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_OWNER_ALBUM_INFO_CALCULATION_H 17 #define OHOS_MEDIALIBRARY_OWNER_ALBUM_INFO_CALCULATION_H 18 19 #include <unordered_map> 20 #include "album_change_info.h" 21 #include "photo_asset_change_info.h" 22 23 namespace OHOS { 24 namespace Media::AccurateRefresh { 25 26 class OwnerAlbumInfoCalculation { 27 public: 28 static std::unordered_map<int32_t, AlbumRefreshInfo> CalOwnerAlbumRefreshInfo( 29 const std::vector<PhotoAssetChangeData> &assetChangeDatas); 30 31 private: 32 static bool IsOwnerAlbumAsset(const PhotoAssetChangeInfo &assetInfo, int32_t albumId); 33 static bool IsOwnerAlbumHiddenAsset(const PhotoAssetChangeInfo &assetInfo, int32_t albumId); 34 static bool IsOwnerAlbumVideoAsset(const PhotoAssetChangeInfo &assetInfo, int32_t albumId); 35 static bool IsNewerAsset(const PhotoAssetChangeInfo &compareAssetInfo, 36 const PhotoAssetChangeInfo ¤tAssetInfo, int32_t albumId); 37 static bool IsNewerHiddenAsset(const PhotoAssetChangeInfo &compareAssetInfo, 38 const PhotoAssetChangeInfo ¤tAssetInfo, int32_t albumId); 39 static bool CalOwnerAlbumRefreshInfo(const PhotoAssetChangeData &assetChangeData, int32_t albumId, 40 AlbumRefreshInfo &refreshInfo); 41 static bool UpdateCover(const PhotoAssetChangeData &assetChangeData, 42 std::function<bool(const PhotoAssetChangeInfo&, int32_t)> isAsset, int32_t albumId, 43 std::function<bool(const PhotoAssetChangeInfo&, const PhotoAssetChangeInfo&, int32_t)> isNewerAsset, 44 PhotoAssetChangeInfo &addCover, std::unordered_set<int32_t> &removeFileIds); 45 static bool UpdateCount(const PhotoAssetChangeData &assetChangeData, 46 std::function<bool(const PhotoAssetChangeInfo&, int32_t)> isAsset, int32_t albumId, 47 int32_t &count); 48 static bool UpdateRefreshNormalInfo(const PhotoAssetChangeData &assetChangeData, int32_t albumId, 49 AlbumRefreshInfo& refreshInfo); 50 static bool UpdateRefreshHiddenInfo(const PhotoAssetChangeData &assetChangeData, int32_t albumId, 51 AlbumRefreshInfo& refreshInfo); 52 static bool IsOwnerAlbumInfoChange(const PhotoAssetChangeData &assetChangeData, 53 std::function<bool(PhotoAssetChangeInfo, int32_t)> isAlbumAsset, int32_t albumId); 54 static void UpdateOwnerRefreshInfo(int32_t albumId, const PhotoAssetChangeData &assetChangeData, 55 std::unordered_map<int32_t, AlbumRefreshInfo> &ownerAlbumInfos); 56 }; 57 58 } // namespace Media 59 } // namespace OHOS 60 61 #endif