import { PagedResult, BaseModel } from 'verben-ticketing-ui/src/lib/models';
import { HttpWebRequestService } from './http-web-request.service';
import { UtilService } from './util.service';
import * as i0 from "@angular/core";
export declare class ImportService<T extends BaseModel> {
    private utilService;
    private server;
    overrideToken: string | null;
    constructor(utilService: UtilService, server: HttpWebRequestService);
    initService(overrideToken: string | null): void;
    onComplete(event: any[], defaults: T, endpoint: string | null, baseUrl: string, entity: string, updateCallback: (items: T[]) => void, pagedState?: PagedResult<T> | null, stringProps?: (keyof T)[], numberProps?: (keyof T)[], datePropsExtras?: (keyof T)[]): void;
    saveImportedDataBatch(items: T[], endpoint: string | null, baseUrl: string, entity: string, updateCallback: (items: T[]) => void, pagedState?: PagedResult<T> | null): Promise<void>;
    excelSerialToDate(serial: number): Date;
    static ɵfac: i0.ɵɵFactoryDeclaration<ImportService<any>, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<ImportService<any>>;
}