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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 LOG_TAG
16 #define LOG_TAG "NapiAudioRingerModeCallback"
17 #endif
18 
19 #include "js_native_api.h"
20 #include "napi_audio_ringermode_callback.h"
21 #include "audio_errors.h"
22 #include "audio_manager_log.h"
23 #include "napi_param_utils.h"
24 #include "napi_audio_error.h"
25 #include "napi_audio_enum.h"
26 #include "napi/native_api.h"
27 
28 namespace OHOS {
29 namespace AudioStandard {
NapiAudioRingerModeCallback(napi_env env)30 NapiAudioRingerModeCallback::NapiAudioRingerModeCallback(napi_env env)
31     : env_(env)
32 {
33     AUDIO_DEBUG_LOG("instance create");
34 }
35 
~NapiAudioRingerModeCallback()36 NapiAudioRingerModeCallback::~NapiAudioRingerModeCallback()
37 {
38     if (regAmRmChgTsfn_) {
39         napi_release_threadsafe_function(amRmChgTsfn_, napi_tsfn_abort);
40     }
41     AUDIO_DEBUG_LOG("instance destroy");
42 }
43 
SaveCallbackReference(const std::string & callbackName,napi_value args)44 void NapiAudioRingerModeCallback::SaveCallbackReference(const std::string &callbackName, napi_value args)
45 {
46     std::lock_guard<std::mutex> lock(mutex_);
47     napi_ref callback = nullptr;
48     const int32_t refCount = ARGS_ONE;
49     napi_status status = napi_create_reference(env_, args, refCount, &callback);
50     CHECK_AND_RETURN_LOG(status == napi_ok && callback != nullptr,
51         "NapiAudioRingerModeCallback: creating reference for callback fail");
52     std::shared_ptr<AutoRef> cb = std::make_shared<AutoRef>(env_, callback);
53     if (callbackName == RINGERMODE_CALLBACK_NAME) {
54         ringerModeCallback_ = cb;
55     } else {
56         AUDIO_ERR_LOG("NapiAudioRingerModeCallback: Unknown callback type: %{public}s", callbackName.c_str());
57     }
58 }
59 
CreateRingModeTsfn(napi_env env)60 void NapiAudioRingerModeCallback::CreateRingModeTsfn(napi_env env)
61 {
62     regAmRmChgTsfn_ = true;
63     std::string callbackName = "RingerMode";
64     napi_value cbName;
65     napi_create_string_utf8(env, callbackName.c_str(), callbackName.length(), &cbName);
66     napi_create_threadsafe_function(env, nullptr, nullptr, cbName, 0, 1, nullptr, RingModeTsfnFinalize,
67         nullptr, SafeJsCallbackRingModeWork, &amRmChgTsfn_);
68 }
69 
GetRingModeTsfnFlag()70 bool NapiAudioRingerModeCallback::GetRingModeTsfnFlag()
71 {
72     return regAmRmChgTsfn_;
73 }
74 
RemoveCallbackReference(const napi_value args)75 void NapiAudioRingerModeCallback::RemoveCallbackReference(const napi_value args)
76 {
77     if (!IsSameCallback(args)) {
78         return;
79     }
80     std::lock_guard<std::mutex> lock(mutex_);
81     ringerModeCallback_->cb_ = nullptr;
82     ringerModeCallback_ = nullptr;
83     AUDIO_INFO_LOG("Remove callback reference successful.");
84 }
85 
IsSameCallback(const napi_value args)86 bool NapiAudioRingerModeCallback::IsSameCallback(const napi_value args)
87 {
88     std::lock_guard<std::mutex> lock(mutex_);
89     if (ringerModeCallback_ == nullptr) {
90         return false;
91     }
92     if (args == nullptr) {
93         return true;
94     }
95     napi_value ringerModeCallback = nullptr;
96     napi_get_reference_value(env_, ringerModeCallback_->cb_, &ringerModeCallback);
97     bool isEquals = false;
98     CHECK_AND_RETURN_RET_LOG(napi_strict_equals(env_, args, ringerModeCallback, &isEquals) == napi_ok, false,
99         "get napi_strict_equals failed");
100     return isEquals;
101 }
102 
OnRingerModeUpdated(const AudioRingerMode & ringerMode)103 void NapiAudioRingerModeCallback::OnRingerModeUpdated(const AudioRingerMode &ringerMode)
104 {
105     std::lock_guard<std::mutex> lock(mutex_);
106     AUDIO_INFO_LOG("NapiAudioRingerModeCallback: ringer mode: %{public}d", ringerMode);
107     CHECK_AND_RETURN_LOG(ringerModeCallback_ != nullptr, "Cannot find the reference of ringer mode callback");
108 
109     std::unique_ptr<AudioRingerModeJsCallback> cb = std::make_unique<AudioRingerModeJsCallback>();
