 
-function updateBuses() {
-	if(buses_timer) clearTimeout(buses_timer);
-	if(buses_xhr) buses_xhr.abort();
-	
-	buses_xhr = $.get(
-		ttss_buses_base + '/geoserviceDispatcher/services/vehicleinfo/vehicles'
-			+ '?positionType=RAW'
-			+ '&colorType=ROUTE_BASED'
-			+ '&lastUpdate=' + encodeURIComponent(buses_last_update)
-	).done(function(data) {
-		buses_last_update = data.lastUpdate;
-		
-		for(var i = 0; i < data.vehicles.length; i++) {
-			var vehicle = data.vehicles[i];
-			
-			var vehicle_feature = buses_source.getFeatureById('b' + vehicle.id);
-			if(vehicle.isDeleted || !vehicle.latitude || !vehicle.longitude) {
-				if(vehicle_feature) {
-					buses_source.removeFeature(vehicle_feature);
-					if(feature_clicked && feature_clicked.getId() === vehicle_feature.getId()) {
-						featureClicked();
-					}
-				}
-				continue;
-			}
-			
-			var vehicle_name_space = vehicle.name.indexOf(' ');
-			vehicle.line = vehicle.name.substr(0, vehicle_name_space);
-			vehicle.direction = vehicle.name.substr(vehicle_name_space+1);
-			if(special_directions[vehicle.direction]) {
-				vehicle.line = special_directions[vehicle.direction];
-			}
-			
-			vehicle.geometry = getGeometry(vehicle);
-			vehicle.vehicle_type = parseVehicle('b' + vehicle.id);
-			
-			if(!vehicle_feature) {
-				vehicle_feature = new ol.Feature(vehicle);
-				vehicle_feature.setId('b' + vehicle.id);
-				
-				styleVehicle(vehicle_feature);
-				buses_source.addFeature(vehicle_feature);
-			} else {
-				vehicle_feature.setProperties(vehicle);
-				vehicle_feature.getStyle().getImage().setRotation(Math.PI * parseFloat(vehicle.heading) / 180.0);
-			}
-		}
-		
-		buses_timer = setTimeout(function() {
-			updateBuses();
-		}, ttss_refresh);
-	}).fail(fail_ajax);
-	
-	return buses_xhr;
-}
-
-function updateStopSource(stops, prefix, source) {
+function updateStopSource(stops, prefix) {
+	var source = stops_source[prefix];
+	var mapping = stops_mapping[prefix];
 	for(var i = 0; i < stops.length; i++) {
 		var stop = stops[i];
 		
 		if(stop.category == 'other') continue;
+		if(stops_ignored.includes(stop.shortName)) continue;
 		
 		stop.geometry = getGeometry(stop);
 		var stop_feature = new ol.Feature(stop);
+		
+		if(prefix.startsWith('p')) {
+			mapping[stop.stopPoint] = stop_feature;
+		} else {
+			mapping[stop.shortName] = stop_feature;
+		}
 		
 		stop_feature.setId(prefix + stop.id);
 		
@@ -295,44 +331,62 @@
 	}
 }
 
-function updateStops(base, suffix, source) {
+function updateStops(stop_type, ttss_type) {
+	var methods = {
+		's': 'stops',
+		'p': 'stopPoints',
+	};
 	return $.get(
-		base + '/geoserviceDispatcher/services/stopinfo/stops'
+		ttss_urls[ttss_type] + '/geoserviceDispatcher/services/stopinfo/' + methods[stop_type]
 			+ '?left=-648000000'
 			+ '&bottom=-324000000'
 			+ '&right=648000000'
 			+ '&top=324000000'
 	).done(function(data) {
-		updateStopSource(data.stops, 's' + suffix, source);
+		updateStopSource(data[methods[stop_type]], stop_type + ttss_type);
 	}).fail(fail_ajax);
 }
 
