refactor(k8s): namespace core logic (#12142)

Co-authored-by: testA113 <aliharriss1995@gmail.com>
Co-authored-by: Anthony Lapenna <anthony.lapenna@portainer.io>
Co-authored-by: James Carppe <85850129+jamescarppe@users.noreply.github.com>
Co-authored-by: Ali <83188384+testA113@users.noreply.github.com>

app/react/kubernetes/metrics/metrics.ts

@@ -0,0 +1,84 @@
+import axios, { parseAxiosError } from '@/portainer/services/axios';
+import { EnvironmentId } from '@/react/portainer/environments/types';
+import {
+  NodeMetrics,
+  NodeMetric,
+  ApplicationResource,
+} from '@/react/kubernetes/metrics/types';
+
+export async function getMetricsForAllNodes(environmentId: EnvironmentId) {
+  try {
+    const { data: nodes } = await axios.get<NodeMetrics>(
+      `kubernetes/${environmentId}/metrics/nodes`
+    );
+    return nodes;
+  } catch (e) {
+    throw parseAxiosError(e, 'Unable to retrieve metrics for all nodes');
+  }
+}
+
+export async function getMetricsForNode(
+  environmentId: EnvironmentId,
+  nodeName: string
+) {
+  try {
+    const { data: node } = await axios.get<NodeMetric>(
+      `kubernetes/${environmentId}/metrics/nodes/${nodeName}`
+    );
+
+    return node;
+  } catch (e) {
+    throw parseAxiosError(e, 'Unable to retrieve metrics for node');
+  }
+}
+
+export async function getMetricsForAllPods(
+  environmentId: EnvironmentId,
+  namespace: string
+) {
+  try {
+    const { data: pods } = await axios.get(
+      `kubernetes/${environmentId}/metrics/pods/namespace/${namespace}`
+    );
+    return pods;
+  } catch (e) {
+    throw parseAxiosError(e, 'Unable to retrieve metrics for all pods');
+  }
+}
+
+export async function getMetricsForPod(
+  environmentId: EnvironmentId,
+  namespace: string,
+  podName: string
+) {
+  try {
+    const { data: pod } = await axios.get(
+      `kubernetes/${environmentId}/metrics/pods/namespace/${namespace}/${podName}`
+    );
+    return pod;
+  } catch (e) {
+    throw parseAxiosError(e, 'Unable to retrieve metrics for pod');
+  }
+}
+
+export async function getTotalResourcesForAllApplications(
+  environmentId: EnvironmentId,
+  nodeName?: string
+) {
+  try {
+    const { data: resources } = await axios.get<ApplicationResource>(
+      `kubernetes/${environmentId}/metrics/applications_resources`,
+      {
+        params: {
+          node: nodeName,
+        },
+      }
+    );
+    return resources;
+  } catch (e) {
+    throw parseAxiosError(
+      e,
+      'Unable to retrieve total resources for all applications'
+    );
+  }
+}