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 NAPI_EVENT_SUBSCRIBE_MODULE_H
17 #define NAPI_EVENT_SUBSCRIBE_MODULE_H
18 
19 #include <memory>
20 #include <string>
21 #include <vector>
22 
23 #include "napi_async_callback.h"
24 #include "napi_native_object.h"
25 #include "safe_map.h"
26 
27 #ifndef BT_MODULE_NAME
28 #define BT_MODULE_NAME "default"
29 #endif
30 
31 namespace OHOS {
32 namespace Bluetooth {
33 class NapiEventSubscribeModule {
34 public:
35     NapiEventSubscribeModule(const char *validEventName, const char *moduleName);
36     NapiEventSubscribeModule(std::vector<std::string> validEventNameVec, const char *moduleName);
37     ~NapiEventSubscribeModule() = default;
38 
39     napi_status Register(napi_env env, napi_callback_info info);
40     napi_status Deregister(napi_env env, napi_callback_info info);
41     void PublishEvent(std::string eventName, const std::shared_ptr<NapiNativeObject> &nativeObject);
42 
43 private:
44     bool IsValidEventName(const std::string &eventName) const;
45     bool IsNapiCallbackExist(
46         const std::vector<std::shared_ptr<NapiCallback>> &napiCallbackVec, napi_value &callback) const;
47     void CallFunction(
48         std::shared_ptr<NapiNativeObject> nativeObject, std::vector<std::shared_ptr<NapiCallback>> napiCallbackVec);
49 
50     std::vector<std::string> validEventNameVec_ {};
51     std::string moduleName_ = "";
52     SafeMap<std::string, std::vector<std::shared_ptr<NapiCallback>>> eventSubscribeMap_ {};
53 };
54 
55 }  // namespace Bluetooth
56 }  // namespace OHOS
57 #endif  // NAPI_EVENT_SUBSCRIBE_MODULE_H
58