Typescript migration: Major refactoring.

server/resources/statisticsResource.ts

@@ -0,0 +1,20 @@
+import ErrorTypes from "../utils/errorTypes";
+import Logger from "../logger";
+import {getNodeStatistics} from "../services/nodeService";
+import * as Resources from "../utils/resources";
+import {Request, Response} from "express";
+
+export function get (req: Request, res: Response): void {
+    // TODO: Promises and types.
+    getNodeStatistics()
+        .then(nodeStatistics => Resources.success(
+            res,
+            {
+                nodes: nodeStatistics
+            }
+        ))
+        .catch(err => {
+            Logger.tag('statistics').error('Error getting statistics:', err);
+            return Resources.error(res, {data: 'Internal error.', type: ErrorTypes.internalError});
+        });
+}