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 #include "ringtone_player_callback_napi.h"
17
18 #include <uv.h>
19
20 #include "media_errors.h"
21 #include "system_sound_log.h"
22
23 namespace {
24 const std::string AUDIO_INTERRUPT_CALLBACK_NAME = "audioInterrupt";
25
26 constexpr OHOS::HiviewDFX::HiLogLabel LABEL = {LOG_CORE, LOG_DOMAIN_AUDIO_NAPI, "RingtonePlayerCallbackNapi"};
27 }
28
29 namespace OHOS {
30 namespace Media {
RingtonePlayerCallbackNapi(napi_env env)31 RingtonePlayerCallbackNapi::RingtonePlayerCallbackNapi(napi_env env)
32 : env_(env)
33 {
34 MEDIA_LOGI("RingtonePlayerCallbackNapi: instance create");
35 }
36
~RingtonePlayerCallbackNapi()37 RingtonePlayerCallbackNapi::~RingtonePlayerCallbackNapi()
38 {
39 MEDIA_LOGI("RingtonePlayerCallbackNapi: instance destroy");
40 }
41
SaveCallbackReference(const std::string & callbackName,napi_value args)42 void RingtonePlayerCallbackNapi::SaveCallbackReference(const std::string &callbackName, napi_value args)
43 {
44 std::lock_guard<std::mutex> lock(mutex_);
45 napi_ref callback = nullptr;
46 const int32_t refCount = 1;
47 napi_status status = napi_create_reference(env_, args, refCount, &callback);
48 CHECK_AND_RETURN_LOG(status == napi_ok && callback != nullptr,
49 "RingtonePlayerCallbackNapi: creating reference for callback fail");
50
51 std::shared_ptr<AutoRef> cb = std::make_shared<AutoRef>(env_, callback);
52 if (callbackName == AUDIO_INTERRUPT_CALLBACK_NAME) {
53 interruptCallback_ = cb;
54 } else {
55 MEDIA_LOGE("RingtonePlayerCallbackNapi: Unknown callback type: %{public}s", callbackName.c_str());
56 }
57 }
58
RemoveCallbackReference(const std::string & callbackName)59 void RingtonePlayerCallbackNapi::RemoveCallbackReference(const std::string &callbackName)
60 {
61 std::lock_guard<std::mutex> lock(mutex_);
62
63 if (callbackName == AUDIO_INTERRUPT_CALLBACK_NAME) {
64 interruptCallback_ = nullptr;
65 } else {
66 MEDIA_LOGE("Unknown callback type: %{public}s", callbackName.c_str());
67 }
68 }
69
SetValueInt32(const napi_env & env,const std::string & fieldStr,const int intValue,napi_value & result)70 static void SetValueInt32(const napi_env& env, const std::string& fieldStr, const int intValue, napi_value& result)
71 {
72 napi_handle_scope scope = nullptr;
73 napi_open_handle_scope(env, &scope);
74
75 napi_value value = nullptr;
76 napi_create_int32(env, intValue, &value);
77 napi_set_named_property(env, result, fieldStr.c_str(), value);
78
79 napi_close_handle_scope(env, scope);
80 }
81
NativeInterruptEventToJsObj(const napi_env & env,napi_value & jsObj,const AudioStandard::InterruptEvent & interruptEvent)82 static void NativeInterruptEventToJsObj(const napi_env& env, napi_value& jsObj,
83 const AudioStandard::InterruptEvent& interruptEvent)
84 {
85 napi_create_object(env, &jsObj);
86 SetValueInt32(env, "eventType", static_cast<int32_t>(interruptEvent.eventType), jsObj);
87 SetValueInt32(env, "forceType", static_cast<int32_t>(interruptEvent.forceType), jsObj);
88 SetValueInt32(env, "hintType", static_cast<int32_t>(interruptEvent.hintType), jsObj);
89 }
90
