import {z} from 'zod'

export type GetApiV2RolesOptions = {baseUrl: string, oauth2?: string | undefined, fetch?: typeof fetch | undefined};

export const getApiV2RolesResponse = z.array(z.object({id: z.number().int().optional(), name: z.string().optional(), description: z.string().optional(), nodeClass: z.enum(["WINDOWS_SERVER", "WINDOWS_WORKSTATION", "LINUX_WORKSTATION", "MAC", "ANDROID", "APPLE_IOS", "APPLE_IPADOS", "AOSP", "CHROMEOS", "VMWARE_VM_HOST", "VMWARE_VM_GUEST", "HYPERV_VMM_HOST", "HYPERV_VMM_GUEST", "LINUX_SERVER", "MAC_SERVER", "CLOUD_MONITOR_TARGET", "NMS_SWITCH", "NMS_ROUTER", "NMS_FIREWALL", "NMS_PRIVATE_NETWORK_GATEWAY", "NMS_PRINTER", "NMS_SCANNER", "NMS_DIAL_MANAGER", "NMS_WAP", "NMS_IPSLA", "NMS_COMPUTER", "NMS_VM_HOST", "NMS_APPLIANCE", "NMS_OTHER", "NMS_SERVER", "NMS_PHONE", "NMS_VIRTUAL_MACHINE", "NMS_NETWORK_MANAGEMENT_AGENT", "UNMANAGED_DEVICE", "MANAGED_DEVICE"]).optional(), custom: z.boolean().optional(), chassisType: z.enum(["UNKNOWN", "DESKTOP", "LAPTOP", "MOBILE"]).optional(), created: z.number().optional(), nodeRoleParentId: z.number().int().optional(), icon: 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
};

/**
 * List device roles
 * 
 * GET /v2/roles
 * 
 * Also accepts auth: sessionKey
 */
export const getApiV2Roles = async (options: GetApiV2RolesOptions) => {
const {baseUrl, fetch: fetchFn = fetch, oauth2} = options ?? {}

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

if (oauth2 !== undefined) headers.set('authorization', `Bearer ${oauth2}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v2/roles${query.size > 0 ? `?${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(getApiV2RolesResponse, await res.json())
};