import {z} from 'zod'

export type GetApiIdStationsIdArgs = {_projection?: string | undefined};

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

export const metadataItem = z.object({publisher: z.string().optional(), license: z.string().optional(), licenseName: z.string().optional(), documentation: z.string().optional(), version: z.string().optional(), comment: z.string().optional(), hasFormat: z.array(z.string()).optional()});

export const item = z.object({"@id": z.string().optional()});

export const stationEndpointDefault = z.object({"@id": z.string().optional(), status: z.array(z.object({"@id": z.string().optional(), label: item.optional()}).nullable()).optional(), measures: z.array(z.object({"@id": z.string().optional(), label: z.string().nullable().optional(), parameter: z.string().nullable().optional(), parameterName: z.string().nullable().optional(), notation: z.string().nullable().optional(), qualifier: z.string().nullable().optional(), period: z.number().nullable().optional(), periodName: z.string().nullable().optional(), hasTelemetry: z.boolean().nullable().optional(), valueType: z.string().nullable().optional(), valueStatistic: item.optional(), datumType: z.string().nullable().optional(), observationType: item.optional(), observedProperty: item.optional(), timeseriesID: z.string().nullable().optional(), station: item.optional(), unit: z.string().nullable().optional(), unitName: z.string().nullable().optional()}).nullable()).optional(), dataQualityMessage: z.string().nullable().optional(), dataQualityStatement: z.object({"@id": z.string().optional(), category: z.object({"@id": z.string().optional(), label: item.optional(), ordinal: z.number().int().nullable().optional(), description: z.string().nullable().optional()}).nullable().optional(), explanation: z.string().nullable().optional(), regime: z.object({"@id": z.string().optional(), label: item.optional()}).nullable().optional(), regimeThreshold: z.number().nullable().optional(), dataQualityInspectionDate: z.string().nullable().optional(), dataQualityStartDate: z.string().nullable().optional(), dataQualityEndDate: z.string().nullable().optional()}).nullable().optional(), sampleOf: z.object({"@id": z.string().optional(), label: z.string().nullable().optional(), type: z.array(item).optional(), immediateUpStream: z.object({"@id": z.string().optional(), label: z.string().nullable().optional(), sampledBy: item.optional()}).nullable().optional(), immediateDownStream: z.object({"@id": z.string().optional(), label: z.string().nullable().optional(), sampledBy: item.optional()}).nullable().optional(), notation: z.string().nullable().optional(), inCatchment: item.optional(), inManagementUnit: item.optional(), inRegion: item.optional(), sampledBy: item.optional()}).nullable().optional()});

export const getApiIdStationsIdResponse = z.object({meta: metadataItem.optional(), items: z.array(stationEndpointDefault).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
};

/**
 * Details for a single monitoring station.
 * 
 * GET /id/stations/{id}
 */
export const getApiIdStationsId = async (args: GetApiIdStationsIdArgs, options: GetApiIdStationsIdOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

if (args._projection != null) query.append("_projection", String(args._projection))

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