import {z} from 'zod'

export type GetApiApiV1JobsIdMetricsNameSnapshotsArgs = {index?: number | undefined, pageLength?: number | undefined, 'X-Fields'?: unknown | undefined};

export type GetApiApiV1JobsIdMetricsNameSnapshotsOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

export const metricsSnapshot = z.object({name: z.string().optional(), value: z.number().optional(), step: z.number().int().optional(), timestamp: z.string().optional()});

export const metricsSnapshotPage = z.object({index: z.number().int().optional(), isComplete: z.boolean().optional(), totalNumResults: z.number().int().optional(), first: z.string().optional(), next: z.string().optional(), prev: z.string().optional(), data: z.array(metricsSnapshot).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
};

/**
 * Gets a Job resource's metric history
 * 
 * GET /api/v1/jobs/{id}/metrics/{name}/snapshots
 */
export const getApiApiV1JobsIdMetricsNameSnapshots = async (args: GetApiApiV1JobsIdMetricsNameSnapshotsArgs, options: GetApiApiV1JobsIdMetricsNameSnapshotsOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

if (args.index != null) query.append("index", String(args.index))
if (args.pageLength != null) query.append("pageLength", String(args.pageLength))
if (args['X-Fields'] != null) headers.set("X-Fields", String(args['X-Fields']))

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/jobs/${encodeURIComponent(String(args.id))}/metrics/${encodeURIComponent(String(args.name))}/snapshots${query.size > 0 ? `?${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(metricsSnapshotPage, await res.json())
};