sub-task/ SW-695 Prefill Guests data in booking widget

components/GuestsRoomsPicker/Provider/GuestsRoomsProvider.tsx

@@ -0,0 +1,26 @@
+"use client"
+import { PropsWithChildren, useRef } from "react"
+
+import {
+  GuestsRoomsContext,
+  type GuestsRoomsStore,
+  initGuestsRoomsState,
+} from "@/stores/guests-rooms"
+
+import { GuestsRoom } from "@/types/components/bookingWidget/guestsRoomsPicker"
+
+export default function GuestsRoomsProvider({
+  selectedGuests,
+  children,
+}: PropsWithChildren<{ selectedGuests?: GuestsRoom[] }>) {
+  const initialStore = useRef<GuestsRoomsStore>()
+  if (!initialStore.current) {
+    initialStore.current = initGuestsRoomsState(selectedGuests)
+  }
+
+  return (
+    <GuestsRoomsContext.Provider value={initialStore.current}>
+      {children}
+    </GuestsRoomsContext.Provider>
+  )
+}