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 #ifndef NAPI_AUDIO_MANAGER_INTERRUPT_CALLBACK_H
16 #define NAPI_AUDIO_MANAGER_INTERRUPT_CALLBACK_H
17 
18 #include <uv.h>
19 #include "napi/native_api.h"
20 #include "napi/native_node_api.h"
21 #include "napi_async_work.h"
22 #include "audio_system_manager.h"
23 
24 namespace OHOS {
25 namespace AudioStandard {
26 const std::string INTERRUPT_CALLBACK_NAME = "interrupt";
27 
28 class NapiAudioManagerInterruptCallback : public AudioManagerCallback {
29 public:
30     explicit NapiAudioManagerInterruptCallback(napi_env env);
31     virtual ~NapiAudioManagerInterruptCallback();
32     void SaveCallbackReference(const std::string &callbackName, napi_value args);
33     void RemoveCallbackReference(const std::string &callbackName, napi_value args);
34     void RemoveAllCallbackReferences(const std::string &callbackName);
35     int32_t GetInterruptCallbackListSize();
36     void OnInterrupt(const InterruptAction &interruptAction) override;
37 
38 private:
39     struct AudioManagerInterruptJsCallback {
40         std::shared_ptr<AutoRef> callback = nullptr;
41         std::string callbackName = "unknown";
42         InterruptAction interruptAction;
43     };
44 
45     static void WorkCallbackInterruptDone(uv_work_t *work, int status);
46     void OnJsCallbackAudioManagerInterrupt(std::unique_ptr<AudioManagerInterruptJsCallback> &jsCb);
47 
48     std::mutex mutex_;
49     napi_env env_ = nullptr;
50     std::list<std::shared_ptr<AutoRef>> audioManagerInterruptCallbackList_;
51 };
52 } // namespace AudioStandard
53 } // namespace OHOS
54 #endif /* NAPI_AUDIO_MANAGER_INTERRUPT_CALLBACK_H */