/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2020 Roberto Fernandez Bautista <@Qbort>
 * Copyright (C) 2020 KiCad Developers, see AUTHORS.txt for contributors.
 *
 * 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 3 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/>.
 */

/**
 * @file cadstar_pcb_archive_parser.cpp
 * @brief Reads in a CADSTAR PCB Archive (*.cpa) file
 */

#ifndef CADSTAR_PCB_ARCHIVE_PARSER_H_
#define CADSTAR_PCB_ARCHIVE_PARSER_H_

#include <cadstar_common.h>
#include <map>
#include <vector>

const long CPA_UNDEFINED = -1; //<Undefined Parameter

typedef wxString CPA_ID;


//=================================
// HEADER
//=================================


struct CPA_FORMAT
{
    wxString Type;
    long     SomeInt; //<unsure what this parameter is used for
    long     Version; //<Archive version number (e.g. 21 => CADSTAR 2018.0 and 2019.0 arhive,
                      // 20=> CADSTAR 18.0 archive, 19=> CADSTAR 17.0 archive, etc.)
    void Parse( XNODE* aNode );
};


struct CPA_TIMESTAMP
{
    long Year;
    long Month;
    long Day;
    long Hour;
    long Minute;
    long Second;

    void Parse( XNODE* aNode );
};

//Note: there are possibly several other resolutions, but HUNDREDTH MICRON is only one known
enum class CPA_RESOLUTION
{
    HUNDREDTH_MICRON
};


struct CPA_HEADER
{
    CPA_FORMAT     Format;
    wxString       JobFile;
    wxString       JobTitle;
    wxString       Generator;
    CPA_RESOLUTION Resolution;
    CPA_TIMESTAMP  Timestamp;

    void Parse( XNODE* aNode );
};


//=================================
// ASSIGNMENTS
//=================================

//.................................
// ASSIGNMENTS -> LAYERDEFS
//.................................


/**
 * @brief subset of CPA_LAYER_TYPE - for materials only
*/
enum class CPA_MATERIAL_LAYER_TYPE
{
    CONSTRUCTION,
    ELECTRICAL,
    NON_ELECTRICAL
};


struct CPA_MATERIAL
{
    CPA_ID                  ID;
    wxString                Name;
    CPA_MATERIAL_LAYER_TYPE Type; //<Type of layer appropriate for the material being set up
    CADSTAR_COMMON::EVALUE  Permittivity;
    CADSTAR_COMMON::EVALUE  LossTangent;
    CADSTAR_COMMON::EVALUE  Resistivity; //< x10^-8 ohm*metre

    void Parse( XNODE* aNode );
};


enum class CPA_LAYER_TYPE
{
    UNDEFINED,   //< Only used for error detection
    ALLLAYER,    //< Inbuilt layer type (cannot be assigned to user layers)
    ALLELEC,     //< Inbuilt layer type (cannot be assigned to user layers)
    ALLDOC,      //< Inbuilt layer type (cannot be assigned to user layers)
    NOLAYER,     //< Inbuilt layer type (cannot be assigned to user layers)
    ASSCOMPCOPP, //< Inbuilt layer type (cannot be assigned to user layers)
    JUMPERLAYER, //< Inbuilt layer type (cannot be assigned to user layers)
    ELEC,
    POWER,
    NONELEC, //< This type has subtypes
    CONSTRUCTION,
    DOC
};


enum class CPA_LAYER_SUBTYPE
{
    LAYERSUBTYPE_NONE,
    LAYERSUBTYPE_SILKSCREEN,
    LAYERSUBTYPE_PLACEMENT,
    LAYERSUBTYPE_ASSEMBLY,
    LAYERSUBTYPE_SOLDERRESIST,
    LAYERSUBTYPE_PASTE
};


enum class CPA_ROUTING_BIAS
{
    UNBIASED,   //<Keyword "UNBIASED" (default)
    X,          //<Keyword "X_BIASED"
    Y,          //<Keyword "Y_BIASED"
    ANTI_ROUTE, //<Keyword "ANTITRACK"
    OBSTACLE    //<Keyword "OBSTACLE"
};


