refactor: add request handlers for centralized cached requests (#1504)

* feat: add object base64 hash method

* chore: add script to add package

* feat: add request-handler package

* wip: add request handlers for all jobs and widget api procedures

* wip: remove errors shown in logs, add missing decryption for secrets in cached-request-job-handler

* wip: highly improve request handler, add request handlers for calendar, media-server, indexer-manager and more, add support for multiple inputs from job handler creator

* refactor: move media-server requests to request-handler, add invalidation logic for dns-hole and media requests

* refactor: remove unused integration item middleware

* feat: add invalidation to switch entity action of smart-home

* fix: lint issues

* chore: use integration-kind-by-category instead of union for request-handlers

* fix: build not working for tasks and websocket

* refactor: add more logs

* refactor: readd timestamp logic for diconnect status

* fix: lint and typecheck issue

* chore: address pull request feedback

packages/request-handler/src/smart-home-entity-state.ts

@@ -0,0 +1,25 @@
+import dayjs from "dayjs";
+
+import type { IntegrationKindByCategory } from "@homarr/definitions";
+import { integrationCreator } from "@homarr/integrations";
+
+import { createCachedIntegrationRequestHandler } from "./lib/cached-integration-request-handler";
+
+export const smartHomeEntityStateRequestHandler = createCachedIntegrationRequestHandler<
+  string,
+  IntegrationKindByCategory<"smartHomeServer">,
+  { entityId: string }
+>({
+  async requestAsync(integration, input) {
+    const integrationInstance = integrationCreator(integration);
+    const result = await integrationInstance.getEntityStateAsync(input.entityId);
+
+    if (!result.success) {
+      throw new Error(`Unable to fetch data from Home Assistant error='${result.error as string}'`);
+    }
+
+    return result.data.state;
+  },
+  cacheDuration: dayjs.duration(1, "minute"),
+  queryKey: "smartHome-entityState",
+});