-function updateStopPoints(base, suffix, source) {
-	return $.get(
-		base + '/geoserviceDispatcher/services/stopinfo/stopPoints'
-			+ '?left=-648000000'
-			+ '&bottom=-324000000'
-			+ '&right=648000000'
-			+ '&top=324000000'
+function vehiclePath(feature, tripId) {
+	if(path_xhr) path_xhr.abort();
+	
+	var featureId = feature.getId();
+	var ttss_type = featureId.substr(0, 1);
+	
+	path_xhr = $.get(
+		ttss_urls[ttss_type] + '/geoserviceDispatcher/services/pathinfo/vehicle'
+			+ '?id=' + encodeURIComponent(featureId.substr(1))
 	).done(function(data) {
-		updateStopSource(data.stopPoints, 'p' + suffix, source);
-	}).fail(fail_ajax);
+		if(!data || !data.paths || !data.paths[0] || !data.paths[0].wayPoints) return;
+		
+		var point;
+		var points = [];
+		for(var i = 0; i < data.paths[0].wayPoints.length; i++) {
+			point = data.paths[0].wayPoints[i];
+			points.push(ol.proj.fromLonLat([
+				point.lon / 3600000.0,
+				point.lat / 3600000.0,
+			]));
+		}
+		
+		route_source.addFeature(new ol.Feature({
+			geometry: new ol.geom.LineString(points)
+		}));
+		route_layer.setVisible(true);
+	});
+	return path_xhr;
 }
 
-function vehicleTable(tripId, table, featureId) {
+function vehicleTable(feature, table) {
 	if(feature_xhr) feature_xhr.abort();
 	if(feature_timer) clearTimeout(feature_timer);
 	
-	var url = ttss_trams_base;
-	if(featureId.startsWith('b')) {
-		url = ttss_buses_base;
-	}
-	
-	var vehicleId = featureId.substr(1);
+	var featureId = feature.getId();
+	var ttss_type = featureId.substr(0, 1);
 	
 	feature_xhr = $.get(
-		url + '/services/tripInfo/tripPassages'
-			+ '?tripId=' + encodeURIComponent(tripId)
+		ttss_urls[ttss_type] + '/services/tripInfo/tripPassages'
+			+ '?tripId=' + encodeURIComponent(feature.get('tripId'))
 			+ '&mode=departure'
 	).done(function(data) {
 		if(!data.routeName || !data.directionText) {
@@ -341,8 +395,10 @@
 		
 		deleteChildren(table);
 		
-		for(var i = 0, il = data.old.length; i < il; i++) {
-			var tr = document.createElement('tr');
+		var i, il;
+		var tr;
+		for(i = 0, il = data.old.length; i < il; i++) {
+			tr = document.createElement('tr');
 			addCellWithText(tr, data.old[i].actualTime || data.old[i].plannedTime);
 			addCellWithText(tr, data.old[i].stop_seq_num + '. ' + data.old[i].stop.name);
 			
@@ -352,12 +408,12 @@
 		
 		var stopsToMark = [];
 		
-		for(var i = 0, il = data.actual.length; i < il; i++) {
-			var tr = document.createElement('tr');
+		for(i = 0, il = data.actual.length; i < il; i++) {
+			tr = document.createElement('tr');
 			addCellWithText(tr, data.actual[i].actualTime || data.actual[i].plannedTime);
 			addCellWithText(tr, data.actual[i].stop_seq_num + '. ' + data.actual[i].stop.name);
 			
-			stopsToMark.push('s' + featureId.substr(0,1) + data.actual[i].stop.id);
+			stopsToMark.push('s' + ttss_type + data.actual[i].stop.id);
 			
 			if(data.actual[i].status == 'STOPPING') {
 				tr.className = 'success';
@@ -365,78 +421,54 @@
 			table.appendChild(tr);
 		}
 		
-		markStops(stopsToMark, featureId.substr(0,1), true);
+		markStops(stopsToMark, ttss_type, true);
 		
-		feature_timer = setTimeout(function() { vehicleTable(tripId, table, featureId); }, ttss_refresh);
-		
-		if(!vehicleId) return;
-	       
-		feature_xhr = $.get(
-			url + '/geoserviceDispatcher/services/pathinfo/vehicle'
-				+ '?id=' + encodeURIComponent(vehicleId)
-		).done(function(data) {
-			if(!data || !data.paths || !data.paths[0] || !data.paths[0].wayPoints) return;
-			
-			var point = null;
-			var points = [];
-			for(var i = 0; i < data.paths[0].wayPoints.length; i++) {
-				point = data.paths[0].wayPoints[i];
-				points.push(ol.proj.fromLonLat([
-					point.lon / 3600000.0,
-					point.lat / 3600000.0,
-				]));
-			}
-			
-			route_source.addFeature(new ol.Feature({
-				geometry: new ol.geom.LineString(points)
-			}));
-			route_layer.setVisible(true);
-		});
+		feature_timer = setTimeout(function() { vehicleTable(feature, table); }, ttss_refresh);
 	}).fail(fail_ajax_popup);
+	return feature_xhr;
 }
 
-function stopTable(stopType, stopId, table, featureId) {
+function stopTable(stopType, stopId, table, ttss_type) {
 	if(feature_xhr) feature_xhr.abort();
 	if(feature_timer) clearTimeout(feature_timer);
 	
