import {z} from 'zod'

export type ConversionsRequest = {booking_date_range: {from: string, to: string}, page_size?: number | undefined, page_token?: string | undefined} | {cancellation_date_range: {from: string, to: string}, page_size?: number | undefined, page_token?: string | undefined} | {checkout_date_range: {from: string, to: string}, page_size?: number | undefined, page_token?: string | undefined} | {updated_at_range: {from: string, to: string}, page_size?: number | undefined, page_token?: string | undefined};

export type CreateApiReportsConversionsArgs = {body: ConversionsRequest};

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

export const conversion = z.object({booking_date: z.string().optional(), cancellation_date: z.string().optional(), booking_reference: z.string().optional(), checkin_date: z.string().optional(), checkout_date: z.string().optional(), label: z.string().optional(), booking_status: z.enum(["confirmed", "cancelled", "no_show"]).optional(), commission_amount: z.string().optional(), commission_currency: z.string().optional(), device_type: z.enum(["desktop", "mobile"]).optional(), property_id: z.number().int().optional(), number_of_rooms: z.number().int().optional(), number_of_guests: z.number().int().optional(), room_nights: z.number().int().optional(), booking_amount: z.string().optional(), booking_amount_eur: z.string().optional(), booking_currency: z.string().optional(), updated_at: z.string().optional()});

export const conversionsPagination = z.object({next_page_token: z.string().optional(), total_results: z.number().int().optional(), total_pages: z.number().int().optional(), random_page_access: z.boolean().optional()});

export const conversionsMetadata = z.object({request_id: z.string().optional(), timestamp: z.string().optional(), result_count: z.number().int().optional()});

export const conversionsResponse = z.object({conversions: z.array(conversion).optional(), pagination: conversionsPagination.optional(), metadata: conversionsMetadata.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
};

/**
 * List conversions
 * 
 * POST /reports/conversions
 */
export const createApiReportsConversions = async (args: CreateApiReportsConversionsArgs, options?: CreateApiReportsConversionsOptions) => {
const {baseUrl = "https://metasearch-connect-api.booking.com", fetch: fetchFn = fetch, BearerAuth} = options ?? {}

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

if (BearerAuth !== undefined) headers.set('authorization', `Bearer ${BearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/reports/conversions${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", headers, body: JSON.stringify(args.body)})

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

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