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#ifndef OHOS_ABILITY_RUNTIME_SHELL_COMMAND_H
17#define OHOS_ABILITY_RUNTIME_SHELL_COMMAND_H
18
19#include <map>
20#include <string>
21#include <functional>
22#include <vector>
23
24#include "errors.h"
25
26namespace OHOS {
27namespace AAFwk {
28namespace {
29const std::string HELP_MSG_NO_OPTION = "error: you must specify an option at least.";
30
31const int OFFSET_REQUIRED_ARGUMENT = 2;
32}  // namespace
33
34class ShellCommand {
35public:
36    ShellCommand(int argc, char* argv[], std::string name);
37    virtual ~ShellCommand();
38
39    ErrCode OnCommand();
40    std::string ExecCommand();
41    std::string GetCommandErrorMsg() const;
42    std::string GetUnknownOptionMsg(std::string& unknownOption) const;
43    std::string GetMessageFromCode(const int32_t code) const;
44
45    virtual ErrCode CreateCommandMap() = 0;
46    virtual ErrCode CreateMessageMap() = 0;
47    virtual ErrCode init() = 0;
48
49protected:
50    static constexpr int MIN_ARGUMENT_NUMBER = 2;
51    static constexpr int MAX_ARGUMENT_NUMBER = 4096;
52
53    int argc_ = 0;
54    char** argv_ = nullptr;
55
56    std::string cmd_;
57    std::vector<std::string> argList_;
58
59    std::string name_;
60    std::map<std::string, std::function<int()>> commandMap_;
61    std::map<int32_t, std::string> messageMap_;
62
63    std::string resultReceiver_ = "";
64};
65}  // namespace AAFwk
66}  // namespace OHOS
67
68#endif  // OHOS_ABILITY_RUNTIME_SHELL_COMMAND_H
69