import {z} from 'zod'

export type GetApiStatusListsStatusListIdArgs = {statusListId: string, correlationId?: string | undefined};

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

export const verifiableCredential = z.object({"@context": z.array(z.string()).optional(), id: z.string().optional(), type: z.array(z.string()).optional(), issuer: z.string().optional(), issuanceDate: z.string().optional(), credentialSubject: z.record(z.string(), z.unknown()).optional()});

export const getApiStatusListsStatusListIdResponse = z.union([verifiableCredential, z.string()]);

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 a status list credential. This is what a wallet or RP would call, as this value ends up in digital credentials
 * 
 * GET /status-lists/{statusListId}
 */
export const getApiStatusListsStatusListId = async (args: GetApiStatusListsStatusListIdArgs, options?: GetApiStatusListsStatusListIdOptions) => {
const {baseUrl = "https://agent.findynet.demo.sphereon.com/vc", fetch: fetchFn = fetch} = options ?? {}

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

if (args.correlationId != null) query.append("correlationId", String(args.correlationId))

const url = `${baseUrl.replace(/\/+$/, '')}/status-lists/${encodeURIComponent(String(args.statusListId))}${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(getApiStatusListsStatusListIdResponse, await res.json())
};