Merged in feat/BOOK-377-keep-booking-widget-state (pull request #2894)

feat(BOOK-377): keep dates and rooms & guest in session storage

* feat(BOOK-377): keep dates and rooms & guest in session storage

* feat(BOOK-377): extract to hook and reuse


Approved-by: Erik Tiekstra

apps/scandic-web/components/ContentType/HotelPage/SidePeeks/Room/PricesAndAvailabilityButton/index.tsx

@@ -1,7 +1,8 @@
 "use client"
 
+import { useBookingWidgetState } from "@scandic-hotels/booking-flow/hooks/useBookingWidgetState"
+import { serializeBookingSearchParams } from "@scandic-hotels/booking-flow/utils/url"
 import { selectRateWithParams } from "@scandic-hotels/common/constants/routes/hotelReservation"
-import { dt } from "@scandic-hotels/common/dt"
 import ButtonLink from "@scandic-hotels/design-system/ButtonLink"
 
 import useLang from "@/hooks/useLang"
@@ -15,9 +16,15 @@ export default function PricesAndAvailabilityButton({
   label,
 }: PricesAndAvailabilityProps) {
   const lang = useLang()
-  const fromdate = dt().format("YYYY-MM-DD")
-  const todate = dt().add(1, "day").format("YYYY-MM-DD")
-  const selectRateURL = selectRateWithParams(lang, hotelId, fromdate, todate)
+  const { fromDate, toDate, rooms } = useBookingWidgetState()
+
+  const params = serializeBookingSearchParams({
+    hotelId,
+    fromDate,
+    toDate,
+    rooms,
+  })
+  const selectRateURL = selectRateWithParams(lang, params)
 
   const { name, roomTypes } = room
 

packages/booking-flow/lib/components/BookingWidget/BookingWidgetForm/index.tsx

@@ -13,6 +13,7 @@ import {
 import { trackBookingSearchClick } from "@scandic-hotels/tracking/booking"
 import { SEARCH_TYPE_REDEMPTION } from "@scandic-hotels/trpc/constants/booking"
 
+import { setBookingWidgetState } from "../../../hooks/useBookingWidgetState"
 import useLang from "../../../hooks/useLang"
 import {
   BookingCodeFilterEnum,
@@ -68,7 +69,11 @@ export default function Form({ type, onClose }: BookingWidgetFormProps) {
       // Followed current url structure to keep searchtype=redemption param incase of reward night
       ...(data.redemption ? { searchType: SEARCH_TYPE_REDEMPTION } : {}),
     })
-
+    setBookingWidgetState({
+      fromDate: data.date.fromDate,
+      toDate: data.date.toDate,
+      rooms: data.rooms,
+    })
     onClose()
     startTransition(() => {
       router.push(`${bookingFlowPage}?${bookingWidgetParams.toString()}`)

packages/booking-flow/lib/components/BookingWidget/Client.tsx

@@ -15,6 +15,7 @@ import { trpc } from "@scandic-hotels/trpc/client"
 import { SEARCH_TYPE_REDEMPTION } from "@scandic-hotels/trpc/constants/booking"
 
 import { useBookingFlowConfig } from "../../bookingFlowConfig/bookingFlowConfigContext"
+import { useBookingWidgetState } from "../../hooks/useBookingWidgetState"
 import useLang from "../../hooks/useLang"
 import {
   type bookingCodeSchema,
@@ -54,6 +55,7 @@ export default function BookingWidgetClient({
     null
   )
   const { bookingCodeEnabled } = useBookingFlowConfig()
+  const storedBookingWidgetState = useBookingWidgetState()
 
   const shouldFetchAutoComplete = !!data.hotelId || !!data.city
 
@@ -207,6 +209,24 @@ export default function BookingWidgetClient({
     }
   }, [methods, selectedBookingCode])
 
+  useEffect(() => {
+    if (
+      !data.fromDate &&
+      !data.toDate &&
+      !data.rooms &&
+      storedBookingWidgetState
+    ) {
+      methods.reset({
+        ...methods.getValues(),
+        date: {
+          fromDate: storedBookingWidgetState.fromDate,
+          toDate: storedBookingWidgetState.toDate,
+        },
+        rooms: storedBookingWidgetState.rooms,
+      })
+    }
+  }, [data, methods, storedBookingWidgetState])
+
   if (shouldShowSkeleton) {
     return <BookingWidgetSkeleton type={type} />
   }

