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 JS_EVENT_COOPERATE_TARGET_H
17 #define JS_EVENT_COOPERATE_TARGET_H
18 
19 #include <cstdint>
20 #include <map>
21 #include <memory>
22 #include <string>
23 #include <string_view>
24 #include <vector>
25 
26 #include "nocopyable.h"
27 #include "uv.h"
28 
29 #include "i_coordination_listener.h"
30 #include "js_util_cooperate.h"
31 
32 namespace OHOS {
33 namespace Msdp {
34 namespace DeviceStatus {
35 class JsEventCooperateTarget : public ICoordinationListener,
36                                public std::enable_shared_from_this<JsEventCooperateTarget> {
37 public:
38     enum class CooperateMessage {
39         INFO_START = 0,
40         INFO_SUCCESS = 1,
41         INFO_FAIL = 2,
42         STATE_ON = 3,
43         STATE_OFF = 4
44     };
45 
46     JsEventCooperateTarget();
47     DISALLOW_COPY_AND_MOVE(JsEventCooperateTarget);
48     virtual ~JsEventCooperateTarget() = default;
49 
50     static void EmitJsEnable(sptr<JsUtilCooperate::CallbackInfo> cb,
51         const std::string &networkId, const CoordinationMsgInfo &msgInfo);
52     static void EmitJsStart(sptr<JsUtilCooperate::CallbackInfo> cb,
53         const std::string &remoteNetworkId, const CoordinationMsgInfo &msgInfo);
54     static void EmitJsStop(sptr<JsUtilCooperate::CallbackInfo> cb,
55         const std::string &networkId, const CoordinationMsgInfo &msgInfo);
56     static void EmitJsGetState(sptr<JsUtilCooperate::CallbackInfo> cb, bool state);
57     void AddListener(napi_env env, const std::string &type, napi_value handle);
58     void RemoveListener(napi_env env, const std::string &type, napi_value handle);
59     napi_value CreateCallbackInfo(napi_env, napi_value handle, sptr<JsUtilCooperate::CallbackInfo> callback);
60     void ResetEnv();
61     void OnCoordinationMessage(const std::string &networkId, CoordinationMessage msg) override;
62 
63 private:
64     static void CallEnablePromiseWork(uv_work_t *work, int32_t status);
65     static void CallEnableAsyncWork(uv_work_t *work, int32_t status);
66     static void CallStartPromiseWork(uv_work_t *work, int32_t status);
67     static void CallStartAsyncWork(uv_work_t *work, int32_t status);
68     static void CallStopPromiseWork(uv_work_t *work, int32_t status);
69     static void CallStopAsyncWork(uv_work_t *work, int32_t status);
70     static void CallGetStatePromiseWork(uv_work_t *work, int32_t status);
71     static void CallGetStateAsyncWork(uv_work_t *work, int32_t status);
72     static void EmitCoordinationMessageEvent(uv_work_t *work, int32_t status);
73 
74     inline static std::map<CoordinationMessage, CooperateMessage> messageTransform = {
75         { CoordinationMessage::PREPARE, CooperateMessage::STATE_ON },
76         { CoordinationMessage::UNPREPARE, CooperateMessage::STATE_OFF },
77         { CoordinationMessage::ACTIVATE, CooperateMessage::INFO_START },
78         { CoordinationMessage::ACTIVATE_SUCCESS, CooperateMessage::INFO_SUCCESS },
79         { CoordinationMessage::ACTIVATE_FAIL, CooperateMessage::INFO_FAIL }
80     };
81     inline static std::map<std::string_view, std::vector<sptr<JsUtilCooperate::CallbackInfo>>>
82         coordinationListeners_ {};
83     std::atomic_bool isListeningProcess_ { false };
84 };
85 } // namespace DeviceStatus
86 } // namespace Msdp
87 } // namespace OHOS
88 #endif // JS_EVENT_COOPERATE_TARGET_H
89