/////////////////////////////////////////////////////////////////////////////////
//
//  Copyright (C) Statoil ASA, Ceetron Solutions AS
// 
//  ResInsight is free software: you can redistribute it and/or modify
//  it under the terms of the GNU General Public License as published by
//  the Free Software Foundation, either version 3 of the License, or
//  (at your option) any later version.
// 
//  ResInsight is distributed in the hope that it will be useful, but WITHOUT ANY
//  WARRANTY; without even the implied warranty of MERCHANTABILITY or
//  FITNESS FOR A PARTICULAR PURPOSE.
// 
//  See the GNU General Public License at <http://www.gnu.org/licenses/gpl.html> 
//  for more details.
//
/////////////////////////////////////////////////////////////////////////////////

#include "RimFaultCollection.h"

#include "cafAppEnum.h"
#include "cafPdmFieldCvfColor.h"
#include "cafPdmFieldCvfMat4d.h"
#include "RimReservoirView.h"

#include "RimResultSlot.h"
#include "RimCellRangeFilterCollection.h"
#include "RimCellPropertyFilterCollection.h"
#include "RimWellCollection.h"

#include "Rim3dOverlayInfoConfig.h"
#include "RimCellEdgeResultSlot.h"
#include "RiaApplication.h"
#include "RiaPreferences.h"

#include "RimCase.h"
#include "RimReservoirCellResultsCacher.h"
#include "RigCaseData.h"
#include "RivColorTableArray.h"



CAF_PDM_SOURCE_INIT(RimFaultCollection, "Faults");

//--------------------------------------------------------------------------------------------------
/// 
//--------------------------------------------------------------------------------------------------
RimFaultCollection::RimFaultCollection()
{
    CAF_PDM_InitObject("Faults", ":/draw_style_faults_24x24.png", "", "");

    CAF_PDM_InitField(&showFaultCollection,              "Active",        true,   "Active", "", "", "");
    showFaultCollection.setUiHidden(true);

    CAF_PDM_InitField(&showGeometryDetectedFaults,       "ShowGeometryDetectedFaults",    false,   "Show geometry detected faults", "", "", "");

    CAF_PDM_InitField(&showFaultFaces,          "ShowFaultFaces",    true,   "Show faults faces", "", "", "");
    CAF_PDM_InitField(&showOppositeFaultFaces,  "ShowOppositeFaultFaces",    true,   "Show opposite fault faces", "", "", "");
    CAF_PDM_InitField(&showNNCs,  "ShowNNCs",    false,   "Show NNCs", "", "", "");
    CAF_PDM_InitField(&limitFaultsToFilter,  "LimitFaultsToFilter",    true,   "Hide fault outside filters", "", "", "");

    CAF_PDM_InitField(&showFaultLabel,       "ShowFaultLabel",    true,   "Show fault labels", "", "", "");
    cvf::Color3f defWellLabelColor = RiaApplication::instance()->preferences()->defaultWellLabelColor();
    CAF_PDM_InitField(&faultLabelColor,      "FaultLabelColor",   defWellLabelColor, "Fault label color",  "", "", "");

    CAF_PDM_InitFieldNoDefault(&faults, "Faults", "Faults",  "", "", "");

    m_reservoirView = NULL;
}

//--------------------------------------------------------------------------------------------------
/// 
//--------------------------------------------------------------------------------------------------
RimFaultCollection::~RimFaultCollection()
{
   faults.deleteAllChildObjects();
}


//--------------------------------------------------------------------------------------------------
/// 
//--------------------------------------------------------------------------------------------------
void RimFaultCollection::fieldChangedByUi(const caf::PdmFieldHandle* changedField, const QVariant& oldValue, const QVariant& newValue)
{
    if (&showFaultCollection == changedField)
    {
        this->updateUiIconFromState(showFaultCollection);
    }

    if (&faultLabelColor == changedField)
    {
        m_reservoirView->scheduleReservoirGridGeometryRegen();
    }


    if (&showGeometryDetectedFaults == changedField ||
        &showFaultFaces == changedField ||
        &showOppositeFaultFaces == changedField ||
        &showNNCs == changedField ||
        &showFaultCollection == changedField ||
        &showFaultLabel == changedField ||
        &limitFaultsToFilter == changedField ||
        &faultLabelColor == changedField)
    {
        if (m_reservoirView) 
        {
            m_reservoirView->scheduleCreateDisplayModelAndRedraw();
        }
    }
}

//--------------------------------------------------------------------------------------------------
/// 
//--------------------------------------------------------------------------------------------------
void RimFaultCollection::setReservoirView(RimReservoirView* ownerReservoirView)
{
    m_reservoirView = ownerReservoirView;
}


//--------------------------------------------------------------------------------------------------
/// 
//--------------------------------------------------------------------------------------------------
caf::PdmFieldHandle* RimFaultCollection::objectToggleField()
{
    return &showFaultCollection;
}

//--------------------------------------------------------------------------------------------------
/// 
//--------------------------------------------------------------------------------------------------
RimFault* RimFaultCollection::findFaultByName(QString name)
{
    for (size_t i = 0; i < this->faults().size(); ++i)
    {
        if (this->faults()[i]->name() == name)
        {
            return this->faults()[i];
        }
    }
    return NULL;
}


//--------------------------------------------------------------------------------------------------
/// A comparing function used to sort Faults in the RimFaultCollection::syncronizeFaults() method
//--------------------------------------------------------------------------------------------------

bool faultComparator(const cvf::ref<RigFault>& a, const cvf::ref<RigFault>& b)
{
    CVF_TIGHT_ASSERT(a.notNull() && b.notNull());

    int compareValue = a->name().compare(b->name(), Qt::CaseInsensitive);
    
    return (compareValue < 0);
}

//--------------------------------------------------------------------------------------------------
/// 
//--------------------------------------------------------------------------------------------------
void RimFaultCollection::syncronizeFaults()
{
    if (!(m_reservoirView && m_reservoirView->eclipseCase() && m_reservoirView->eclipseCase()->reservoirData()) ) return;

    cvf::ref<cvf::Color3fArray> partColors = RivColorTableArray::colorTableArray();

    const cvf::Collection<RigFault> constRigFaults = m_reservoirView->eclipseCase()->reservoirData()->mainGrid()->faults();

    cvf::Collection<RigFault> rigFaults(constRigFaults);

    std::sort(rigFaults.begin(), rigFaults.end(), faultComparator);

    std::vector<caf::PdmPointer<RimFault> > newFaults;

    // Find corresponding fault from data model, or create a new
    for (size_t fIdx = 0; fIdx < rigFaults.size(); ++fIdx)
    {
        RimFault* rimFault = this->findFaultByName(rigFaults[fIdx]->name());

        if (!rimFault)
        {
            rimFault = new RimFault();
            rimFault->faultColor = partColors->get(fIdx % partColors->size());
        }

        rimFault->setFaultGeometry(rigFaults[fIdx].p());

        newFaults.push_back(rimFault);
    }

    this->faults().clear();
    this->faults().insert(0, newFaults);
}