text: /*
   * Licensed to Green Energy Corp (www.greenenergycorp.com) under one or
   * more contributor license agreements. See the NOTICE file distributed
   * with this work for additional information regarding copyright ownership.
   * Green Energy Corp licenses 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.
   *
   * This project was forked on 01/01/2013 by Automatak, LLC and modifications
   * may have been made to this file. Automatak, LLC licenses these modifications
   * to you under the terms of the License.
   */
  #include "CommandTask.h"
  
  #include "opendnp3/master/CommandSetOps.h"
  #include "opendnp3/master/ICommandHeader.h"
  
  #include <openpal/logging/LogMacros.h>
  
  #include "opendnp3/app/parsing/APDUParser.h"
  #include "opendnp3/LogLevels.h"
  
  using namespace openpal;
  
  namespace opendnp3
  {
  
  IMasterTask* CommandTask::FDirectOperate(CommandSet&& set, IMasterApplication& app, const CommandCallbackT& callback, const TaskConfig& config, openpal::Logger logger)
  {
  	auto task = new CommandTask(std::move(set), app, callback, config, logger);
  	task->LoadDirectOperate();
  	return task;
  }
  
  
  IMasterTask* CommandTask::FSelectAndOperate(CommandSet&& set, IMasterApplication& app, const CommandCallbackT& callback, const TaskConfig& config, openpal::Logger logger)
  {
  	auto task = new CommandTask(std::move(set), app, callback, config, logger);
  	task->LoadSelectAndOperate();
  	return task;
  }
  
  CommandTask::CommandTask(CommandSet&& commands_, IMasterApplication& app, const CommandCallbackT& callback, const TaskConfig& config, openpal::Logger logger) :
  	IMasterTask(app, MonotonicTimestamp::Min(), logger, config),
  	statusResult(CommandStatus::UNDEFINED),
  	commandCallback(callback),
  	commands(std::move(commands_))
  {
  
  }
  
  void CommandTask::LoadSelectAndOperate()
  {
  	functionCodes.clear();
  	functionCodes.push_back(FunctionCode::SELECT);
  	functionCodes.push_back(FunctionCode::OPERATE);
  }
  
  void CommandTask::LoadDirectOperate()
  {
  	functionCodes.clear();
  	functionCodes.push_back(FunctionCode::DIRECT_OPERATE);
  }
  
  bool CommandTask::BuildRequest(APDURequest& request, uint8_t seq)
  {
  	if (!functionCodes.empty())
  	{
  		request.SetFunction(functionCodes.front());
  		functionCodes.pop_front();
  		request.SetControl(AppControlField::Request(seq));
  		auto writer = request.GetWriter();
  		return CommandSetOps::Write(commands, writer);
  	}
  
  	return false;
  }
  
  IMasterTask::ResponseResult CommandTask::ProcessResponse(const APDUResponseHeader& header, const openpal::RSlice& objects)
  {
  	return ValidateSingleResponse(header) ? ProcessResponse(objects) : ResponseResult::ERROR_BAD_RESPONSE;
  }
  
  IMasterTask::TaskState CommandTask::OnTaskComplete(TaskCompletion result, openpal::MonotonicTimestamp now)
  {
  	CommandSetOps::InvokeCallback(commands, result, this->commandCallback);
  	return TaskState::Infinite();
  }
  
  void CommandTask::Initialize()
  {
  	statusResult = CommandStatus::UNDEFINED;
  }
  
  IMasterTask::ResponseResult CommandTask::ProcessResponse(const openpal::RSlice& objects)
  {
  	if (functionCodes.empty())
  	{
  		auto result = CommandSetOps::ProcessOperateResponse(commands, objects, &logger);
  		return (result == CommandSetOps::OperateResult::FAIL_PARSE) ? ResponseResult::ERROR_BAD_RESPONSE : ResponseResult::OK_FINAL;
  	}
  	else
  	{
  		auto result = CommandSetOps::ProcessSelectResponse(commands, objects, &logger);
  
  		switch (result)
  		{
  		case(CommandSetOps::SelectResult::OK) :
  			return ResponseResult::OK_REPEAT; // proceed to OPERATE
  		case(CommandSetOps::SelectResult::FAIL_SELECT) :
  			return ResponseResult::OK_FINAL; // end the task, let the user examine each command point
  		default:
  			return ResponseResult::ERROR_BAD_RESPONSE;
  		}
  	}
  }
  
  } //ens ns
  