Allow extensions to register kube-object menus + details (#1108)

Signed-off-by: Jari Kolehmainen <jari.kolehmainen@gmail.com>

src/renderer/api/kube-object-detail-registry.ts

@@ -0,0 +1,33 @@
+import { observable } from "mobx"
+import React from "react"
+
+export interface KubeObjectDetailComponents {
+  Details: React.ComponentType<any>;
+}
+
+export interface KubeObjectDetailRegistration {
+  kind: string;
+  apiVersions: string[];
+  components: KubeObjectDetailComponents;
+}
+
+export class KubeObjectDetailRegistry {
+  items = observable.array<KubeObjectDetailRegistration>([], { deep: false });
+
+  add(item: KubeObjectDetailRegistration) {
+    this.items.push(item)
+    return () => {
+      this.items.replace(
+        this.items.filter(c => c !== item)
+      )
+    };
+  }
+
+  getItemsForKind(kind: string, apiVersion: string) {
+    return this.items.filter((item) => {
+      return item.kind === kind && item.apiVersions.includes(apiVersion)
+    })
+  }
+}
+
+export const kubeObjectDetailRegistry = new KubeObjectDetailRegistry()