fsfw/action/SimpleActionHelper.cpp

#include "../action/HasActionsIF.h"
#include "../action/SimpleActionHelper.h"
SimpleActionHelper::SimpleActionHelper(HasActionsIF* setOwner,
		MessageQueueIF* useThisQueue) :
		ActionHelper(setOwner, useThisQueue), isExecuting(false), lastCommander(
				0), lastAction(0), stepCount(0) {
}

SimpleActionHelper::~SimpleActionHelper() {
}

void SimpleActionHelper::step(ReturnValue_t result) {
	//STEP_OFFESET is subtracted to compensate for adding offset in base method, which is not necessary here.
	ActionHelper::step(stepCount - STEP_OFFSET, lastCommander, lastAction,
			result);
	if (result != HasReturnvaluesIF::RETURN_OK) {
		resetHelper();
	}
}

void SimpleActionHelper::finish(ReturnValue_t result) {
	ActionHelper::finish(lastCommander, lastAction, result);
	resetHelper();
}

ReturnValue_t SimpleActionHelper::reportData(SerializeIF* data) {
	return ActionHelper::reportData(lastCommander, lastAction, data);
}

void SimpleActionHelper::resetHelper() {
	stepCount = 0;
	isExecuting = false;
	lastAction = 0;
	lastCommander = 0;
}

void SimpleActionHelper::prepareExecution(MessageQueueId_t commandedBy,
		ActionId_t actionId, store_address_t dataAddress) {
	CommandMessage reply;
	if (isExecuting) {
		ipcStore->deleteData(dataAddress);
		ActionMessage::setStepReply(&reply, actionId, 0,
				HasActionsIF::IS_BUSY);
		queueToUse->sendMessage(commandedBy, &reply);
	}
	const uint8_t* dataPtr = NULL;
	size_t size = 0;
	ReturnValue_t result = ipcStore->getData(dataAddress, &dataPtr, &size);
	if (result != HasReturnvaluesIF::RETURN_OK) {
		ActionMessage::setStepReply(&reply, actionId, 0, result);
		queueToUse->sendMessage(commandedBy, &reply);
		return;
	}
	lastCommander = commandedBy;
	lastAction = actionId;
	result = owner->executeAction(actionId, commandedBy, dataPtr, size);
	ipcStore->deleteData(dataAddress);
	switch (result) {
	case HasReturnvaluesIF::RETURN_OK:
		isExecuting = true;
		stepCount++;
		break;
	case HasActionsIF::EXECUTION_FINISHED:
		ActionMessage::setCompletionReply(&reply, actionId,
				HasReturnvaluesIF::RETURN_OK);
		queueToUse->sendMessage(commandedBy, &reply);
		break;
	default:
		ActionMessage::setStepReply(&reply, actionId, 0, result);
		queueToUse->sendMessage(commandedBy, &reply);
		break;
	}

}