packages/booking-flow/lib/hooks/useBookingWidgetState.ts

@@ -0,0 +1,92 @@
+import { useEffect, useState } from "react"
+import { z } from "zod"
+
+import { BOOKING_WIDGET_STATE } from "@scandic-hotels/common/constants/bookingWidget"
+import { dt } from "@scandic-hotels/common/dt"
+
+import { adultsSchema, childAgeSchema, childBedSchema } from "../utils/url"
+
+const DEFAULT_ROOMS = [{ adults: 1, childrenInRoom: [] }]
+
+const stateSchema = z.object({
+  fromDate: z.string(),
+  toDate: z.string(),
+  rooms: z.array(
+    z.object({
+      adults: adultsSchema,
+      childrenInRoom: z
+        .array(
+          z.object({
+            bed: childBedSchema,
+            age: childAgeSchema,
+          })
+        )
+        .optional(),
+    })
+  ),
+})
+
+type BookingWidgetState = z.infer<typeof stateSchema>
+
+export function useBookingWidgetState() {
+  const [bookingState, setBookingState] = useState<BookingWidgetState>({
+    fromDate: dt().format("YYYY-MM-DD"),
+    toDate: dt().add(1, "day").format("YYYY-MM-DD"),
+    rooms: DEFAULT_ROOMS,
+  })
+
+  useEffect(() => {
+    const now = dt()
+    const stored = getBookingWidgetState()
+    if (!stored) {
+      return
+    }
+    const storedFrom = dt(stored.fromDate)
+    const storedTo = dt(stored.toDate)
+
+    const isDateParamValid =
+      storedFrom.isValid() &&
+      storedTo.isValid() &&
+      storedFrom.isSameOrAfter(now, "day") &&
+      storedTo.isAfter(storedFrom)
+
+    if (isDateParamValid && stored.rooms?.length) {
+      setBookingState({
+        fromDate: storedFrom.format("YYYY-MM-DD"),
+        toDate: storedTo.format("YYYY-MM-DD"),
+        rooms: stored.rooms,
+      })
+    }
+  }, [])
+  return bookingState
+}
+
+function getBookingWidgetState(): BookingWidgetState | null {
+  if (typeof window === "undefined") {
+    return null
+  }
+  try {
+    const savedBookingWidgetState = sessionStorage.getItem(BOOKING_WIDGET_STATE)
+    if (savedBookingWidgetState) {
+      const stored = JSON.parse(savedBookingWidgetState)
+      return stateSchema.parse(stored)
+    }
+  } catch {
+    try {
+      sessionStorage.removeItem(BOOKING_WIDGET_STATE)
+    } catch {}
+  }
+  return null
+}
+
+export function setBookingWidgetState(state: BookingWidgetState): void {
+  if (typeof window === "undefined") {
+    return
+  }
+  try {
+    sessionStorage.setItem(
+      BOOKING_WIDGET_STATE,
+      JSON.stringify(stateSchema.parse(state))
+    )
+  } catch {}
+}

packages/booking-flow/lib/utils/url.ts

@@ -39,9 +39,9 @@ const typeHints = {
   filters: "COMMA_SEPARATED_ARRAY",
   packages: "COMMA_SEPARATED_ARRAY",
 } as const
-const adultsSchema = z.coerce.number().min(1).max(6).catch(0)
-const childAgeSchema = z.coerce.number().catch(-1)
-const childBedSchema = z.coerce.number().catch(-1)
+export const adultsSchema = z.coerce.number().min(1).max(6).catch(0)
+export const childAgeSchema = z.coerce.number().catch(-1)
+export const childBedSchema = z.coerce.number().catch(-1)
 const searchTypeSchema = z.enum(bookingSearchTypes).optional().catch(undefined)
 
 export function parseBookingWidgetSearchParams(

packages/booking-flow/package.json

@@ -28,6 +28,7 @@
     "./components/SidePeekAccordions/ParkingAccordionItem": "./lib/components/SidePeekAccordions/ParkingAccordionItem.tsx",
     "./global.d.ts": "./global.d.ts",
     "./hooks/useHandleBookingStatus": "./lib/hooks/useHandleBookingStatus.ts",
+    "./hooks/useBookingWidgetState": "./lib/hooks/useBookingWidgetState.ts",
     "./pages/*": "./lib/pages/*.tsx",
     "./stores/enter-details/types": "./lib/stores/enter-details/types.ts",
     "./stores/hotels-map": "./lib/stores/hotels-map.ts",

packages/common/constants/bookingWidget.ts

@@ -0,0 +1 @@
+export const BOOKING_WIDGET_STATE = "bookingWidgetState"

packages/common/constants/routes/hotelReservation.ts

@@ -27,14 +27,8 @@ export function selectHotel(lang: Lang) {
 export function selectHotelMap(lang: Lang) {
   return `${hotelreservation(lang)}/select-hotel/map`
 }
-
-export function selectRateWithParams(
-  lang: Lang,
-  hotelId: string,
-  fromdate: string,
-  todate: string
-) {
-  return `${hotelreservation(lang)}/select-rate?room%5B0%5D.adults=1&fromdate=${fromdate}&todate=${todate}&hotel=${hotelId}`
+export function selectRateWithParams(lang: Lang, params: URLSearchParams) {
+  return `${hotelreservation(lang)}/select-rate?${params.toString()}`
 }
 
 export function alternativeHotels(lang: Lang) {

packages/common/package.json

@@ -14,6 +14,7 @@
     "./polyfills": "./polyfills/index.ts",
     "./constants/alert": "./constants/alert.ts",
     "./constants/booking": "./constants/booking.ts",
+    "./constants/bookingWidget": "./constants/bookingWidget.ts",
     "./constants/currency": "./constants/currency.ts",
     "./constants/dateFormats": "./constants/dateFormats.ts",
     "./constants/facilities": "./constants/facilities.ts",