Send metrics for map instantiations (named, anonymous and static) with the new format.

lib/api/template/named-template-controller.js

@@ -21,6 +21,7 @@ const NamedMapMapConfigProvider = require('../../models/mapconfig/provider/named
 const CreateLayergroupMapConfigProvider = require('../../models/mapconfig/provider/create-layergroup-provider');
 const rateLimit = require('../middlewares/rate-limit');
 const { RATE_LIMIT_ENDPOINTS_GROUPS } = rateLimit;
+const metrics = require('../middlewares/pubsub-metrics');
 
 module.exports = class NamedMapController {
     /**
@@ -38,6 +39,7 @@ module.exports = class NamedMapController {
      * @constructor
      */
     constructor (
+        config,
         pgConnection,
         templateMaps,
         mapBackend,
@@ -48,8 +50,10 @@ module.exports = class NamedMapController {
         mapConfigAdapter,
         statsBackend,
         authBackend,
-        layergroupMetadata
+        layergroupMetadata,
+        metricsBackend
     ) {
+        this.config = config;
         this.pgConnection = pgConnection;
         this.templateMaps = templateMaps;
         this.mapBackend = mapBackend;
@@ -61,6 +65,7 @@ module.exports = class NamedMapController {
         this.statsBackend = statsBackend;
         this.authBackend = authBackend;
         this.layergroupMetadata = layergroupMetadata;
+        this.metricsBackend = metricsBackend;
     }
 
     route (templateRouter) {
@@ -74,8 +79,26 @@ module.exports = class NamedMapController {
         const includeQuery = false;
         const label = 'NAMED MAP LAYERGROUP';
         const addContext = false;
+        const metricsTags = {
+            event: 'map_view',
+            attributes: { map_type: 'named' },
+            from: {
+                req: {
+                    query: { client: 'client' }
+                },
+                res: {
+                    body: { layergroupid: 'map_id' }
+                }
+            }
+        };
 
         return [
+            metrics({
+                enabled: this.config.pubSubMetrics.enabled,
+                metricsBackend: this.metricsBackend,
+                logger: global.logger,
+                tags: metricsTags
+            }),
             credentials(),
             authorize(this.authBackend),
             dbConnSetup(this.pgConnection),