Add stateful set scale slider (#1406)

Signed-off-by: vshakirova <vshakirova@mirantis.com>

src/renderer/api/endpoints/stateful-set.api.ts

@@ -4,6 +4,29 @@ import { IAffinity, WorkloadKubeObject } from "../workload-kube-object";
 import { autobind } from "../../utils";
 import { KubeApi } from "../kube-api";
 
+export class StatefulSetApi extends KubeApi<StatefulSet> {
+  protected getScaleApiUrl(params: { namespace: string; name: string }) {
+    return this.getUrl(params) + "/scale";
+  }
+
+  getReplicas(params: { namespace: string; name: string }): Promise<number> {
+    return this.request
+      .get(this.getScaleApiUrl(params))
+      .then(({ status }: any) => status?.replicas);
+  }
+
+  scale(params: { namespace: string; name: string }, replicas: number) {
+    return this.request.put(this.getScaleApiUrl(params), {
+      data: {
+        metadata: params,
+        spec: {
+          replicas
+        }
+      }
+    });
+  }
+}
+
 @autobind()
 export class StatefulSet extends WorkloadKubeObject {
   static kind = "StatefulSet";
@@ -67,17 +90,22 @@ export class StatefulSet extends WorkloadKubeObject {
     observedGeneration: number;
     replicas: number;
     currentReplicas: number;
+    readyReplicas: number;
     currentRevision: string;
     updateRevision: string;
     collisionCount: number;
   };
 
+  getReplicas() {
+    return this.spec.replicas || 0;
+  }
+
   getImages() {
     const containers: IPodContainer[] = get(this, "spec.template.spec.containers", []);
     return [...containers].map(container => container.image);
   }
 }
 
-export const statefulSetApi = new KubeApi({
+export const statefulSetApi = new StatefulSetApi({
   objectConstructor: StatefulSet,
 });