import { i18n } from '@kbn/i18n' ; import { ToastInput , ToastOptions , ToastsStart } from 'kibana/public' ; import { useMemo } from 'react' ; import { getToastNotifications } from '../../util/dependency_cache' ; import { useNotifications } from '../../contexts/kibana' ; import { ErrorType , extractErrorProperties , MLRequestFailure , } from '../../../../common/util/errors' ; export type ToastNotificationService = ReturnType < typeof toastNotificationServiceProvider > ; export function toastNotificationServiceProvider ( toastNotifications ) { function displayDangerToast ( toastOrTitle , options ? ) { toastNotifications . addDanger ( toastOrTitle , options ) ; } function displayWarningToast ( toastOrTitle , options ? ) { toastNotifications . addWarning ( toastOrTitle , options ) ; } function displaySuccessToast ( toastOrTitle , options ? ) { toastNotifications . addSuccess ( toastOrTitle , options ) ; } function displayErrorToast ( error , title ? , toastLifeTimeMs ? ) { const errorObj = extractErrorProperties ( error ) ; toastNotifications . addError ( new MLRequestFailure ( errorObj , error ) , { title : title ?? i18n . translate ( 'xpack.ml.toastNotificationService.errorTitle' , { defaultMessage : 'An error has occurred' , } ) , ... ( toastLifeTimeMs ? { toastLifeTimeMs } : { } ) , } ) ; } return { displayDangerToast , displayWarningToast , displaySuccessToast , displayErrorToast } ; } export function getToastNotificationService ( ) { const toastNotifications = getToastNotifications ( ) ; return toastNotificationServiceProvider ( toastNotifications ) ; } /**
 * Hook to use  ToastNotificationService in React components.
  export function useToastNotificationService ( ) { const { toasts } = useNotifications ( ) ; return useMemo ( ( ) => toastNotificationServiceProvider ( toasts ) , [ ] ) ; }