-	var url = ttss_trams_base;
-	if(featureId.substr(1,1) == 'b') {
-		url = ttss_buses_base;
-	}
-	
 	feature_xhr = $.get(
-		url + '/services/passageInfo/stopPassages/' + stopType
+		ttss_urls[ttss_type] + '/services/passageInfo/stopPassages/' + stopType
 			+ '?' + stopType + '=' + encodeURIComponent(stopId)
 			+ '&mode=departure'
 	).done(function(data) {
 		deleteChildren(table);
 		
-		for(var i = 0, il = data.old.length; i < il; i++) {
-			var tr = document.createElement('tr');
+		var i, il;
+		var tr, dir_cell, vehicle, status, status_cell, delay, delay_cell;
+		for(i = 0, il = data.old.length; i < il; i++) {
+			tr = document.createElement('tr');
 			addCellWithText(tr, data.old[i].patternText);
-			var dir_cell = addCellWithText(tr, data.old[i].direction);
-			var vehicle = parseVehicle(data.old[i].vehicleId);
+			dir_cell = addCellWithText(tr, data.old[i].direction);
+			vehicle = parseVehicle(data.old[i].vehicleId);
 			dir_cell.appendChild(displayVehicle(vehicle));
-			var status = parseStatus(data.old[i]);
-			addCellWithText(tr, status);
-			addCellWithText(tr, '');
+			status = parseStatus(data.old[i]);
+			status_cell = addCellWithText(tr, status);
+			delay_cell = addCellWithText(tr, '');
 			
 			tr.className = 'active';
 			table.appendChild(tr);
 		}
 		
-		for(var i = 0, il = data.actual.length; i < il; i++) {
-			var tr = document.createElement('tr');
+		for(i = 0, il = data.actual.length; i < il; i++) {
+			tr = document.createElement('tr');
 			addCellWithText(tr, data.actual[i].patternText);
-			var dir_cell = addCellWithText(tr, data.actual[i].direction);
-			var vehicle = parseVehicle(data.actual[i].vehicleId);
+			dir_cell = addCellWithText(tr, data.actual[i].direction);
+			vehicle = parseVehicle(data.actual[i].vehicleId);
 			dir_cell.appendChild(displayVehicle(vehicle));
-			var status = parseStatus(data.actual[i]);
-			var status_cell = addCellWithText(tr, status);
-			var delay = parseDelay(data.actual[i]);
-			var delay_cell = addCellWithText(tr, delay);
+			status = parseStatus(data.actual[i]);
+			status_cell = addCellWithText(tr, status);
+			delay = parseDelay(data.actual[i]);
+			delay_cell = addCellWithText(tr, delay);
 			
-			if(status == lang.boarding_sign) {
+			if(data.actual[i].status === 'DEPARTED') {
+				tr.className = 'active';
+			} else if(status == lang.boarding_sign) {
 				tr.className = 'success';
 				status_cell.className = 'status-boarding';
 			} else if(parseInt(delay) > 9) {
@@ -449,33 +481,9 @@
 			table.appendChild(tr);
 		}
 		
-		feature_timer = setTimeout(function() { stopTable(stopType, stopId, table, featureId); }, ttss_refresh);
+		feature_timer = setTimeout(function() { stopTable(stopType, stopId, table, ttss_type); }, ttss_refresh);
 	}).fail(fail_ajax_popup);
-}
-
-function showPanel(contents, closeCallback) {
-	var old_callback = popup_close_callback;
-	popup_close_callback = null;
-	if(old_callback) old_callback();
-	popup_close_callback = closeCallback;
-	
-	deleteChildren(popup_element);
-	
-	var close = addParaWithText(popup_element, '×');
-	close.className = 'close';
-	close.addEventListener('click', function() { hidePanel(); });
-	
-	popup_element.appendChild(contents);
-	
-	$(popup_element).addClass('show');
-}
-
-function hidePanel() {
-	var old_callback = popup_close_callback;
-	popup_close_callback = null;
-	if(old_callback) old_callback();
-	
-	$(popup_element).removeClass('show');
+	return feature_xhr;
 }
 
 function featureClicked(feature) {
@@ -484,7 +492,7 @@
 	unstyleSelectedFeatures();
 	
 	if(!feature) {
-		hidePanel();
+		panel.close();
 		return;
 	}
 	
@@ -492,7 +500,7 @@
 	
 	var div = document.createElement('div');
 	
