1 /*
2 * Copyright (c) 2022-2023 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 #include "netshare_observer_wrapper.h"
17
18 #include "constant.h"
19 #include "module_template.h"
20 #include "net_manager_constants.h"
21 #include "netmanager_ext_log.h"
22 #include "networkshare_client.h"
23 #include "networkshare_constants.h"
24
25 namespace OHOS {
26 namespace NetManagerStandard {
NetShareObserverWrapper()27 NetShareObserverWrapper::NetShareObserverWrapper()
28 {
29 observer_ = new NetShareCallbackObserver();
30 manager_ = new EventManager();
31 }
32
~NetShareObserverWrapper()33 NetShareObserverWrapper::~NetShareObserverWrapper()
34 {
35 if (manager_ != nullptr) {
36 delete manager_;
37 manager_ = nullptr;
38 }
39 }
40
On(napi_env env,napi_callback_info info,const std::initializer_list<std::string_view> & events,bool asyncCallback)41 napi_value NetShareObserverWrapper::On(napi_env env, napi_callback_info info,
42 const std::initializer_list<std::string_view> &events, bool asyncCallback)
43 {
44 size_t paramsCount = MAX_PARAM_NUM;
45 napi_value params[MAX_PARAM_NUM] = {nullptr};
46 NAPI_CALL(env, napi_get_cb_info(env, info, ¶msCount, params, nullptr, nullptr));
47 if (paramsCount != PARAM_OPTIONS_AND_CALLBACK || NapiUtils::GetValueType(env, params[ARG_INDEX_0]) != napi_string ||
48 NapiUtils::GetValueType(env, params[ARG_INDEX_1]) != napi_function) {
49 NETMANAGER_EXT_LOGE("on off once interface para: [string, function]");
50 napi_throw_error(env, std::to_string(NETMANAGER_EXT_ERR_PARAMETER_ERROR).c_str(), "Parameter error");
51 return NapiUtils::GetUndefined(env);
52 }
53
54 const std::string event = NapiUtils::GetStringFromValueUtf8(env, params[ARG_INDEX_0]);
55 auto ret = Register();
56 if (ret == NETMANAGER_EXT_SUCCESS) {
57 manager_->AddListener(env, event, params[ARG_INDEX_1], false, asyncCallback);
58 } else {
59 NETMANAGER_EXT_LOGE("RegisterSharingEvent error = %{public}d", ret);
60 NetBaseErrorCodeConvertor convertor;
61 std::string errorMsg = convertor.ConvertErrorCode(ret);
62 napi_throw_error(env, std::to_string(ret).c_str(), errorMsg.c_str());
63 }
64
65 return NapiUtils::GetUndefined(env);
66 }
67
Off(napi_env env,napi_callback_info info,const std::initializer_list<std::string_view> & events,bool asyncCallback)68 napi_value NetShareObserverWrapper::Off(napi_env env, napi_callback_info info,
69 const std::initializer_list<std::string_view> &events, bool asyncCallback)
70 {
71 napi_value thisVal = nullptr;
72 size_t paramsCount = MAX_PARAM_NUM;
73 napi_value params[MAX_PARAM_NUM] = {nullptr};
74 NAPI_CALL(env, napi_get_cb_info(env, info, ¶msCount, params, &thisVal, nullptr));
75
76 if ((paramsCount != PARAM_JUST_OPTIONS && paramsCount != PARAM_OPTIONS_AND_CALLBACK) ||
77 NapiUtils::GetValueType(env, params[ARG_INDEX_0]) != napi_string) {
78 NETMANAGER_EXT_LOGE("on off once interface para: [string, function?]");
79 napi_throw_error(env, std::to_string(NETMANAGER_EXT_ERR_PARAMETER_ERROR).c_str(), "Parameter error");
80 return NapiUtils::GetUndefined(env);
81 }
82
83 if (paramsCount == PARAM_OPTIONS_AND_CALLBACK &&
84 NapiUtils::GetValueType(env, params[ARG_INDEX_1]) != napi_function) {
85 NETMANAGER_EXT_LOGE("on off once interface para: [string, function]");
86 return NapiUtils::GetUndefined(env);
87 }
88
89 const std::string event = NapiUtils::GetStringFromValueUtf8(env, params[ARG_INDEX_0]);
90 auto event_iterator = std::find(events.begin(), events.end(), event);
91 if (event_iterator == events.end()) {
92 return NapiUtils::GetUndefined(env);
93 }
94
95 if (paramsCount == PARAM_OPTIONS_AND_CALLBACK) {
96 manager_->DeleteListener(event, params[ARG_INDEX_1]);
97 } else {
98 manager_->DeleteListener(event);
99 }
100
101 if (manager_->IsListenerListEmpty()) {
102 int32_t result = DelayedSingleton<NetworkShareClient>::GetInstance()->UnregisterSharingEvent(observer_);
103 if (result != NETMANAGER_EXT_SUCCESS) {
104 NETMANAGER_EXT_LOGE("unregister result = %{public}d", result);
105 NetBaseErrorCodeConvertor convertor;
106 std::string errorMsg = convertor.ConvertErrorCode(result);
107 napi_throw_error(env, std::to_string(result).c_str(), errorMsg.c_str());
108 return NapiUtils::GetUndefined(env);
109 }
110 registed_ = false;
111 }
112
113 return NapiUtils::GetUndefined(env);
114 }
115
GetEventManager() const116 EventManager *NetShareObserverWrapper::GetEventManager() const
117 {
118 return manager_;
119 }
120
Register()121 int32_t NetShareObserverWrapper::Register()
122 {
123 if (registed_) {
124 return NETMANAGER_EXT_SUCCESS;
125 }
126
127 int32_t result = DelayedSingleton<NetworkShareClient>::GetInstance()->RegisterSharingEvent(observer_);
128 return result;
129 }
130 } // namespace NetManagerStandard
131 } // namespace OHOS
132