enum class CPA_EMBEDDING
{
    NONE,
    ABOVE,
    BELOW
};

typedef long CPA_PHYSICAL_LAYER;

struct CPA_LAYER
{
    CPA_ID             ID;
    wxString           Name;
    CPA_LAYER_TYPE     Type          = CPA_LAYER_TYPE::UNDEFINED;
    CPA_LAYER_SUBTYPE  SubType       = CPA_LAYER_SUBTYPE::LAYERSUBTYPE_NONE;
    CPA_PHYSICAL_LAYER PhysicalLayer = CPA_UNDEFINED; //< If CPA_UNDEFINED, no physical layer is
                                                      //  assigned (e.g. documentation and
                                                      //  construction layers)
    CPA_ID           SwapLayerID = wxEmptyString;     //< If empty, no swap layer
    CPA_ROUTING_BIAS RoutingBias = CPA_ROUTING_BIAS::UNBIASED;
    long             Thickness   = 0; //< Note: Units of length are defined in file header
    CPA_ID           MaterialId;
    CPA_EMBEDDING    Embedding = CPA_EMBEDDING::NONE;

    void Parse( XNODE* aNode );
};


struct CPA_LAYERDEFS
{
    std::map<CPA_ID, CPA_MATERIAL> Materials;
    std::map<CPA_ID, CPA_LAYER>    Layers;
    std::vector<CPA_ID>            LayerStack;

    void Parse( XNODE* aNode );
};


//.................................
// ASSIGNMENTS -> CODEDEFS
//.................................

enum class CPA_LINESTYLE
{
    SOLID,
    DASH,
    DASHDOT,
    DASHDOTDOT,
    DOT
};

struct CPA_LINECODE
{
    CPA_ID        ID;
    wxString      Name;
    long          Width;
    CPA_LINESTYLE Style;

    void Parse( XNODE* aNode );
};


struct CPA_HATCH
{
    long Step;
    long LineWidth;
    long OrientAngle; //< 1/1000 of a Degree

    void Parse( XNODE* aNode );
};


struct CPA_HATCHCODE
{
    CPA_ID                 ID;
    wxString               Name;
    std::vector<CPA_HATCH> Hatches;

    void Parse( XNODE* aNode );
};


const long CPA_FONT_NORMAL = 400;
const long CPA_FONT_BOLD   = 700;


struct CPA_FONT
{
    wxString Name  = wxT( "CADSTAR" );
    long Modifier1 = CPA_FONT_NORMAL; //< It seems this is related to weight. 400=Normal, 700=Bold.
    long Modifier2 = 0;               //< It seems this is always 0 regardless of settings
    bool KerningPairs = false; //< From CADSTAR Help: "Kerning Pairs is for causing the system to
                               //automatically reduce the spacing between certain pairs of
                               //characters in order to improve the appearance of the text"
    bool Italic = false;

    void Parse( XNODE* aNode );
};


struct CPA_TEXTCODE
{
    CPA_ID   ID;
    wxString Name;
    long     LineWidth;
    long     Height;
    long     Width; //< Defaults to 0 if using system fonts or, if using CADSTAR font, default to
                    //equal height (1:1 aspect ratio). Allows for system fonts to be rendered in
                    //a different aspect ratio.
    CPA_FONT Font;

    void Parse( XNODE* aNode );
};


struct CPA_ROUTECODE
{
    CPA_ID   ID;
    wxString Name;
    long     OptimalWidth;
    long     MinWidth;
    long     MaxWidth;
    long     NeckedWidth;

    void Parse( XNODE* aNode );
};


struct CPA_COPREASSIGN
{
    CPA_ID LayerID;
    long   CopperWidth;

    void Parse( XNODE* aNode );
};


struct CPA_COPPERCODE
{
    CPA_ID                       ID;
    wxString                     Name;
    long                         CopperWidth;
    std::vector<CPA_COPREASSIGN> Reassigns;

    void Parse( XNODE* aNode );
};


struct CPA_SPACINGCODE
{
    wxString Code;
    long     Spacing;

    void Parse( XNODE* aNode );
};


