import {z} from 'zod'

export type ExportVideoRequest = {fps?: ('30' | '60') | undefined, granularity?: ('video' | 'clips' | 'tracks' | 'raw') | undefined, resolution?: ('1080p' | '4k') | undefined, speed?: ('1' | '2' | '0.5' | '0.75' | '0.8' | '0.9' | '1.1' | '1.2' | '1.25' | '1.3' | '1.35' | '1.5' | '1.7' | '1.75' | '2.5') | undefined, subtitles?: boolean | undefined};

export type CreateApiV1VideosIdExportsArgs = {id: string, body: ExportVideoRequest};

export type CreateApiV1VideosIdExportsOptions = {baseUrl?: string | undefined, BearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const exportStatus = z.object({downloadUrl: z.string().nullable(), exportId: z.string(), progress: z.number().gte(0).lte(100).nullable(), status: z.enum(["queued", "running", "completed", "failed"]), updatedAt: z.string()});

export const exportVideoResponse = z.object({export: exportStatus});

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
};

/**
 * Start a video export
 * 
 * POST /v1/videos/{id}/exports
 */
export const createApiV1VideosIdExports = async (args: CreateApiV1VideosIdExportsArgs, options?: CreateApiV1VideosIdExportsOptions) => {
const {baseUrl = "https://api.tella.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/videos/${encodeURIComponent(String(args.id))}/exports${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(exportVideoResponse, await res.json())
};