/*
 * Copyright (c) 2024 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "shell_command.h"

#include <getopt.h>

#include "edm_log.h"

namespace OHOS {
namespace EDM {
ShellCommand::ShellCommand(int argc, char *argv[], std::string name)
{
    opterr = 0;
    argc_ = argc;
    argv_ = argv;
    name_ = name;

    if (argc < MIN_ARGUMENT_NUMBER) {
        cmd_ = "help";
        return;
    }
    cmd_ = argv[1];
}

ErrCode ShellCommand::OnCommand()
{
    if (commandMap_.find("help") == commandMap_.end()) {
        return ERR_INVALID_VALUE;
    }
    auto respond = commandMap_["help"];
    if (commandMap_.find(cmd_) != commandMap_.end()) {
        respond = commandMap_[cmd_];
    }
    if (Init() != ERR_OK) {
        return ERR_INVALID_VALUE;
    }
    respond();
    return ERR_OK;
}

std::string ShellCommand::ExecCommand()
{
    ErrCode result = CreateCommandMap();
    if (result != ERR_OK) {
        EDMLOGE("failed to create command map.\n");
    }

    result = CreateMessageMap();
    if (result != ERR_OK) {
        EDMLOGE("failed to create message map.\n");
    }

    result = OnCommand();
    if (result != ERR_OK) {
        EDMLOGE("failed to execute your command.\n");
        resultReceiver_ = "error: failed to execute your command.\n";
    }
    return resultReceiver_;
}

std::string ShellCommand::GetMessageFromCode(int32_t code) const
{
    EDMLOGI("ShellCommand::GetMessageFromCode enter.");

    std::string result;
    if (messageMap_.find(code) != messageMap_.end()) {
        std::string message = messageMap_.at(code);
        if (!message.empty()) {
            result.append(message + "\n");
        }
    }
    return result;
}
} // namespace EDM
} // namespace OHOS