/////////////////////////////////////////////////////////////////////////////////
//
//  Copyright (C) 2018-     Equinor 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.
//
/////////////////////////////////////////////////////////////////////////////////

#include "RimAnnotationCollection.h"

#include "RiaColorTables.h"
#include "RiaLogging.h"

#include "RimAnnotationGroupCollection.h"
#include "RimAnnotationLineAppearance.h"
#include "RimPolylinesFromFileAnnotation.h"
#include "RimReachCircleAnnotation.h"
#include "RimTextAnnotation.h"
#include "RimUserDefinedPolylinesAnnotation.h"

#include "RimAnnotationInViewCollection.h"
#include "RimGridView.h"
#include "RimProject.h"

#include <QString>

CAF_PDM_SOURCE_INIT( RimAnnotationCollection, "RimAnnotationCollection" );

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
RimAnnotationCollection::RimAnnotationCollection()
{
    CAF_PDM_InitObject( "Annotations", ":/Annotations16x16.png" );

    CAF_PDM_InitFieldNoDefault( &m_reachCircleAnnotations, "ReachCircleAnnotations", "Reach Circle Annotations" );
    CAF_PDM_InitFieldNoDefault( &m_userDefinedPolylineAnnotations,
                                "UserDefinedPolylineAnnotations",
                                "User Defined Polyline Annotations" );
    CAF_PDM_InitFieldNoDefault( &m_polylineFromFileAnnotations, "PolylineFromFileAnnotations", "Polylines From File" );

    m_reachCircleAnnotations.uiCapability()->setUiTreeHidden( true );
    m_userDefinedPolylineAnnotations.uiCapability()->setUiTreeHidden( true );
    m_polylineFromFileAnnotations.uiCapability()->setUiTreeHidden( true );

    m_reachCircleAnnotations         = new RimAnnotationGroupCollection();
    m_userDefinedPolylineAnnotations = new RimAnnotationGroupCollection();
    m_polylineFromFileAnnotations    = new RimAnnotationGroupCollection();

    m_reachCircleAnnotations->uiCapability()->setUiName( RimAnnotationGroupCollection::REACH_CIRCLE_ANNOTATION_UI_NAME );
    m_userDefinedPolylineAnnotations->uiCapability()->setUiName(
        RimAnnotationGroupCollection::USED_DEFINED_POLYLINE_ANNOTATION_UI_NAME );
    m_polylineFromFileAnnotations->uiCapability()->setUiName(
        RimAnnotationGroupCollection::POLYLINE_FROM_FILE_ANNOTATION_UI_NAME );

    m_reachCircleAnnotations->uiCapability()->setUiIconFromResourceString( ":/ReachCircle16x16.png" );
    m_userDefinedPolylineAnnotations->uiCapability()->setUiIconFromResourceString( ":/PolylinesFromFile16x16.png" );
    m_polylineFromFileAnnotations->uiCapability()->setUiIconFromResourceString( ":/PolylinesFromFile16x16.png" );
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
RimAnnotationCollection::~RimAnnotationCollection()
{
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RimAnnotationCollection::addAnnotation( RimReachCircleAnnotation* annotation )
{
    m_reachCircleAnnotations->addAnnotation( annotation );
    updateViewAnnotationCollections();
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RimAnnotationCollection::addAnnotation( RimUserDefinedPolylinesAnnotation* annotation )
{
    m_userDefinedPolylineAnnotations->addAnnotation( annotation );
    updateViewAnnotationCollections();
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RimAnnotationCollection::addAnnotation( RimPolylinesFromFileAnnotation* annotation )
{
    m_polylineFromFileAnnotations->addAnnotation( annotation );
    updateViewAnnotationCollections();
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
std::vector<RimReachCircleAnnotation*> RimAnnotationCollection::reachCircleAnnotations() const
{
    std::vector<RimReachCircleAnnotation*> annotations;
    for ( auto& a : m_reachCircleAnnotations->annotations() )
    {
        annotations.push_back( dynamic_cast<RimReachCircleAnnotation*>( a ) );
    }
    return annotations;
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
std::vector<RimUserDefinedPolylinesAnnotation*> RimAnnotationCollection::userDefinedPolylineAnnotations() const
{
    std::vector<RimUserDefinedPolylinesAnnotation*> annotations;
    for ( auto& a : m_userDefinedPolylineAnnotations->annotations() )
    {
        annotations.push_back( dynamic_cast<RimUserDefinedPolylinesAnnotation*>( a ) );
    }
    return annotations;
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
std::vector<RimPolylinesFromFileAnnotation*> RimAnnotationCollection::polylinesFromFileAnnotations() const
{
    std::vector<RimPolylinesFromFileAnnotation*> annotations;
    for ( auto& a : m_polylineFromFileAnnotations->annotations() )
    {
        annotations.push_back( dynamic_cast<RimPolylinesFromFileAnnotation*>( a ) );
    }
    return annotations;
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
RimPolylinesFromFileAnnotation* RimAnnotationCollection::importOrUpdatePolylinesFromFile( const QStringList& fileNames )
{
    QStringList                                  newFileNames;
    std::vector<RimPolylinesFromFileAnnotation*> polyLinesObjsToReload;