enum class CPA_SHAPE_TYPE
{
    ANNULUS,
    BULLET,
    CIRCLE, //<Keyword "ROUND"
    DIAMOND,
    FINGER,
    OCTAGON,
    RECTANGLE,
    ROUNDED_RECT, //<Keyword "ROUNDED"
    SQUARE
};


struct CPA_PAD_SHAPE
{
    CPA_SHAPE_TYPE ShapeType;
    long           Size            = CPA_UNDEFINED;
    long           LeftLength      = CPA_UNDEFINED;
    long           RightLength     = CPA_UNDEFINED;
    long           InternalFeature = CPA_UNDEFINED;
    long           OrientAngle     = 0; //< 1/1000 of a Degree

    static bool IsShape( XNODE* aNode );
    void        Parse( XNODE* aNode );
};


struct CPA_PADREASSIGN
{
    CPA_ID        LayerID;
    CPA_PAD_SHAPE Shape;

    void Parse( XNODE* aNode ); //TODO Implement
};


struct CPA_PADCODE
{
    CPA_ID        ID;
    wxString      Name;
    CPA_PAD_SHAPE Shape;
    long          ReliefClearance = CPA_UNDEFINED; //< if undefined inherits from design
    long          ReliefWidth     = CPA_UNDEFINED; //< if undefined inherits from design
    bool          Plated          = true;
    long          DrillDiameter   = CPA_UNDEFINED;
    long          DrillOversize   = CPA_UNDEFINED;
    long          SlotLength      = CPA_UNDEFINED;
    long          SlotOrientation = CPA_UNDEFINED;
    long          DrillXoffset    = CPA_UNDEFINED;
    long          DrillYoffset    = CPA_UNDEFINED;

    std::vector<CPA_PADREASSIGN> Reassigns;

    void Parse( XNODE* aNode );
};


struct CPA_VIAREASSIGN
{
    CPA_ID        LayerID;
    CPA_PAD_SHAPE Shape;

    void Parse( XNODE* aNode );
};


struct CPA_VIACODE
{
    CPA_ID        ID;
    wxString      Name;
    CPA_PAD_SHAPE Shape;
    long          ReliefClearance = CPA_UNDEFINED; //< if undefined inherits from design
    long          ReliefWidth     = CPA_UNDEFINED; //< if undefined inherits from design
    long          DrillDiameter   = CPA_UNDEFINED;
    long          DrillOversize   = CPA_UNDEFINED;

    std::vector<CPA_VIAREASSIGN> Reassigns;

    void Parse( XNODE* aNode );
};


struct CPA_LAYERPAIR
{
    CPA_ID             ID;
    wxString           Name;
    CPA_PHYSICAL_LAYER PhysicalLayerStart;
    CPA_PHYSICAL_LAYER PhysicalLayerEnd;
    CPA_ID             ViacodeID;

    void Parse( XNODE* aNode );
};


enum class CPA_ATTROWNER
{
    ALL_ITEMS,
    AREA,
    BOARD,
    COMPONENT,
    CONNECTION,
    COPPER,
    DOCSYMBOL,
    FIGURE,
    NET,
    NETCLASS,
    PART,            //< Only library Attributes
    PART_DEFINITION, //< Only library Attributes
    PIN,
    SYMDEF,
    TEMPLATE,
    TESTPOINT
};


enum class CPA_ATTRUSAGE
{
    BOTH,            //< From CADSTAR Help: Assigned to both Schematic symbols and PCB components,
                     //  and displayed on Schematic and PCB designs.
    COMPONENT,       //< From CADSTAR Help: Assigned to PCB components and displayed on PCB designs
    PART_DEFINITION, //< From CADSTAR Help: Assigned to Parts library Definitions and displayed
                     //  by the Library searcher
    PART_LIBRARY,    //< From CADSTAR Help: Only used by non-Cadstar applicationws
    SYMBOL,          //< From CADSTAR Help: Assigned to Schematic Symbols and displayed on
                     //  Schematic Designs
    UNDEFINED        //< Note: It seems that some attribute have no "ATTRUSAGE" defined. It appears
                     // that the attributes that fall under this category arethe ones associated
                     // with the design itself (i.e. not inherited from the library)
};