-	var type;
+	var typeName;
 	var name = feature.get('name');
 	var additional;
 	var table = document.createElement('table');
@@ -501,112 +509,217 @@
 	table.appendChild(thead);
 	table.appendChild(tbody);
 	
-	switch(feature.getId().substr(0, 1)) {
-		case 't':
-		case 'b':
-			type = lang.type_tram;
-			if(feature.getId().startsWith('b')) {
-				type = lang.type_bus;
+	var tabular_data = true;
+	
+	var type = feature.getId().substr(0, 1);
+	var full_type = feature.getId().match(/^[a-z]+/)[0];
+	var typeName = lang.types[full_type];
+	if(typeof typeName === 'undefined') {
+		typeName = '';
+	}
+	
+	// Location
+	if(type == 'l') {
+		tabular_data = false;
+		name = typeName;
+		typeName = '';
+	}
+	// Vehicle
+	else if(ttss_types.includes(type)) {
+		var span = displayVehicle(feature.get('vehicle_type'));
+		
+		additional = document.createElement('p');
+		if(span.title) {
+			setText(additional, span.title);
+		} else {
+			setText(additional, feature.getId());
+		}
+		additional.insertBefore(span, additional.firstChild);
+		
+		addElementWithText(thead, 'th', lang.header_time);
+		addElementWithText(thead, 'th', lang.header_stop);
+		
+		vehicleTable(feature, tbody);
+		vehiclePath(feature);
+		
+		styleVehicle(feature, true);
+	}
+	// Stop or stop point
+	else if(['s', 'p'].includes(type)) {
+		var ttss_type = feature.getId().substr(1, 1);
+		if(type == 's') {
+			var second_type = lang.departures_for_buses;
+			var mapping = stops_mapping['sb'];
+			
+			if(ttss_type == 'b') {
+				second_type = lang.departures_for_trams;
+				mapping = stops_mapping['st'];
 			}
 			
-			var span = displayVehicle(feature.get('vehicle_type'));
+			stopTable('stop', feature.get('shortName'), tbody, ttss_type);
 			
-			additional = document.createElement('p');
-			if(span.title) {
-				setText(additional, span.title);
-			} else {
-				setText(additional, feature.getId());
+			if(mapping[feature.get('shortName')]) {
+				additional = document.createElement('p');
+				additional.className = 'small';
+				addElementWithText(additional, 'a', second_type).addEventListener(
+					'click',
+					function() {
+						featureClicked(mapping[feature.get('shortName')]);
+					}
+				);
 			}
-			additional.insertBefore(span, additional.firstChild);
-			
-			addElementWithText(thead, 'th', lang.header_time);
-			addElementWithText(thead, 'th', lang.header_stop);
-			
-			vehicleTable(feature.get('tripId'), tbody, feature.getId());
-			
-			styleVehicle(feature, true);
-		break;
-		case 's':
-			type = lang.type_stop_tram;
-			if(feature.getId().startsWith('sb')) {
-				type = lang.type_stop_bus;
-			}
-			
-			addElementWithText(thead, 'th', lang.header_line);
-			addElementWithText(thead, 'th', lang.header_direction);
-			addElementWithText(thead, 'th', lang.header_time);
-			addElementWithText(thead, 'th', lang.header_delay);
-			
-			stopTable('stop', feature.get('shortName'), tbody, feature.getId());
-			markStops([feature], feature.getId().substr(1,1));
-		break;
-		case 'p':
-			type = lang.type_stoppoint_tram;
-			if(feature.getId().startsWith('pb')) {
-				type = lang.type_stoppoint_bus;
-			}
+		} else {
+			stopTable('stopPoint', feature.get('stopPoint'), tbody, ttss_type);
 			
 			additional = document.createElement('p');
 			additional.className = 'small';
 			addElementWithText(additional, 'a', lang.departures_for_stop).addEventListener(
 				'click',
 				function() {
-					var stops_source = stops_trams_source;
-					if(feature.getId().startsWith('pb')) {
-						stops_source = stops_buses_source;
-					}
-					featureClicked(stops_source.forEachFeature(function(stop_feature) {
-						if(stop_feature.get('shortName') == feature.get('shortName') && stop_feature.getId().substr(1,1) == feature.getId().substr(1,1)) {
-							return stop_feature;
-						}
-					}));
+					var mapping = stops_mapping['s' + ttss_type];
+					featureClicked(mapping[feature.get('shortName')]);
 				}
 			);
-			
-			addElementWithText(thead, 'th', lang.header_line);
-			addElementWithText(thead, 'th', lang.header_direction);
-			addElementWithText(thead, 'th', lang.header_time);
-			addElementWithText(thead, 'th', lang.header_delay);
-			
-			stopTable('stopPoint', feature.get('stopPoint'), tbody, feature.getId());
-			markStops([feature], feature.getId().substr(1,1));
-		break;
+		}
+		
+		addElementWithText(thead, 'th', lang.header_line);
+		addElementWithText(thead, 'th', lang.header_direction);
+		addElementWithText(thead, 'th', lang.header_time);
+		addElementWithText(thead, 'th', lang.header_delay);
+		
+		markStops([feature], feature.getId().substr(1,1));
+	} else {
+		panel.close();
+		return;
 	}
 	
