/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2017 CERN
* @author Alejandro García Montoro <alejandro.garciamontoro@gmail.com>
*
* This program 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 2
* of the License, or (at your option) any later version.
*
* This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef _SCH_EAGLE_PLUGIN_H_
#define _SCH_EAGLE_PLUGIN_H_

#include <wx/xml/xml.h>

#include <sch_line.h>
#include <sch_io_mgr.h>
#include <eagle_parser.h>
#include <lib_draw_item.h>
#include <dlist.h>

class KIWAY;
class LINE_READER;
class SCH_SCREEN;
class SCH_SHEET;
class SCH_BITMAP;
class SCH_JUNCTION;
class SCH_NO_CONNECT;
class SCH_LINE;
class SCH_BUS_ENTRY_BASE;
class SCH_TEXT;
class SCH_GLOBALLABEL;
class SCH_COMPONENT;
class SCH_FIELD;
class PROPERTIES;
class SCH_EAGLE_PLUGIN_CACHE;
class LIB_PART;
class PART_LIB;
class LIB_ALIAS;
class LIB_CIRCLE;
class LIB_RECTANGLE;
class LIB_POLYLINE;
class LIB_PIN;
class LIB_TEXT;



/**
 * Class SCH_EAGLE_PLUGIN
 * is a #SCH_PLUGIN derivation for loading 6.x+ Eagle schematic files.
 *
 *
 * As with all SCH_PLUGINs there is no UI dependencies i.e. windowing
 * calls allowed.
 */

typedef struct EAGLE_LIBRARY
{
    std::string name;
    std::unordered_map<std::string, LIB_PART*> kicadsymbols;
    std::unordered_map<std::string, wxXmlNode*> symbolnodes;
    std::unordered_map<std::string, int> gate_unit;
    std::unordered_map<std::string, std::string> package;

} EAGLE_LIBRARY;

typedef  std::map<std::string, EPART*> EPART_LIST;

class SCH_EAGLE_PLUGIN : public SCH_PLUGIN
{
public:

    SCH_EAGLE_PLUGIN();
    ~SCH_EAGLE_PLUGIN();

    const wxString GetName() const override;

    const wxString GetFileExtension() const override;

    int GetModifyHash() const override;

    void SaveLibrary( const wxString& aFileName, const PROPERTIES* aProperties = NULL ) override;

    SCH_SHEET* Load( const wxString& aFileName, KIWAY* aKiway, SCH_SHEET* aAppendToMe = NULL,
                     const PROPERTIES* aProperties = NULL ) override;

    void Save( const wxString& aFileName, SCH_SCREEN* aSchematic, KIWAY* aKiway,
               const PROPERTIES* aProperties = NULL ) override;

    size_t GetSymbolLibCount( const wxString& aLibraryPath,
                              const PROPERTIES* aProperties = NULL ) override;

    void EnumerateSymbolLib( wxArrayString& aAliasNameList, const wxString& aLibraryPath,
                             const PROPERTIES* aProperties = NULL ) override;

    LIB_ALIAS* LoadSymbol( const wxString& aLibraryPath, const wxString& aAliasName,
                           const PROPERTIES* aProperties = NULL ) override;

    void SaveSymbol( const wxString& aLibraryPath, const LIB_PART* aSymbol,
                     const PROPERTIES* aProperties = NULL ) override;

    void DeleteAlias( const wxString& aLibraryPath, const wxString& aAliasName,
                      const PROPERTIES* aProperties = NULL ) override;

    void DeleteSymbol( const wxString& aLibraryPath, const wxString& aAliasName,
                       const PROPERTIES* aProperties = NULL ) override;

    void CreateSymbolLib( const wxString& aLibraryPath,
                          const PROPERTIES* aProperties = NULL ) override;

    bool DeleteSymbolLib( const wxString& aLibraryPath,
                          const PROPERTIES* aProperties = NULL ) override;

    bool IsSymbolLibWritable( const wxString& aLibraryPath ) override;

    void SymbolLibOptions( PROPERTIES* aListToAppendTo ) const override;

    bool CheckHeader( const wxString& aFileName ) override;

private:
    void loadDrawing( wxXmlNode* aDrawingNode );
    void loadSchematic( wxXmlNode* aSchematicNode );
    void loadSheet( wxXmlNode* aSheetNode );
    void loadInstance( wxXmlNode* aInstanceNode );
    void loadModuleinst( wxXmlNode* aModuleinstNode );
    EAGLE_LIBRARY* loadLibrary( wxXmlNode* aLibraryNode );
    void countNets( wxXmlNode* aSchematicNode );
    void addBusEntries();

    wxPoint findNearestLinePoint(wxPoint aPoint, const DLIST< SCH_LINE >& lines);

    void                loadSegments( wxXmlNode* aSegmentsNode, const wxString& aNetName,
            const wxString& aNetClass );
    SCH_LINE*           loadSignalWire( wxXmlNode* aWireNode );
    SCH_TEXT*           loadLabel( wxXmlNode* aLabelNode, const wxString& aNetName, const DLIST< SCH_LINE >& segmentWires);
    SCH_JUNCTION*       loadJunction( wxXmlNode* aJunction );
    SCH_TEXT*           loadplaintext( wxXmlNode* aSchText );

    void loadSymbol(wxXmlNode *aSymbolNode, LIB_PART* aPart, EDEVICE* aDevice, int gateNumber, string gateName);
    LIB_CIRCLE*     loadSymbolCircle( LIB_PART* aPart, wxXmlNode* aCircleNode );
    LIB_RECTANGLE*  loadSymbolRectangle( LIB_PART* aPart, wxXmlNode* aRectNode );
    LIB_POLYLINE*   loadSymbolPolyLine( LIB_PART* aPart, wxXmlNode* aRectNode );
    LIB_POLYLINE*   loadSymbolWire( LIB_PART* aPart, wxXmlNode* aWireNode );
    LIB_PIN*        loadPin( LIB_PART*, wxXmlNode* );
    LIB_TEXT*       loadSymboltext(  LIB_PART* aPart, wxXmlNode* aLibText );

    KIWAY* m_kiway;      ///< For creating sub sheets.
    SCH_SHEET* m_rootSheet; ///< The root sheet of the schematic being loaded..
    SCH_SHEET* m_currentSheet; ///< The current sheet of the schematic being loaded..
    wxString m_version; ///< Eagle file version.
    wxFileName m_filename;
    PART_LIB* m_partlib; ///< symbol library for imported file.

    EPART_LIST m_partlist;
    std::map<std::string, EAGLE_LIBRARY*> m_eaglelibraries;

    EDA_RECT sheetBoundingBox;
    std::map<std::string, int > m_NetCounts;


protected:
};

#endif  // _SCH_EAGLE_PLUGIN_H_