import {z} from 'zod'

export type GetApiDataBatchReadingsViewFlowArgs = {completeness: unknown, date: unknown, dateTime: unknown, measure: unknown, qcode: unknown, quality: unknown, value: unknown, 'min-date'?: string | undefined, 'mineq-date'?: string | undefined, 'max-date'?: string | undefined, 'maxeq-date'?: string | undefined, earliest?: string | undefined, latest?: string | undefined, station?: string | undefined, 'station.RLOIid'?: string | undefined, 'station.wiskiID'?: string | undefined, observationType?: string | undefined, observedProperty?: string | undefined, period?: string | undefined, _projection?: string | undefined, _limit?: number | undefined, _offset?: number | undefined, _sort?: string | undefined};

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

export const metadataList = 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(), limit: z.number().int().optional(), offset: z.number().int().optional()});

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

export const dataBatchEndpointFlow = z.object({"@id": z.string().optional(), measure: item.optional(), dateTime: z.string().nullable().optional(), date: z.string().nullable().optional(), value: z.string().nullable().optional(), completeness: z.string().nullable().optional(), quality: z.string().nullable().optional(), qcode: z.string().nullable().optional()});

export const getApiDataBatchReadingsViewFlowResponse = z.object({meta: metadataList.optional(), items: z.array(dataBatchEndpointFlow).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
};

/**
 * Batch readings for one or more measure time series.
 * 
 * GET /data/batch-readings?_view=flow
 */
export const getApiDataBatchReadingsViewFlow = async (args: GetApiDataBatchReadingsViewFlowArgs, options: GetApiDataBatchReadingsViewFlowOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

if (args.completeness != null) query.append("completeness", String(args.completeness))
if (args.date != null) query.append("date", String(args.date))
if (args.dateTime != null) query.append("dateTime", String(args.dateTime))
if (args.measure != null) query.append("measure", String(args.measure))
if (args.qcode != null) query.append("qcode", String(args.qcode))
if (args.quality != null) query.append("quality", String(args.quality))
if (args.value != null) query.append("value", String(args.value))
if (args['min-date'] != null) query.append("min-date", String(args['min-date']))
if (args['mineq-date'] != null) query.append("mineq-date", String(args['mineq-date']))
if (args['max-date'] != null) query.append("max-date", String(args['max-date']))
if (args['maxeq-date'] != null) query.append("maxeq-date", String(args['maxeq-date']))
if (args.earliest != null) query.append("earliest", String(args.earliest))
if (args.latest != null) query.append("latest", String(args.latest))
if (args.station != null) query.append("station", String(args.station))
if (args['station.RLOIid'] != null) query.append("station.RLOIid", String(args['station.RLOIid']))
if (args['station.wiskiID'] != null) query.append("station.wiskiID", String(args['station.wiskiID']))
if (args.observationType != null) query.append("observationType", String(args.observationType))
if (args.observedProperty != null) query.append("observedProperty", String(args.observedProperty))
if (args.period != null) query.append("period", String(args.period))
if (args._projection != null) query.append("_projection", String(args._projection))
if (args._limit != null) query.append("_limit", String(args._limit))
if (args._offset != null) query.append("_offset", String(args._offset))
if (args._sort != null) query.append("_sort", String(args._sort))

const url = `${baseUrl.replace(/\/+$/, '')}/data/batch-readings?_view=flow${query.size > 0 ? `?${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(getApiDataBatchReadingsViewFlowResponse, await res.json())
};