/*
 *
 *  Copyright (C) 2015-2019, Open Connections GmbH
 *  All rights reserved.  See COPYRIGHT file for details.
 *
 *  This software and supporting documentation are maintained by
 *
 *    OFFIS e.V.
 *    R&D Division Health
 *    Escherweg 2
 *    D-26121 Oldenburg, Germany
 *
 *
 *  Module:  dcmfg
 *
 *  Author:  Michael Onken
 *
 *  Purpose: Class for managing the Frame Content Functional Group
 *
 */

#include "dcmtk/config/osconfig.h"

#include "dcmtk/dcmdata/dcdeftag.h"
#include "dcmtk/dcmfg/fgfracon.h"
#include "dcmtk/dcmfg/fgtypes.h"
#include "dcmtk/dcmiod/iodutil.h"

// Constructor
FGFrameContent::FGFrameContent()
    : FGBase(DcmFGTypes::EFG_FRAMECONTENT)
    , m_FrameAcquisitonNumber(DCM_FrameAcquisitionNumber)
    , m_FrameReferenceDateTime(DCM_FrameReferenceDateTime)
    , m_FrameAcquisitionDateTime(DCM_FrameAcquisitionDateTime)
    , m_FrameAcquisitionDuration(DCM_FrameAcquisitionDuration)
    , m_CardiacCyclePosition(DCM_CardiacCyclePosition)
    , m_RespiratoryCyclePosition(DCM_RespiratoryCyclePosition)
    , m_DimensionIndexValues(DCM_DimensionIndexValues)
    , m_TemporalPositionIndex(DCM_TemporalPositionIndex)
    , m_StackID(DCM_StackID)
    , m_InStackPositionNumber(DCM_InStackPositionNumber)
    , m_FrameComments(DCM_FrameComments)
    , m_FrameLabel(DCM_FrameLabel)
{
}

FGFrameContent::~FGFrameContent()
{
    // nothing to do
}

FGBase* FGFrameContent::clone() const
{
    FGFrameContent* copy = new FGFrameContent();
    if (copy)
    {
        copy->m_FrameAcquisitonNumber    = this->m_FrameAcquisitonNumber;
        copy->m_FrameReferenceDateTime   = this->m_FrameReferenceDateTime;
        copy->m_FrameAcquisitionDateTime = this->m_FrameAcquisitionDateTime;
        copy->m_FrameAcquisitionDuration = this->m_FrameAcquisitionDuration;
        copy->m_CardiacCyclePosition     = this->m_CardiacCyclePosition;
        copy->m_RespiratoryCyclePosition = this->m_RespiratoryCyclePosition;
        copy->m_DimensionIndexValues     = this->m_DimensionIndexValues;
        copy->m_TemporalPositionIndex    = this->m_TemporalPositionIndex;
        copy->m_StackID                  = this->m_StackID;
        copy->m_InStackPositionNumber    = this->m_InStackPositionNumber;
        copy->m_FrameComments            = this->m_FrameComments;
        copy->m_FrameLabel               = this->m_FrameLabel;
    }
    return copy;
}

void FGFrameContent::clearData()
{
    m_FrameAcquisitonNumber.clear();
    m_FrameReferenceDateTime.clear();
    m_FrameAcquisitionDateTime.clear();
    m_FrameAcquisitionDuration.clear();
    m_CardiacCyclePosition.clear();
    m_RespiratoryCyclePosition.clear();
    m_DimensionIndexValues.clear();
    m_TemporalPositionIndex.clear();
    m_StackID.clear();
    m_InStackPositionNumber.clear();
    m_FrameComments.clear();
    m_FrameLabel.clear();
}

OFCondition FGFrameContent::check() const
{
    // Maybe add checks later
    return EC_Normal;
}

/// Read Frame Content Sequence from given item
OFCondition FGFrameContent::read(DcmItem& item)
{
    clearData();

