//ORIGINAL CORE OF SITE.JS
//CONFIGURE SITE PARAMETERS AT 
//THE BOTTOM SECTION OF THE SCRIPT

(function(root) {
    var map = {},
        layers;

    map = function(el, l, callback) {
        layer.tilejson(l.api, function(t) {
            var handlers = [
                //These work in mapbox.js
                new MM.DragHandler(),
                new MM.DoubleClickHandler(),
                new MM.TouchHandler()
            ];
            //establishing the map
            var map = mapbox.map(el, new wax.mm.connector(t), null, handlers);
            //adding UI elements
            map.ui.zoomer().add();
            map.ui.zoombox().add();
            map.ui.fullscreen().add();
            map.ui.hash.add();
            map.ui.legend.add();
    	    map.ui.attribution.add().content('<a href="http://mapbox.com/about/maps">Terms &amp; Feedback</a>');
            //setting parameter catcher for starting center & zoom
            map.centerZoom({
                lat: (l.center) ? l.center.lat : t.center[1],
                lon: (l.center) ? l.center.lon : t.center[0]
            }, (l.center) ? l.center.zoom : t.center[2]);

            if (l.zoomRange) {
                map.setZoomRange(l.zoomRange[0], l.zoomRange[1]);
            } else {
                map.setZoomRange(t.minzoom, t.maxzoom);
            }

            if (callback && typeof(callback) == 'function') callback();
        });
        return map;
    };

    map.layers = function(x) {
        if (!arguments.length) return layers;
        layers = x;
        return map;
    };
    
    //Here the trouble begins: setOverlay seems to imply
    //client-side compositing, and there does not appear
    //to be an equivalent function in mapbox.js
    map.setOverlay = function(id) {

        if (!layers[id]) throw new Error('overlay with id ' + id + ' not found');
        var l = layers[id];

        layer.tilejson(l.api, function(t) {
            var level = (l.level === 'base') ? 0 : 1;
            
            //No mabox.js equivalent for the below setLayerAt and wax connectors
            //Seems like several redundant steps could be replaced with
            //the map.addLayer(); function
            try {
                map.setLayerAt(level, new wax.mm.connector(t));
            } catch (e) {
                map.insertLayerAt(level, new wax.mm.connector(t));
            }
            map.interaction(map).auto(t);
        });

        if (l.center) {
            var lat = l.center.lat || map.getCenter().lat,
                lon = l.center.lon || map.getCenter().lon,
                zoom = l.center.zoom || map.getZoom();

            if (l.center.ease > 0) {
                map.ease = ease().map(map)
                    .to(map.locationCoordinate({ lat: lat, lon: lon })
                    .zoomTo(zoom)).run(l.center.ease);
            } else {
                map.setCenterZoom({ lat: lat, lon: lon }, zoom);
            }
        }
    };

    map.removeOverlay = function(id) {

        if (!layers[id]) throw new Error('overlay with id ' + id + ' not found');
        var l = layers[id];

        var level = (l.level === 'base') ? 0 : 1;
        map.removeLayerAt(level);
        map.legend.content(' ');
        map.interaction.refresh();
    };

    root.map = map;

})(this);

//Ajaxishness for the DOM handling of the switcher
$(function() {
    if (location.hash === '#embed') $('body').removeClass().addClass('embed');

    $('body').on('click.map', '[data-control="layer"]', function(e) {
        var $this = $(this),
            id = $this.attr('href');
        id = id.replace(/.*(?=#[^\s]+$)/, '').slice(1);
        var m = $('[data-control="geocode"]').attr('data-map') || 'main';
        e.preventDefault();
        if($this.hasClass('active')) {
            $('[data-control="layer"]').removeClass('active');
            window[m].removeOverlay(id);        
        } else {
            $('[data-control="layer"]').removeClass('active');
            $this.addClass('active');
            window[m].setOverlay(id);
        }
    });

});

//MOVED FROM INDEX.HTML CONFIGURATION

// Make a new map in the #map element
        var main = map('map', {
            // Base layer here
            api: 'http://a.tiles.mapbox.com/v3/landplanner.map-a0wbwf43.jsonp',
            center: {
                lat: 44.484626966,      // Intial center point and zoom level.
                lon: -73.2342639,      
                zoom: 13                    
            },
            zoomRange: [0, 17]
        });
        //Switchable overlays here
        main.layers({
            existing: { api: 'http://a.tiles.mapbox.com/v3/landplanner.btvwards-current,landplanner.map-0wnm9063.jsonp' },
            btv4wv3: { api: 'http://a.tiles.mapbox.com/v3/landplanner.wards-4w-v3,landplanner.map-0wnm9063.jsonp' },
            btv7wv4: { api: 'http://a.tiles.mapbox.com/v3/landplanner.wards-7w-v4,landplanner.map-0wnm9063.jsonp' },
            btv7wv5: { api: 'http://a.tiles.mapbox.com/v3/landplanner.wards-7w-v5,landplanner.map-0wnm9063.jsonp' },
            btv8wv1: { api: 'http://a.tiles.mapbox.com/v3/landplanner.wards-8w-v1,landplanner.map-0wnm9063.jsonp' }
         });