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1 /*
2  * Copyright (c) 2023 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_SYNC_SERVICE_CLOUD_DISK_DATA_HANDLER_H
17 #define OHOS_CLOUD_SYNC_SERVICE_CLOUD_DISK_DATA_HANDLER_H
18 
19 #include "cloud_disk_data_convertor.h"
20 #include "medialibrary_db_const.h"
21 #include "medialibrary_type_const.h"
22 #include "rdb_data_handler.h"
23 #include "clouddisk_type_const.h"
24 
25 namespace OHOS {
26 namespace FileManagement {
27 namespace CloudSync {
28 class CloudDiskDataHandler : public RdbDataHandler {
29 public:
30     CloudDiskDataHandler(int32_t userId, const std::string &bundleName,
31                          std::shared_ptr<NativeRdb::RdbStore> rdb, std::shared_ptr<bool> stopFlag);
32     virtual ~CloudDiskDataHandler() = default;
33 
34     void GetFetchCondition(FetchCondition &cond) override;
35     virtual int32_t OnFetchRecords(std::shared_ptr<std::vector<DriveKit::DKRecord>> &records,
36                                    OnFetchParams &params) override;
37     virtual int32_t GetRetryRecords(std::vector<DriveKit::DKRecordId> &records) override;
38     virtual int32_t GetCheckRecords(std::vector<DriveKit::DKRecordId> &checkRecords,
39                                     const std::shared_ptr<std::vector<DriveKit::DKRecord>> &records) override;
40     int32_t GetDownloadAsset(std::string cloudId, std::vector<DriveKit::DKDownloadAsset> &outAssetsToDownload) override;
41     int32_t Clean(const int32_t action) override;
42     int32_t GetCreatedRecords(std::vector<DriveKit::DKRecord> &records) override;
43     int32_t GetDeletedRecords(std::vector<DriveKit::DKRecord> &records) override;
44     int32_t GetMetaModifiedRecords(std::vector<DriveKit::DKRecord> &records) override;
45     int32_t GetFileModifiedRecords(std::vector<DriveKit::DKRecord> &records) override;
46     int32_t OnCreateRecords(const std::map<DriveKit::DKRecordId,
47         DriveKit::DKRecordOperResult> &map) override;
48     int32_t OnDeleteRecords(const std::map<DriveKit::DKRecordId,
49         DriveKit::DKRecordOperResult> &map) override;
50     int32_t OnModifyMdirtyRecords(const std::map<DriveKit::DKRecordId,
51         DriveKit::DKRecordOperResult> &map) override;
52     int32_t OnModifyFdirtyRecords(const std::map<DriveKit::DKRecordId,
53         DriveKit::DKRecordOperResult> &map) override;
54     int32_t OnDownloadSuccess(const DriveKit::DKDownloadAsset &asset) override;
55     int32_t OnDownloadAssets(const std::map<DriveKit::DKDownloadAsset, DriveKit::DKDownloadResult> &resultMap) override;
56     int32_t OnDownloadAssets(const DriveKit::DKDownloadAsset &asset) override;
57     void Reset();
58     int32_t CleanCache(const std::string &uri);
59 private:
60     static inline const int32_t LIMIT_SIZE = 5;
61     static inline const int32_t PULL_LIMIT_SIZE = 100;
62     static inline const int32_t MODIFY_BATCH_NUM = 20;
63     static inline const int32_t DELETE_BATCH_NUM = 20;
64     static const int32_t MAX_RENAME = 10;
65     DriveKit::DKRecordType recordType_ = "file";
66     DriveKit::DKFieldKeyArray desiredKeys_;
67     DriveKit::DKFieldKeyArray checkedKeys_ = {"version", "id"};
68     std::vector<std::string> modifyFailSet_;
69     std::vector<std::string> createFailSet_;
70 
71     int32_t userId_{0};
72     std::string bundleName_;
73     DriveKit::DKRecordId rootId_;
74 
75     int32_t CleanCloudRecord(const int32_t action);
76     void HandleCreateConvertErr(int32_t err, NativeRdb::ResultSet &resultSet);