 	var loader = addElementWithText(tbody, 'td', lang.loading);
 	loader.className = 'active';
 	loader.colSpan = thead.childNodes.length;
 	
-	addParaWithText(div, type).className = 'type';
+	addParaWithText(div, typeName).className = 'type';
 	addParaWithText(div, name).className = 'name';
 	
 	if(additional) {
 		div.appendChild(additional);
 	}
 	
-	div.appendChild(table);
+	if(tabular_data) {
+		div.appendChild(table);
+		ignore_hashchange = true;
+		window.location.hash = '#!' + feature.getId();
+	}
 	
 	setTimeout(function () {map.getView().animate({
 		center: feature.getGeometry().getCoordinates(),
 	}) }, 10);
 	
-	ignore_hashchange = true;
-	window.location.hash = '#!' + feature.getId();
 	
-	showPanel(div, function() {
+	panel.show(div, function() {
 		if(!ignore_hashchange) {
 			ignore_hashchange = true;
 			window.location.hash = '';
 			
-			feature_clicked = null;
 			unstyleSelectedFeatures();
+			feature_clicked = null;
 			
+			if(path_xhr) path_xhr.abort();
 			if(feature_xhr) feature_xhr.abort();
 			if(feature_timer) clearTimeout(feature_timer);
 		}
 	});
 	
 	feature_clicked = feature;
+}
+
+function mapClicked(e) {
+	var point = e.coordinate;
+	var features = [];
+	map.forEachFeatureAtPixel(e.pixel, function(feature, layer) {
+		if(layer == stop_selected_layer) return;
+		if(feature.getId()) features.push(feature);
+	});
+	
+	if(features.length > 1) {
+		featureClicked();
+		
+		var div = document.createElement('div');
+		
+		addParaWithText(div, lang.select_feature);
+		
+		var feature, p, a, full_type, typeName;
+		for(var i = 0; i < features.length; i++) {
+			feature = features[i];
+			
+			p = document.createElement('p');
+			a = document.createElement('a');
+			p.appendChild(a);
+			a.addEventListener('click', function(feature) { return function() {
+				featureClicked(feature);
+			}}(feature));
+			
+			full_type = feature.getId().match(/^[a-z]+/)[0];
+			typeName = lang.types[full_type];
+			if(typeof typeName === 'undefined') {
+				typeName = '';
+			}
+			
+			addElementWithText(a, 'span', typeName).className = 'small';
+			a.appendChild(document.createTextNode(' '));
+			addElementWithText(a, 'span', feature.get('name'));
+			
+			div.appendChild(p);
+		}
+		
+		panel.show(div);
+		
+		return;
+	}
+	
+	var feature = features[0];
+	if(!feature) {
+		stops_type.forEach(function(type) {
+			if(stops_layer[type].getVisible()) {
+				feature = returnClosest(point, feature, stops_source[type].getClosestFeatureToCoordinate(point));
+			}
+		});
+		ttss_types.forEach(function(type) {
+			if(vehicles_layer[type].getVisible()) {
+				feature = returnClosest(point, feature, vehicles_source[type].getClosestFeatureToCoordinate(point));
+			}
+		});
+		
+		if(getDistance(point, feature) > map.getView().getResolution() * 20) {
+			feature = null;
+		}
+	}
+	
+	featureClicked(feature);
+}
+
+function trackingStop() {
+	geolocation_button.classList.remove('clicked');
+	geolocation.setTracking(false);
+	
+	geolocation_source.clear();
+}
+function trackingStart() {
+	geolocation_set = 0;
+	geolocation_button.classList.add('clicked');
+	geolocation_feature.setGeometry(new ol.geom.Point(map.getView().getCenter()));
+	geolocation_accuracy.setGeometry(new ol.geom.Circle(map.getView().getCenter(), 100000));
+	
+	geolocation_source.addFeature(geolocation_feature);
+	geolocation_source.addFeature(geolocation_accuracy);
+	
+	geolocation.setTracking(true);
+}
+function trackingToggle() {
+	if(geolocation.getTracking()) {
+		trackingStop();
+	} else {
+		trackingStart();
+	}
 }
 
