import {z} from 'zod'

export type GetApiSttV1AsyncTranscriptsRidOptions = {baseUrl: string, BearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const getApiSttV1AsyncTranscriptsRidResponse = z.object({rid: z.string().optional(), status: z.enum(["ai_requested", "uploaded", "file_processing", "transcribing", "post_processing", "transcribed", "input_error", "transcript_error", "file_error"]).optional(), progress: z.number().int().optional(), sttResults: z.array(z.object({transcript: z.string(), words: z.array(z.object({word: z.string().optional(), startTime: z.object({seconds: z.string().optional(), nanos: z.number().int().optional()}).optional(), endTime: z.object({seconds: z.string().optional(), nanos: z.number().int().optional()}).optional(), hasKeyword: z.boolean().optional(), speaker: z.string().optional()})).optional(), keywords: z.array(z.string()).optional()})).optional(), message: z.string().optional(), custom: z.object({}).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 long audio transcription
 * 
 * GET /stt/v1/async/transcripts/{rid}
 */
export const getApiSttV1AsyncTranscriptsRid = async (options: GetApiSttV1AsyncTranscriptsRidOptions) => {
const {baseUrl, fetch: fetchFn = fetch, BearerAuth} = options ?? {}

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

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

const url = `${baseUrl.replace(/\/+$/, '')}/stt/v1/async/transcripts/${encodeURIComponent(String(args.rid))}${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(getApiSttV1AsyncTranscriptsRidResponse, await res.json())
};