import * as tough from 'tough-cookie';
import * as util from 'util';
import type { CookiesIndex } from './cookies-index.js';
export declare enum FileFormat {
    json = "json",
    txt = "txt"
}
export declare const DefaultFileFormat = FileFormat.json;
export type FileCookieStoreOptions = {
    async?: boolean;
    loadAsync?: boolean;
    fileFormat?: FileFormat;
    forceParse?: boolean;
    httpOnlyExtension?: boolean;
    onLoad?: (exists: boolean) => void;
    onLoadLineError?: (line: string, lineNumber: number) => void;
    onLoadError?: (err: Error) => void;
};
/**
 * Class representing a JSON file store.
 *
 * @augments Store
 */
export default class FileCookieStore extends tough.Store {
    synchronous: boolean;
    filePath: string;
    fileFormat?: FileFormat;
    idx: CookiesIndex;
    httpOnlyExtension: boolean;
    private _readPromise;
    private _writePromise;
    private _nextWritePromise;
    /**
     * Creates a new JSON file store in the specified file.
     *
     * @param {string} filePath - The file in which the store will be created.
     * @param {object} options - Options for initializing the store.
     * @param {boolean} options.async - Whether to write the file asynchronously.
     * @param {boolean} options.loadAsync - Whether to read the file asynchronously.
     * @param {FileFormat} options.fileFormat - The format of the file. If not specified, the format will be auto-detected. If not specified and the file doesn't exist, the format will default to txt.
     * @param {boolean} options.forceParse - Continue parse file and don't throw exception if a bad line was found. This only applies to the txt format.
     * @param {boolean} options.httpOnlyExtension - Detect the #HttpOnly_ prefix for http only cookies. Defaults to true.
     * @param {Function} options.onLoad - Called when the file successfuly loads asynchronously. Unused if `loadAsync` is false.
     * @param {Function} options.onLoadError - Optional callback for any async file-load error. Unused if `loadAsync` is false.
     */
    constructor(filePath: string, options?: FileCookieStoreOptions);
    /**
     * Waits for the initial load to finish if unfinished, and then performs the given synchronous read action.
     * Afterwards, the callback will be called with an error or a result. If no callback is passed, a promise
     * will be returned instead.
     * @param {Function} action - The synchronous read action to execute
     * @param {Function} cb - The callback to call with the error or result
     * @returns {Promise} a promise if no callback was passed.
     */
    private _doSyncReadAsAsync;
    /**
     * Waits for the initial load to finish if unfinished, and then performs the given synchronous write action.
     * Afterwards, if the store has changed, then changes to the store will be saved to its file, and then
     * the callback will be called with an error if any, or `null` if no error. If no callback is passed, a
     * promise will be returned instead.
     * @param {Function} action - The synchronous write action to execute. This should return a boolean indicating whether the store has changed.
     * @param {Function} cb - The callback to call with the error or result
     * @returns {Promise} a promise if no callback was passed.
     */
    _doSyncWriteAsAsync(action: () => boolean, cb: (((error: Error | null) => void) | undefined)): (void | Promise<void>);
    /** @inheritdoc */
    findCookie(domain: tough.Nullable<string>, path: tough.Nullable<string>, key: tough.Nullable<string>, cb: tough.Callback<tough.Cookie | undefined>): void;
    /** @inheritdoc */
    findCookie(domain: tough.Nullable<string>, path: tough.Nullable<string>, key: tough.Nullable<string>): Promise<tough.Cookie | undefined>;
    /**
     * Searches for a cookie after waiting for the initial read to finish.
     * @see _doSyncReadAsAsync
     * @param {string} domain - The cookie domain.
     * @param {string} path - The cookie path.
     * @param {string} key - The cookie key.
     * @param {Function} cb - The callback that will be called with the result.
     * @returns {Promise<tough.Cookie>} a promise if no callback was passed.
     */
    private _findCookieAsync;
    /**
     * Searches for a cookie and returns it or null.
     * @param {string} domain - The cookie domain.
     * @param {string} path - The cookie path.
     * @param {string} key - The cookie key.
     * @returns {Cookie} the matching cookie if found.
