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 FOUNDATION_ACE_FRAMEWORKS_CORE_RECORDER_EVENT_CONTROLLER_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_RECORDER_EVENT_CONTROLLER_H
18 
19 #include <shared_mutex>
20 #include <string>
21 #include <unordered_map>
22 #include <vector>
23 
24 #include "interfaces/inner_api/ace/ui_event_observer.h"
25 #include "base/utils/noncopyable.h"
26 #include "core/common/recorder/event_config.h"
27 
28 namespace OHOS::Ace::Recorder {
29 struct UIEventClient {
30     std::shared_ptr<UIEventObserver> observer;
31     EventConfig config;
32 };
33 
34 class EventController final {
35 public:
36     static EventController& Get();
37 
38     void Register(const std::string& config, const std::shared_ptr<UIEventObserver>& observer);
39     void Unregister(const std::shared_ptr<UIEventObserver>& observer);
40 
41     void NotifyEvent(EventCategory category, int32_t eventType,
42         const std::shared_ptr<std::unordered_map<std::string, std::string>>& eventParams);
43 
44     void NotifyEventSync(EventCategory category, int32_t eventType,
45         const std::shared_ptr<std::unordered_map<std::string, std::string>>& eventParams);
46 
47 private:
48     EventController() = default;
49     ~EventController() = default;
50     void NotifyConfigChange();
51     void ApplyNewestConfig() const;
52     void ApplyExposureCfgInner(const std::shared_ptr<Config>& config) const;
53 
54     std::shared_mutex mutable cacheLock_;
55     std::vector<UIEventClient> clientList_;
56 
57     ACE_DISALLOW_COPY_AND_MOVE(EventController);
58 };
59 } // namespace OHOS::Ace::Recorder
60 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_RECORDER_EVENT_CONTROLLER_H
61