(function () {

  var container = document.getElementById('popup2');
  var content = document.getElementById('popup-content');
  var closer = document.getElementById('popup-closer');

  var overlay = new ol.Overlay({
    element: container,
    autoPan: true,
    autoPanAnimation: {
      duration: 250,
    },
  });

  closer.onclick = function () {
    overlay.setPosition(undefined);
    closer.blur();
    return false;
  };
  


// PUNTI start ************************************************************************************
var style = [];

  

    
      var vectorList_a = [];
      var iconList = [];
              style['691'] = {
                    'LineString': new ol.style.Style({
            stroke: new ol.style.Stroke({
              color: 'red',
              width: 3,
            }),
          }),
          'MultiLineString': new ol.style.Style({
            stroke: new ol.style.Stroke({
              color: 'red',
              width: 3,
            }),
          }),
          
        };
        // GPX start
                  var vectorgpx = new ol.layer.Vector({
            name: 'The Gas trail',
            description: '<br />',
            source: new ol.source.Vector({
              url: ['/files/gpx/track_P.gpx'],
              radius: 0,
              format: new ol.format.GPX()
            }),
            style: function (feature) {
              return style['691'][feature.getGeometry().getType()];
            },
          });
          vectorList_a.push(vectorgpx);
        
              
      var iconLayer = new ol.layer.Vector({
        source: new ol.source.Vector({  
          features: iconList,
        }),
      });
      vectorList_a.push(iconLayer);
    
      var vectorList_24 = [];
      var iconList = [];
              style['712'] = {
                    'Point': new ol.style.Style({
            image: new ol.style.Circle({
              fill: new ol.style.Fill({
                color: 'rgba(255,255,0,0.6)',
              }),
              radius: 10,
              stroke: new ol.style.Stroke({
                color: '#ff0',
                width: 1,
              }),
            }),
          }),
                    'LineString': new ol.style.Style({
            stroke: new ol.style.Stroke({
              color: '#be6acd',
              width: 3,
            }),
          }),
          'MultiLineString': new ol.style.Style({
            stroke: new ol.style.Stroke({
              color: '#be6acd',
              width: 3,
            }),
          }),
          
        };
        // GPX start
        
                  var t = new ol.Feature({
            geometry: new ol.geom.Point(ol.proj.fromLonLat([10.630855041267, 45.656695606253])),
            name: 'S. Nicola\'s Church',
            description: '<img src="/files/gpx_image/IMG_4930.jpg" style="width:300px; max-width:100%; max-height:300px;"><br /><br />On the top of a hill in Cecina, it\'s a parish church of medieval origin, restored by Pasino Gozio dei Boselli during the 16th Century. The church was enlarged in 1744 adding 2 side chapels in front of which there are the tombs of the noble Zuanelli family decorated with their emblem.&nbsp;<br /><br/>The one dedicated to the Virgin and the Child is most sumptuous, and it has a fresco of the XV C. with a baroque stucco frame. On the other side, the altar dedicated to Sant&rsquo;Alipyus with San Dominic and Filippo Neri was made in 1701, and it preserves a painting of Andrea Celesti (1637-1712 ca). Of the same author the altarpiece closer to the presbitery showing the <em>Stoning of Saint Stephen</em> and <em>Virgin in Glory with Saints</em>, John the Baptist, Lucy and Rock .<br /><br/>There is also a portrait representing a young member of the Boselli family praying an image of San Nicola, attributed to Girolamo Pilotti in the 1500s'
          });
                      t.setStyle(
              new ol.style.Style({
                image: new ol.style.Circle({
                  fill: new ol.style.Fill({
                    color: '#be6acd'
                  }),
                  radius: 8,
                  stroke: new ol.style.Stroke({
                    color: '#000000',
                    width: 1,
                  }),
                }),
              }),
            );
                    iconList.push(t);
                      style['706'] = {
                    'Point': new ol.style.Style({
            image: new ol.style.Circle({
              fill: new ol.style.Fill({
                color: 'rgba(255,255,0,0.6)',
              }),
              radius: 10,
              stroke: new ol.style.Stroke({
                color: '#ff0',
                width: 1,
              }),
            }),
          }),
                    'LineString': new ol.style.Style({
            stroke: new ol.style.Stroke({
              color: '#be6acd',
              width: 3,
            }),
          }),
          'MultiLineString': new ol.style.Style({
            stroke: new ol.style.Stroke({
              color: '#be6acd',
              width: 3,
            }),
          }),
          
