/*

 * Copyright 2013-2022 Step Function I/O, LLC

 *

 * Licensed to Green Energy Corp (www.greenenergycorp.com) and Step Function I/O

 * LLC (https://stepfunc.io) under one or more contributor license agreements.

 * See the NOTICE file distributed with this work for additional information

 * regarding copyright ownership. Green Energy Corp and Step Function I/O LLC license

 * this file to you 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 "master/EmptyResponseTask.h"

#include "master/TaskPriority.h"

#include <utility>

namespace opendnp3

{

EmptyResponseTask::EmptyResponseTask(const std::shared_ptr<TaskContext>& context,

                                     IMasterApplication& app,

                                     std::string name,

                                     FunctionCode func,

                                     std::function<bool(HeaderWriter&)> format,

                                     Timestamp startExpiration,

                                     const Logger& logger,

                                     const TaskConfig& config)

    : IMasterTask(context, app, TaskBehavior::SingleExecutionNoRetry(startExpiration), logger, config),

      name(std::move(name)),

      func(func),

      format(std::move(format))

{

}

bool EmptyResponseTask::EmptyResponseTask::BuildRequest(APDURequest& request, uint8_t seq)

{

    request.SetControl(AppControlField(true, true, false, false, seq));

    request.SetFunction(this->func);

    auto writer = request.GetWriter();

    return format(writer);

}

/*func, priority::USER_REQUEST, format*/

IMasterTask::ResponseResult EmptyResponseTask::ProcessResponse(const APDUResponseHeader& header,

                                                               const ser4cpp::rseq_t& objects)

{

    return ValidateNullResponse(header, objects) ? ResponseResult::OK_FINAL : ResponseResult::ERROR_BAD_RESPONSE;

}

} // namespace opendnp3