/**
 * @brief NOTE from CADSTAR help: To convert a Part Definition Attribute into a hyperlink, prefix
 * the attribute name with "Link "
 */
struct CPA_ATTRNAME
{
    CPA_ID        ID;
    wxString      Name;
    CPA_ATTROWNER AttributeOwner = CPA_ATTROWNER::ALL_ITEMS;
    CPA_ATTRUSAGE AttributeUsage = CPA_ATTRUSAGE::UNDEFINED;
    bool          NoTransfer     = false; //< True="All Design Types", False="Current Design Type"
            // "All Design Types" Description from CADSTAR Help: "The selected
            //  attribute name will beavailable when any design is displayed"
            // "Current Design Type" From CADSTAR Help: This restricts the
            // availability of the selectedattribute name to the current design.

    void Parse( XNODE* aNode );
};


struct CPA_ATTRIBUTE_VALUE
{
    CPA_ID   AttributeID;
    wxString Value;

    void Parse( XNODE* aNode );
};


struct CPA_NETCLASS
{
    CPA_ID                           ID;
    wxString                         Name;
    std::vector<CPA_ATTRIBUTE_VALUE> Attributes;

    void Parse( XNODE* aNode );
};


struct CPA_SPCCLASSNAME
{
    CPA_ID   ID;
    wxString Name;

    void Parse( XNODE* aNode );
};

const CPA_ID CPA_NO_SPACE_CLASS_ID = wxT( "NO_SPACE_CLASS" ); //< Default spacing class

struct CPA_SPCCLASSSPACE
{
    CPA_ID SpacingClassID1;
    CPA_ID SpacingClassID2;
    CPA_ID LayerID; //< Normally LAY0, which corresponds to (All Layers)
    long   Spacing;

    void Parse( XNODE* aNode );
};


struct CPA_CODEDEFS
{
    std::map<CPA_ID, CPA_LINECODE>     LineCodes;
    std::map<CPA_ID, CPA_HATCHCODE>    HatchCodes;
    std::map<CPA_ID, CPA_TEXTCODE>     TextCodes;
    std::map<CPA_ID, CPA_ROUTECODE>    RouteCodes;
    std::map<CPA_ID, CPA_COPPERCODE>   CopperCodes;
    std::vector<CPA_SPACINGCODE>       SpacingCodes; //<Design Rules. E.g. "A_A" = Comp to Comp
    std::map<CPA_ID, CPA_PADCODE>      PadCodes;
    std::map<CPA_ID, CPA_VIACODE>      ViaCodes;
    std::map<CPA_ID, CPA_LAYERPAIR>    LayerPairs; //< Default vias to use between pairs of layers
    std::map<CPA_ID, CPA_ATTRNAME>     AttributeNames;
    std::map<CPA_ID, CPA_NETCLASS>     NetClasses;
    std::map<CPA_ID, CPA_SPCCLASSNAME> SpacingClassNames;
    std::vector<CPA_SPCCLASSSPACE>     SpacingClasses;

    void Parse( XNODE* aNode ); //TODO Implement
};


struct CPA_ASSIGNMENTS
{
    CPA_LAYERDEFS Layerdefs;
    CPA_CODEDEFS  Codedefs;
    //TODO Add technology, grids, etc.
};


//=================================
// CPA_FILE
//=================================

/**
 * @brief Represents a CADSTAR PCB Archive (CPA) file
 */
class CPA_FILE
{
public:
    explicit CPA_FILE( wxString aFilename ) : Filename( aFilename )
    {
    }

    /**
     * @brief Parses the file
     * @throw IO_ERROR if file could not be opened or there was
     * an error while parsing
     */
    void Parse();

    wxString Filename;

    CPA_HEADER      Header;
    CPA_ASSIGNMENTS Assignments;
    //TODO Add Library, Defaults, Parts, etc..

    int KiCadUnitMultiplier; //<Use this value to convert units in this CPA file to KiCad units
};


#endif // CADSTAR_PCB_ARCHIVE_PARSER_H_