import { notFound } from "next/navigation"

import { serverClient } from "@/lib/trpc/server"

import HotelCard from "@/components/HotelReservation/HotelCard"
import BedSelection from "@/components/HotelReservation/SelectRate/BedSelection"
import BreakfastSelection from "@/components/HotelReservation/SelectRate/BreakfastSelection"
import Details from "@/components/HotelReservation/SelectRate/Details"
import Payment from "@/components/HotelReservation/SelectRate/Payment"
import RoomSelection from "@/components/HotelReservation/SelectRate/RoomSelection"
import SectionAccordion from "@/components/HotelReservation/SelectRate/SectionAccordion"
import Summary from "@/components/HotelReservation/SelectRate/Summary"
import { getIntl } from "@/i18n"
import { setLang } from "@/i18n/serverContext"

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

import { SectionPageProps } from "@/types/components/hotelReservation/selectRate/section"
import { LangParams, PageArgs } from "@/types/params"

const bedAlternatives = [
  {
    value: "queen",
    name: "Queen bed",
    payment: "160 cm",
    pricePerNight: 0,
    membersPricePerNight: 0,
    currency: "SEK",
  },
  {
    value: "king",
    name: "King bed",
    payment: "160 cm",
    pricePerNight: 0,
    membersPricePerNight: 0,
    currency: "SEK",
  },
  {
    value: "twin",
    name: "Twin bed",
    payment: "90 cm + 90 cm",
    pricePerNight: 82,
    membersPricePerNight: 67,
    currency: "SEK",
  },
]

const breakfastAlternatives = [
  {
    value: "no",
    name: "No breakfast",
    payment: "Always cheeper to get it online",
    pricePerNight: 0,
    currency: "SEK",
  },
  {
    value: "buffe",
    name: "Breakfast buffé",
    payment: "Always cheeper to get it online",
    pricePerNight: 150,
    currency: "SEK",
  },
]

const getFlexibilityMessage = (value: string) => {
  switch (value) {
    case "non-refundable":
      return "Non refundable"
    case "free-rebooking":
      return "Free rebooking"
    case "free-cancellation":
      return "Free cancellation"
  }
  return undefined
}

export default async function SectionsPage({
  params,
  searchParams,
}: PageArgs<LangParams & { section: string }, SectionPageProps>) {
  setLang(params.lang)

  // TODO: pass the correct hotel ID
  const hotelResponse = await serverClient().hotel.get({
    hotelId: "879",
    language: params.lang,
  })
  if (!hotelResponse) {
    return notFound()
  }
  const { hotel } = hotelResponse
  const rooms = await serverClient().hotel.rates.get({
    // TODO: pass the correct hotel ID and all other parameters that should be included in the search
    hotelId: "1",
  })
  const intl = await getIntl()

  const selectedBed = searchParams.bed
    ? bedAlternatives.find((a) => a.value === searchParams.bed)?.name
    : undefined

  const selectedBreakfast = searchParams.breakfast
    ? breakfastAlternatives.find((a) => a.value === searchParams.breakfast)
        ?.name
    : undefined

  const selectedRoom = searchParams.roomClass
    ? rooms.find((room) => room.id.toString() === searchParams.roomClass)?.name
    : undefined
  const selectedFlexibility = searchParams.flexibility
    ? getFlexibilityMessage(searchParams.flexibility)
    : undefined

  const currentSearchParams = new URLSearchParams(searchParams).toString()

  return (
    <div>
      <HotelCard hotel={hotel} />

      <div className={styles.content}>
        <div className={styles.main}>
          <SectionAccordion
            header={intl.formatMessage({ id: "Room & Terms" })}
            selection={
              selectedRoom
                ? [
                    selectedRoom,
                    intl.formatMessage({ id: selectedFlexibility }),
                  ]
                : undefined
            }
            path={`select-rate?${currentSearchParams}`}
          >
            {params.section === "select-rate" && (
              <RoomSelection
                alternatives={rooms}
                nextPath="select-bed"
                // TODO: Get real value
                nrOfNights={1}
                // TODO: Get real value
                nrOfAdults={1}
              />
            )}
          </SectionAccordion>
          <SectionAccordion
            header={intl.formatMessage({ id: "Bed type" })}
            selection={selectedBed}
            path={`select-bed?${currentSearchParams}`}
          >
            {params.section === "select-bed" && (
              <BedSelection
                nextPath="breakfast"
                alternatives={bedAlternatives}
              />
            )}
          </SectionAccordion>
          <SectionAccordion
            header={intl.formatMessage({ id: "Breakfast" })}
            selection={selectedBreakfast}
            path={`breakfast?${currentSearchParams}`}
          >
            {params.section === "breakfast" && (
              <BreakfastSelection
                alternatives={breakfastAlternatives}
                nextPath="details"
              />
            )}
          </SectionAccordion>
          <SectionAccordion
            header={intl.formatMessage({ id: "Your details" })}
            path={`details?${currentSearchParams}`}
          >
            {params.section === "details" && <Details />}
          </SectionAccordion>
          <SectionAccordion
            header={intl.formatMessage({ id: "Payment info" })}
            path={`payment?${currentSearchParams}`}
          >
            {params.section === "payment" && <Payment />}
          </SectionAccordion>
        </div>
        <div className={styles.summary}>
          <Summary />
        </div>
      </div>
    </div>
  )
}