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1 /*
2  * Copyright (C) 2022 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 #include "screenlock_system_ability_callback.h"
16 
17 #include <memory>
18 #include <new>
19 
20 #include "js_native_api.h"
21 #include "js_native_api_types.h"
22 #include "napi_screenlock_ability.h"
23 #include "node_api.h"
24 #include "sclock_log.h"
25 #include "screenlock_common.h"
26 #include "uv_queue.h"
27 
28 namespace OHOS {
29 namespace ScreenLock {
ScreenlockSystemAbilityCallback(const EventListener & eventListener)30 ScreenlockSystemAbilityCallback::ScreenlockSystemAbilityCallback(const EventListener &eventListener)
31     : eventListener_(eventListener)
32 {
33 }
34 
~ScreenlockSystemAbilityCallback()35 ScreenlockSystemAbilityCallback::~ScreenlockSystemAbilityCallback()
36 {
37 }
38 
__anon5dda03550102(uv_work_t *work, int status) 39 auto g_onUvWorkCallback  = [](uv_work_t *work, int status) {
40     SCLOCK_HILOGD("g_onUvWorkCallback  status = %{public}d", status);
41     if (work == nullptr) {
42         return;
43     }
44     ScreenlockOnCallBack *screenlockOnCallBackPtr = static_cast<ScreenlockOnCallBack *>(work->data);
45     if (screenlockOnCallBackPtr == nullptr) {
46         delete work;
47         work = nullptr;
48         return;
49     }
50     napi_handle_scope scope = nullptr;
51     napi_open_handle_scope(screenlockOnCallBackPtr->env, &scope);
52     napi_value undefined = nullptr;
53     napi_get_undefined(screenlockOnCallBackPtr->env, &undefined);
54     napi_value callbackFunc = nullptr;
55     napi_get_reference_value(screenlockOnCallBackPtr->env, screenlockOnCallBackPtr->callbackref, &callbackFunc);
56     napi_value callbackResult = nullptr;
57     napi_value callbackValues[ARGS_SIZE_TWO] = { 0 };
58     napi_get_undefined(screenlockOnCallBackPtr->env, &callbackValues[0]);
59 
60     napi_value result = nullptr;
61     napi_create_object(screenlockOnCallBackPtr->env, &result);
62     napi_value eventType = nullptr;
63     napi_value params = nullptr;
64     napi_create_string_utf8(screenlockOnCallBackPtr->env, screenlockOnCallBackPtr->systemEvent.eventType_.c_str(),
65         NAPI_AUTO_LENGTH, &eventType);
66     napi_create_string_utf8(
67         screenlockOnCallBackPtr->env, screenlockOnCallBackPtr->systemEvent.params_.c_str(), NAPI_AUTO_LENGTH, &params);
68     napi_set_named_property(screenlockOnCallBackPtr->env, result, "eventType", eventType);
69     napi_set_named_property(screenlockOnCallBackPtr->env, result, "params", params);
70     callbackValues[1] = result;
71     napi_call_function(
72         screenlockOnCallBackPtr->env, nullptr, callbackFunc, ARGS_SIZE_TWO, callbackValues, &callbackResult);
73     napi_close_handle_scope(screenlockOnCallBackPtr->env, scope);
74     if (screenlockOnCallBackPtr != nullptr) {
75         delete screenlockOnCallBackPtr;
76         screenlockOnCallBackPtr = nullptr;
77     }
78     if (work != nullptr) {
79         delete work;
80         work = nullptr;
81     }
82 };
83 
OnCallBack(const SystemEvent & systemEvent)84 void ScreenlockSystemAbilityCallback::OnCallBack(const SystemEvent &systemEvent)
85 {
86     SCLOCK_HILOGD("ScreenlockSystemAbilityCallback  ONCALLBACK");
87     ScreenlockOnCallBack *screenlockOnCallBack = new (std::nothrow) ScreenlockOnCallBack;
88     if (screenlockOnCallBack == nullptr) {
89         return;
90     }
91     screenlockOnCallBack->env = eventListener_.env;
92     screenlockOnCallBack->callbackref = eventListener_.callbackRef;
93     screenlockOnCallBack->thisVar = eventListener_.thisVar;
94     screenlockOnCallBack->systemEvent = systemEvent;
95     bool bRet = UvQueue::Call(eventListener_.env, static_cast<void *>(screenlockOnCallBack), g_onUvWorkCallback);
96     if (!bRet) {
97         SCLOCK_HILOGE("ScreenlockCallback::OnCallBack failed, event=%{public}s,result=%{public}s",
98             systemEvent.eventType_.c_str(), systemEvent.params_.c_str());
99     }
100 }
101 } // namespace ScreenLock
102 } // namespace OHOS
103