Typescript migration

* utils/strings.js
* utils/urlBuilder.js

server/utils/urlBuilder.ts

@@ -0,0 +1,40 @@
+import _ from "lodash"
+import {config} from "../config"
+import {NodeSecrets} from "../types"
+
+// TODO: Typed URLs
+
+function formUrl(route: string, queryParams?: {[key: string]: string}): string {
+    let url = config.server.baseUrl;
+    if (route || queryParams) {
+        url += '/#/';
+    }
+    if (route) {
+        url += route;
+    }
+    if (queryParams) {
+        url += '?';
+        url += _.join(
+            _.map(
+                queryParams,
+                function (value, key) {
+                    return encodeURIComponent(key) + '=' + encodeURIComponent(value);
+                }
+            ),
+            '&'
+        );
+    }
+    return url;
+}
+
+export function editNodeUrl (): string {
+    return formUrl('update');
+}
+
+export function monitoringConfirmUrl (nodeSecrets: NodeSecrets): string {
+    return formUrl('monitoring/confirm', { token: nodeSecrets.monitoringToken });
+}
+
+export function monitoringDisableUrl (nodeSecrets: NodeSecrets): string {
+    return formUrl('monitoring/disable', { token: nodeSecrets.monitoringToken });
+}