import { notFound } from "next/navigation"

import { selectHotelMap } from "@/constants/routes/hotelReservation"
import { getLocations } from "@/lib/trpc/memoizedRequests"

import {
  fetchAvailableHotels,
  getFiltersFromHotels,
} from "@/app/[lang]/(live)/(public)/hotelreservation/(standard)/select-hotel/utils"
import HotelCardListing from "@/components/HotelReservation/HotelCardListing"
import HotelFilter from "@/components/HotelReservation/SelectHotel/HotelFilter"
import MobileMapButtonContainer from "@/components/HotelReservation/SelectHotel/MobileMapButtonContainer"
import {
  generateChildrenString,
  getHotelReservationQueryParams,
} from "@/components/HotelReservation/SelectRate/RoomSelection/utils"
import { ChevronRightIcon } from "@/components/Icons"
import StaticMap from "@/components/Maps/StaticMap"
import Link from "@/components/TempDesignSystem/Link"
import { getIntl } from "@/i18n"
import { setLang } from "@/i18n/serverContext"

import styles from "./page.module.css"

import type { SelectHotelSearchParams } from "@/types/components/hotelReservation/selectHotel/selectHotelSearchParams"
import { LangParams, PageArgs } from "@/types/params"

export default async function SelectHotelPage({
  params,
  searchParams,
}: PageArgs<LangParams, SelectHotelSearchParams>) {
  setLang(params.lang)
  const locations = await getLocations()

  if (!locations || "error" in locations) {
    return null
  }
  const city = locations.data.find(
    (location) =>
      location.name.toLowerCase() === searchParams.city.toLowerCase()
  )
  if (!city) return notFound()

  const intl = await getIntl()
  const selectHotelParams = new URLSearchParams(searchParams)
  const selectHotelParamsObject =
    getHotelReservationQueryParams(selectHotelParams)
  const adults = selectHotelParamsObject.room[0].adults // TODO: Handle multiple rooms
  const children = selectHotelParamsObject.room[0].child
    ? generateChildrenString(selectHotelParamsObject.room[0].child)
    : undefined // TODO: Handle multiple rooms

  const hotels = await fetchAvailableHotels({
    cityId: city.id,
    roomStayStartDate: searchParams.fromDate,
    roomStayEndDate: searchParams.toDate,
    adults,
    children,
  })

  const filterList = getFiltersFromHotels(hotels)

  return (
    <main className={styles.main}>
      <section className={styles.section}>
        <div className={styles.mapContainer}>
          <Link href={selectHotelMap[params.lang]} keepSearchParams>
            <StaticMap
              city={searchParams.city}
              width={340}
              height={180}
              zoomLevel={11}
              mapType="roadmap"
              altText={`Map of ${searchParams.city} city center`}
            />
          </Link>
          <Link
            className={styles.link}
            color="burgundy"
            href={selectHotelMap[params.lang]}
            keepSearchParams
          >
            {intl.formatMessage({ id: "Show map" })}
            <ChevronRightIcon color="burgundy" height={20} width={20} />
          </Link>
        </div>
        <MobileMapButtonContainer city={searchParams.city} />
        <HotelFilter filters={filterList} />
      </section>
      <HotelCardListing hotelData={hotels} />
    </main>
  )
}
