feat(widgets): add media release widget (#3219)

packages/api/src/router/widgets/index.ts

@@ -5,6 +5,7 @@ import { dnsHoleRouter } from "./dns-hole";
 import { downloadsRouter } from "./downloads";
 import { healthMonitoringRouter } from "./health-monitoring";
 import { indexerManagerRouter } from "./indexer-manager";
+import { mediaReleaseRouter } from "./media-release";
 import { mediaRequestsRouter } from "./media-requests";
 import { mediaServerRouter } from "./media-server";
 import { mediaTranscodingRouter } from "./media-transcoding";
@@ -27,6 +28,7 @@ export const widgetRouter = createTRPCRouter({
   smartHome: smartHomeRouter,
   stockPrice: stockPriceRouter,
   mediaServer: mediaServerRouter,
+  mediaRelease: mediaReleaseRouter,
   calendar: calendarRouter,
   downloads: downloadsRouter,
   mediaRequests: mediaRequestsRouter,

packages/api/src/router/widgets/media-release.ts

@@ -0,0 +1,67 @@
+import { observable } from "@trpc/server/observable";
+
+import type { Modify } from "@homarr/common/types";
+import type { Integration } from "@homarr/db/schema";
+import type { IntegrationKindByCategory } from "@homarr/definitions";
+import { getIntegrationKindsByCategory } from "@homarr/definitions";
+import type { MediaRelease } from "@homarr/integrations/types";
+import { mediaReleaseRequestHandler } from "@homarr/request-handler/media-release";
+
+import { createManyIntegrationMiddleware } from "../../middlewares/integration";
+import { createTRPCRouter, publicProcedure } from "../../trpc";
+
+export const mediaReleaseRouter = createTRPCRouter({
+  getMediaReleases: publicProcedure
+    .concat(createManyIntegrationMiddleware("query", ...getIntegrationKindsByCategory("mediaRelease")))
+    .query(async ({ ctx }) => {
+      const results = await Promise.all(
+        ctx.integrations.map(async (integration) => {
+          const innerHandler = mediaReleaseRequestHandler.handler(integration, {});
+          const { data, timestamp } = await innerHandler.getCachedOrUpdatedDataAsync({ forceUpdate: false });
+
+          return {
+            integration: {
+              id: integration.id,
+              name: integration.name,
+              kind: integration.kind,
+              updatedAt: timestamp,
+            },
+            releases: data,
+          };
+        }),
+      );
+      return results.flatMap((result) =>
+        result.releases.map((release) => ({
+          ...release,
+          integration: result.integration,
+        })),
+      );
+    }),
+
+  subscribeToReleases: publicProcedure
+    .concat(createManyIntegrationMiddleware("query", ...getIntegrationKindsByCategory("mediaRelease")))
+    .subscription(({ ctx }) => {
+      return observable<{
+        integration: Modify<Integration, { kind: IntegrationKindByCategory<"mediaRelease"> }>;
+        releases: MediaRelease[];
+      }>((emit) => {
+        const unsubscribes: (() => void)[] = [];
+        for (const integrationWithSecrets of ctx.integrations) {
+          const { decryptedSecrets: _, ...integration } = integrationWithSecrets;
+          const innerHandler = mediaReleaseRequestHandler.handler(integrationWithSecrets, {});
+          const unsubscribe = innerHandler.subscribe((releases) => {
+            emit.next({
+              integration,
+              releases,
+            });
+          });
+          unsubscribes.push(unsubscribe);
+        }
+        return () => {
+          unsubscribes.forEach((unsubscribe) => {
+            unsubscribe();
+          });
+        };
+      });
+    }),
+});