1 /* 2 * Copyright (c) 2025 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef OHOS_MEDIALIBRARY_ALBUM_ASSET_HELPER 17 #define OHOS_MEDIALIBRARY_ALBUM_ASSET_HELPER 18 19 #include <functional> 20 21 #include "photo_asset_change_info.h" 22 #include "album_change_info.h" 23 #include "album_accurate_refresh_manager.h" 24 25 namespace OHOS { 26 namespace Media::AccurateRefresh { 27 28 // 计算指定系统相册类型资产的基类，包括收藏相册、视频相册、隐藏相册、回收站相册、图片相册、云增强相册 29 class AlbumAssetHelper { 30 public: 31 // 有效资产 32 static bool IsCommonSystemAsset(const PhotoAssetChangeInfo &assetInfo, bool isHiddenAsset = false); 33 34 // 视频资产 35 static bool IsVideoAsset(const PhotoAssetChangeInfo &assetInfo); 36 37 // 图片资产 38 static bool IsImageAsset(const PhotoAssetChangeInfo &assetInfo); 39 40 // 根据data_added字段判断compareAssetInfo比currentAssetInfo新 41 static bool IsNewerByDateAdded(const PhotoAssetChangeInfo &compareAssetInfo, 42 const PhotoAssetChangeInfo ¤tAssetInfo, bool isAsc = true); 43 44 // 根据date_taken字段判断compareAssetInfo比currentAssetInfo新 45 static bool IsNewerByDateTaken(const PhotoAssetChangeInfo &compareAssetInfo, 46 const PhotoAssetChangeInfo ¤tAssetInfo, bool isAsc = true); 47 48 // 根据hidden_time字段判断compareAssetInfo比currentAssetInfo新 49 static bool IsNewerByHiddenTime(const PhotoAssetChangeInfo &compareAssetInfo, 50 const PhotoAssetChangeInfo ¤tAssetInfo, bool isAsc = true); 51 52 // 无效资产 53 static bool IsInvalidAsset(const PhotoAssetChangeInfo &assetInfo); 54 static bool UpdateCover(const PhotoAssetChangeData &assetChangeData, 55 std::function<bool(const PhotoAssetChangeInfo&)> isAlbumAsset, 56 std::function<bool(const PhotoAssetChangeInfo&, const PhotoAssetChangeInfo&)> isNewerAsset, 57 PhotoAssetChangeInfo &addCover, std::unordered_set<int32_t> &removeFileIds); 58 static bool UpdateCount(const PhotoAssetChangeData &assetChangeData, 59 std::function<bool(PhotoAssetChangeInfo)> isAlbumAsset, int32_t &count); 60 static bool CalAlbumRefreshInfo(std::function<bool(AlbumRefreshInfo &)> calFunc, AlbumRefreshInfo &refreshInfo, 61 int32_t albumId, bool isHidden, AlbumRefreshTimestamp &assetTimestamp); 62 }; 63 64 } // namespace Media 65 } // namespace OHOS 66 67 #endif