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 "shell_command.h"
17 
18 #include <getopt.h>
19 
20 #include "edm_log.h"
21 
22 namespace OHOS {
23 namespace EDM {
ShellCommand(int argc,char * argv[],std::string name)24 ShellCommand::ShellCommand(int argc, char *argv[], std::string name)
25 {
26     opterr = 0;
27     argc_ = argc;
28     argv_ = argv;
29     name_ = name;
30 
31     if (argc < MIN_ARGUMENT_NUMBER) {
32         cmd_ = "help";
33         return;
34     }
35     cmd_ = argv[1];
36 }
37 
OnCommand()38 ErrCode ShellCommand::OnCommand()
39 {
40     if (commandMap_.find("help") == commandMap_.end()) {
41         return ERR_INVALID_VALUE;
42     }
43     auto respond = commandMap_["help"];
44     if (commandMap_.find(cmd_) != commandMap_.end()) {
45         respond = commandMap_[cmd_];
46     }
47     if (Init() != ERR_OK) {
48         return ERR_INVALID_VALUE;
49     }
50     respond();
51     return ERR_OK;
52 }
53 
ExecCommand()54 std::string ShellCommand::ExecCommand()
55 {
56     ErrCode result = CreateCommandMap();
57     if (result != ERR_OK) {
58         EDMLOGE("failed to create command map.\n");
59     }
60 
61     result = CreateMessageMap();
62     if (result != ERR_OK) {
63         EDMLOGE("failed to create message map.\n");
64     }
65 
66     result = OnCommand();
67     if (result != ERR_OK) {
68         EDMLOGE("failed to execute your command.\n");
69         resultReceiver_ = "error: failed to execute your command.\n";
70     }
71     return resultReceiver_;
72 }
73 
GetMessageFromCode(int32_t code) const74 std::string ShellCommand::GetMessageFromCode(int32_t code) const
75 {
76     EDMLOGI("ShellCommand::GetMessageFromCode enter.");
77 
78     std::string result;
79     if (messageMap_.find(code) != messageMap_.end()) {
80         std::string message = messageMap_.at(code);
81         if (!message.empty()) {
82             result.append(message + "\n");
83         }
84     }
85     return result;
86 }
87 } // namespace EDM
88 } // namespace OHOS
89