import {z} from 'zod'

export type GetApiResourcesApplicationsV1AppsUsersArgs = {appIds: Array<string>};

export type GetApiResourcesApplicationsV1AppsUsersOptions = {baseUrl?: string | undefined, bearer?: string | undefined, fetch?: typeof fetch | undefined};

export const applicationUsersResponseDto = z.object({appId: z.string(), userIds: z.array(z.string())});

export const getApiResourcesApplicationsV1AppsUsersResponse = z.array(applicationUsersResponseDto);

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 users for multiple applications
 * 
 * GET /resources/applications/v1/apps-users
 */
export const getApiResourcesApplicationsV1AppsUsers = async (args: GetApiResourcesApplicationsV1AppsUsersArgs, options?: GetApiResourcesApplicationsV1AppsUsersOptions) => {
const {baseUrl = "http://localhost:8181", fetch: fetchFn = fetch, bearer} = options ?? {}

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

for (const item of args.appIds ?? []) query.append("appIds", String(item))
if (bearer !== undefined) headers.set('authorization', `Bearer ${bearer}`)

const url = `${baseUrl.replace(/\/+$/, '')}/resources/applications/v1/apps-users${query.size > 0 ? `?${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(getApiResourcesApplicationsV1AppsUsersResponse, await res.json())
};