1/*
2 * Copyright (c) 2021-2024 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#include "hilog_tag_wrapper.h"
20
21namespace OHOS {
22namespace AAFwk {
23ShellCommand::ShellCommand(int argc, char* argv[], std::string name)
24{
25    TAG_LOGD(AAFwkTag::AA_TOOL, "start");
26    opterr = 0;
27    argc_ = argc;
28    argv_ = argv;
29    name_ = name;
30
31    if (argc < MIN_ARGUMENT_NUMBER || argc > MAX_ARGUMENT_NUMBER) {
32        cmd_ = "help";
33        return;
34    }
35    cmd_ = argv[1];
36    for (int i = 2; i < argc; i++) {
37        argList_.push_back(argv[i]);
38    }
39    TAG_LOGD(AAFwkTag::AA_TOOL, "exit");
40}
41
42ShellCommand::~ShellCommand()
43{}
44
45ErrCode ShellCommand::OnCommand()
46{
47    TAG_LOGD(AAFwkTag::AA_TOOL, "start");
48    int result = OHOS::ERR_OK;
49
50    auto respond = commandMap_[cmd_];
51    if (respond == nullptr) {
52        resultReceiver_.append(GetCommandErrorMsg());
53        respond = commandMap_["help"];
54    }
55
56    if (init() == OHOS::ERR_OK) {
57        respond();
58    } else {
59        result = OHOS::ERR_INVALID_VALUE;
60    }
61
62    TAG_LOGD(AAFwkTag::AA_TOOL, "end");
63    return result;
64}
65
66std::string ShellCommand::ExecCommand()
67{
68    TAG_LOGD(AAFwkTag::AA_TOOL, "start");
69    int result = CreateCommandMap();
70    if (result != OHOS::ERR_OK) {
71        TAG_LOGE(AAFwkTag::AA_TOOL, "CreateCommandMap failed\n");
72    }
73
74    result = CreateMessageMap();
75    if (result != OHOS::ERR_OK) {
76        TAG_LOGE(AAFwkTag::AA_TOOL, "CreateMessageMap failed\n");
77    }
78
79    result = OnCommand();
80    if (result != OHOS::ERR_OK) {
81        TAG_LOGE(AAFwkTag::AA_TOOL, "failed to execute your command\n");
82
83        resultReceiver_ = "error: failed to execute your command.\n";
84    }
85
86    return resultReceiver_;
87    TAG_LOGD(AAFwkTag::AA_TOOL, "end");
88}
89
90std::string ShellCommand::GetCommandErrorMsg() const
91{
92    TAG_LOGD(AAFwkTag::AA_TOOL, "start");
93    std::string commandErrorMsg =
94        name_ + ": '" + cmd_ + "' is not a valid " + name_ + " command. See '" + name_ + " help'.\n";
95
96    return commandErrorMsg;
97}
98
99std::string ShellCommand::GetUnknownOptionMsg(std::string& unknownOption) const
100{
101    TAG_LOGD(AAFwkTag::AA_TOOL, "start");
102    std::string result = "";
103
104    if (optind < 0 || optind > argc_) {
105        return result;
106    }
107
108    result.append("fail: unknown option");
109    result.append(".\n");
110
111    return result;
112}
113
114std::string ShellCommand::GetMessageFromCode(const int32_t code) const
115{
116    TAG_LOGI(AAFwkTag::AA_TOOL, "code = %{public}d", code);
117
118    std::string result = "";
119    if (messageMap_.find(code) != messageMap_.end()) {
120        std::string message = messageMap_.at(code);
121        if (message.size() != 0) {
122            result.append(message + "\n");
123        }
124    }
125
126    TAG_LOGI(AAFwkTag::AA_TOOL, "result: %{public}s", result.c_str());
127
128    return result;
129}
130}  // namespace AAFwk
131}  // namespace OHOS
132