fsfw/action/SimpleActionHelper.cpp

#include "HasActionsIF.h"
#include "SimpleActionHelper.h"

SimpleActionHelper::SimpleActionHelper(HasActionsIF* setOwner,
        MessageQueueIF* useThisQueue) :
        ActionHelper(setOwner, useThisQueue), isExecuting(false) {
}

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;
    }

}