/////////////////////////////////////////////////////////////////////////////////
//
//  Copyright (C) 2017 Statoil ASA
// 
//  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.
//
/////////////////////////////////////////////////////////////////////////////////

#pragma once

#include "RifEclipseDataTableFormatter.h"

#include "RigWellLogExtractionTools.h"
#include "RigWellPathIntersectionTools.h"
#include "RigCompletionData.h"

#include "RicExportCompletionDataSettingsUi.h"

#include "cafCmdFeature.h"

#include "cvfBoundingBox.h"


class RigCell;
class RigEclipseCaseData;
class RigMainGrid;
class RimEclipseCase;
class RimFishbonesMultipleSubs;
class RimSimWellInView;
class RimWellPath;

//==================================================================================================
/// 
//==================================================================================================
struct WellSegmentLateralIntersection {
    WellSegmentLateralIntersection(int segmentNumber, 
                                   int attachedSegmentNumber, 
                                   size_t cellIndex, 
                                   double length, 
                                   double depth, 
                                   const cvf::Vec3d& lengthsInCell)
        : segmentNumber(segmentNumber),
          attachedSegmentNumber(attachedSegmentNumber),
          cellIndex(cellIndex),
          mdFromPreviousIntersection(length),
          tvdChangeFromPreviousIntersection(depth),
          lengthsInCell(lengthsInCell),
          mainBoreCell(false)
    {}

    int                      segmentNumber;
    int                      attachedSegmentNumber;
    size_t                   cellIndex;
    bool                     mainBoreCell;
    double                   mdFromPreviousIntersection;
    double                   tvdChangeFromPreviousIntersection;
    cvf::Vec3d               lengthsInCell;
};

//==================================================================================================
/// 
//==================================================================================================
struct WellSegmentLateral {
    WellSegmentLateral(size_t lateralIndex)
        : lateralIndex(lateralIndex),
          branchNumber(0)
    {}

    size_t                                      lateralIndex;
    int                                         branchNumber;
    std::vector<WellSegmentLateralIntersection> intersections;
};

//==================================================================================================
/// 
//==================================================================================================
struct WellSegmentLocation {
    WellSegmentLocation(const RimFishbonesMultipleSubs* subs, double measuredDepth, double trueVerticalDepth, size_t subIndex, int segmentNumber = -1)
        : fishbonesSubs(subs),
          measuredDepth(measuredDepth),
          trueVerticalDepth(trueVerticalDepth),
          subIndex(subIndex),
          segmentNumber(segmentNumber),
          icdBranchNumber(-1),
          icdSegmentNumber(-1)
    {
    }

    const RimFishbonesMultipleSubs*       fishbonesSubs;
    double                                measuredDepth;
    double                                trueVerticalDepth;
    size_t                                subIndex;
    int                                   segmentNumber;
    int                                   icdBranchNumber;
    int                                   icdSegmentNumber;
    std::vector<WellSegmentLateral>       laterals;
};

//==================================================================================================
/// 
//==================================================================================================
struct EclipseCellIndexRange {
    size_t i;
    size_t j;
    size_t k1;
    size_t k2;
};

//==================================================================================================
/// 
//==================================================================================================
typedef std::tuple<size_t, size_t, size_t> EclipseCellIndex;

//==================================================================================================
/// 
//==================================================================================================
class RicWellPathExportCompletionDataFeature : public caf::CmdFeature
{
    CAF_CMD_HEADER_INIT;
protected:

    // Overrides
    virtual bool isCommandEnabled() override;
    virtual void onActionTriggered(bool isChecked) override;
    virtual void setupActionLook(QAction* actionToSetup) override;

    std::vector<RimWellPath*>                    selectedWellPaths();
    std::vector<RimSimWellInView*>               selectedSimWells();

    bool                                         noWellPathsSelectedDirectly();

public:
    static std::vector<WellSegmentLocation>      findWellSegmentLocations(const RimEclipseCase* caseToApply, const RimWellPath* wellPath);
    static std::vector<WellSegmentLocation>      findWellSegmentLocations(const RimEclipseCase* caseToApply, const RimWellPath* wellPath, const std::vector<RimFishbonesMultipleSubs*>& fishbonesSubs);

    //functions also used by RicFishbonesTransmissibilityCalculationFeatureImp
    static std::set<size_t>                      findIntersectedCells(const RigEclipseCaseData* grid, const std::vector<cvf::Vec3d>& coords);
    static void                                  markWellPathCells(const std::vector<size_t>& wellPathCells, std::vector<WellSegmentLocation>* locations);
    static CellDirection                         calculateDirectionInCell(RimEclipseCase* eclipseCase, size_t cellIndex, const cvf::Vec3d& lengthsInCell);
    
    static double                                calculateTransmissibility(RimEclipseCase* eclipseCase, 
                                                                           const RimWellPath* wellPath, 
                                                                           const cvf::Vec3d& internalCellLengths, 
                                                                           double skinFactor, 
                                                                           double wellRadius, 
                                                                           size_t cellIndex, 
                                                                           bool useLateralNTG, 
                                                                           size_t volumeScaleConstant = 1, 
                                                                           CellDirection directionForVolumeScaling = CellDirection::DIR_I);
    static double                                calculateTransmissibilityAsEclipseDoes(RimEclipseCase* eclipseCase,
                                                                                        double skinFactor,
                                                                                        double wellRadius,
                                                                                        size_t cellIndex,
                                                                                        CellDirection direction);
    static void                                  exportCompletions(const std::vector<RimWellPath*>& wellPaths, const std::vector<RimSimWellInView*>& simWells, const RicExportCompletionDataSettingsUi& exportSettings);

private:
    static RigCompletionData                     combineEclipseCellCompletions(const std::vector<RigCompletionData>& completions, 
                                                                               const RicExportCompletionDataSettingsUi& settings);
    static void                                  printCompletionsToFile(const QString& exportFolder, const QString& fileName, std::vector<RigCompletionData>& completions, RicExportCompletionDataSettingsUi::CompdatExportType exportType);
    static std::vector<RigCompletionData>        getCompletionsForWellAndCompletionType(const std::vector<RigCompletionData>& completions, const QString& wellName, RigCompletionData::CompletionType completionType);
    static std::map<IJKCellIndex, std::vector<RigCompletionData> > getCompletionsForWell(const std::map<IJKCellIndex, std::vector<RigCompletionData>>& cellToCompletionMap, const QString& wellName);

    static void                                  generateCompdatTable(RifEclipseDataTableFormatter& formatter, const std::vector<RigCompletionData>& completionData);
    static void                                  generateWpimultTable(RifEclipseDataTableFormatter& formatter, const std::vector<RigCompletionData>& completionData);

    static std::vector<RigCompletionData>        generatePerforationsCompdatValues(const RimWellPath* wellPath, const RicExportCompletionDataSettingsUi& settings);

    static bool                                  wellSegmentLocationOrdering(const WellSegmentLocation& first, const WellSegmentLocation& second);
    static bool                                  isPointBetween(const cvf::Vec3d& pointA, const cvf::Vec3d& pointB, const cvf::Vec3d& needle);
    static void                                  assignLateralIntersections(const RimEclipseCase* caseToApply, WellSegmentLocation* location, int* branchNum, int* segmentNum);
    static void                                  assignLateralIntersectionsAndBranchAndSegmentNumbers(const RimEclipseCase* caseToApply, std::vector<WellSegmentLocation>* locations);

    static void                                  appendCompletionData(std::map<IJKCellIndex, std::vector<RigCompletionData> >* completionData, const std::vector<RigCompletionData>& data);

};