import type { Data, Fields } from "@/components";
export declare namespace XLSX {
    type SheetName = string;
    type ExcelData = Record<string, Array<any> | Record<string, Array<any>>>;
}
export declare namespace FileReader {
    type result = string | ArrayBuffer | null | undefined;
}
export declare const readExcel: (file: File, sheetName?: XLSX.SheetName) => Promise<XLSX.ExcelData>;
export declare const checkType: (file: File) => boolean;
export declare const checkTableTitle: (columns: Array<string>, fields: Fields) => Promise<boolean>;
export declare const changeDatakeyAndFilter: (data: Data, fields: Fields) => Data;