 function hash() {
@@ -633,26 +746,12 @@
 		stopId = window.location.hash.substr(2,1) + 't' + window.location.hash.substr(3);
 	} else if(window.location.hash.match(/^#![sp][tb]-?[0-9]+$/)) {
 		stopId = window.location.hash.substr(2);
-	} else if(window.location.hash == '#!RAW') {
-		ttss_position_type = 'RAW';
 	}
 	
 	if(vehicleId) {
-		if(vehicleId.startsWith('b')) {
-			feature = buses_source.getFeatureById(vehicleId);
-		} else {
-			feature = trams_source.getFeatureById(vehicleId);
-		}
+		feature = vehicles_source[vehicleId.substr(0, 1)].getFeatureById(vehicleId);
 	} else if(stopId) {
-		if(stopId.startsWith('st')) {
-			feature = stops_trams_source.getFeatureById(stopId);
-		} else if(stopId.startsWith('sb')) {
-			feature = stops_buses_source.getFeatureById(stopId);
-		} else if(stopId.startsWith('pt')) {
-			feature = stop_points_trams_source.getFeatureById(stopId);
-		} else if(stopId.startsWith('pb')) {
-			feature = stop_points_buses_source.getFeatureById(stopId);
-		}
+		feature = stops_source[stopId.substr(0,2)].getFeatureById(stopId);
 	}
 	
 	featureClicked(feature);
@@ -675,103 +774,11 @@
 	if(!f1) return f2;
 	if(!f2) return f1;
 	
-	return (getDistance(point, f1) < getDistance(point, f2)) ? f1 : f2;
+	return (getDistance(point, f1) <= getDistance(point, f2)) ? f1 : f2;
 }
 
 function init() {
-	if(!window.jQuery) {
-		fail(lang.jquery_not_loaded);
-		return;
-	}
-	
-	$.ajaxSetup({
-		dataType: 'json',
-		timeout: 10000,
-	});
-	
-	stops_buses_source = new ol.source.Vector({
-		features: [],
-	});
-	stops_buses_layer = new ol.layer.Vector({
-		source: stops_buses_source,
-		renderMode: 'image',
-		style: new ol.style.Style({
-			image: new ol.style.Circle({
-				fill: new ol.style.Fill({color: '#07F'}),
-				stroke: new ol.style.Stroke({color: '#05B', width: 1}),
-				radius: 3,
-			}),
-		}),
-	});
-	
-	stops_trams_source = new ol.source.Vector({
-		features: [],
-	});
-	stops_trams_layer = new ol.layer.Vector({
-		source: stops_trams_source,
-		renderMode: 'image',
-		style: new ol.style.Style({
-			image: new ol.style.Circle({
-				fill: new ol.style.Fill({color: '#FA0'}),
-				stroke: new ol.style.Stroke({color: '#B70', width: 1}),
-				radius: 3,
-			}),
-		}),
-	});
-	
-	stop_points_buses_source = new ol.source.Vector({
-		features: [],
-	});
-	stop_points_buses_layer = new ol.layer.Vector({
-		source: stop_points_buses_source,
-		renderMode: 'image',
-		visible: false,
-		style: new ol.style.Style({
-			image: new ol.style.Circle({
-				fill: new ol.style.Fill({color: '#07F'}),
-				stroke: new ol.style.Stroke({color: '#05B', width: 2}),
-				radius: 3,
-			}),
-		}),
-	});
-	
-	stop_points_trams_source = new ol.source.Vector({
-		features: [],
-	});
-	stop_points_trams_layer = new ol.layer.Vector({
-		source: stop_points_trams_source,
-		renderMode: 'image',
-		visible: false,
-		style: new ol.style.Style({
-			image: new ol.style.Circle({
-				fill: new ol.style.Fill({color: '#FA0'}),
-				stroke: new ol.style.Stroke({color: '#B70', width: 2}),
-				radius: 3,
-			}),
-		}),
-	});
-	
-	stop_selected_source = new ol.source.Vector({
-		features: [],
-	});
-	stop_selected_layer = new ol.layer.Vector({
-		source: stop_selected_source,
-		visible: false,
-	});
-	
-	trams_source = new ol.source.Vector({
-		features: [],
-	});
-	trams_layer = new ol.layer.Vector({
-		source: trams_source,
-	});
-	
-	buses_source = new ol.source.Vector({
-		features: [],
-	});
-	buses_layer = new ol.layer.Vector({
-		source: buses_source,
-	});
+	panel = new Panel(document.getElementById('panel'));
 	
 	route_source = new ol.source.Vector({
 		features: [],
@@ -783,26 +790,108 @@
 		}),
 	});
 	
