import {z} from 'zod'

export type ViduTaskRequest = {aspect_ratio?: string | undefined, audio?: boolean | undefined, audio_type?: ('all' | 'speech_only' | 'sound_effect_only') | undefined, bgm?: boolean | undefined, callback_url?: string | undefined, duration?: number | undefined, enhance?: boolean | undefined, images?: Array<string> | undefined, is_rec?: boolean | undefined, meta_data?: string | undefined, model?: string | undefined, movement_amplitude?: ('auto' | 'small' | 'medium' | 'large') | undefined, off_peak?: boolean | undefined, payload?: string | undefined, priority?: number | undefined, prompt?: string | undefined, resolution?: string | undefined, seed?: number | undefined, style?: ('general' | 'anime') | undefined, voice_id?: string | undefined, watermark?: boolean | undefined, wm_position?: number | undefined, wm_url?: string | undefined};

export type CreateApiProxyViduReference2videoArgs = {body: ViduTaskRequest};

export type CreateApiProxyViduReference2videoOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const viduState = z.enum(["created", "processing", "queueing", "success", "failed"]);

export const viduTaskReply = z.object({aspect_ratio: z.string().optional(), bgm: z.boolean().optional(), created_at: z.string().optional(), credits: z.number().int(), duration: z.number().int().optional(), images: z.array(z.string()).optional(), model: z.string().optional(), movement_amplitude: z.enum(["auto", "small", "medium", "large"]).optional(), off_peak: z.boolean().optional(), payload: z.string().optional(), prompt: z.string().optional(), resolution: z.string().optional(), seed: z.number().int().optional(), state: viduState, style: z.enum(["general", "anime"]).optional(), task_id: z.string(), watermark: z.boolean().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
};

/**
 * POST /proxy/vidu/reference2video
 */
export const createApiProxyViduReference2video = async (args: CreateApiProxyViduReference2videoArgs, options?: CreateApiProxyViduReference2videoOptions) => {
const {baseUrl = "https://api.comfy.org", fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/proxy/vidu/reference2video${query.size > 0 ? `?${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(viduTaskReply, await res.json())
};