import {z} from 'zod'

export type GetApiPrimsPosesArgs = {coordinate_system?: ('world' | 'local') | undefined, rotation_type?: ('cartesian' | 'quaternions') | undefined, prim_path: string};

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

export const wSPose = z.object({pose: z.array(z.number()).optional()});

export const quatPose = z.object({pose: z.array(z.number()).optional()});

export const getApiPrimsPosesResponse = z.union([wSPose, quatPose]);

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 Pose
 * 
 * GET /prims/poses
 */
export const getApiPrimsPoses = async (args: GetApiPrimsPosesArgs, options: GetApiPrimsPosesOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

if (args.coordinate_system != null) query.append("coordinate_system", String(args.coordinate_system))
if (args.rotation_type != null) query.append("rotation_type", String(args.rotation_type))
if (args.prim_path != null) query.append("prim_path", String(args.prim_path))

const url = `${baseUrl.replace(/\/+$/, '')}/prims/poses${query.size > 0 ? `?${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(getApiPrimsPosesResponse, await res.json())
};