import { getIntegrationKindsByCategory } from "@homarr/definitions";
import { notificationsRequestHandler } from "@homarr/request-handler/notifications";

import type { IntegrationAction } from "../../middlewares/integration";
import { createManyIntegrationMiddleware } from "../../middlewares/integration";
import { settleIntegrationQueries } from "../../settle-integrations";
import { createTRPCRouter, publicProcedure } from "../../trpc";

const createNotificationsIntegrationMiddleware = (action: IntegrationAction) =>
  createManyIntegrationMiddleware(action, ...getIntegrationKindsByCategory("notifications"));

export const notificationsRouter = createTRPCRouter({
  getNotifications: publicProcedure
    .unstable_concat(createNotificationsIntegrationMiddleware("query"))
    .query(async ({ ctx }) => {
      return await settleIntegrationQueries(
        ctx.integrations,
        async (integration) => {
          const innerHandler = notificationsRequestHandler.handler(integration, {});
          const { data, timestamp } = await innerHandler.getDataAsync();

          return {
            integration: {
              id: integration.id,
              name: integration.name,
              kind: integration.kind,
              updatedAt: timestamp,
            },
            data,
            error: undefined as string | undefined,
          };
        },
        {
          fallback: (integration, error) => ({
            integration: {
              id: integration.id,
              name: integration.name,
              kind: integration.kind,
              updatedAt: new Date(0),
            },
            data: [],
            error: error instanceof Error ? error.message : String(error),
          }),
          throwOnAllFailures: true,
        },
      );
    }),
});