/**
 * @file JAESDNTimeCompareGAM.cpp
 * @brief Source file for class JAESDNTimeCompareGAM
 * @date Nov 26, 2018
 * @author aneto
 *
 * @copyright Copyright 2015 F4E | European Joint Undertaking for ITER and
 * the Development of Fusion Energy ('Fusion for Energy').
 * Licensed under the EUPL, Version 1.1 or - as soon they will be approved
 * by the European Commission - subsequent versions of the EUPL (the "Licence")
 * You may not use this work except in compliance with the Licence.
 * You may obtain a copy of the Licence at: http://ec.europa.eu/idabc/eupl
 *
 * @warning Unless required by applicable law or agreed to in writing,
 * software distributed under the Licence is distributed on an "AS IS"
 * basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the Licence permissions and limitations under the Licence.

 * @details This source file contains the definition of all the methods for
 * the class JAESDNTimeCompareGAM (public, protected, and private). Be aware that some
 * methods, such as those inline could be defined on the header file, instead.
 */

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/*                         Standard header includes                          */
/*---------------------------------------------------------------------------*/

/*---------------------------------------------------------------------------*/
/*                         Project header includes                           */
/*---------------------------------------------------------------------------*/

#include "JAESDNTimeCompareGAM.h"
#include "AdvancedErrorManagement.h"

/*---------------------------------------------------------------------------*/
/*                           Static definitions                              */
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/*---------------------------------------------------------------------------*/
/*                           Method definitions                              */
/*---------------------------------------------------------------------------*/

JAESDNTimeCompareGAM::JAESDNTimeCompareGAM() {
    //ESDNTime holder
    esdntime_previous = 0;

    //Input signals.
    esdntime = NULL_PTR(MARTe::uint32 *);

    //Output signals.
    sdn_connection = NULL_PTR(MARTe::uint32 *);

}

JAESDNTimeCompareGAM::~JAESDNTimeCompareGAM() {
    if (esdntime != NULL_PTR(MARTe::uint32 *)) {
        delete[] esdntime;
    }
    if (sdn_connection != NULL_PTR(MARTe::uint32 *)) {
        delete[] sdn_connection;
    }
}

bool JAESDNTimeCompareGAM::Initialise(MARTe::StructuredDataI & data) {
    using namespace MARTe;
    return GAM::Initialise(data);
}

bool JAESDNTimeCompareGAM::PrepareNextState(const MARTe::char8 * const currentStateName, const MARTe::char8 * const nextStateName) {
    return true;
}

bool JAESDNTimeCompareGAM::Setup() {
    // Setup memory for input/output signals on the GAM.
    using namespace MARTe;
    bool ok = (numberOfInputSignals == 1u);
    // Do type check for input signals.
    if (ok) {
        ok = (numberOfOutputSignals == 1u);
        if (!ok) {
            REPORT_ERROR(ErrorManagement::ParametersError, "Number of output signals shall be the same as "
                                                        "number of expected values.");
        }
    } else {
        REPORT_ERROR(ErrorManagement::ParametersError, "Number of input signals shall be the same as "
                                                       "number of expected values.");
    }
    if (ok) {
        uint32 c;
        for (c = 0u; c < numberOfInputSignals; c++) {
            TypeDescriptor inputType = GetSignalType(InputSignals, c);
            ok = (inputType == UnsignedInteger32Bit);
            if (!ok) {
                StreamString signalName;
                (void) GetSignalName(InputSignals, c, signalName);
                REPORT_ERROR(MARTe::ErrorManagement::ParametersError, "Signal %s shall be defined as uint32", signalName.Buffer());
            }

        }
    }
    if (ok) {
        uint32 c;
        for (c = 0u; c < numberOfOutputSignals; c++) {
            TypeDescriptor outputType = GetSignalType(OutputSignals, c);
            ok = (outputType == UnsignedInteger32Bit);
            if (!ok) {
                StreamString signalName;
                (void) GetSignalName(InputSignals, c, signalName);
                REPORT_ERROR(MARTe::ErrorManagement::ParametersError, "Signal %s shall be defined as uint32", signalName.Buffer());
            }
        }
    }
    if (ok) {
        esdntime = reinterpret_cast<uint32 *>(GetInputSignalMemory(0));
        sdn_connection = reinterpret_cast<uint32 *>(GetOutputSignalMemory(0));
    }
    return ok;
}

bool JAESDNTimeCompareGAM::Execute() {
    using namespace MARTe;
    bool connected;

    connected = !(esdntime_previous == *esdntime);
    if (connected) *sdn_connection = 1;
    else *sdn_connection = 0;
    
    esdntime_previous = *esdntime;
    return true;
}

CLASS_REGISTER(JAESDNTimeCompareGAM, "1.0")