import * as i0 from "@angular/core";
declare global {
    interface Navigator {
        webkitPersistentStorage: {
            requestQuota: (requestedBytes: number, successfulCallback: (grantedBytes: number) => void, errorCallback?: (error: any) => void) => {};
        };
    }
    interface Window {
        requestFileSystem: any;
        webkitRequestFileSystem: any;
        PERSISTENT: any;
        resolveLocalFileSystemURL: any;
        webkitResolveLocalFileSystemURL: any;
    }
}
export interface FileData {
    path: string;
    data: string;
}
export interface DOMFileSystem {
    name: string;
    root: DirectoryEntry;
}
export interface DirectoryEntry {
    filesystem: DOMFileSystem;
    fullPath: string;
    isDirectory: boolean;
    isFile: boolean;
    name: string;
    getFile: any;
    getDirectory: any;
    createReader: any;
    removeRecursively: any;
}
export interface FileEntry {
    filesystem: DOMFileSystem;
    fullPath: string;
    isDirectory: boolean;
    isFile: boolean;
    name: string;
    createWriter: any;
    file: any;
    remove: any;
}
export declare class FsService {
    private fs;
    private quotaSize;
    constructor();
    private initFs;
    private static errorHandler;
    readFile(path: string): Promise<string | null>;
    readFileEntry(fileEntry: FileEntry): Promise<string | null>;
    removeFile(path: string): Promise<boolean>;
    removeFileInDirectory(filename: string, dir?: DirectoryEntry | null): Promise<boolean>;
    removeDirectoryEntry(dir?: DirectoryEntry | null): Promise<void>;
    removeDirectory(path: string): Promise<void>;
    writeFileEntry(fileEntry: FileEntry, data: string): Promise<FileEntry | null>;
    writeFile(path: string, data: string): Promise<FileEntry | null>;
    isFileExists(path: string): Promise<boolean>;
    isFileExistsInDirectory(filename: string, dir?: DirectoryEntry | null): Promise<boolean>;
    resolveDir(dir?: DirectoryEntry | null): Promise<DirectoryEntry | null>;
    createDirectory(name: string, dir?: DirectoryEntry | null): Promise<DirectoryEntry | null>;
    readDirectory(path: string): Promise<(FileEntry | DirectoryEntry)[] | false>;
    readDirectoryEntry(directory: DirectoryEntry): Promise<(FileEntry | DirectoryEntry)[]>;
    getSubEntry(dir: DirectoryEntry, name: string): Promise<FileEntry | DirectoryEntry | null>;
    createFile(dir: DirectoryEntry | null | undefined, filename: string): Promise<FileEntry | null>;
    getEntry<T extends DirectoryEntry | FileEntry>(path: string, dir: DirectoryEntry | null | undefined, isFile: boolean, ifAutoCreate: boolean): Promise<T | false>;
    getFileEntry(path: string, dir?: DirectoryEntry | null, ifAutoCreate?: boolean): Promise<FileEntry | false>;
    getDirectoryEntry(path: string, dir?: DirectoryEntry | null, ifAutoCreate?: boolean): Promise<DirectoryEntry | false>;
    getTree(dir?: DirectoryEntry | null): Promise<any>;
    private printFSTreeNode;
    printFSTree(dir?: DirectoryEntry | null, ifCollapsed?: boolean): void;
    writeMultipleFiles(items: FileData[], index?: number, ifLog?: boolean): Promise<void>;
    static ɵfac: i0.ɵɵFactoryDeclaration<FsService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<FsService>;
}