/************************************************************************
 **
 **  @file   vabstracttool.h
 **  @author Roman Telezhynskyi <dismine(at)gmail.com>
 **  @date   November 15, 2013
 **
 **  @brief
 **  @copyright
 **  This source code is part of the Valentine project, a pattern making
 **  program, whose allow create and modeling patterns of clothing.
 **  Copyright (C) 2013-2015 Valentina project
 **  <https://bitbucket.org/dismine/valentina> All Rights Reserved.
 **
 **  Valentina 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.
 **
 **  Valentina 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 for more details.
 **
 **  You should have received a copy of the GNU General Public License
 **  along with Valentina.  If not, see <http://www.gnu.org/licenses/>.
 **
 *************************************************************************/

#ifndef VABSTRACTTOOL_H
#define VABSTRACTTOOL_H

#include <qcompilerdetection.h>
#include <QMap>
#include <QMetaObject>
#include <QObject>
#include <QString>
#include <QStringList>
#include <Qt>
#include <QtGlobal>

#include "../ifc/xml/vabstractpattern.h"
#include "../ifc/xml/vabstractpattern.h"
#include "../vtools/visualization/visualization.h"
#include "../vmisc/vabstractapplication.h"
#include "../vmisc/def.h"
#include "../vwidgets/vmaingraphicsscene.h"
#include "vdatatool.h"

class VGraphicsSimpleTextItem;
class VAbstractNode;

struct VAbstractToolInitData
{
    VAbstractToolInitData()
        : id(NULL_ID),
          scene(nullptr),
          doc(nullptr),
          data(nullptr),
          parse(Document::FullParse),
          typeCreation(Source::FromFile)
    {}

    /** @brief id tool id, 0 if tool doesn't exist yet.*/
    quint32             id;
    VMainGraphicsScene *scene;
    VAbstractPattern   *doc;
    VContainer         *data;
    Document            parse;
    Source              typeCreation;
};

/**
 * @brief The VAbstractTool abstract class for all tools.
 */
class VAbstractTool: public VDataTool
{
    Q_OBJECT
public:
    VAbstractTool(VAbstractPattern *doc, VContainer *data, quint32 id, QObject *parent = nullptr);
    virtual ~VAbstractTool() Q_DECL_OVERRIDE;
    quint32                 getId() const;

    static const QString AttrInUse;

    static qreal CheckFormula(const quint32 &toolId, QString &formula, VContainer *data);

    static const QStringList      Colors();
    static QMap<QString, QString> ColorsList();

    static void AddRecord(const quint32 id, const Tool &toolType, VAbstractPattern *doc);
    static void AddNodes(VAbstractPattern *doc, QDomElement &domElement, const VPiecePath &path);
    static void AddNodes(VAbstractPattern *doc, QDomElement &domElement, const VPiece &piece);

    const VContainer        *getData() const;

    QMap<QString, quint32>  PointsList() const;
    virtual QString         getTagName() const =0;
    virtual void            ShowVisualization(bool show) =0;

    template<typename T>
    static quint32 CreateNode(VContainer *data, quint32 id);
public slots:
    /**
     * @brief FullUpdateFromFile update tool data form file.
     */
    virtual void            FullUpdateFromFile()=0;
    virtual void            AllowHover(bool enabled)=0;
    virtual void            AllowSelecting(bool enabled)=0;
    virtual void            ToolSelectionType(const SelectionType &type);
signals:
    /**
     * @brief toolhaveChange emit if tool create change that need save.
     */
    void                    toolhaveChange();
    /**
     * @brief ChoosedTool emit if object was clicked.
     * @param id object id in container.
     * @param type type of scene object.
     */
    void                    ChoosedTool(quint32 id, SceneObject type);
    /**
     * @brief FullUpdateTree emit if need reparse pattern file.
     */
    void                    LiteUpdateTree(const Document &parse);

    void                    ToolTip(const QString &toolTip);
protected:
    /** @brief doc dom document container */
    VAbstractPattern         *doc;

    /** @brief id object id. */
    const quint32            m_id;

    QPointer<Visualization> vis;
    SelectionType           selectionType;

    /**
     * @brief AddToFile add tag with informations about tool into file.
     */
    virtual void            AddToFile()=0;
    /**
     * @brief RefreshDataInFile refresh attributes in file. If attributes don't exist create them.
     */
    virtual void            RefreshDataInFile();
    /**
     * @brief RemoveReferens decrement value of reference.
     */
    virtual void            RemoveReferens() {}
    virtual void            DeleteTool(bool ask = true);
    static int              ConfirmDeletion();

    template <typename T>
    void AddVisualization();

    virtual void SetVisualization()=0;
    virtual void ToolCreation(const Source &typeCreation);

    static QDomElement AddSANode(VAbstractPattern *doc, const QString &tagName, const VPieceNode &node);
    static void        AddNode(VAbstractPattern *doc, QDomElement &domElement, const VPieceNode &node);

    static QVector<VPieceNode> PrepareNodes(const VPiecePath &path, VMainGraphicsScene *scene, VAbstractPattern *doc,
                                            VContainer *data);
    static quint32 PrepareNode(const VPieceNode &node, VMainGraphicsScene *scene, VAbstractPattern *doc,
                               VContainer *data);
private:
    Q_DISABLE_COPY(VAbstractTool)
};

//---------------------------------------------------------------------------------------------------------------------
/**
 * @brief getId return object id.
 * @return id.
 */
inline quint32 VAbstractTool::getId() const
{
    return m_id;
}

//---------------------------------------------------------------------------------------------------------------------
/**
 * @brief getData return pointer to data container.
 * @return container.
 */
inline const VContainer *VAbstractTool::getData() const
{
    return &data;
}

//---------------------------------------------------------------------------------------------------------------------
template <typename T>
inline void VAbstractTool::AddVisualization()
{
    T *visual = new T(getData());
    VMainGraphicsScene *scene = qobject_cast<VMainGraphicsScene *>(qApp->getCurrentScene());
    SCASSERT(scene != nullptr)
    scene->addItem(visual);

    connect(visual, &Visualization::ToolTip, this, &VAbstractTool::ToolTip);
    vis = visual;
}

//---------------------------------------------------------------------------------------------------------------------
template<typename T>
/**
 * @brief CreateNode create new node for detail.
 * @param data container.
 * @param id id parent object.
 * @return id for new object.
 */
quint32 VAbstractTool::CreateNode(VContainer *data, quint32 id)
{
    //We can't use exist object. Need create new.
    T *node = new T(*data->GeometricObject<T>(id).data());
    node->setMode(Draw::Modeling);
    return data->AddGObject(node);
}

#endif // VABSTRACTTOOL_H