        };
        // GPX start
        
                  var t = new ol.Feature({
            geometry: new ol.geom.Point(ol.proj.fromLonLat([10.645940182339, 45.66563927187])),
            name: 'St. George\'s Church',
            description: '<img src="/files/gpx_image/Copia_di_IMG_4984.jpg" style="width:300px; max-width:100%; max-height:300px;"><br /><br />Saint George&rsquo;s church was founded during the Middle Age, along the ancient royal road, on the top of a hill where the castle of the Pellicani must have been. The fa&ccedil;ade has a roman corinthian capital. In the apse of the XV C.&nbsp;there is the altarpiece with <em>Saint George slaying the dragon</em> painted by Nicola Grisiani, from Sal&ograve;, around 1646/47 and a fine altar with polychrome marbles. Under the mensa (tabletop) of the altar there is a roman epigraph dedicated to Lorenia Mercatilla. There are two side altars, one preserves the fine altarpiece with Andrea Celesti&rsquo;s <em>Piety</em>. The facade of the church was redone during the XVIII C. and completed in 1752 (see the date on the fa&ccedil;ade). The whole aisle has been repainted during the XX C.'
          });
                      t.setStyle(
              new ol.style.Style({
                image: new ol.style.Circle({
                  fill: new ol.style.Fill({
                    color: '#be6acd'
                  }),
                  radius: 8,
                  stroke: new ol.style.Stroke({
                    color: '#000000',
                    width: 1,
                  }),
                }),
              }),
            );
                    iconList.push(t);
              
      var iconLayer = new ol.layer.Vector({
        source: new ol.source.Vector({  
          features: iconList,
        }),
      });
      vectorList_24.push(iconLayer);
    
    

  
// PUNTI end ************************************************************************************

var view = new ol.View({
  center: ol.proj.transform([10.600677, 45.648558], 'EPSG:4326', 'EPSG:3857'),
  //maxZoom: 18,
  zoom: 14
})

  var map = new ol.Map({
    //controls: ol.control.defaults().extend([new ol.control.FullScreen()]),
    target: 'map',
    overlays: [overlay],
    layers: [
      // LAYOUT DELLA CARTINA
      new ol.layer.Group({
        title: 'Show', // A layer must have a title to appear in the layerswitcher
        layers: [
          new ol.layer.Group({
            title: 'Terrain', // A layer must have a title to appear in the layerswitcher
            type: 'base', // Setting the layers type to 'base' results in it having a radio button and only one base layer being visibile at a time
            combine: true, // Setting combine to true causes sub-layers to be hidden in the layerswitcher, only the parent is shown
            visible: false,
            layers: [
              new ol.layer.Tile({
                source: new ol.source.Stamen({
                  layer: 'terrain'
                })
              })
            ]
          }),
          new ol.layer.Tile({
            title: 'Elevation contour lines',
            type: 'base',
            source: new ol.source.XYZ({
              attributions: 'Tiles © <a href="https://services.arcgisonline.com/ArcGIS/rest/services/World_Topo_Map/MapServer">ArcGIS</a>',
               url: 'https://server.arcgisonline.com/ArcGIS/rest/services/World_Topo_Map/MapServer/tile/{z}/{y}/{x}', 
            }),
          }),
          new ol.layer.Tile({
            title: 'Satellite',
            type: 'base',
            source: new ol.source.XYZ({
              attributions: 'Tiles © Esri — Source: Esri, i-cubed, USDA, USGS, AEX, GeoEye, Getmapping, Aerogrid, IGN, IGP, UPR-EGP, and the GIS User Community',
               url: 'https://server.arcgisonline.com/ArcGIS/rest/services/World_Imagery/MapServer/tile/{z}/{y}/{x}.jpg', 
              maxZoom: 19,
            }),
          }),
          new ol.layer.Tile({
            title: 'Map', // A layer must have a title to appear in the layerswitcher
            type: 'base', // Again set this layer as a base layer
            visible: true,
            source: new ol.source.OSM()
          }),