     */
    private _findCookieSync;
    /** @inheritdoc */
    findCookies(domain: tough.Nullable<string>, path: tough.Nullable<string>, allowSpecialUseDomain?: boolean, cb?: tough.Callback<tough.Cookie[]>): void;
    /** @inheritdoc */
    findCookies(domain: tough.Nullable<string>, path: tough.Nullable<string>, allowSpecialUseDomain?: boolean): Promise<tough.Cookie[]>;
    /**
     * Searches for cookies after waiting for the initial read to finish
     * @see _doSyncReadAsAsync
     * @param {string} domain - The cookies domain.
     * @param {string} path - The cookies path.
     * @param {boolean} allowSpecialUseDomain - If `true` then special-use domain suffixes will be allowed in matches. Defaults to `false`.
     * @param {Function} cb - The callback that will be called with the result.
     * @returns {Promise<tough.Cookie[]>} a promise if no callback was passed.
     */
    private _findCookiesAsync;
    /**
     * Searches for matching cookies and returns them.
     * @param {string} domain - The cookies domain.
     * @param {string} path - The cookies path.
     * @param {boolean} allowSpecialUseDomain - If `true` then special-use domain suffixes will be allowed in matches. Defaults to `false`.
     * @returns {Cookie[]} the matching cookies if any were found.
     */
    private _findCookiesSync;
    /** @inheritdoc */
    putCookie(cookie: tough.Cookie, cb: tough.ErrorCallback): void;
    /** @inheritdoc */
    putCookie(cookie: tough.Cookie): Promise<void>;
    /**
     * Puts a cookie in the store after waiting for the initial read to finish, then saves the store to its file.
     * @see _doSyncReadAsAsync
     * @param {Cookie} cookie - The cookie to add to the store.
     * @param {Function} cb - The callback to be called when finished.
     * @returns {Promise} a promise if no callback was passed.
     */
    private _putCookieAsync;
    /**
     * Puts a cookie in the store without saving to a file.
     * @param {Cookie} cookie - The cookie to add to the store.
     * @returns {boolean} true if the store was changed, or false if the store was not changed.
     */
    private _putCookieSyncInternal;
    /**
     * Puts a cookie in the store, then saves synchronously.
     * @param {Cookie} cookie - The cookie to add to the store.
     */
    private _putCookieSync;
    /** @inheritdoc */
    updateCookie(oldCookie: tough.Cookie, newCookie: tough.Cookie, cb: tough.ErrorCallback): void;
    /** @inheritdoc */
    updateCookie(oldCookie: tough.Cookie, newCookie: tough.Cookie): Promise<void>;
    /** @inheritdoc */
    removeCookie(domain: string, path: string, key: string, cb: tough.ErrorCallback): void;
    /** @inheritdoc */
    removeCookie(domain: string, path: string, key: string): Promise<void>;
    /**
     * Removes a cookie from the store after waiting for the initial read to finish, then saves the store to its file if removed.
     * @see _doSyncReadAsAsync
     * @param {string} domain - The domain of the cookie to remove.
     * @param {string} path - The path of the cookie to remove.
     * @param {string} key - The key of the cookie to remove.
     * @param {Function} cb - The callback to be called when finished.
     * @returns {Promise} a promise if no callback was passed.
     */
    private _removeCookieAsync;
    /**
     * Removes a cookie from the store without saving to a file.
     * @param {string} domain - The domain of the cookie to remove.
     * @param {string} path - The path of the cookie to remove.
     * @param {string} key - The key of the cookie to remove.
     * @returns {boolean} true if a cookie was removed, or false if no change occured.
     */
    private _removeCookieSyncInternal;
    /**
     * Removes a cookie from the store, then saves synchronously if removed.
     * @param {string} domain - The domain of the cookie to remove.
     * @param {string} path - The path of the cookie to remove.
     * @param {string} key - The key of the cookie to remove.
     */
    private _removeCookieSync;
    /** @inheritdoc */
    removeCookies(domain: string, path: tough.Nullable<string>, cb: tough.ErrorCallback): void;
    /** @inheritdoc */
    removeCookies(domain: string, path: tough.Nullable<string>): Promise<void>;
    /**
     * Removes cookies from the store after waiting for the initial read to finish, then saves the store to its file if any were removed.
