/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2016-2017 CERN
 * Copyright (C) 2021 KiCad Developers, see AUTHORS.txt for contributors.
 *
 * @author Maciej Suminski <maciej.suminski@cern.ch>
 *
 * 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, you may find one here:
 * https://www.gnu.org/licenses/gpl-3.0.html
 * or you may search the http://www.gnu.org website for the version 3 license,
 * or you may write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
 */

#ifndef DIALOG_SPICE_MODEL_H
#define DIALOG_SPICE_MODEL_H

#include <dialog_spice_model_base.h>
#include <netlist_exporter_pspice.h>
#include <scintilla_tricks.h>

#include <sim/spice_value.h>
#include <sch_symbol.h>
#include <sch_field.h>
#include <lib_field.h>

#include <wx/valnum.h>

class DIALOG_SPICE_MODEL : public DIALOG_SPICE_MODEL_BASE
{
public:
    DIALOG_SPICE_MODEL( wxWindow* aParent, SCH_SYMBOL& aSymbol,
                        std::vector<SCH_FIELD>* aSchFields );
    DIALOG_SPICE_MODEL( wxWindow* aParent, SCH_SYMBOL& aSymbol,
                        std::vector<LIB_FIELD>* aLibFields );

private:
    /**
     * Parse a string describing a power source, so appropriate settings are checked in the dialog.
     *
     * @param aModel contains the string to be parse (e.g. sin(0 1 10k))
     * @return True if the input string was parsed without errors.
     */
    bool parsePowerSource( const wxString& aModel );

    /**
     * Parse a string describing a lossless transmission line, so appropriate settings are checked in the dialog.
     *
     * @param aModel contains the string to be parse (e.g. "Z0=50 td=10n")
     * @return True if the input string was parsed without errors.
     */
    bool parseLosslessTline( const wxString& aModel );

    /**
     * Parse a string describing a lossy transmission line, so appropriate settings are checked in the dialog.
     *
     * @param aModel contains the string to be parse (e.g. "R=50 C=10 LEN=1")
     * @return True if the input string was parsed without errors.
     */
    bool parseLossyTline( const wxString& aModel );


    /**
     * Generate a string to describe power source parameters, basing on the current selection.
     *
     * If there are missing fields, it will not modify the target string.
     *
     * @param aTarget is the destination for the generated string.
     * @return True if the string was saved successfully.
     */
    bool generatePowerSource( wxString& aTarget );

    /**
     * Generate a string to describe a transmission line model, basing on the current selection.
     *
     * If there are missing fields, it will not modify the target string.
     *
     * @param aTarget is the destination for the generated string.
     * @return True if the string was saved successfully.
     */
    bool generateTlineLossless( wxString& aTarget );

    /**
     * Generate a string to describe a transmission line model, basing on the current selection.
     *
     * If there are missing fields, it will not modify the target string.
     *
     * @param aTarget is the destination for the generated string.
     * @return True if the string was saved successfully.
     */
    bool generateTlineLossy( wxString& aTarget );

    /**
     * Load a list of components (.model and .subckt) from a spice library file and add them to
     * a combo box.
     *
     * @param aComboBox is the target combo box
     * @param aFilePath is path to the library file
     */
    void loadLibrary( const wxString& aFilePath );

    /**
     * Return or create a field in the edited schematic fields vector.
     *
     * @param aFieldType is an SPICE_FIELD enum value.
     * @return Requested field.
     */
    SCH_FIELD& getSchField( int aFieldType );
    LIB_FIELD& getLibField( int aFieldType );

    /**
     * Add a value to the PWL values list.
     *
     * @param aTime is the time value.
     * @param aValue is the source value at the given time.
     * @return True if request has completed successfully, false if the data is invalid.
     */
    bool addPwlValue( const wxString& aTime, const wxString& aValue );

    virtual bool TransferDataFromWindow() override;
    virtual bool TransferDataToWindow() override;

    // The default dialog Validate() calls the validators of all widgets.
    // This is not what we want; We want only validators of the selected page
    // of the notebooks. So disable the wxDialog::Validate(), and let our
    // TransferDataFromWindow doing the job.
    virtual bool Validate() override
    {
        return true;
    }

    virtual void onInitDlg( wxInitDialogEvent& event ) override
    {
        // Call the default wxDialog handler of a wxInitDialogEvent
        TransferDataToWindow();

        // Now all widgets have the size fixed, call FinishDialogSettings
        finishDialogSettings();
    }

    /**
     * Initialize the internal settings.
     */
    void Init();

    /**
     * Display a note info about pin order
     */
    void showPinOrderNote( int aModelType );

    // Event handlers
    void onSelectLibrary( wxCommandEvent& event ) override;
    void onModelSelected( wxCommandEvent& event ) override;
    void onPwlAdd( wxCommandEvent& event ) override;
    void onPwlRemove( wxCommandEvent& event ) override;
    void onRandomSourceType( wxCommandEvent& event ) override;
    void onTypeSelected( wxCommandEvent& event ) override;

    ///< Edited symbol
    SCH_SYMBOL& m_symbol;

    ///< Fields from the symbol properties dialog.
    std::vector<SCH_FIELD>* m_schfields;
    std::vector<LIB_FIELD>* m_libfields;
    bool m_useSchFields;

    ///< Temporary field values
    std::map<int, wxString> m_fieldsTmp;

    struct MODEL
    {
        ///< Line number in the library file
        int line;

        ///< Type of the device
        SPICE_PRIMITIVE model;

        ///< Convert string to model
        static SPICE_PRIMITIVE parseModelType( const wxString& aValue );

        MODEL( int aLine, enum SPICE_PRIMITIVE aModel )
            : line( aLine ), model( aModel )
        {
        }
    };

    ///< Models available in the selected library file
    std::map<wxString, MODEL> m_models;

    ///< Column identifiers for PWL power source value list
    long m_pwlTimeCol, m_pwlValueCol;

    SPICE_VALIDATOR m_spiceValidator;
    SPICE_VALIDATOR m_spiceEmptyValidator;
    wxTextValidator m_notEmptyValidator;

    std::unique_ptr<SCINTILLA_TRICKS> m_scintillaTricks;
};

#endif /* DIALOG_SPICE_MODEL_H */