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 SETTING_DATASHARE_H
17#define SETTING_DATASHARE_H
18
19#include "datashare_helper.h"
20#include "errors.h"
21#include "mutex"
22#include "setting_observer.h"
23
24namespace OHOS {
25namespace MMI {
26class SettingDataShare : public NoCopyable {
27public:
28    ~SettingDataShare() override;
29    static SettingDataShare& GetInstance(int32_t systemAbilityId);
30    ErrCode GetStringValue(const std::string& key, std::string& value, const std::string &strUri = std::string());
31    ErrCode GetIntValue(const std::string& key, int32_t& value, const std::string &strUri = std::string());
32    ErrCode GetLongValue(const std::string& key, int64_t& value, const std::string &strUri = std::string());
33    ErrCode GetBoolValue(const std::string& key, bool& value, const std::string &strUri = std::string());
34    ErrCode PutStringValue(const std::string& key, const std::string& value,
35        bool needNotify = true, const std::string &strUri = std::string());
36    ErrCode PutIntValue(const std::string& key, int32_t value,
37        bool needNotify = true, const std::string &strUri = std::string());
38    ErrCode PutLongValue(const std::string& key, int64_t value,
39        bool needNotify = true, const std::string &strUri = std::string());
40    ErrCode PutBoolValue(const std::string& key, bool value,
41        bool needNotify = true, const std::string &strUri = std::string());
42    bool IsValidKey(const std::string& key, const std::string &strUri = std::string());
43    sptr<SettingObserver> CreateObserver(const std::string& key, SettingObserver::UpdateFunc& func);
44    static void ExecRegisterCb(const sptr<SettingObserver>& observer);
45    ErrCode RegisterObserver(const sptr<SettingObserver>& observer, const std::string &strUri = std::string());
46    ErrCode UnregisterObserver(const sptr<SettingObserver>& observer, const std::string &strUri = std::string());
47    bool CheckIfSettingsDataReady();
48
49private:
50    static std::shared_ptr<SettingDataShare> instance_;
51    static std::mutex mutex_;
52    static sptr<IRemoteObject> remoteObj_;
53    bool isDataShareReady_ = false;
54
55    static std::shared_ptr<DataShare::DataShareHelper> CreateDataShareHelper(const std::string &strUri);
56    static bool ReleaseDataShareHelper(std::shared_ptr<DataShare::DataShareHelper>& helper);
57    static Uri AssembleUri(const std::string& key, const std::string &strUri);
58};
59}
60} // namespace OHOS
61#endif // SETTING_DATASHARE_H