/*
 * Copyright (C) 2021-2023 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import { AsyncCallback } from './@ohos.base';

/**
 * Provides filesystem statistics APIs
 *
 * @namespace Statfs
 * @syscap SystemCapability.FileManagement.File.FileIO
 * @since 8
 * @deprecated since 9
 * @useinstead ohos.file.statvfs.statfs
 */
declare namespace Statfs {
  /**
   * Get the number of free bytes on the specified path.
   *
   * @param { string } path
   * @param { AsyncCallback<number> } callback - callback
   * @syscap SystemCapability.FileManagement.File.FileIO
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.file.statvfs.getFreeSize
   */
  function getFreeBytes(path: string, callback: AsyncCallback<number>): void;

  /**
   * Get the number of free bytes on the specified path.
   *
   * @param { string } path
   * @returns { Promise<number> } return Promise
   * @syscap SystemCapability.FileManagement.File.FileIO
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.file.statvfs.getFreeSize
   */
  function getFreeBytes(path: string): Promise<number>;
  /**
   * Get the total number of bytes of the specified path.
   *
   * @param { string } path
   * @param { AsyncCallback<number> } callback - callback
   * @syscap SystemCapability.FileManagement.File.FileIO
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.file.statvfs.getTotalSize
   */
  function getTotalBytes(path: string, callback: AsyncCallback<number>): void;

  /**
   * Get the total number of bytes of the specified path.
   *
   * @param { string } path
   * @returns { Promise<number> } return Promise
   * @syscap SystemCapability.FileManagement.File.FileIO
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.file.statvfs.getTotalSize
   */
  function getTotalBytes(path: string): Promise<number>;
}

export default Statfs;