    DcmItem* seqItem   = NULL;
    OFCondition result = getItemFromFGSequence(item, DCM_FrameContentSequence, 0, seqItem);
    if (result.bad())
        return result;

    DcmIODUtil::getAndCheckElementFromDataset(*seqItem, m_FrameAcquisitonNumber, "1", "3", "FrameContentMacro");
    DcmIODUtil::getAndCheckElementFromDataset(*seqItem, m_FrameReferenceDateTime, "1", "1C", "FrameContentMacro");
    DcmIODUtil::getAndCheckElementFromDataset(*seqItem, m_FrameAcquisitionDateTime, "1", "1C", "FrameContentMacro");
    DcmIODUtil::getAndCheckElementFromDataset(*seqItem, m_FrameAcquisitionDuration, "1", "1C", "FrameContentMacro");
    DcmIODUtil::getAndCheckElementFromDataset(*seqItem, m_CardiacCyclePosition, "1", "3", "FrameContentMacro");
    DcmIODUtil::getAndCheckElementFromDataset(*seqItem, m_RespiratoryCyclePosition, "1", "3", "FrameContentMacro");
    DcmIODUtil::getAndCheckElementFromDataset(*seqItem, m_DimensionIndexValues, "1-n", "1C", "FrameContentMacro");
    DcmIODUtil::getAndCheckElementFromDataset(*seqItem, m_TemporalPositionIndex, "1", "1C", "FrameContentMacro");
    DcmIODUtil::getAndCheckElementFromDataset(*seqItem, m_StackID, "1", "1C", "FrameContentMacro");
    DcmIODUtil::getAndCheckElementFromDataset(*seqItem, m_InStackPositionNumber, "1", "1C", "FrameContentMacro");
    DcmIODUtil::getAndCheckElementFromDataset(*seqItem, m_FrameComments, "1", "3", "FrameContentMacro");
    DcmIODUtil::getAndCheckElementFromDataset(*seqItem, m_FrameLabel, "1", "3", "FrameContentMacro");

    return EC_Normal;
}

/// Writes single Frame Content Sequence into given item
OFCondition FGFrameContent::write(DcmItem& item)
{
    DcmItem* seqItem   = NULL;
    OFCondition result = createNewFGSequence(item, DCM_FrameContentSequence, 0, seqItem);
    if (result.bad())
        return result;

    // --- write frame content macro attributes ---
    DcmIODUtil::copyElementToDataset(result, *seqItem, m_FrameAcquisitonNumber, "1", "3", "FrameContentMacro");
    DcmIODUtil::copyElementToDataset(result, *seqItem, m_FrameReferenceDateTime, "1", "1C", "FrameContentMacro");
    DcmIODUtil::copyElementToDataset(result, *seqItem, m_FrameAcquisitionDateTime, "1", "1C", "FrameContentMacro");
    DcmIODUtil::copyElementToDataset(result, *seqItem, m_FrameAcquisitionDuration, "1", "1C", "FrameContentMacro");
    DcmIODUtil::copyElementToDataset(result, *seqItem, m_CardiacCyclePosition, "1", "3", "FrameContentMacro");
    DcmIODUtil::copyElementToDataset(result, *seqItem, m_RespiratoryCyclePosition, "1", "3", "FrameContentMacro");
    DcmIODUtil::copyElementToDataset(result, *seqItem, m_DimensionIndexValues, "1-n", "1C", "FrameContentMacro");
    DcmIODUtil::copyElementToDataset(result, *seqItem, m_TemporalPositionIndex, "1", "1C", "FrameContentMacro");
    DcmIODUtil::copyElementToDataset(result, *seqItem, m_StackID, "1", "1C", "FrameContentMacro");
    DcmIODUtil::copyElementToDataset(result, *seqItem, m_InStackPositionNumber, "1", "1C", "FrameContentMacro");
    DcmIODUtil::copyElementToDataset(result, *seqItem, m_FrameComments, "1", "3", "FrameContentMacro");
    DcmIODUtil::copyElementToDataset(result, *seqItem, m_FrameLabel, "1", "3", "FrameContentMacro");
    return result;
}

int FGFrameContent::compare(const FGBase& rhs) const
{
    int result = FGBase::compare(rhs);
    if (result != 0)
        return result;

    const FGFrameContent* myRhs = OFstatic_cast(const FGFrameContent*, &rhs);
    if (!myRhs)
        return -1;

