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
16 #include "get_remaining_delay_time.h"
17
18 #include "singleton.h"
19
20 #include "background_task_manager.h"
21 #include "hitrace_meter.h"
22 #include "transient_task_log.h"
23
24 namespace OHOS {
25 namespace BackgroundTaskMgr {
26 static const uint32_t GET_REMAINING_DELAY_TIME_MIN_PARAMS = 1;
27 static const uint32_t GET_REMAINING_DELAY_TIME_PARAMS = 2;
28
29 struct AsyncCallbackInfoGetRemainingDelayTime : public AsyncWorkData {
AsyncCallbackInfoGetRemainingDelayTimeOHOS::BackgroundTaskMgr::AsyncCallbackInfoGetRemainingDelayTime30 explicit AsyncCallbackInfoGetRemainingDelayTime(napi_env env) : AsyncWorkData(env) {}
31 int32_t requestId = 0;
32 int32_t delayTime = 0;
33 };
34
35 struct GetRemainingDelayTimeParamsInfo {
36 int32_t requestId = 0;
37 napi_ref callback = nullptr;
38 };
39
ParseParameters(const napi_env & env,const napi_callback_info & info,GetRemainingDelayTimeParamsInfo & params,bool isThrow)40 napi_value ParseParameters(const napi_env &env, const napi_callback_info &info,
41 GetRemainingDelayTimeParamsInfo ¶ms, bool isThrow)
42 {
43 size_t argc = GET_REMAINING_DELAY_TIME_PARAMS;
44 napi_value argv[GET_REMAINING_DELAY_TIME_PARAMS] = {nullptr};
45 NAPI_CALL(env, napi_get_cb_info(env, info, &argc, argv, NULL, NULL));
46 if (argc != GET_REMAINING_DELAY_TIME_MIN_PARAMS && argc != GET_REMAINING_DELAY_TIME_PARAMS) {
47 Common::HandleParamErr(env, ERR_PARAM_NUMBER_ERR, isThrow);
48 return nullptr;
49 }
50
51 // argv[0] : requestId
52 if (Common::GetInt32NumberValue(env, argv[0], params.requestId) == nullptr) {
53 BGTASK_LOGE("ParseParameters failed, requestId is nullptr.");
54 Common::HandleParamErr(env, ERR_REQUESTID_NULL_OR_ID_TYPE_ERR, isThrow);
55 return nullptr;
56 }
57
58 // argv[1]: callback
59 if (argc == GET_REMAINING_DELAY_TIME_PARAMS) {
60 napi_valuetype valuetype = napi_undefined;
61 NAPI_CALL(env, napi_typeof(env, argv[1], &valuetype));
62 if (valuetype != napi_function) {
63 Common::HandleParamErr(env, ERR_CALLBACK_NULL_OR_TYPE_ERR, isThrow);
64 return nullptr;
65 }
66 NAPI_CALL(env, napi_create_reference(env, argv[1], 1, ¶ms.callback));
67 }
68
69 if (params.requestId <= 0) {
70 BGTASK_LOGI("ParseParameters failed, requestId is illegal.");
71 Common::HandleParamErr(env, ERR_REQUESTID_ILLEGAL, isThrow);
72 return nullptr;
73 }
74 return Common::NapiGetNull(env);
75 }
76
GetRemainingDelayTime(napi_env env,napi_callback_info info,bool isThrow)77 napi_value GetRemainingDelayTime(napi_env env, napi_callback_info info, bool isThrow)
78 {
79 HitraceScoped traceScoped(HITRACE_TAG_OHOS, "BackgroundTaskManager::TransientTask::Napi::GetRemainingDelayTime");
80
81 GetRemainingDelayTimeParamsInfo params;
82 if (ParseParameters(env, info, params, isThrow) == nullptr) {
83 return nullptr;
84 }
85
86 napi_value promise = nullptr;
87 AsyncCallbackInfoGetRemainingDelayTime *asyncCallbackInfo =
88 new (std::nothrow) AsyncCallbackInfoGetRemainingDelayTime(env);
89 if (!asyncCallbackInfo) {
90 if (isThrow) {
91 return nullptr;
92 }
93 return Common::JSParaError(env, params.callback);
94 }
95 std::unique_ptr<AsyncCallbackInfoGetRemainingDelayTime> callbackPtr {asyncCallbackInfo};
96 asyncCallbackInfo->requestId = params.requestId;
97 Common::PaddingAsyncWorkData(env, params.callback, *asyncCallbackInfo, promise);
98
99 napi_value resourceName = nullptr;
100 NAPI_CALL(env, napi_create_string_latin1(env, "GetRemainingDelayTime", NAPI_AUTO_LENGTH, &resourceName));
101
102 NAPI_CALL(env, napi_create_async_work(env,
103 nullptr,
104 resourceName,
105 [](napi_env env, void *data) {
106 AsyncCallbackInfoGetRemainingDelayTime *asyncCallbackInfo =
107 static_cast<AsyncCallbackInfoGetRemainingDelayTime *>(data);
108 if (asyncCallbackInfo != nullptr) {
109 asyncCallbackInfo->errCode = DelayedSingleton<BackgroundTaskManager>::GetInstance()->
110 GetRemainingDelayTime(asyncCallbackInfo->requestId, asyncCallbackInfo->delayTime);
111 }
112 },
113 [](napi_env env, napi_status status, void *data) {
114 AsyncCallbackInfoGetRemainingDelayTime *asyncCallbackInfo =
115 static_cast<AsyncCallbackInfoGetRemainingDelayTime *>(data);
116 std::unique_ptr<AsyncCallbackInfoGetRemainingDelayTime> callbackPtr {asyncCallbackInfo};
117 if (asyncCallbackInfo != nullptr) {
118 napi_value result = nullptr;
119 napi_create_int32(env, asyncCallbackInfo->delayTime, &result);
120 Common::ReturnCallbackPromise(env, *asyncCallbackInfo, result);
121 }
122 },
123 static_cast<void *>(asyncCallbackInfo),
124 &asyncCallbackInfo->asyncWork));
125
126 NAPI_CALL(env, napi_queue_async_work(env, asyncCallbackInfo->asyncWork));
127 callbackPtr.release();
128 if (asyncCallbackInfo->isCallback) {
129 return Common::NapiGetNull(env);
130 }
131 return promise;
132 }
133
GetRemainingDelayTime(napi_env env,napi_callback_info info)134 napi_value GetRemainingDelayTime(napi_env env, napi_callback_info info)
135 {
136 return GetRemainingDelayTime(env, info, false);
137 }
138
GetRemainingDelayTimeThrow(napi_env env,napi_callback_info info)139 napi_value GetRemainingDelayTimeThrow(napi_env env, napi_callback_info info)
140 {
141 return GetRemainingDelayTime(env, info, true);
142 }
143 } // namespace BackgroundTaskMgr
144 } // namespace OHOS