OnInterrupt(const AudioStandard::InterruptEvent & interruptEvent)91 void RingtonePlayerCallbackNapi::OnInterrupt(const AudioStandard::InterruptEvent &interruptEvent)
92 {
93 std::lock_guard<std::mutex> lock(mutex_);
94 MEDIA_LOGI("RingtonePlayerCallbackNapi: OnInterrupt is called");
95 MEDIA_LOGI("RingtonePlayerCallbackNapi: hintType: %{public}d", interruptEvent.hintType);
96 CHECK_AND_RETURN_LOG(interruptCallback_ != nullptr, "Cannot find the reference of interrupt callback");
97
98 std::unique_ptr<RingtonePlayerJsCallback> cb = std::make_unique<RingtonePlayerJsCallback>();
99 CHECK_AND_RETURN_LOG(cb != nullptr, "No memory");
100 cb->callback = interruptCallback_;
101 cb->callbackName = AUDIO_INTERRUPT_CALLBACK_NAME;
102 cb->interruptEvent = interruptEvent;
103 return OnJsCallbackInterrupt(cb);
104 }
105
OnJsCallbackInterrupt(std::unique_ptr<RingtonePlayerJsCallback> & jsCb)106 void RingtonePlayerCallbackNapi::OnJsCallbackInterrupt(std::unique_ptr<RingtonePlayerJsCallback> &jsCb)
107 {
108 uv_loop_s *loop = nullptr;
109 napi_get_uv_event_loop(env_, &loop);
110 CHECK_AND_RETURN(loop != nullptr);
111
112 uv_work_t *work = new(std::nothrow) uv_work_t;
113 CHECK_AND_RETURN_LOG(work != nullptr, "RingtonePlayerCallbackNapi: OnJsCallBackInterrupt: No memory");
114 if (jsCb.get() == nullptr) {
115 MEDIA_LOGE("RingtonePlayerCallbackNapi: OnJsCallBackInterrupt: jsCb.get() is null");
116 delete work;
117 return;
118 }
119 work->data = reinterpret_cast<void *>(jsCb.get());
120
121 int ret = uv_queue_work(loop, work, [] (uv_work_t *work) {}, [] (uv_work_t *work, int status) {
122 // Js Thread
123 RingtonePlayerJsCallback *event = reinterpret_cast<RingtonePlayerJsCallback *>(work->data);
124 std::string request = event->callbackName;
125 napi_env env = event->callback->env_;
126 napi_ref callback = event->callback->cb_;
127 napi_handle_scope scope = nullptr;
128 napi_open_handle_scope(env, &scope);
129 MEDIA_LOGI("RingtonePlayerCallbackNapi: JsCallBack %{public}s, uv_queue_work start", request.c_str());
130 do {
131 CHECK_AND_BREAK_LOG(status != UV_ECANCELED, "%{public}s cancelled", request.c_str());
132
133 napi_value jsCallback = nullptr;
134 napi_status napiStatus = napi_get_reference_value(env, callback, &jsCallback);
135 CHECK_AND_BREAK_LOG(napiStatus == napi_ok && jsCallback != nullptr,
136 "%{public}s get reference value fail", request.c_str());
137
138 // Call back function
139 napi_value args[1] = { nullptr };
140 NativeInterruptEventToJsObj(env, args[0], event->interruptEvent);
141 CHECK_AND_BREAK_LOG(napiStatus == napi_ok && args[0] != nullptr,
142 "%{public}s fail to create Interrupt callback", request.c_str());
143
144 const size_t argCount = 1;
145 napi_value result = nullptr;
146 napiStatus = napi_call_function(env, nullptr, jsCallback, argCount, args, &result);
147 CHECK_AND_BREAK_LOG(napiStatus == napi_ok, "%{public}s fail to send interrupt callback", request.c_str());
148 } while (0);
149 napi_close_handle_scope(env, scope);
150 delete event;
151 delete work;
152 });
153 if (ret != 0) {
154 MEDIA_LOGE("Failed to execute libuv work queue");
155 delete work;
156 } else {
157 jsCb.release();
158 }
159 }
160 } // namespace Media
161 } // namespace OHOS
162