+	stops_type.forEach(function(type) {
+		stops_source[type] = new ol.source.Vector({
+			features: [],
+		});
+		stops_layer[type] = new ol.layer.Vector({
+			source: stops_source[type],
+			renderMode: 'image',
+			style: stops_style[type],
+		});
+		stops_mapping[type] = {};
+	});
+	
+	stop_selected_source = new ol.source.Vector({
+		features: [],
+	});
+	stop_selected_layer = new ol.layer.Vector({
+		source: stop_selected_source,
+		visible: false,
+	});
+	
+	ttss_types.forEach(function(type) {
+		vehicles_source[type] = new ol.source.Vector({
+			features: [],
+		});
+		vehicles_layer[type] = new ol.layer.Vector({
+			source: vehicles_source[type],
+		});
+		vehicles_last_update[type] = 0;
+	});
+	
 	ol.style.IconImageCache.shared.setSize(512);
 	
+	geolocation_feature = new ol.Feature({
+		name: '',
+		style: new ol.style.Style({
+			image: new ol.style.Circle({
+				fill: new ol.style.Fill({color: '#39C'}),
+				stroke: new ol.style.Stroke({color: '#FFF', width: 2}),
+				radius: 5,
+			}),
+		}),
+	});
+	geolocation_feature.setId('location_point');
+	geolocation_accuracy = new ol.Feature();
+	geolocation_source = new ol.source.Vector({
+		features: [],
+	});
+	geolocation_layer = new ol.layer.Vector({
+		source: geolocation_source,
+	});
+	geolocation_button = document.querySelector('#track button');
+	if(!navigator.geolocation) {
+		geolocation_button.classList.add('hidden');
+	}
+	
+	geolocation = new ol.Geolocation({projection: 'EPSG:3857'});
+	geolocation.on('change:position', function() {
+		var coordinates = geolocation.getPosition();
+		geolocation_feature.setGeometry(coordinates ? new ol.geom.Point(coordinates) : null);
+		if(geolocation_set < 1) {
+			geolocation_set = 1;
+			map.getView().animate({
+				center: coordinates,
+			})
+		}
+	});
+	geolocation.on('change:accuracyGeometry', function() {
+		var accuracy = geolocation.getAccuracyGeometry();
+		geolocation_accuracy.setGeometry(accuracy);
+		if(geolocation_set < 2) {
+			geolocation_set = 2;
+			map.getView().fit(accuracy);
+		}
+	});
+	geolocation.on('error', function(error) {
+		fail(lang.error_location + ' ' + error.message);
+		trackingStop();
+		geolocation_button.classList.add('hidden');
+	});
+	geolocation_button.addEventListener('click', trackingToggle);
+	
+	var layers = [
+		new ol.layer.Tile({
+			source: new ol.source.OSM(),
+		}),
+		route_layer,
+		geolocation_layer,
+	];
+	stops_type.forEach(function(type) {
+		layers.push(stops_layer[type]);
+	});
+	layers.push(stop_selected_layer);
+	ttss_types.forEach(function(type) {
+		layers.push(vehicles_layer[type]);
+	});
 	map = new ol.Map({
 		target: 'map',
-		layers: [
-			new ol.layer.Tile({
-				source: new ol.source.OSM()
-			}),
-			route_layer,
-			stops_buses_layer,
-			stops_trams_layer,
-			stop_points_buses_layer,
-			stop_points_trams_layer,
-			stop_selected_layer,
-			buses_layer,
-			trams_layer,
-		],
+		layers: layers,
 		view: new ol.View({
 			center: ol.proj.fromLonLat([19.94, 50.06]),
-			zoom: 14
+			zoom: 14,
+			maxZoom: 19,
 		}),
 		controls: ol.control.defaults({
 			attributionOptions: ({
@@ -814,103 +903,16 @@
 			}),
 			new ol.control.Control({
 				element: fail_element,
-			})
+			}),
+			new ol.control.Control({
+				element: document.getElementById('track'),
+			}),
 		]),
 		loadTilesWhileAnimating: false,
 	});
 	
