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 "NapiAudioVolumeKeyEvent"
17 #endif
18
19 #include "napi_audio_volume_key_event.h"
20 #include "napi_audio_enum.h"
21 #include "napi_audio_error.h"
22 #include "napi_param_utils.h"
23 #include "audio_manager_log.h"
24
25 using namespace std;
26 namespace OHOS {
27 namespace AudioStandard {
NapiAudioVolumeKeyEvent(napi_env env)28 NapiAudioVolumeKeyEvent::NapiAudioVolumeKeyEvent(napi_env env)
29 :env_(env)
30 {
31 AUDIO_DEBUG_LOG("NapiAudioVolumeKeyEvent::Constructor");
32 }
33
~NapiAudioVolumeKeyEvent()34 NapiAudioVolumeKeyEvent::~NapiAudioVolumeKeyEvent()
35 {
36 AUDIO_DEBUG_LOG("NapiAudioVolumeKeyEvent::Destructor");
37 }
38
OnVolumeKeyEvent(VolumeEvent volumeEvent)39 void NapiAudioVolumeKeyEvent::OnVolumeKeyEvent(VolumeEvent volumeEvent)
40 {
41 std::lock_guard<std::mutex> lock(mutex_);
42 AUDIO_PRERELEASE_LOGI("OnVolumeKeyEvent is called volumeType=%{public}d, volumeLevel=%{public}d,"
43 "isUpdateUi=%{public}d", volumeEvent.volumeType, volumeEvent.volume, volumeEvent.updateUi);
44 CHECK_AND_RETURN_LOG(audioVolumeKeyEventJsCallback_ != nullptr,
45 "NapiAudioVolumeKeyEvent:No JS callback registered return");
46 std::unique_ptr<AudioVolumeKeyEventJsCallback> cb = std::make_unique<AudioVolumeKeyEventJsCallback>();
47 CHECK_AND_RETURN_LOG(cb != nullptr, "No memory");
48 cb->callback = audioVolumeKeyEventJsCallback_;
49 cb->callbackName = VOLUME_KEY_EVENT_CALLBACK_NAME;
50 cb->volumeEvent.volumeType = volumeEvent.volumeType;
51 cb->volumeEvent.volume = volumeEvent.volume;
52 cb->volumeEvent.updateUi = volumeEvent.updateUi;
53 cb->volumeEvent.volumeGroupId = volumeEvent.volumeGroupId;
54 cb->volumeEvent.networkId = volumeEvent.networkId;
55
56 return OnJsCallbackVolumeEvent(cb);
57 }
58
SaveCallbackReference(const std::string & callbackName,napi_value args)59 void NapiAudioVolumeKeyEvent::SaveCallbackReference(const std::string &callbackName, napi_value args)
60 {
61 std::lock_guard<std::mutex> lock(mutex_);
62 napi_ref callback = nullptr;
63 const int32_t refCount = 1;
64 napi_status status = napi_create_reference(env_, args, refCount, &callback);
65 CHECK_AND_RETURN_LOG(status == napi_ok && callback != nullptr,
66 "NapiAudioVolumeKeyEvent: creating reference for callback fail");
67 callback_ = callback;
68 std::shared_ptr<AutoRef> cb = std::make_shared<AutoRef>(env_, callback);
69 if (callbackName == VOLUME_KEY_EVENT_CALLBACK_NAME) {
70 audioVolumeKeyEventJsCallback_ = cb;
71 } else {
72 AUDIO_ERR_LOG("NapiAudioVolumeKeyEvent: Unknown callback type: %{public}s", callbackName.c_str());
73 }
74 }
75
OnJsCallbackVolumeEvent(std::unique_ptr<AudioVolumeKeyEventJsCallback> & jsCb)76 void NapiAudioVolumeKeyEvent::OnJsCallbackVolumeEvent(std::unique_ptr<AudioVolumeKeyEventJsCallback> &jsCb)
77 {
78 if (jsCb.get() == nullptr) {
79 AUDIO_ERR_LOG("OnJsCallbackVolumeEvent: jsCb.get() is null");
80 return;
81 }
82
83 AudioVolumeKeyEventJsCallback *event = jsCb.get();
84 auto task = [event]() {
85 std::shared_ptr<AudioVolumeKeyEventJsCallback> context(
86 static_cast<AudioVolumeKeyEventJsCallback*>(event),
87 [](AudioVolumeKeyEventJsCallback* ptr) {
88 delete ptr;
89 });
90 CHECK_AND_RETURN_LOG(event != nullptr, "event is nullptr");
91 std::string request = event->callbackName;
92 CHECK_AND_RETURN_LOG(event->callback != nullptr, "event is nullptr");
93 napi_env env = event->callback->env_;
94 napi_ref callback = event->callback->cb_;
95 napi_handle_scope scope = nullptr;
96 napi_open_handle_scope(env, &scope);
97 CHECK_AND_RETURN_LOG(scope != nullptr, "scope is nullptr");
98 AUDIO_INFO_LOG("JsCallBack %{public}s, doWork", request.c_str());
99 do {
100 napi_value jsCallback = nullptr;
101 napi_status nstatus = napi_get_reference_value(env, callback, &jsCallback);
102 CHECK_AND_BREAK_LOG(nstatus == napi_ok && jsCallback != nullptr, "%{public}s get reference value fail",
103 request.c_str());
104 napi_value args[ARGS_ONE] = { nullptr };
105 NapiParamUtils::SetValueVolumeEvent(env, event->volumeEvent, args[PARAM0]);
106 CHECK_AND_BREAK_LOG(nstatus == napi_ok && args[PARAM0] != nullptr,
107 "%{public}s fail to create volumeChange callback", request.c_str());
108
109 const size_t argCount = ARGS_ONE;
110 napi_value result = nullptr;
111 nstatus = napi_call_function(env, nullptr, jsCallback, argCount, args, &result);
112 CHECK_AND_BREAK_LOG(nstatus == napi_ok, "%{public}s fail to call volumeChange callback",
113 request.c_str());
114 } while (0);
115 napi_close_handle_scope(env, scope);
116 };
117 if (napi_status::napi_ok != napi_send_event(env_, task, napi_eprio_immediate)) {
118 AUDIO_ERR_LOG("OnJsCallbackVolumeEvent: Failed to SendEvent");
119 } else {
120 jsCb.release();
121 }
122 }
123
ContainSameJsCallback(napi_value args)124 bool NapiAudioVolumeKeyEvent::ContainSameJsCallback(napi_value args)
125 {
126 bool isEquals = false;
127 napi_value copyValue = nullptr;
128
129 napi_get_reference_value(env_, callback_, ©Value);
130 CHECK_AND_RETURN_RET_LOG(args != nullptr, false, "args is nullptr");
131 CHECK_AND_RETURN_RET_LOG(napi_strict_equals(env_, copyValue, args, &isEquals) == napi_ok, false,
132 "Get napi_strict_equals failed");
133
134 return isEquals;
135 }
136 } // namespace AudioStandard
137 } // namespace OHOS