110     CHECK_AND_RETURN_LOG(cb != nullptr, "No memory");
111     cb->callback = ringerModeCallback_;
112     cb->callbackName = RINGERMODE_CALLBACK_NAME;
113     cb->ringerMode = ringerMode;
114     return OnJsCallbackRingerMode(cb);
115 }
116 
GetJsAudioRingMode(int32_t ringerMode)117 static NapiAudioEnum::AudioRingMode GetJsAudioRingMode(int32_t ringerMode)
118 {
119     NapiAudioEnum::AudioRingMode result;
120 
121     switch (ringerMode) {
122         case RINGER_MODE_SILENT:
123             result = NapiAudioEnum::RINGER_MODE_SILENT;
124             break;
125         case RINGER_MODE_VIBRATE:
126             result = NapiAudioEnum::RINGER_MODE_VIBRATE;
127             break;
128         case RINGER_MODE_NORMAL:
129             result = NapiAudioEnum::RINGER_MODE_NORMAL;
130             break;
131         default:
132             result = NapiAudioEnum::RINGER_MODE_NORMAL;
133             break;
134     }
135 
136     return result;
137 }
138 
SafeJsCallbackRingModeWork(napi_env env,napi_value js_cb,void * context,void * data)139 void NapiAudioRingerModeCallback::SafeJsCallbackRingModeWork(napi_env env, napi_value js_cb, void *context, void *data)
140 {
141     AudioRingerModeJsCallback *event = reinterpret_cast<AudioRingerModeJsCallback *>(data);
142     CHECK_AND_RETURN_LOG((event != nullptr) && (event->callback != nullptr),
143         "OnJsCallbackRingerMode: no memory");
144     std::shared_ptr<AudioRingerModeJsCallback> safeContext(
145         static_cast<AudioRingerModeJsCallback*>(data),
146         [](AudioRingerModeJsCallback *ptr) {
147             delete ptr;
148     });
149     std::string request = event->callbackName;
150     napi_ref callback = event->callback->cb_;
151     napi_handle_scope scope = nullptr;
152     napi_open_handle_scope(env, &scope);
153     CHECK_AND_RETURN_LOG(scope != nullptr, "scope is nullptr.");
154     AUDIO_INFO_LOG("SafeJsCallbackRingModeWork: safe js callback working.");
155 
156     do {
157         napi_value jsCallback = nullptr;
158         napi_status nstatus = napi_get_reference_value(env, callback, &jsCallback);
159         CHECK_AND_BREAK_LOG(nstatus == napi_ok && jsCallback != nullptr, "%{public}s get reference value fail",
160             request.c_str());
161         napi_value args[ARGS_ONE] = { nullptr };
162         NapiParamUtils::SetValueInt32(env, GetJsAudioRingMode(event->ringerMode), args[PARAM0]);
163         CHECK_AND_BREAK_LOG(nstatus == napi_ok && args[PARAM0] != nullptr,
164             "%{public}s fail to create ringer mode callback", request.c_str());
165 
166         const size_t argCount = ARGS_ONE;
167         napi_value result = nullptr;
168         nstatus = napi_call_function(env, nullptr, jsCallback, argCount, args, &result);
169         CHECK_AND_BREAK_LOG(nstatus == napi_ok, "%{public}s fail to call ringer mode callback",
170             request.c_str());
171     } while (0);
172     napi_close_handle_scope(env, scope);
173 }
174 
RingModeTsfnFinalize(napi_env env,void * data,void * hint)175 void NapiAudioRingerModeCallback::RingModeTsfnFinalize(napi_env env, void *data, void *hint)
176 {
177     AUDIO_INFO_LOG("RingModeTsfnFinalize: safe thread resource release.");
178 }
179 
OnJsCallbackRingerMode(std::unique_ptr<AudioRingerModeJsCallback> & jsCb)180 void NapiAudioRingerModeCallback::OnJsCallbackRingerMode(std::unique_ptr<AudioRingerModeJsCallback> &jsCb)
181 {
182     if (jsCb.get() == nullptr) {
183         AUDIO_ERR_LOG("NapiAudioRingerModeCallback: OnJsCallbackRingerMode: jsCb.get() is null");
184         return;
185     }
186 
187     AudioRingerModeJsCallback *event = jsCb.release();
188     CHECK_AND_RETURN_LOG((event != nullptr) && (event->callback != nullptr), "event is nullptr.");
189 
190     napi_acquire_threadsafe_function(amRmChgTsfn_);
191     napi_call_threadsafe_function(amRmChgTsfn_, event, napi_tsfn_blocking);
192 }
193 } // namespace AudioStandard
194 } // namespace OHOS