import {z} from 'zod'

export type GetApiStackAdminconfigV2PermissionsAppsArgs = {stack: string, count?: number | undefined, offset?: number | undefined};

export type GetApiStackAdminconfigV2PermissionsAppsOptions = {baseUrl: string, bearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const appPermsProperties = z.object({read: z.array(z.string()).optional(), write: z.array(z.string()).optional()});

export const appPerms = z.object({name: z.string(), perms: appPermsProperties});

export const appPermsList = z.object({apps: z.array(appPerms).optional()});

export const getApiStackAdminconfigV2PermissionsAppsResponse = z.object({tokeninfo: appPermsList.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
};

/**
 * List permissions of all apps
 * 
 * GET /{stack}/adminconfig/v2/permissions/apps
 */
export const getApiStackAdminconfigV2PermissionsApps = async (args: GetApiStackAdminconfigV2PermissionsAppsArgs, options: GetApiStackAdminconfigV2PermissionsAppsOptions) => {
const {baseUrl, fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (args.count != null) query.append("count", String(args.count))
if (args.offset != null) query.append("offset", String(args.offset))
if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/${encodeURIComponent(String(args.stack))}/adminconfig/v2/permissions/apps${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(getApiStackAdminconfigV2PermissionsAppsResponse, await res.json())
};