import {z} from 'zod'

export type GetApiApiV2ExperimentsMetricCollectionsArgs = {include?: Array<string> | undefined, 'page[limit]'?: number | undefined, 'page[offset]'?: number | undefined, search?: string | undefined, sort?: string | undefined};

export type GetApiApiV2ExperimentsMetricCollectionsOptions = {baseUrl?: string | undefined, apiKeyAuth?: string | undefined, appKeyAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const experimentsMetricCollectionV2DTODataAttributesMetricsItems = z.object({metric_id: z.string().optional(), metric_name: z.string().optional()});

export const experimentsMetricCollectionV2DTODataAttributes = z.object({created_at: z.string().optional(), description: z.string().nullable().optional(), is_guardrail: z.boolean().optional(), metric_count: z.number().int().optional(), metrics: z.array(experimentsMetricCollectionV2DTODataAttributesMetricsItems).optional(), name: z.string().optional(), updated_at: z.string().optional()});

export const experimentsPatchMetricCollectionV2RequestDataType = z.literal("metric-collections");

export const experimentsMetricCollectionV2DTOData = z.object({attributes: experimentsMetricCollectionV2DTODataAttributes.optional(), id: z.string(), type: experimentsPatchMetricCollectionV2RequestDataType});

export const experimentsOffsetLinks = z.object({first: z.string().optional(), last: z.string().optional(), next: z.string().optional(), prev: z.string().optional(), self: z.string().optional()});

export const experimentsOffsetMetaPage = z.object({first_offset: z.number().int().optional(), last_offset: z.number().int().nullable().optional(), limit: z.number().int().optional(), next_offset: z.number().int().nullable().optional(), offset: z.number().int().optional(), prev_offset: z.number().int().nullable().optional(), total: z.number().int().nullable().optional(), type: z.string().optional()});

export const experimentsOffsetMeta = z.object({page: experimentsOffsetMetaPage.optional()});

export const experimentsMetricCollectionV2DTOArray = z.object({data: z.array(experimentsMetricCollectionV2DTOData), links: experimentsOffsetLinks.optional(), meta: experimentsOffsetMeta.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
};

/**
 * List metric collections
 * 
 * GET /api/v2/experiments/metric-collections
 * 
 * Also accepts auth: AuthZ
 */
export const getApiApiV2ExperimentsMetricCollections = async (args: GetApiApiV2ExperimentsMetricCollectionsArgs, options?: GetApiApiV2ExperimentsMetricCollectionsOptions) => {
const {baseUrl = "https://api.datadoghq.com", fetch: fetchFn = fetch, apiKeyAuth, appKeyAuth} = options ?? {}

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

for (const item of args.include ?? []) query.append("include", String(item))
if (args['page[limit]'] != null) query.append("page[limit]", String(args['page[limit]']))
if (args['page[offset]'] != null) query.append("page[offset]", String(args['page[offset]']))
if (args.search != null) query.append("search", String(args.search))
if (args.sort != null) query.append("sort", String(args.sort))
if (apiKeyAuth !== undefined) headers.set("DD-API-KEY", apiKeyAuth)
if (appKeyAuth !== undefined) headers.set("DD-APPLICATION-KEY", appKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v2/experiments/metric-collections${query.size > 0 ? `?${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(experimentsMetricCollectionV2DTOArray, await res.json())
};