refactor(apps): migrate applications view to react [r8s-124] (#28)

app/react/kubernetes/applications/queries/useRedeployApplicationMutation.ts

@@ -0,0 +1,70 @@
+import { useMutation } from '@tanstack/react-query';
+import { Pod } from 'kubernetes-types/core/v1';
+
+import { queryClient, withGlobalError } from '@/react-tools/react-query';
+import { EnvironmentId } from '@/react/portainer/environments/types';
+import axios from '@/portainer/services/axios';
+
+import { parseKubernetesAxiosError } from '../../axiosError';
+
+import { queryKeys } from './query-keys';
+import { getPods } from './getPods';
+
+// useRedeployApplicationMutation gets all the pods for an application (using the matchLabels field in the labelSelector query param) and then deletes all of them, so that they are recreated
+export function useRedeployApplicationMutation(
+  environmentId: number,
+  namespace: string,
+  name: string
+) {
+  return useMutation(
+    async ({ labelSelector }: { labelSelector: string }) => {
+      try {
+        // get only the pods that match the labelSelector for the application
+        const pods = await getPods(environmentId, namespace, labelSelector);
+        // delete all the pods to redeploy the application
+        await Promise.all(
+          pods.map((pod) => {
+            if (pod?.metadata?.name) {
+              return deletePod(environmentId, namespace, pod.metadata.name);
+            }
+            return Promise.resolve();
+          })
+        );
+      } catch (error) {
+        throw new Error(`Unable to redeploy application: ${error}`);
+      }
+    },
+    {
+      onSuccess: () => {
+        queryClient.invalidateQueries(
+          queryKeys.application(environmentId, namespace, name)
+        );
+      },
+      ...withGlobalError('Unable to redeploy application'),
+    }
+  );
+}
+
+async function deletePod(
+  environmentId: EnvironmentId,
+  namespace: string,
+  name: string
+) {
+  try {
+    return await axios.delete<Pod>(buildUrl(environmentId, namespace, name));
+  } catch (e) {
+    throw parseKubernetesAxiosError(e as Error, 'Unable to delete pod');
+  }
+}
+
+function buildUrl(
+  environmentId: EnvironmentId,
+  namespace: string,
+  name?: string
+) {
+  let baseUrl = `/endpoints/${environmentId}/kubernetes/api/v1/namespaces/${namespace}/pods`;
+  if (name) {
+    baseUrl += `/${name}`;
+  }
+  return baseUrl;
+}