import { ActionsObservable, StateObservable } from 'redux-observable';
import { Observable } from 'rxjs';
import { RootState } from '../../../../rootStateTypes';
import { fetchInvoicingCatalogPlanList, fetchInvoicingCatalogProductList } from '../../invoicingCatalogListView/invoicingCatalogListViewReducer';
import { fetchInvoicingCustomerList } from '../../invoicingCustomerListView/invoicingCustomerListViewReducer';
import { fetchInvoicingSettings } from '../../settingsView/settingsViewReducer';
import { fetchCreateInvoiceFormPage } from '../createInvoiceReducer';
export type ActionType = ReturnType<typeof fetchCreateInvoiceFormPage> | ReturnType<typeof fetchInvoicingCustomerList> | ReturnType<typeof fetchInvoicingCatalogPlanList> | ReturnType<typeof fetchInvoicingCatalogProductList> | ReturnType<typeof fetchInvoicingSettings>;
/**
 * Orchestrates the create-invoice form's option sources: on
 * `fetchCreateInvoiceFormPage`, fans out to the customer, catalog plan, catalog
 * product and settings fetches, skipping any already cached unless
 * `cacheOverride` is set.
 */
export declare const fetchCreateInvoiceFormPageEpic: (actions$: ActionsObservable<ActionType>, state$: StateObservable<RootState>) => Observable<ActionType>;