1 /*
2 * Copyright (c) 2021 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 "common_func.h"
17
18 #include "napi/n_func_arg.h"
19
20 namespace OHOS {
21 namespace DistributedFS {
22 using namespace std;
23
GetCallbackHandles(napi_env env,napi_value object)24 tuple<bool, napi_ref, napi_ref, napi_ref> CommonFunc::GetCallbackHandles(napi_env env, napi_value object)
25 {
26 bool succ = false;
27 NVal prop = NVal(env, object);
28 napi_value successProp, failProp, completeProp;
29 napi_ref successHandle = nullptr;
30 napi_ref failHandle = nullptr;
31 napi_ref completeHandle = nullptr;
32 string success = "success";
33 string fail = "fail";
34 string complete = "complete";
35
36 successProp = prop.GetProp(success).val_;
37 if (successProp != nullptr) {
38 napi_create_reference(env, successProp, 1, &successHandle);
39 succ = true;
40 }
41
42 failProp = prop.GetProp(fail).val_;
43 if (succ && failProp != nullptr) {
44 napi_create_reference(env, failProp, 1, &failHandle);
45 succ = true;
46 }
47
48 completeProp = prop.GetProp(complete).val_;
49 if (succ && completeProp != nullptr) {
50 napi_create_reference(env, completeProp, 1, &completeHandle);
51 succ = true;
52 }
53
54 return { succ, successHandle, failHandle, completeHandle };
55 }
56 } // namespace DistributedFS
57 } // namespace OHOS
58