import {z} from 'zod'

export type CreateApiV1NamespacesNamespaceDebugRecallArgs = {namespace: string, body: {num?: number | undefined, top_k?: number | undefined, filters: unknown, include_ground_truth?: boolean | undefined, rank_by: unknown}};

export type CreateApiV1NamespacesNamespaceDebugRecallOptions = {baseUrl?: string | undefined, bearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const id = z.union([z.string(), z.string(), z.number().int().gte(0)]);

export const vector = z.union([z.array(z.number()), z.string()]);

export const row = z.object({id: id, vector: vector.optional()}).and(z.record(z.string(), z.unknown()));

export const createApiV1NamespacesNamespaceDebugRecallResponse = z.object({avg_recall: z.number(), avg_exhaustive_count: z.number(), avg_ann_count: z.number(), ground_truth: z.array(z.object({query_vector: z.array(z.number()), nearest_neighbors: z.array(row)})).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
};

/**
 * Evaluate recall.
 * 
 * POST /v1/namespaces/{namespace}/_debug/recall
 */
export const createApiV1NamespacesNamespaceDebugRecall = async (args: CreateApiV1NamespacesNamespaceDebugRecallArgs, options?: CreateApiV1NamespacesNamespaceDebugRecallOptions) => {
const {baseUrl = "https://undefined.turbopuffer.com", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/namespaces/${encodeURIComponent(String(args.namespace))}/_debug/recall${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", headers, body: JSON.stringify(args.body)})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(createApiV1NamespacesNamespaceDebugRecallResponse, await res.json())
};