import {z} from 'zod'

export type GetApiSchedulesDateStartDateEndOptions = {baseUrl?: string | undefined, ApiKeyAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const getApiSchedulesDateStartDateEndResponse = z.object({links: z.object({next: z.string()}).nullable(), num_pages: z.number().int().gte(1), scheduled: z.array(z.object({ident: z.string(), ident_icao: z.string().nullable(), ident_iata: z.string().nullable(), actual_ident: z.string().nullable(), actual_ident_icao: z.string().nullable(), actual_ident_iata: z.string().nullable(), aircraft_type: z.string(), scheduled_in: z.string(), scheduled_out: z.string(), origin: z.string(), origin_icao: z.string().nullable(), origin_iata: z.string().nullable(), origin_lid: z.string().nullable(), destination: z.string(), destination_icao: z.string().nullable(), destination_iata: z.string().nullable(), destination_lid: z.string().nullable(), fa_flight_id: z.string().nullable(), meal_service: z.string(), seats_cabin_business: z.number().int(), seats_cabin_coach: z.number().int(), seats_cabin_first: z.number().int()}))});

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 scheduled flights
 * 
 * GET /schedules/{date_start}/{date_end}
 */
export const getApiSchedulesDateStartDateEnd = async (options?: GetApiSchedulesDateStartDateEndOptions) => {
const {baseUrl = "https://aeroapi.flightaware.com/aeroapi", fetch: fetchFn = fetch, ApiKeyAuth} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
headers.set('accept', "application/json; charset=UTF-8")

if (ApiKeyAuth !== undefined) headers.set("x-apikey", ApiKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/schedules/${encodeURIComponent(String(args.date_start))}/${encodeURIComponent(String(args.date_end))}${query.size > 0 ? `?${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(getApiSchedulesDateStartDateEndResponse, await res.json())
};