77     void HandleFdirtyConvertErr(int32_t err, NativeRdb::ResultSet &resultSet);
78     CloudDiskDataConvertor createConvertor_ = {
79         userId_, bundleName_, FILE_CREATE,
80         std::bind(&CloudDiskDataHandler::HandleCreateConvertErr, this, std::placeholders::_1, std::placeholders::_2)
81     };
82     CloudDiskDataConvertor deleteConvertor_ = { userId_, bundleName_, FILE_DELETE };
83     CloudDiskDataConvertor mdirtyConvertor_ = { userId_, bundleName_, FILE_METADATA_MODIFY };
84     CloudDiskDataConvertor fdirtyConvertor_ = {
85         userId_, bundleName_, FILE_DATA_MODIFY,
86         std::bind(&CloudDiskDataHandler::HandleFdirtyConvertErr, this, std::placeholders::_1, std::placeholders::_2)
87     };
88     int32_t OnCreateRecordSuccess(const std::pair<DriveKit::DKRecordId, DriveKit::DKRecordOperResult> &entry,
89         const std::unordered_map<std::string, LocalInfo> &localMap);
90     int32_t OnDeleteRecordSuccess(const std::pair<DriveKit::DKRecordId, DriveKit::DKRecordOperResult> &entry);
91     int32_t OnModifyRecordSuccess(const std::pair<DriveKit::DKRecordId, DriveKit::DKRecordOperResult> &entry,
92         const std::unordered_map<std::string, LocalInfo> &localMap);
93     bool IsTimeChanged(const DriveKit::DKRecord &record, const std::unordered_map<std::string, LocalInfo> &localMap,
94         const std::string &cloudId, const std::string &type);
95     int32_t GetLocalInfo(const std::map<DriveKit::DKRecordId, DriveKit::DKRecordOperResult> &map,
96         std::unordered_map<std::string, LocalInfo> &infoMap, const std::string &type);
97     int32_t BuildInfoMap(const std::shared_ptr<NativeRdb::ResultSet> resultSet,
98         std::unordered_map<std::string, LocalInfo> &cloudMap, const std::string &type);
99     std::tuple<std::shared_ptr<NativeRdb::ResultSet>, std::map<std::string, int>> QueryLocalByCloudId(
100         const std::vector<std::string> &recordIds);
101     int32_t PullRecordInsert(DriveKit::DKRecord &record, OnFetchParams &params);
102     int32_t PullRecordUpdate(DriveKit::DKRecord &record, NativeRdb::ResultSet &local,
103                              OnFetchParams &params);
104     int32_t PullRecordDelete(DriveKit::DKRecord &record, NativeRdb::ResultSet &local);
105     int32_t RecycleFile(const std::string &recordId);
106     int32_t GetMetaFilePath(const std::string &cloudId, std::string &path);
107     int32_t PullRecordConflict(DriveKit::DKRecord &record);
108     int32_t HandleConflict(const std::shared_ptr<NativeRdb::ResultSet> resultSet,
109                                              std::string &fullName, const int &lastDot);
110     int32_t FindRenameFile(const std::shared_ptr<NativeRdb::ResultSet> resultSet, std::string &renameFileCloudId,
111                            std::string &fullName, const int &lastDot);
112     int32_t ConflictReName(const std::string &cloudId, std::string newFileName);
113     int SetRetry(const std::string &recordId);
114     void AppendFileToDownload(const std::string &cloudId,
115                               const std::string &fieldKey,
116                               std::vector<DriveKit::DKDownloadAsset> &assetsToDownload);
117 
118     CloudDiskDataConvertor localConvertor_ = { userId_, bundleName_, FILE_DOWNLOAD };
119     int64_t UTCTimeMilliSeconds();
120     std::mutex rdbMutex_;
121 };
122 } // namespace CloudSync
123 } // namespace FileManagement
124 } // namespace OHOS
125 #endif // OHOS_CLOUD_SYNC_SERVICE_CLOUD_DISK_DATA_HANDLER_H
126