import {z} from 'zod'

export type HotelsInputDto = {hotel_ids?: Array<number> | undefined, language?: ('ar' | 'bg' | 'ca' | 'cs' | 'da' | 'de' | 'el' | 'en' | 'en-gb' | 'en-us' | 'es' | 'es-ar' | 'es-mx' | 'et' | 'fi' | 'fr' | 'he' | 'hi' | 'hr' | 'hu' | 'id' | 'is' | 'it' | 'ja' | 'ka' | 'ko' | 'lt' | 'lv' | 'ms' | 'nl' | 'no' | 'pl' | 'pt-br' | 'pt-pt' | 'pt' | 'ro' | 'ru' | 'sk' | 'sl' | 'sr' | 'sv' | 'th' | 'tl' | 'tr' | 'uk' | 'vi' | 'zh' | 'zh-cn' | 'zh-tw') | undefined, extras?: (Array<'HOTEL_INFO' | 'ROOM_INFO' | 'KEY_COLLECTION_INFO' | 'HOTEL_FACILITIES' | 'HOTEL_PHOTOS' | 'HOTEL_DESCRIPTION'>) | undefined, offset?: number | undefined, rows?: number | undefined};

export type GetApiDemandApiV2CompatibleHotelsArgs = {hotelsInput: HotelsInputDto, Accept?: 'application/json, application/xml' | undefined};

export type GetApiDemandApiV2CompatibleHotelsOptions = {baseUrl?: string | undefined, BearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const meta = z.object({ruid: z.string().optional()});

export const coordinatesDto = z.object({latitude: z.number().multipleOf(0.00001).optional(), longitude: z.number().multipleOf(0.00001).optional()});

export const localTime = z.object({hour: z.number().int().optional(), minute: z.number().int().optional(), second: z.number().int().optional(), nano: z.number().int().optional()});

export const checkinCheckoutTimesDto = z.object({checkin_from: localTime.optional(), checkin_to: localTime.optional(), checkout_from: localTime.optional(), checkout_to: localTime.optional()});

export const hotelPhotoDto = z.object({main_photo: z.boolean().optional(), url_original: z.string().optional()});

export const hotelDataDto = z.object({address: z.string().optional(), city_id: z.number().int().optional(), country: z.string().optional(), location: coordinatesDto.optional(), zip: z.string().optional(), currency: z.string().optional(), checkin_checkout_times: checkinCheckoutTimesDto.optional(), hotel_photos: z.array(hotelPhotoDto).optional(), hotel_description: z.string().optional(), url: z.string().optional(), deep_link_url: z.string().optional(), region_ids: z.array(z.number().int()).optional(), number_of_reviews: z.number().int().optional(), review_score: z.number().multipleOf(0.1).optional(), spoken_languages: z.array(z.string()).optional()});

export const bedDto = z.object({bed_type: z.number().int().optional(), number_of_beds: z.number().int().optional()});

export const bedConfigurationDto = z.object({id: z.string().optional(), configuration: z.array(bedDto).optional()});

export const bedroomDto = z.object({bed_configurations: z.array(bedConfigurationDto).optional()});

export const roomOccupancyDto = z.object({allow_cribs_and_extra_beds: z.boolean().optional(), max_adults: z.number().int().optional(), max_children: z.number().int().optional(), max_cribs: z.number().int().optional(), max_extra_beds: z.number().int().optional(), max_occupancy: z.number().int().optional()});

export const roomSizeDto = z.object({metre_square: z.number().optional()});

export const roomInfoDto = z.object({bathroom_count: z.number().optional(), bedroom_count: z.number().optional(), bedrooms: z.array(bedroomDto).optional(), occupancy: roomOccupancyDto.optional(), room_size: roomSizeDto.optional(), room_type_id: z.number().int().optional()});

export const roomDataDto = z.object({room_id: z.number().int().optional(), room_info: roomInfoDto.optional()});

export const hotelsOutputDto = z.object({hotel_data: hotelDataDto.optional(), hotel_id: z.number().int().optional(), room_data: z.array(roomDataDto).optional()});

export const responseOutputV2HotelsOutputDto = z.object({meta: meta.optional(), result: z.array(hotelsOutputDto).optional()});

export const validateResponse = async <Output>(
  schema: {
    readonly '~standard': {
      readonly validate: (value: unknown) => ({ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }) | Promise<{ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }>
    }
  },
  value: unknown
): Promise<Output> => {
  const result = await schema['~standard'].validate(value)

  if (result.issues !== undefined) {
    const detail = result.issues
      .map(({ message, path }) =>
        path?.length
          ? `${path.map((segment) => String(typeof segment === 'object' ? segment.key : segment)).join('.')}: ${message}`
          : message
      )
      .join('; ')

    throw new Error(`Response does not match the schema: ${detail}`, { cause: { issues: result.issues } })
  }

  return result.value
};

/**
 * Get details of accommodations
 * 
 * GET /demand-api-v2-compatible/hotels
 */
export const getApiDemandApiV2CompatibleHotels = async (args: GetApiDemandApiV2CompatibleHotelsArgs, options?: GetApiDemandApiV2CompatibleHotelsOptions) => {
const {baseUrl = "https://metasearch-connect-api.booking.com", fetch: fetchFn = fetch, BearerAuth} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
headers.set('accept', "application/json")

if (args.hotelsInput != null) query.append("hotelsInput", JSON.stringify(args.hotelsInput))
if (args.Accept != null) headers.set("Accept", String(args.Accept))
if (BearerAuth !== undefined) headers.set('authorization', `Bearer ${BearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/demand-api-v2-compatible/hotels${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "GET", headers})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(responseOutputV2HotelsOutputDto, await res.json())
};