1 /*
2  * Copyright (C) 2024 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_CLOUD_MEDIA_ASSET_MANAGER_H
17 #define OHOS_CLOUD_MEDIA_ASSET_MANAGER_H
18 
19 #include <iostream>
20 #include <memory>
21 #include <chrono>
22 #include <mutex>
23 
24 #include "cloud_media_asset_download_operation.h"
25 #include "cloud_media_asset_types.h"
26 #include "medialibrary_command.h"
27 #include "rdb_store.h"
28 
29 namespace OHOS {
30 namespace Media {
31 #define EXPORT __attribute__ ((visibility ("default")))
32 
33 enum class TaskDeleteState : int32_t {
34     IDLE = 0,
35     ACTIVE_DELETE = 1,
36     BACKGROUND_DELETE = 2
37 };
38 
39 class CloudMediaAssetManager {
40 public:
41     EXPORT static CloudMediaAssetManager& GetInstance();
42     EXPORT int32_t HandleCloudMediaAssetUpdateOperations(MediaLibraryCommand &cmd);
43     EXPORT std::string HandleCloudMediaAssetGetTypeOperations(MediaLibraryCommand &cmd);
44     EXPORT int32_t StartDownloadCloudAsset(const CloudMediaDownloadType &type);
45     EXPORT int32_t RecoverDownloadCloudAsset(const CloudMediaTaskRecoverCause &cause);
46     EXPORT int32_t PauseDownloadCloudAsset(const CloudMediaTaskPauseCause &pauseCause);
47     EXPORT int32_t CancelDownloadCloudAsset();
48     EXPORT int32_t ForceRetainDownloadCloudMedia();
49     EXPORT std::string GetCloudMediaAssetTaskStatus();
50     EXPORT bool SetIsThumbnailUpdate();
51     EXPORT int32_t GetTaskStatus();
52     EXPORT int32_t GetDownloadType();
53     EXPORT bool SetBgDownloadPermission(const bool &flag);
54     static void DeleteAllCloudMediaAssetsAsync();
55     static void StartDeleteCloudMediaAssets();
56     static void StopDeleteCloudMediaAssets();
57 
58 private:
CloudMediaAssetManager()59     CloudMediaAssetManager() {}
~CloudMediaAssetManager()60     ~CloudMediaAssetManager() {}
61     CloudMediaAssetManager(const CloudMediaAssetManager &manager) = delete;
62     const CloudMediaAssetManager &operator=(const CloudMediaAssetManager &manager) = delete;
63 
64     EXPORT int32_t CheckDownloadTypeOfTask(const CloudMediaDownloadType &type);
65     EXPORT static int32_t DeleteBatchCloudFile(const std::vector<std::string> &fileIds);
66     EXPORT static int32_t ReadyDataForDelete(std::vector<std::string> &fileIds, std::vector<std::string> &paths,
67         std::vector<std::string> &dateTakens);
68     static void DeleteAllCloudMediaAssetsOperation(AsyncTaskData *data);
69     int32_t UpdateCloudMeidaAssets();
70 
71 private:
72     static std::shared_ptr<CloudMediaAssetDownloadOperation> operation_;
73     static std::mutex mutex_;
74     static std::atomic<TaskDeleteState> doDeleteTask_;
75 };
76 } // namespace Media
77 } // namespace OHOS
78 #endif // OHOS_CLOUD_MEDIA_ASSET_MANAGER_H