feat(SW-874): Show correct rooms

components/HotelReservation/SelectRate/Rooms/index.tsx

@@ -2,10 +2,9 @@
 
 import { useCallback, useState } from "react"
 
-import { RoomsAvailability } from "@/server/routers/hotels/output"
-
 import RoomFilter from "../RoomFilter"
 import RoomSelection from "../RoomSelection"
+import { getLowestPricedRooms } from "./utils"
 
 import styles from "./rooms.module.css"
 
@@ -14,6 +13,10 @@ import {
   type RoomPackageCodes,
 } from "@/types/components/hotelReservation/selectRate/roomFilter"
 import type { RoomSelectionProps } from "@/types/components/hotelReservation/selectRate/roomSelection"
+import type {
+  RoomConfiguration,
+  RoomsAvailability,
+} from "@/server/routers/hotels/output"
 
 export default function Rooms({
   roomsAvailability,
@@ -21,7 +24,12 @@ export default function Rooms({
   user,
   packages,
 }: Omit<RoomSelectionProps, "selectedPackages">) {
-  const defaultRooms = roomsAvailability.roomConfigurations
+  console.log("roomsAvailability", roomsAvailability)
+  const visibleRooms: RoomConfiguration[] = getLowestPricedRooms(
+    roomsAvailability.roomConfigurations
+  )
+
+  const defaultRooms = visibleRooms
   const [rooms, setRooms] = useState<RoomsAvailability>({
     ...roomsAvailability,
     roomConfigurations: defaultRooms,
@@ -46,15 +54,14 @@ export default function Rooms({
         return
       }
 
-      const filteredRooms = roomsAvailability.roomConfigurations.filter(
+      const filteredRooms = visibleRooms.filter((room) =>
-        (room) =>
         filteredPackages.every((filteredPackage) =>
           room.features.some((feature) => feature.code === filteredPackage)
         )
       )
       setRooms({ ...roomsAvailability, roomConfigurations: filteredRooms })
     },
-    [roomsAvailability, defaultRooms]
+    [roomsAvailability, defaultRooms, visibleRooms]
   )
 
   return (

components/HotelReservation/SelectRate/Rooms/utils.ts

@@ -0,0 +1,71 @@
+import { RoomConfiguration } from "@/server/routers/hotels/output"
+
+export function getLowestPricedRooms(roomConfigurations: RoomConfiguration[]) {
+  const roomTypeCount = roomConfigurations.reduce(
+    (acc, room) => {
+      acc[room.roomType] = (acc[room.roomType] || 0) + 1
+      return acc
+    },
+    {} as Record<string, number>
+  )
+
+  const duplicateRoomTypes = new Set(
+    Object.keys(roomTypeCount).filter((roomType) => roomTypeCount[roomType] > 1)
+  )
+
+  const roomMap = new Map()
+
+  roomConfigurations.forEach((room) => {
+    const { roomType, products } = room
+
+    if (!duplicateRoomTypes.has(roomType)) {
+      roomMap.set(roomType, room)
+      return
+    }
+
+    products.forEach((product) => {
+      const { productType } = product
+      const publicProduct = productType.public
+      const memberProduct = productType.member || {
+        requestedPrice: null,
+        localPrice: null,
+      }
+
+      const {
+        requestedPrice: publicRequestedPrice,
+        localPrice: publicLocalPrice,
+      } = publicProduct
+      const {
+        requestedPrice: memberRequestedPrice,
+        localPrice: memberLocalPrice,
+      } = memberProduct
+
+      const currentLowest = roomMap.get(roomType)
+
+      const currentRequestedPrice = Math.min(
+        Number(publicRequestedPrice.pricePerNight) ?? Infinity,
+        Number(memberRequestedPrice?.pricePerNight) ?? Infinity
+      )
+      const currentLocalPrice = Math.min(
+        Number(publicLocalPrice.pricePerNight) ?? Infinity,
+        Number(memberLocalPrice?.pricePerNight) ?? Infinity
+      )
+
+      if (
+        !currentLowest ||
+        currentRequestedPrice < currentLowest.requestedPrice ||
+        (currentRequestedPrice === currentLowest.requestedPrice &&
+          currentLocalPrice < currentLowest.localPrice)
+      ) {
+        roomMap.set(roomType, {
+          ...room,
+          product,
+          requestedPrice: currentRequestedPrice,
+          localPrice: currentLocalPrice,
+        })
+      }
+    })
+  })
+
+  return Array.from(roomMap.values())
+}