import { WebPlugin } from '@capacitor/core';
import type { AppendFileOptions, CopyOptions, CopyResult, DeleteFileOptions, FilesystemPlugin, GetUriOptions, GetUriResult, MkdirOptions, PermissionStatus, ReadFileOptions, ReadFileResult, ReaddirOptions, ReaddirResult, RenameOptions, RmdirOptions, StatOptions, StatResult, WriteFileOptions, WriteFileResult, DownloadFileOptions, DownloadFileResult } from './definitions';
export declare class FilesystemWeb extends WebPlugin implements FilesystemPlugin {
    DB_VERSION: number;
    DB_NAME: string;
    private _writeCmds;
    private _db?;
    static _debug: boolean;
    initDb(): Promise<IDBDatabase>;
    static doUpgrade(event: IDBVersionChangeEvent): void;
    dbRequest(cmd: string, args: any[]): Promise<any>;
    dbIndexRequest(indexName: string, cmd: string, args: [any]): Promise<any>;
    private getPath;
    clear(): Promise<void>;
    /**
     * Read a file from disk
     * @param options options for the file read
     * @return a promise that resolves with the read file data result
     */
    readFile(options: ReadFileOptions): Promise<ReadFileResult>;
    /**
     * Write a file to disk in the specified location on device
     * @param options options for the file write
     * @return a promise that resolves with the file write result
     */
    writeFile(options: WriteFileOptions): Promise<WriteFileResult>;
    /**
     * Append to a file on disk in the specified location on device
     * @param options options for the file append
     * @return a promise that resolves with the file write result
     */
    appendFile(options: AppendFileOptions): Promise<void>;
    /**
     * Delete a file from disk
     * @param options options for the file delete
     * @return a promise that resolves with the deleted file data result
     */
    deleteFile(options: DeleteFileOptions): Promise<void>;
    /**
     * Create a directory.
     * @param options options for the mkdir
     * @return a promise that resolves with the mkdir result
     */
    mkdir(options: MkdirOptions): Promise<void>;
    /**
     * Remove a directory
     * @param options the options for the directory remove
     */
    rmdir(options: RmdirOptions): Promise<void>;
    /**
     * Return a list of files from the directory (not recursive)
     * @param options the options for the readdir operation
     * @return a promise that resolves with the readdir directory listing result
     */
    readdir(options: ReaddirOptions): Promise<ReaddirResult>;
    /**
     * Return full File URI for a path and directory
     * @param options the options for the stat operation
     * @return a promise that resolves with the file stat result
     */
    getUri(options: GetUriOptions): Promise<GetUriResult>;
    /**
     * Return data about a file
     * @param options the options for the stat operation
     * @return a promise that resolves with the file stat result
     */
    stat(options: StatOptions): Promise<StatResult>;
    /**
     * Rename a file or directory
     * @param options the options for the rename operation
     * @return a promise that resolves with the rename result
     */
    rename(options: RenameOptions): Promise<void>;
    /**
     * Copy a file or directory
     * @param options the options for the copy operation
     * @return a promise that resolves with the copy result
     */
    copy(options: CopyOptions): Promise<CopyResult>;
    requestPermissions(): Promise<PermissionStatus>;
    checkPermissions(): Promise<PermissionStatus>;
    /**
     * Function that can perform a copy or a rename
     * @param options the options for the rename operation
     * @param doRename whether to perform a rename or copy operation
     * @return a promise that resolves with the result
     */
    private _copy;
    /**
     * Function that performs a http request to a server and downloads the file to the specified destination
     *
     * @param options the options for the download operation
     * @returns a promise that resolves with the download file result
     */
    downloadFile: (options: DownloadFileOptions) => Promise<DownloadFileResult>;
    private isBase64String;
}