/**
 * @author lisq
 * @date 2023/12/27 10:15
 * @description 工具类
 */
import { UploadFile } from "./interface";
export declare const isImageUrl: (file: UploadFile) => boolean;
/**
 * 默认文件添加isDefault标示
 * @param defaultFile
 */
export declare const composeDefaultFile: (defaultFile?: UploadFile) => {
    uid: string;
    name: string;
    type?: string | undefined;
    size?: number | undefined;
    lastModified?: number | undefined;
    lastModifiedDate?: Date | undefined;
    url?: string | undefined;
    dataUrl?: string | undefined;
    thumbUrl?: string | undefined;
    originFileObj?: import("./interface").RcFile | undefined;
    status?: "error" | "done" | "removed" | undefined;
    response?: string | undefined;
    isDefault?: boolean | undefined;
} | undefined;
/**
 * 组装默认文件，若存在defaultFileList，则defaultFile不生效
 * @param defaultFileList
 * @param defaultFile
 */
export declare const composeDefaultFileList: (defaultFileList: UploadFile[], defaultFile?: UploadFile) => UploadFile<any>[];
/**
 * 处理上传文件列表
 * @param maxAllowed
 * @param uploadedFiles
 * @param initialDefaultFile
 */
export declare const processUploadFiles: (maxAllowed: number | undefined, uploadedFiles: UploadFile[], initialDefaultFile?: UploadFile) => UploadFile<any>[];