    for ( const QString& newFileName : fileNames )
    {
        bool isFound = false;
        for ( RimPolylinesFromFileAnnotation* polyLinesAnnot : polylinesFromFileAnnotations() )
        {
            if ( polyLinesAnnot->fileName() == newFileName )
            {
                polyLinesObjsToReload.push_back( polyLinesAnnot );
                isFound = true;
                break;
            }
        }

        if ( !isFound )
        {
            newFileNames.push_back( newFileName );
        }
    }

    size_t newLinesIdx = 0;
    for ( const QString& newFileName : newFileNames )
    {
        RimPolylinesFromFileAnnotation* newPolyLinesAnnot = new RimPolylinesFromFileAnnotation;

        auto newColor = RiaColorTables::categoryPaletteColors().cycledColor3f( lineBasedAnnotationsCount() );

        newPolyLinesAnnot->setFileName( newFileName );
        newPolyLinesAnnot->setDescriptionFromFileName();
        newPolyLinesAnnot->appearance()->setColor( newColor );

        m_polylineFromFileAnnotations->addAnnotation( newPolyLinesAnnot );
        polyLinesObjsToReload.push_back( newPolyLinesAnnot );

        ++newLinesIdx;
    }

    updateViewAnnotationCollections();

    reloadPolylinesFromFile( polyLinesObjsToReload );

    if ( !newFileNames.empty() )
    {
        return polylinesFromFileAnnotations().back();
    }
    else
    {
        return nullptr;
    }
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
size_t RimAnnotationCollection::lineBasedAnnotationsCount() const
{
    return m_reachCircleAnnotations->annotations().size() + m_userDefinedPolylineAnnotations->annotations().size() +
           m_polylineFromFileAnnotations->annotations().size();
}

//--------------------------------------------------------------------------------------------------
/// Update view-local annotation collections, to mirror the state in the global collection (this collection)
//--------------------------------------------------------------------------------------------------
void RimAnnotationCollection::updateViewAnnotationCollections()
{
    auto views = gridViewsContainingAnnotations();

    for ( const auto* view : views )
    {
        if ( view->annotationCollection() )
        {
            view->annotationCollection()->onGlobalCollectionChanged( this );
        }
    }
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RimAnnotationCollection::onAnnotationDeleted()
{
    updateViewAnnotationCollections();
    RimAnnotationCollectionBase::onAnnotationDeleted();
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
std::vector<caf::PdmObject*> RimAnnotationCollection::allPdmAnnotations() const
{
    std::vector<caf::PdmObject*> all;
    all.insert( all.end(), m_textAnnotations->m_annotations.begin(), m_textAnnotations->m_annotations.end() );
    all.insert( all.end(), m_reachCircleAnnotations->m_annotations.begin(), m_reachCircleAnnotations->m_annotations.end() );
    all.insert( all.end(),
                m_userDefinedPolylineAnnotations->m_annotations.begin(),
                m_userDefinedPolylineAnnotations->m_annotations.end() );
    all.insert( all.end(),
                m_polylineFromFileAnnotations->m_annotations.begin(),
                m_polylineFromFileAnnotations->m_annotations.end() );
    return all;
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RimAnnotationCollection::reloadPolylinesFromFile( const std::vector<RimPolylinesFromFileAnnotation*>& polyLinesObjsToReload )
{
    QString totalErrorMessage;

    for ( RimPolylinesFromFileAnnotation* polyLinesAnnot : polyLinesObjsToReload )
    {
        QString errormessage;

        polyLinesAnnot->readPolyLinesFile( &errormessage );
        if ( !errormessage.isEmpty() )
        {
            totalErrorMessage += "\nError in: " + polyLinesAnnot->fileName() + "\n\t" + errormessage;
        }
    }

    if ( !totalErrorMessage.isEmpty() )
    {
        RiaLogging::errorInMessageBox( nullptr, "Import Polylines", totalErrorMessage );
    }
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RimAnnotationCollection::loadDataAndUpdate()
{
    reloadPolylinesFromFile( polylinesFromFileAnnotations() );
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RimAnnotationCollection::onChildDeleted( caf::PdmChildArrayFieldHandle*      childArray,
                                              std::vector<caf::PdmObjectHandle*>& referringObjects )
{
    onAnnotationDeleted();
}