import {z} from 'zod'

export type GetApiAirportsIdWeatherObservationsArgs = {id: string, temperature_units?: ('C' | 'F' | 'Celsius' | 'Fahrenheit') | undefined, return_nearby_weather?: boolean | undefined, timestamp?: string | undefined, max_pages?: number | undefined, cursor?: string | undefined};

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

export const getApiAirportsIdWeatherObservationsResponse = z.object({links: z.object({next: z.string()}).nullable(), num_pages: z.number().int().gte(1), observations: z.array(z.object({airport_code: z.string(), cloud_friendly: z.string().nullable(), clouds: z.array(z.object({altitude: z.number().int().nullable().optional(), symbol: z.string().optional(), type: z.string().optional()})), conditions: z.string().nullable(), pressure: z.number().nullable(), pressure_units: z.enum(["null", "mb", "in Hg"]).nullable(), raw_data: z.string(), temp_air: z.number().int().nullable(), temp_dewpoint: z.number().int().nullable(), temp_perceived: z.number().int().nullable(), relative_humidity: z.number().int().gte(0).lte(100).nullable(), time: z.string(), visibility: z.number().nullable(), visibility_units: z.enum(["null", "meters", "SM"]).nullable(), wind_direction: z.number().int().gte(0).lte(360), wind_friendly: z.string(), wind_speed: z.number().int().gte(0), wind_speed_gust: z.number().int().gte(0), wind_units: z.enum(["MPS", "KT"])}))});

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 weather conditions for given airport
 * 
 * GET /airports/{id}/weather/observations
 */
export const getApiAirportsIdWeatherObservations = async (args: GetApiAirportsIdWeatherObservationsArgs, options?: GetApiAirportsIdWeatherObservationsOptions) => {
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 (args.temperature_units != null) query.append("temperature_units", String(args.temperature_units))
if (args.return_nearby_weather != null) query.append("return_nearby_weather", String(args.return_nearby_weather))
if (args.timestamp != null) query.append("timestamp", String(args.timestamp))
if (args.max_pages != null) query.append("max_pages", String(args.max_pages))
if (args.cursor != null) query.append("cursor", String(args.cursor))
if (ApiKeyAuth !== undefined) headers.set("x-apikey", ApiKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/airports/${encodeURIComponent(String(args.id))}/weather/observations${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(getApiAirportsIdWeatherObservationsResponse, await res.json())
};