import {z} from 'zod'

export type RenderDto = {compositionId: string, inputProps: Record<string, never>, fps: number, durationInFrames: number, width: number, height: number, bundleBuildId: string};

export type CreateApiAutogameRemotionRenderArgs = {body: RenderDto};

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

export const jobStatus = z.enum(["created", "processing", "complete", "error"]);

export const videoUrls = z.object({hls: z.string(), mp4360: z.string(), mp4540: z.string(), mp4720: z.string(), poster: z.string()});

export const asset = z.object({jobStatus: jobStatus, isVideo: z.boolean(), isAudio: z.boolean(), isImage: z.boolean(), videoUrl: videoUrls, imageUrl: z.string(), audioUrl: z.string(), id: z.string(), name: z.string(), mimeType: z.string(), size: z.number(), width: z.number(), height: z.number(), errorCode: z.string(), userId: z.string(), createdAt: z.string(), updatedAt: z.string(), deletedAt: z.string(), uploadSignedUrl: z.string().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 /autogame/remotion/render
 */
export const createApiAutogameRemotionRender = async (args: CreateApiAutogameRemotionRenderArgs, options: CreateApiAutogameRemotionRenderOptions) => {
const {baseUrl, fetch: fetchFn = fetch, accessToken} = options ?? {}

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

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

const url = `${baseUrl.replace(/\/+$/, '')}/autogame/remotion/render${query.size > 0 ? `?${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(asset, await res.json())
};