import { SignatureHotelEnum } from "@scandic-hotels/common/constants/signatureHotels"
import { HotelTypeEnum } from "@scandic-hotels/trpc/enums/hotelType"

import { env } from "@/env/server"
import { getHotel, getHotelPage } from "@/lib/trpc/memoizedRequests"

import { DEFAULT_THEME, Theme } from "./types"

import type { Lang } from "@scandic-hotels/common/constants/language"

function getSignatureHotelTheme(hotelId: string) {
  switch (hotelId) {
    case SignatureHotelEnum.Haymarket:
      return Theme.haymarket
    case SignatureHotelEnum.HotelNorge:
      return Theme.hotelNorge
    case SignatureHotelEnum.DowntownCamper:
      return Theme.downtownCamper
    case SignatureHotelEnum.GrandHotelOslo:
      return Theme.grandHotel
    case SignatureHotelEnum.Marski:
      return Theme.marski
    default:
      return Theme.scandic
  }
}

function getThemeByHotel(hotelId: string, hotelType: string) {
  if (hotelType === HotelTypeEnum.ScandicGo) {
    return Theme.scandicGo
  }
  if (hotelType === HotelTypeEnum.Signature) {
    return getSignatureHotelTheme(hotelId)
  }

  return DEFAULT_THEME
}

export async function getHotelTheme(language: Lang): Promise<Theme> {
  if (!env.HOTEL_BRANDING) {
    return DEFAULT_THEME
  }

  try {
    const hotelPageData = await getHotelPage()
    if (!hotelPageData) {
      return DEFAULT_THEME
    }

    const hotelData = await getHotel({
      hotelId: hotelPageData.hotel_page_id,
      isCardOnlyPayment: false,
      language,
    })

    if (!hotelData) {
      return DEFAULT_THEME
    }

    return getThemeByHotel(
      hotelPageData.hotel_page_id,
      hotelData.hotel.hotelType
    )
  } catch {
    return DEFAULT_THEME
  }
}