Introduce and use get(Milli)SecondsFromUnixEpochInjectable

Signed-off-by: Sebastian Malton <sebastian@malton.name>

src/common/k8s-api/endpoints/metrics.api/request-metrics.injectable.ts

@@ -3,7 +3,7 @@
  * Licensed under MIT License. See LICENSE in root directory for more information.
  */
 import { getInjectable } from "@ogre-tools/injectable";
-import moment from "moment";
+import getSecondsFromUnixEpochInjectable from "../../../utils/date/get-seconds-from-unix-epoch.injectable";
 import { apiBaseInjectionToken } from "../../api-base";
 import type { MetricData } from "../metrics.api";
 
@@ -47,14 +47,14 @@ const requestMetricsInjectable = getInjectable({
   id: "request-metrics",
   instantiate: (di) => {
     const apiBase = di.inject(apiBaseInjectionToken);
+    const getSecondsFromUnixEpoch = di.inject(getSecondsFromUnixEpochInjectable);
 
     return (async (query: object, params: RequestMetricsParams = {}) => {
       const { range = 3600, step = 60, namespace } = params;
       let { start, end } = params;
 
       if (!start && !end) {
-        const timeNow = Date.now() / 1000;
-        const now = moment.unix(timeNow).startOf("minute").unix();  // round date to minutes
+        const now = getSecondsFromUnixEpoch();
 
         start = now - range;
         end = now;

src/common/utils/date/get-milliseconds-from-unix-epoch.injectable.ts

@@ -0,0 +1,13 @@
+/**
+ * Copyright (c) OpenLens Authors. All rights reserved.
+ * Licensed under MIT License. See LICENSE in root directory for more information.
+ */
+import { getInjectable } from "@ogre-tools/injectable";
+
+const getMillisecondsFromUnixEpochInjectable = getInjectable({
+  id: "get-current-time",
+  instantiate: () => () => Date.now(),
+  causesSideEffects: true,
+});
+
+export default getMillisecondsFromUnixEpochInjectable;

src/common/utils/date/get-seconds-from-unix-epoch.injectable.ts

@@ -0,0 +1,17 @@
+/**
+ * Copyright (c) OpenLens Authors. All rights reserved.
+ * Licensed under MIT License. See LICENSE in root directory for more information.
+ */
+import { getInjectable } from "@ogre-tools/injectable";
+import getMillisecondsFromUnixEpochInjectable from "./get-milliseconds-from-unix-epoch.injectable";
+
+const getSecondsFromUnixEpochInjectable = getInjectable({
+  id: "get-seconds-from-unix-epoch",
+  instantiate: (di) => {
+    const getMilisecondsFromUnixEpoch = di.inject(getMillisecondsFromUnixEpochInjectable);
+
+    return () => Math.floor(getMilisecondsFromUnixEpoch() / 1000);
+  },
+});
+
+export default getSecondsFromUnixEpochInjectable;