     * @see _doSyncReadAsAsync
     * @param {string} domain - The domain of the cookies to remove.
     * @param {string} path - The path of the cookies to remove.
     * @param {Function} cb - The callback to be called when finished.
     * @returns {Promise} a promise if no callback was passed.
     */
    private _removeCookiesAsync;
    /**
     * Removes cookies from the store without saving to a file.
     * @param {string} domain - The domain of the cookies to remove.
     * @param {string} path - The path of the cookies to remove.
     * @returns {boolean} true if any cookies were removed, or false if no change occured
     */
    private _removeCookiesSyncInternal;
    /**
     * Removes cookies from the store, then saves synchronously if any were removed.
     * @param {string} domain - The domain of the cookies to remove.
     * @param {string} path - The path of the cookies to remove.
     */
    private _removeCookiesSync;
    /** @inheritdoc */
    removeAllCookies(cb: tough.ErrorCallback): void;
    /** @inheritdoc */
    removeAllCookies(): Promise<void>;
    /**
     * Removes all cookies after waiting for the initial read to finish, then saves the store to its file if any were removed.
     * @param {Function} cb - The callback to be called when finished.
     * @returns {Promise} a promise if no callback was passed.
     */
    private _removeAllCookiesAsync;
    /**
     * Removes all cookies from the store without saving to a file.
     * @returns {boolean} true if any cookies were removed, or false if no change occured
     */
    private _removeAllCookiesSyncInternal;
    /**
     * Removes all cookies from the store, then saves synchronously if any were removed.
     */
    private _removeAllCookiesSync;
    /** @inheritdoc */
    getAllCookies(cb: tough.Callback<tough.Cookie[]>): void;
    /** @inheritdoc */
    getAllCookies(): Promise<tough.Cookie[]>;
    /**
     * Gets all the cookies after waiting for the initial read to finish.
     * @param {Function} cb - The callback to be called with the results.
     * @returns {Promise<tough.Cookie[]>} a promise if no callback was passed.
     */
    private _getAllCookiesAsync;
    /**
     * Gets all the cookies in the store and returns them.
     * @returns {Cookie[]} an array of all the cookies in the store.
     */
    private _getAllCookiesSync;
    [util.inspect.custom]: () => string;
    /**
     * Returns a string representation of the store object for debugging purposes.
     *
     * @returns {string} - The string representation of the store.
     */
    private _inspect;
    /**
     * Load the store from a file asynchronously.
     *
     * @param {string} filePath - The file to load the store from.
     * @param {object} options - Options for loading the file
     * @returns {Promise<CookiesIndex>} a promise that resolves with the parsed data from the file.
     */
    private _loadFromFileAsync;
    /**
     * Load the store from a file synchronously.
     *
     * @param {string} filePath - The file to load the store from.
     * @param {object} options - Options for loading the file
     * @returns {CookiesIndex} the parsed data from the file
     */
    private _loadFromFileSync;
    /**
     * Loads the store from a json string.
     * @param {string} data - The string data that was loaded from a file.
     * @param {string} filePath - The path of the file that the string data was loaded from.
     * @param {object} options - Options for loading the file.
     * @returns {CookiesIndex} the parsed data
     */
    private _loadFromStringSync;
    /**
     * Saves the store to its file asynchronously.
     * @param {Function} cb - The callback to be called when finished.
     * @returns {Promise} a promise if no callback was passed.
     */
    private _saveAsync;
    /**
     * Saves the store to its file synchronously.
     */
    private _saveSync;
    /**
     * Saves the store to a file asynchronously.
     * @param {string} filePath - The file path to save the store to.
     * @param {CookiesIndex} data - The cookies to save to the file.
     * @returns {Promise} a promise for the write task
     */
    private _saveToFileAsync;
    /**
     * Saves the store to a file synchronously.
     * @param {string} filePath - The file path to save the store to.
     * @param {CookiesIndex} data - The cookies to save to the file.
     */
    private _saveToFileSync;
    /**
     * Serializes the cookies data to a string
     * @param {CookiesIndex} data - The cookies data to serialize
     * @returns {string} the serialized cookies data
     */
    private _saveToStringSync;
}