import { getIntl } from "@/i18n"

import type { RawMetadataSchema } from "@scandic-hotels/trpc/routers/contentstack/metadata/output"

async function getSubpageTitle(
  subpageUrl: string,
  additionalHotelData: RawMetadataSchema["additionalHotelData"],
  hotelRestaurants: RawMetadataSchema["hotelRestaurants"],
  hotelName: string,
  destination: string
) {
  const intl = await getIntl()
  const restaurantSubPage = hotelRestaurants?.find(
    (restaurant) => restaurant.nameInUrl === subpageUrl
  )
  if (restaurantSubPage) {
    const restaurantTitleLong = intl.formatMessage(
      {
        defaultMessage:
          "Explore {restaurantName} at {hotelName} in {destination}",
      },
      {
        restaurantName: restaurantSubPage.name,
        hotelName,
        destination,
      }
    )
    const restaurantTitleShort = intl.formatMessage(
      {
        defaultMessage: "Explore {restaurantName} at {hotelName}",
      },
      {
        restaurantName: restaurantSubPage.name,
        hotelName,
      }
    )

    if (restaurantTitleLong.length > 60) {
      return restaurantTitleShort
    }
    return restaurantTitleLong
  }

  if (!additionalHotelData) {
    return null
  }

  switch (subpageUrl) {
    case additionalHotelData.hotelParking.nameInUrl:
      const parkingTitleLong = intl.formatMessage(
        {
          defaultMessage:
            "Parking information for {hotelName} in {destination}",
        },
        { hotelName, destination }
      )
      const parkingTitleShort = intl.formatMessage(
        { defaultMessage: "Parking information for {hotelName}" },
        { hotelName }
      )

      if (parkingTitleLong.length > 60) {
        return parkingTitleShort
      }
      return parkingTitleLong
    case additionalHotelData.healthAndFitness.nameInUrl:
      const wellnessTitleLong = intl.formatMessage(
        {
          defaultMessage:
            "Gym & health facilities at {hotelName} in {destination}",
        },
        { hotelName, destination }
      )
      const wellnessTitleShort = intl.formatMessage(
        { defaultMessage: "Gym & health facilities at {hotelName}" },
        { hotelName }
      )

      if (wellnessTitleLong.length > 60) {
        return wellnessTitleShort
      }
      return wellnessTitleLong
    case additionalHotelData.hotelSpecialNeeds.nameInUrl:
      const accessibilityTitleLong = intl.formatMessage(
        {
          defaultMessage:
            "Accessibility information for {hotelName} in {destination}",
        },
        { hotelName, destination }
      )
      const accessibilityTitleShort = intl.formatMessage(
        { defaultMessage: "Accessibility information for {hotelName}" },
        { hotelName }
      )

      if (accessibilityTitleLong.length > 60) {
        return accessibilityTitleShort
      }
      return accessibilityTitleLong
    case additionalHotelData.meetingRooms.nameInUrl:
      const meetingsTitleLong = intl.formatMessage(
        {
          defaultMessage:
            "Meetings & conferences at {hotelName} in {destination}",
        },
        { hotelName, destination }
      )
      const meetingsTitleShort = intl.formatMessage(
        { defaultMessage: "Meetings & conferences at {hotelName}" },
        { hotelName }
      )

      if (meetingsTitleLong.length > 60) {
        return meetingsTitleShort
      }
      return meetingsTitleLong
    default:
      return null
  }
}

export async function getHotelPageTitle(data: RawMetadataSchema) {
  const intl = await getIntl()
  const { subpageUrl, hotelData, additionalHotelData, hotelRestaurants } = data
  if (!hotelData) {
    return null
  }

  const hotelName = hotelData.name
  const destination = hotelData.translatedCityName

  if (subpageUrl) {
    const subpageTitle = await getSubpageTitle(
      subpageUrl,
      additionalHotelData,
      hotelRestaurants,
      hotelName,
      destination
    )

    return subpageTitle
  }

  return intl.formatMessage(
    { defaultMessage: "Stay at {hotelName} | Hotel in {destination}" },
    { hotelName, destination }
  )
}