import {z} from 'zod'

export type ExperimentsPublicProtocolResponseDataAttributesStatus = 'DRAFT' | 'PUBLISHED' | 'ARCHIVED';

export type GetApiApiV2ExperimentsProtocolsArgs = {'filter[status]'?: Array<ExperimentsPublicProtocolResponseDataAttributesStatus> | undefined, 'filter[primary_metric_id]'?: string | undefined, 'filter[query]'?: string | undefined, 'filter[subject_type_id]'?: string | undefined, 'page[limit]'?: number | undefined, 'page[offset]'?: number | undefined, sort?: string | undefined};

export type GetApiApiV2ExperimentsProtocolsOptions = {baseUrl?: string | undefined, apiKeyAuth?: string | undefined, appKeyAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const experimentsPublicProtocolResponseDataAttributesSubjectType = z.object({id: z.string().optional(), name: z.string().optional()});

export const experimentsPublicProtocolResponseDataAttributesStatus = z.enum(["DRAFT", "PUBLISHED", "ARCHIVED"]);

export const experimentsPublicProtocolListResponseDataAttributes = z.object({description: z.string().optional(), experiment_count: z.number().int().gte(0), name: z.string(), primary_metric: experimentsPublicProtocolResponseDataAttributesSubjectType.optional(), primary_metric_id: z.string().optional(), status: experimentsPublicProtocolResponseDataAttributesStatus, subject_type: experimentsPublicProtocolResponseDataAttributesSubjectType.optional(), subject_type_id: z.string().optional(), updated_at: z.string()});

export const experimentsPublicProtocolResponseDataType = z.literal("protocols");

export const experimentsPublicProtocolListResponseData = z.object({attributes: experimentsPublicProtocolListResponseDataAttributes.optional(), id: z.string(), type: experimentsPublicProtocolResponseDataType});

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 experimentsPublicProtocolListResponseArray = z.object({data: z.array(experimentsPublicProtocolListResponseData), 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 experiment protocols
 * 
 * GET /api/v2/experiments/protocols
 * 
 * Also accepts auth: AuthZ
 */
export const getApiApiV2ExperimentsProtocols = async (args: GetApiApiV2ExperimentsProtocolsArgs, options?: GetApiApiV2ExperimentsProtocolsOptions) => {
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['filter[status]'] ?? []) query.append("filter[status]", String(item))
if (args['filter[primary_metric_id]'] != null) query.append("filter[primary_metric_id]", String(args['filter[primary_metric_id]']))
if (args['filter[query]'] != null) query.append("filter[query]", String(args['filter[query]']))
if (args['filter[subject_type_id]'] != null) query.append("filter[subject_type_id]", String(args['filter[subject_type_id]']))
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.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/protocols${query.size > 0 ? `?${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(experimentsPublicProtocolListResponseArray, await res.json())
};