1 /*
2  * Copyright (c) 2024 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 "disconnectdfs.h"
17 
18 #include <cstring>
19 #include <dirent.h>
20 #include <fcntl.h>
21 #include <memory>
22 #include <sys/stat.h>
23 #include <sys/types.h>
24 #include <tuple>
25 #include <unistd.h>
26 
27 #include "common_func.h"
28 #include "distributed_file_daemon_manager.h"
29 #include "filemgmt_libhilog.h"
30 
31 namespace OHOS {
32 namespace FileManagement {
33 namespace ModuleFileIO {
34 namespace fs = std::filesystem;
35 
Async(napi_env env,napi_callback_info info)36 napi_value DisconnectDfs::Async(napi_env env, napi_callback_info info)
37 {
38     HILOGI("DisconnectDfs::Async called");
39     NFuncArg funcArg(env, info);
40     if (!funcArg.InitArgs(NARG_CNT::ONE)) {
41         HILOGE("Number of arguments unmatched");
42         NError(E_PARAMS).ThrowErr(env);
43         return nullptr;
44     }
45     auto [succNetworkId, networkId] = ParseJsOperand(env, { env, funcArg[NARG_POS::FIRST] });
46     if (!succNetworkId) {
47         HILOGE("Failed to get networkId arguments");
48         NError(E_PARAMS).ThrowErr(env);
49         return nullptr;
50     }
51 
52     auto cbExec = [networkId = move(networkId)]() -> NError {
53         auto ret = Storage::DistributedFile::DistributedFileDaemonManager::GetInstance().
54             CloseP2PConnectionEx(networkId);
55         if (ret != ERRNO_NOERR) {
56             HILOGE("Failed to CloseP2PConnection, ret = %{public}d", ret);
57             return NError(ret);
58         }
59         return NError(ERRNO_NOERR);
60     };
61 
62     auto cbComplete = [](napi_env env, NError err) -> NVal {
63         if (err) {
64             return { env, err.GetNapiErr(env) };
65         }
66         return { NVal::CreateUndefined(env) };
67     };
68 
69     NVal thisVar(env, funcArg.GetThisVar());
70     return NAsyncWorkPromise(env, thisVar).Schedule(PROCEDURE_DISCONNECTDFS_NAME, cbExec, cbComplete).val_;
71 }
72 
ParseJsOperand(napi_env env,NVal paramFromJsArg)73 tuple<bool, std::string> DisconnectDfs::ParseJsOperand(napi_env env, NVal paramFromJsArg)
74 {
75     auto [succ, param, ignore] = paramFromJsArg.ToUTF8String();
76     if (!succ) {
77         HILOGE("parse parameter failed.");
78         return { false, "" };
79     }
80     std::string paramStr = std::string(param.get());
81     return { true, paramStr };
82 }
83 
84 } // namespace ModuleFileIO
85 } // namespace FileManagement
86 } // namespace OHOS