    // Compare all elements
    result = m_FrameAcquisitonNumber.compare(myRhs->m_FrameAcquisitonNumber);
    if (result == 0)
        result = m_FrameReferenceDateTime.compare(myRhs->m_FrameReferenceDateTime);
    if (result == 0)
        result = m_FrameAcquisitionDateTime.compare(myRhs->m_FrameAcquisitionDateTime);
    if (result == 0)
        result = m_FrameAcquisitionDuration.compare(myRhs->m_FrameAcquisitionDuration);
    if (result == 0)
        result = m_CardiacCyclePosition.compare(myRhs->m_CardiacCyclePosition);
    if (result == 0)
        result = m_RespiratoryCyclePosition.compare(myRhs->m_RespiratoryCyclePosition);
    if (result == 0)
        result = m_DimensionIndexValues.compare(myRhs->m_DimensionIndexValues);
    if (result == 0)
        result = m_TemporalPositionIndex.compare(myRhs->m_TemporalPositionIndex);
    if (result == 0)
        result = m_StackID.compare(myRhs->m_StackID);
    if (result == 0)
        result = m_InStackPositionNumber.compare(myRhs->m_InStackPositionNumber);
    if (result == 0)
        result = m_FrameComments.compare(myRhs->m_FrameComments);
    if (result == 0)
        result = m_FrameLabel.compare(myRhs->m_FrameLabel);

    return result;
}

// --- get() functionality ---

OFCondition FGFrameContent::getFrameAcquisitionNumber(Uint16& value, const unsigned long pos)
{
    return m_FrameAcquisitonNumber.getUint16(value, pos);
}

OFCondition FGFrameContent::getFrameReferenceDateTime(OFString& value, const signed long pos)
{
    return DcmIODUtil::getStringValueFromElement(m_FrameReferenceDateTime, value, pos);
}

OFCondition FGFrameContent::getFrameAcquisitionDateTime(OFString& value, const signed long pos)
{
    return DcmIODUtil::getStringValueFromElement(m_FrameAcquisitionDateTime, value, pos);
}

OFCondition FGFrameContent::getFrameAcquisitionDuration(Float64& value, const unsigned long pos)
{
    return m_FrameAcquisitionDuration.getFloat64(value, pos);
}

OFCondition FGFrameContent::getCardiacCyclePosition(OFString& value, const signed long pos)
{
    return DcmIODUtil::getStringValueFromElement(m_CardiacCyclePosition, value, pos);
}

OFCondition FGFrameContent::getRespiratoryCyclePosition(OFString& value, const signed long pos)
{
    return DcmIODUtil::getStringValueFromElement(m_RespiratoryCyclePosition, value, pos);
}

OFCondition FGFrameContent::getDimensionIndexValues(Uint32& value, const unsigned long pos)
{
    return m_DimensionIndexValues.getUint32(value, pos);
}

OFCondition FGFrameContent::getTemporalPositionIndex(Uint32& value, const unsigned long pos)
{
    return m_TemporalPositionIndex.getUint32(value, pos);
}

OFCondition FGFrameContent::getStackID(OFString& value, const signed long pos)
{
    return DcmIODUtil::getStringValueFromElement(m_StackID, value, pos);
}

OFCondition FGFrameContent::getInStackPositionNumber(Uint32& value, const unsigned long pos)
{
    return m_InStackPositionNumber.getUint32(value, pos);
}

