fix(SW-978) Checks for null data on hotels

app/[lang]/(live)/(public)/hotelreservation/(standard)/select-hotel/utils.ts

@@ -1,10 +1,14 @@
 import { getHotelData } from "@/lib/trpc/memoizedRequests"
 import { serverClient } from "@/lib/trpc/server"
+import { badRequestError } from "@/server/errors/trpc"
 
 import { getLang } from "@/i18n/serverContext"
 
 import type { AvailabilityInput } from "@/types/components/hotelReservation/selectHotel/availabilityInput"
-import type { HotelData } from "@/types/components/hotelReservation/selectHotel/hotelCardListingProps"
+import type {
+  HotelData,
+  NullableHotelData,
+} from "@/types/components/hotelReservation/selectHotel/hotelCardListingProps"
 import type {
   CategorizedFilters,
   Filter,
@@ -30,10 +34,10 @@ const hotelFacilitiesFilterNames = [
 
 export async function fetchAvailableHotels(
   input: AvailabilityInput
-): Promise<HotelData[]> {
+): Promise<NullableHotelData[]> {
   const availableHotels = await serverClient().hotel.availability.hotels(input)
 
-  if (!availableHotels) throw new Error()
+  if (!availableHotels) return []
 
   const language = getLang()
 
@@ -43,7 +47,7 @@ export async function fetchAvailableHotels(
       language,
     })
 
-    if (!hotelData) throw new Error()
+    if (!hotelData) return { hotelData: null, price: hotel.productType }
 
     return {
       hotelData: hotelData.data.attributes,
@@ -55,7 +59,13 @@ export async function fetchAvailableHotels(
 }
 
 export function getFiltersFromHotels(hotels: HotelData[]): CategorizedFilters {
-  const filters = hotels.flatMap((hotel) => hotel.hotelData.detailedFacilities)
+  if (hotels.length === 0)
+    return { facilityFilters: [], surroundingsFilters: [] }
+
+  const filters = hotels.flatMap((hotel) => {
+    if (!hotel.hotelData) return []
+    return hotel.hotelData.detailedFacilities
+  })
 
   const uniqueFilterIds = [...new Set(filters.map((filter) => filter.id))]
   const filterList: Filter[] = uniqueFilterIds