        ]
      }),
      
      new ol.layer.Group({
        title: 'Gas trail',
        fold: 'open',  // Adding a 'fold' property set to either 'open' or 'close' makes the group layer collapsible
        layers: [

                      new ol.layer.Group({
              title: '<div style="color:red; font-size:50px; line-height:11px; float:left; display: inline;">•</div> Altro',
              layers: vectorList_a
            }),
                      new ol.layer.Group({
              title: '<div style="color:#be6acd; font-size:50px; line-height:11px; float:left; display: inline;">•</div> CHURCHES',
              layers: vectorList_24
            }),
          
        ]
      }),

    ],
    view: view,
  });





 // GEOLOCALIZZAZIONE start ************************************************************************************

var geolocation = new ol.Geolocation({
    // enableHighAccuracy must be set to true to have the heading value.
    trackingOptions: {
      enableHighAccuracy: true,
    },
  projection: view.getProjection(),
});

function el(id) {
  return document.getElementById(id);
}

el('track').addEventListener('change', function () {
  geolocation.setTracking(this.checked);
});

geolocation.on('change', function () {
  el('accuracy').innerText = geolocation.getAccuracy() + ' [m]';
  el('altitude').innerText = geolocation.getAltitude() + ' [m]';
  el('altitudeAccuracy').innerText = geolocation.getAltitudeAccuracy() + ' [m]';
  el('heading').innerText = geolocation.getHeading() + ' [rad]'; 
  el('speed').innerText = geolocation.getSpeed() + ' [m/s]';
  el('position').innerText = geolocation.getPosition();
});

// handle geolocation error.
geolocation.on('error', function (error) {
  var info = document.getElementById('info-track');
  info.innerHTML = error.message;
  info.style.display = '';
});

var accuracyFeature = new ol.Feature();
geolocation.on('change:accuracyGeometry', function () {
  accuracyFeature.setGeometry(geolocation.getAccuracyGeometry());

  map.getView().animate({ center: geolocation.getPosition() }, { duration: 750 });
});

var positionFeature = new ol.Feature();
positionFeature.setStyle(
  new ol.style.Style({
    image: new ol.style.Circle({
      radius: 6,
      fill: new ol.style.Fill({
        color: '#3399CC',
      }),
      stroke: new ol.style.Stroke({
        color: '#fff',
        width: 2,
      }),
    }),
  })
);
// geolocation.on('change:position', function () {
geolocation.on('change', function () {
  var coordinates = geolocation.getPosition();
  positionFeature.setGeometry(coordinates ? new ol.geom.Point(coordinates) : null);
});

new ol.layer.Vector({
  map: map,
  source: new ol.source.Vector({
    features: [accuracyFeature, positionFeature],
  }),
});
// GEOLOCALIZZAZIONE end ************************************************************************************




// LINK To POINT start ************************************************************************************

// LINK To POINT end ************************************************************************************

// POPOUP start ************************************************************************************

  var element = document.getElementById('popup');

  var popup = new ol.Overlay({
    element: element,
    positioning: 'bottom-center',
    stopEvent: false,
    offset: [0, 0],
  });
  map.addOverlay(popup);

  map.on('singleclick', function (evt) {
    $(element).popover('dispose');
    var feature = map.forEachFeatureAtPixel(evt.pixel, function (feature) {
      return feature;
    });
    if (feature) {
      var coordinate = evt.coordinate;
      var hdms = ol.coordinate.toStringHDMS(ol.proj.toLonLat(coordinate));

      content.innerHTML = '<h4>' + feature.get('name') + '</h4><p>' + feature.get('description') + '</p><br><br><code>' + hdms + '</code>';
      overlay.setPosition(coordinate);
    }
  });

  // POPOUP end ************************************************************************************


  // Get out-of-the-map div element with the ID "layers" and renders layers to it.
  // NOTE: If the layers are changed outside of the layer switcher then you
  // will need to call ol.control.LayerSwitcher.renderPanel again to refesh
  // the layer tree. Style the tree via CSS.
  var sidebar = new ol.control.Sidebar({
    element: 'sidebar',
    position: 'left'
  });
  var toc = document.getElementById('layers');
  ol.control.LayerSwitcher.renderPanel(map, toc, { reverse: true });
  map.addControl(sidebar);
})();