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 RINGTONE_FETCH_RESULT_H
17 #define RINGTONE_FETCH_RESULT_H
18 
19 #include "abs_shared_result_set.h"
20 #include "datashare_result_set.h"
21 #include "rdb_errno.h"
22 #include "ringtone_asset.h"
23 #include "vibrate_asset.h"
24 #include "ringtone_db_const.h"
25 #include "ringtone_type.h"
26 #include "simcard_setting_asset.h"
27 
28 namespace OHOS {
29 namespace Media {
30 #define EXPORT __attribute__ ((visibility ("default")))
31 /**
32  * @brief Class for returning the data cursor to application.
33  *
34  * @since 1.0
35  * @version 1.0
36  */
37 template <class T>
38 class RingtoneFetchResult {
39 public:
40     EXPORT explicit RingtoneFetchResult(const std::shared_ptr<DataShare::DataShareResultSet> &resultset);
41     EXPORT RingtoneFetchResult();
42     EXPORT virtual ~RingtoneFetchResult();
43 
44     EXPORT void Close();
45     EXPORT int32_t GetCount();
46     EXPORT bool IsAtLastRow();
47 
48     EXPORT std::shared_ptr<DataShare::DataShareResultSet> &GetDataShareResultSet();
49 
50     EXPORT std::unique_ptr<T> GetObjectAtPosition(int32_t index);
51     EXPORT std::unique_ptr<T> GetFirstObject();
52     EXPORT std::unique_ptr<T> GetObjectFromRdb(std::shared_ptr<NativeRdb::ResultSet> &resultSet, int idx);
53     EXPORT std::unique_ptr<T> GetNextObject();
54     EXPORT std::unique_ptr<T> GetLastObject();
55     EXPORT std::unique_ptr<T> GetObject();
56 
57 private:
58     EXPORT std::unique_ptr<T> GetObject(std::shared_ptr<NativeRdb::ResultSet> &resultSet);
59     EXPORT std::variant<int32_t, int64_t, std::string, double> GetRowValFromColumn(std::string columnName,
60         RingtoneResultSetDataType dataType, std::shared_ptr<NativeRdb::ResultSet> &resultSet);
61     std::variant<int32_t, int64_t, std::string, double> GetValByIndex(int32_t index, RingtoneResultSetDataType dataType,
62         std::shared_ptr<NativeRdb::ResultSet> &resultSet);
63 
64     void SetRingtoneAsset(std::unique_ptr<T>& asset, std::shared_ptr<NativeRdb::ResultSet> &resultSet);
65 
66     void GetObjectFromResultSet(std::unique_ptr<T>& asset, std::shared_ptr<NativeRdb::ResultSet> &resultSet);
67 
68     std::shared_ptr<DataShare::DataShareResultSet> resultset_ = nullptr;
69 };
70 } // namespace Media
71 } // namespace OHOS
72 
73 #endif  // INTERFACES_INNERKITS_NATIVE_INCLUDE_FETCH_RESULT_H
74