OFCondition FGFrameContent::getFrameComments(OFString& value, const signed long pos)
{
    return DcmIODUtil::getStringValueFromElement(m_FrameComments, value, pos);
}

OFCondition FGFrameContent::getFrameLabel(OFString& value, const signed long pos)
{
    return DcmIODUtil::getStringValueFromElement(m_FrameLabel, value, pos);
}

// --- set() functionality ---

OFCondition FGFrameContent::setFrameAcquisitionNumber(const Uint16& value, const OFBool checkValue)
{
    (void)checkValue;
    m_FrameAcquisitonNumber.putUint16(value);
    return EC_Normal;
}

OFCondition FGFrameContent::setFrameReferenceDateTime(const OFString& value, const OFBool checkValue)
{
    OFCondition result = (checkValue) ? DcmDateTime::checkStringValue(value, "1") : EC_Normal;
    if (result.good())
        result = m_FrameReferenceDateTime.putOFStringArray(value);
    return result;
}

OFCondition FGFrameContent::setFrameAcquisitionDateTime(const OFString& value, const OFBool checkValue)
{
    OFCondition result = (checkValue) ? DcmDateTime::checkStringValue(value, "1") : EC_Normal;
    if (result.good())
        result = m_FrameAcquisitionDateTime.putOFStringArray(value);
    return result;
}

OFCondition FGFrameContent::setFrameAcquisitionDuration(const Float64& value, const OFBool checkValue)
{
    (void)checkValue;
    // basic checking always included
    return m_FrameAcquisitionDuration.putFloat64(value);
}

OFCondition FGFrameContent::setCardiacCyclePosition(const OFString& value, const OFBool checkValue)
{
    OFCondition result = (checkValue) ? DcmCodeString::checkStringValue(value, "1") : EC_Normal;
    if (result.good())
        result = m_CardiacCyclePosition.putOFStringArray(value);
    return result;
}

OFCondition FGFrameContent::setRespiratoryCyclePosition(const OFString& value, const OFBool checkValue)
{
    OFCondition result = (checkValue) ? DcmCodeString::checkStringValue(value, "1") : EC_Normal;
    if (result.good())
        result = m_RespiratoryCyclePosition.putOFStringArray(value);
    return result;
}

OFCondition
FGFrameContent::setDimensionIndexValues(const Uint32& value, const unsigned int dim, const OFBool checkValue)
{
    // no other meaningful checks possible in this context
    (void)checkValue;
    if (value == 0)
    {
        DCMFG_ERROR("Cannot set dimension index value 0, must be >= 1)");
        return EC_InvalidValue;
    }
    return m_DimensionIndexValues.putUint32(value, dim);
}

OFCondition FGFrameContent::setTemporalPositionIndex(const Uint32& value, const OFBool checkValue)
{
    // no meaningful check possible in this context
    (void)checkValue;
    return m_TemporalPositionIndex.putUint32(value);
}

OFCondition FGFrameContent::setStackID(const OFString& value, const OFBool checkValue)
{
    OFCondition result = (checkValue) ? DcmShortString::checkStringValue(value, "1") : EC_Normal;
    if (result.good())
        result = m_StackID.putOFStringArray(value);
    return result;
}

OFCondition FGFrameContent::setInStackPositionNumber(const Uint32& value, const OFBool checkValue)
{
    // no meaningful check possible in this context
    (void)checkValue;
    return m_InStackPositionNumber.putUint32(value);
}

OFCondition FGFrameContent::setFrameComments(const OFString& value, const OFBool checkValue)
{
    (void)checkValue;
    return m_FrameComments.putOFStringArray(value);
}

OFCondition FGFrameContent::setFrameLabel(const OFString& value, const OFBool checkValue)
{
    OFCondition result = (checkValue) ? DcmLongString::checkStringValue(value, "1") : EC_Normal;
    if (result.good())
        result = m_FrameLabel.putOFStringArray(value);
    return result;
}