 	// Display popup on click
-	map.on('singleclick', function(e) {
-		var point = e.coordinate;
-		var features = [];
-		map.forEachFeatureAtPixel(e.pixel, function(feature, layer) {
-			if(layer == stop_selected_layer) return;
-			if(feature.getId()) features.push(feature);
-		});
-		
-		if(features.length > 1) {
-			featureClicked();
-			
-			var div = document.createElement('div');
-			
-			addParaWithText(div, lang.select_feature);
-			
-			for(var i = 0; i < features.length; i++) {
-				var feature = features[i];
-				
-				var p = document.createElement('p');
-				var a = document.createElement('a');
-				p.appendChild(a);
-				a.addEventListener('click', function(feature) { return function() {
-					featureClicked(feature);
-				}}(feature));
-				
-				var type = '';
-				switch(feature.getId().substr(0, 1)) {
-					case 't':
-					case 'b':
-						type = lang.type_tram;
-						if(feature.getId().startsWith('b')) {
-							type = lang.type_bus;
-						}
-						if(feature.get('vehicle_type').num) {
-							type += ' ' + feature.get('vehicle_type').num;
-						}
-					break;
-					case 's':
-						type = lang.type_stop_tram;
-						if(feature.getId().startsWith('sb')) {
-							type = lang.type_stop_bus;
-						}
-					break;
-					case 'p':
-						type = lang.type_stoppoint_tram;
-						if(feature.getId().startsWith('pb')) {
-							type = lang.type_stoppoint_bus;
-						}
-					break;
-				}
-				
-				addElementWithText(a, 'span', type).className = 'small';
-				a.appendChild(document.createTextNode(' '));
-				addElementWithText(a, 'span', feature.get('name'));
-				
-				div.appendChild(p);
-			}
-			
-			showPanel(div);
-			
-			return;
-		}
-		
-		var feature = features[0];
-		if(!feature) {
-			if(stops_buses_layer.getVisible()) {
-				feature = returnClosest(point, feature, stops_buses_source.getClosestFeatureToCoordinate(point));
-			}
-			if(stops_trams_layer.getVisible()) {
-				feature = returnClosest(point, feature, stops_trams_source.getClosestFeatureToCoordinate(point));
-			}
-			if(stop_points_buses_layer.getVisible()) {
-				feature = returnClosest(point, feature, stop_points_buses_source.getClosestFeatureToCoordinate(point));
-			}
-			if(stop_points_trams_layer.getVisible()) {
-				feature = returnClosest(point, feature, stop_points_trams_source.getClosestFeatureToCoordinate(point));
-			}
-			if(trams_layer.getVisible()) {
-				feature = returnClosest(point, feature, trams_source.getClosestFeatureToCoordinate(point));
-			}
-			if(buses_layer.getVisible()) {
-				feature = returnClosest(point, feature, buses_source.getClosestFeatureToCoordinate(point));
-			}
-			
-			if(getDistance(point, feature) > map.getView().getResolution() * 20) {
-				feature = null;
-			}
-		}
-		
-		featureClicked(feature);
-	});
+	map.on('singleclick', mapClicked);
 	
 	fail_element.addEventListener('click', function() {
 		fail_element.style.top = '-10em';
@@ -924,22 +926,27 @@
 	});
 	
 	// Change layer visibility on zoom
-	map.getView().on('change:resolution', function(e) {
-		stop_points_buses_layer.setVisible(map.getView().getZoom() >= 16);
-		stop_points_trams_layer.setVisible(map.getView().getZoom() >= 16);
-	});
+	var change_resolution = function(e) {
+		stops_type.forEach(function(type) {
+			if(type.startsWith('p')) {
+				stops_layer[type].setVisible(map.getView().getZoom() >= 16);
+				stops_layer[type].setVisible(map.getView().getZoom() >= 16);
+			}
+		});
+	};
+	map.getView().on('change:resolution', change_resolution);
+	change_resolution();
 	
-	$.when(
+	var future_requests = [
 		updateVehicleInfo(),
-		updateTrams(),
-		updateBuses(),
-		updateStops(ttss_trams_base, 't', stops_trams_source),
-		updateStops(ttss_buses_base, 'b', stops_buses_source),
-		updateStopPoints(ttss_trams_base, 't', stop_points_trams_source),
-		updateStopPoints(ttss_buses_base, 'b', stop_points_buses_source),
-	).done(function() {
-		hash();
+	];
+	ttss_types.forEach(function(type) {
+		future_requests.push(updateVehicles(type));
 	});
+	stops_type.forEach(function(type) {
+		future_requests.push(updateStops(type.substr(0,1), type.substr(1,1)));
+	});
+	Deferred.all(future_requests).done(hash);
 	
 	window.addEventListener('hashchange', hash);
 	

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