import {z} from 'zod'

export type GetApiApiV1ConfigRollupRulesSlugArgs = {slug: string};

export type GetApiApiV1ConfigRollupRulesSlugOptions = {baseUrl?: string | undefined, ApiKeyAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const configv1AggregationType = z.enum(["LAST", "MIN", "MAX", "MEAN", "MEDIAN", "COUNT", "SUM", "SUMSQ", "STDEV", "P10", "P20", "P30", "P40", "P50", "P60", "P70", "P80", "P90", "P95", "P99", "P999", "P9999", "P25", "P75", "COUNT_SAMPLES", "HISTOGRAM"]);

export const configv1RollupRule = z.object({add_metric_type_label: z.boolean().optional(), aggregation: configv1AggregationType.optional(), bucket_slug: z.string().optional(), created_at: z.string().optional(), drop_raw: z.boolean().optional(), expansive_match: z.boolean().optional(), filters: z.unknown()});

export const configv1ReadRollupRuleResponse = z.object({rollup_rule: configv1RollupRule.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
};

/**
 * GET /api/v1/config/rollup-rules/{slug}
 */
export const getApiApiV1ConfigRollupRulesSlug = async (args: GetApiApiV1ConfigRollupRulesSlugArgs, options?: GetApiApiV1ConfigRollupRulesSlugOptions) => {
const {baseUrl = "https://tenant.chronosphere.io", fetch: fetchFn = fetch, ApiKeyAuth} = options ?? {}

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

if (ApiKeyAuth !== undefined) headers.set("API-Token", ApiKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/config/rollup-rules/${encodeURIComponent(String(args.slug))}${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(configv1ReadRollupRuleResponse, await res.json())
};