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1 /*
2  * Copyright (c) 2025 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 #ifndef JS_CONCURRENT_MODULE_UTILS_CONDITION_TASK_H
17 #define JS_CONCURRENT_MODULE_UTILS_CONDITION_TASK_H
18 
19 #include <cstdint>
20 #include "node_api.h"
21 #include "uv.h"
22 
23 namespace Commonlibrary::Concurrent::Condition {
24 
25 class ConditionVariable;
26 
27 enum class ConditionTaskFinishReason { NOTIFY, TIMEOUT, ENV_CLEANUP };
28 
29 class ConditionTask {
30 public:
31     ConditionTask(ConditionVariable *cond, napi_env env, napi_deferred deferred, uint64_t timeout);
32     ~ConditionTask();
33 
34     napi_env GetEnv();
35     void Finish(ConditionTaskFinishReason reason);
36 
37 private:
38     static void EnvCleanup(void *arg);
39 
40     void ResolvePromise();
41     void RejectPromise();
42 
43     void InitTimer(uint64_t timeout);
44     void StopTimer();
45     void CloseTimer();
46 
47     void AddEnvCleanupHook();
48     void RemoveEnvCleanupHook();
49 
50     ConditionVariable *cond_;
51     napi_env env_;
52     napi_deferred deferred_;
53     uv_timer_t *timer_ {nullptr};
54 };
55 
56 }  // namespace Commonlibrary::Concurrent::Condition
57 
58 #endif
59