import {z} from 'zod'

export type GetApiBetaDatasetArgs = {cursor?: (string | null) | undefined, limit?: (number | null) | undefined, direction?: ('asc' | 'desc' | null) | undefined, projectId: string, nameSearch?: (string | null) | undefined, 'X-Friendli-Team'?: (string | null) | undefined};

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

export const dedicatedDatasetModalityType = z.enum(["VIDEO", "IMAGE", "AUDIO", "TEXT"]);

export const dedicatedDatasetModality = z.object({input_modals: z.array(dedicatedDatasetModalityType).optional(), output_modals: z.array(dedicatedDatasetModalityType).optional()});

export const datasetInfo = z.object({id: z.string(), name: z.string(), createdAt: z.number().int(), updatedAt: z.number().int(), modality: dedicatedDatasetModality});

export const listDatasetsResponse = z.object({data: z.array(datasetInfo), nextCursor: z.string().nullable().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 datasets
 * 
 * GET /beta/dataset
 */
export const getApiBetaDataset = async (args: GetApiBetaDatasetArgs, options?: GetApiBetaDatasetOptions) => {
const {baseUrl = "https://api.friendli.ai", fetch: fetchFn = fetch, token} = options ?? {}

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

if (args.cursor != null) query.append("cursor", String(args.cursor))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.direction != null) query.append("direction", String(args.direction))
if (args.projectId != null) query.append("projectId", String(args.projectId))
if (args.nameSearch != null) query.append("nameSearch", String(args.nameSearch))
if (args['X-Friendli-Team'] != null) headers.set("X-Friendli-Team", String(args['X-Friendli-Team']))
if (token !== undefined) headers.set('authorization', `Bearer ${token}`)

const url = `${baseUrl.replace(/\/+$/, '')}/beta/dataset${query.size > 0 ? `?${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(listDatasetsResponse, await res.json())
};