import {z} from 'zod'

export type GenerateMotionPayload = {request_id?: string | undefined, prompt: string, num_variants?: number | undefined, seed?: number | undefined, duration?: number | undefined, loop?: boolean | undefined, start_idle?: boolean | undefined, end_idle?: boolean | undefined, left_hand?: ('relaxed' | 'fist' | 'grip' | 'open' | 'flat' | 'point' | 'thumbs_up' | 'pinch' | 'v_sign' | 'claw') | undefined, right_hand?: ('relaxed' | 'fist' | 'grip' | 'open' | 'flat' | 'point' | 'thumbs_up' | 'pinch' | 'v_sign' | 'claw') | undefined, keep_facing?: boolean | undefined, augment_prompt?: boolean | undefined};

export type CreateApiJobsGenerateMotionArgs = {body: GenerateMotionPayload};

export type CreateApiJobsGenerateMotionOptions = {baseUrl: string, Bearer?: string | undefined, fetch?: typeof fetch | undefined};

export const jobAcceptedResponse = z.object({jobId: z.string(), status: z.enum(["queued", "running", "succeeded", "failed", "canceled"]), queue_position: z.number().int().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
};

/**
 * Enqueue one to four motions generated from a text prompt (ML /generate/motion). Each is saved to the account's motions (GET /games/motions) and can be used wherever an animation preset goes. One GENERATE_MOTION charge per motion (Roles: user)
 * 
 * POST /jobs/generate-motion
 */
export const createApiJobsGenerateMotion = async (args: CreateApiJobsGenerateMotionArgs, options: CreateApiJobsGenerateMotionOptions) => {
const {baseUrl, fetch: fetchFn = fetch, Bearer} = options ?? {}

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

if (Bearer !== undefined) headers.set("Authorization", Bearer)

const url = `${baseUrl.replace(/\/+$/, '')}/jobs/generate-motion${query.size > 0 ? `?${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(jobAcceptedResponse, await res.json())
};