/**
 * @file pcbnew/netlist.cpp
 */
/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 1992-2013 Jean-Pierre Charras, jp.charras at wanadoo.fr
 * Copyright (C) 2013 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
 * Copyright (C) 2013-2016 Wayne Stambaugh <stambaughw@verizon.net>
 * Copyright (C) 1992-2016 KiCad Developers, see change_log.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 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, you may find one here:
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * or you may search the http://www.gnu.org website for the version 2 license,
 * or you may write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
 */

#include <functional>
using namespace std::placeholders;

#include <fctsys.h>
#include <pgm_base.h>
#include <class_drawpanel.h>
#include <class_draw_panel_gal.h>
#include <confirm.h>
#include <dialog_helpers.h>
#include <pcb_edit_frame.h>
#include <pcb_netlist.h>
#include <netlist_reader.h>
#include <reporter.h>
#include <wildcards_and_files_ext.h>
#include <lib_id.h>
#include <fp_lib_table.h>

#include <class_board.h>
#include <class_module.h>
#include <ratsnest_data.h>
#include <pcbnew.h>
#include <io_mgr.h>

#include <tool/tool_manager.h>
#include <tools/pcb_actions.h>
#include <view/view.h>


void PCB_EDIT_FRAME::ReadPcbNetlist( const wxString& aNetlistFileName,
                                     const wxString& aCmpFileName,
                                     REPORTER&       aReporter,
                                     bool            aChangeFootprints,
                                     bool            aDeleteUnconnectedTracks,
                                     bool            aDeleteExtraFootprints,
                                     bool            aSelectByTimeStamp,
                                     bool            aDeleteSinglePadNets,
                                     bool            aIsDryRun,
                                     bool*           runDragCommand )
{
    wxString        msg;
    NETLIST         netlist;
    KIGFX::VIEW*    view = GetGalCanvas()->GetView();
    BOARD*          board = GetBoard();
    std::vector<MODULE*> newFootprints;
    // keep trace of the initial baord area, if we want to place new footprints
    // outside the existinag board
    EDA_RECT bbox = board->GetBoundingBox();

    netlist.SetIsDryRun( aIsDryRun );
    netlist.SetFindByTimeStamp( aSelectByTimeStamp );
    netlist.SetDeleteExtraFootprints( aDeleteExtraFootprints );
    netlist.SetReplaceFootprints( aChangeFootprints );

    try
    {
        std::unique_ptr<NETLIST_READER> netlistReader( NETLIST_READER::GetNetlistReader(
            &netlist, aNetlistFileName, aCmpFileName ) );

        if( !netlistReader.get() )
        {
            msg.Printf( _( "Cannot open netlist file \"%s\"." ), GetChars( aNetlistFileName ) );
            wxMessageBox( msg, _( "Netlist Load Error." ), wxOK | wxICON_ERROR, this );
            return;
        }

        SetLastNetListRead( aNetlistFileName );
        netlistReader->LoadNetlist();
        LoadFootprints( netlist, aReporter );
    }
    catch( const IO_ERROR& ioe )
    {
        msg.Printf( _( "Error loading netlist.\n%s" ), ioe.What().GetData() );
        wxMessageBox( msg, _( "Netlist Load Error" ), wxOK | wxICON_ERROR );
        return;
    }

    // Clear undo and redo lists to avoid inconsistencies between lists
    if( !netlist.IsDryRun() )
        GetScreen()->ClearUndoRedoList();

    if( !netlist.IsDryRun() )
    {
        // Remove old modules
        for( MODULE* module = board->m_Modules; module; module = module->Next() )
            view->Remove( module );
    }

    // Clear selection, just in case a selected item has to be removed
    m_toolManager->RunAction( PCB_ACTIONS::selectionClear, true );
    *runDragCommand = false;

    netlist.SortByReference();
    board->ReplaceNetlist( netlist, aDeleteSinglePadNets, &newFootprints, aReporter );

    // If it was a dry run, nothing has changed so we're done.
    if( netlist.IsDryRun() )
        return;

    wxPoint placementAreaPosition = GetCrossHairPosition();

    if( !IsGalCanvasActive() )
    {
        // In legacy mode place area to the left side of the board.
        // if the board is empty, the bbox position is (0,0)
        placementAreaPosition.x = bbox.GetEnd().x + Millimeter2iu( 10 );
        placementAreaPosition.y = bbox.GetOrigin().y;
    }

    SpreadFootprints( &newFootprints, false, false, placementAreaPosition );

    // Reload modules
    for( MODULE* module = board->m_Modules; module; module = module->Next() )
        view->Add( module );

    if( IsGalCanvasActive() )
    {
        // Start drag command for new modules
        if( !newFootprints.empty() )
        {
            for( MODULE* footprint : newFootprints )
                m_toolManager->RunAction( PCB_ACTIONS::selectItem, true, footprint );

            *runDragCommand = true;
        }
    }

    OnModify();

    SetCurItem( NULL );

    if( aDeleteUnconnectedTracks && board->m_Track )
    {
        // Remove erroneous tracks.  This should probably pushed down to the #BOARD object.
        RemoveMisConnectedTracks();
    }

    // Rebuild the board connectivity:
    board->GetConnectivity()->Build( board );

    // TODO is there a way to extract information about which nets were modified?
    for( auto track : board->Tracks() )
        view->Update( track );

    SetMsgPanel( board );
    m_canvas->Refresh();
}


MODULE* PCB_EDIT_FRAME::ListAndSelectModuleName()
{
    if( GetBoard()->m_Modules == NULL )
    {
        DisplayError( this, _( "No footprints" ) );
        return 0;
    }

    wxArrayString listnames;

    MODULE* module;

    for( module = GetBoard()->m_Modules;  module;  module = module->Next() )
        listnames.Add( module->GetReference() );

    wxArrayString headers;
    headers.Add( wxT( "Module" ) );
    std::vector<wxArrayString> itemsToDisplay;

    // Conversion from wxArrayString to vector of ArrayString
    for( unsigned i = 0; i < listnames.GetCount(); i++ )
    {
        wxArrayString item;
        item.Add( listnames[i] );
        itemsToDisplay.push_back( item );
    }

    EDA_LIST_DIALOG dlg( this, _( "Components" ), headers, itemsToDisplay, wxEmptyString );

    if( dlg.ShowModal() != wxID_OK )
        return NULL;

    wxString ref = dlg.GetTextSelection();

    for( module = GetBoard()->m_Modules;  module;  module = module->Next() )
    {
        if( module->GetReference() == ref )
            break;
    }

    return module;
}


#define ALLOW_PARTIAL_FPID      1

void PCB_EDIT_FRAME::LoadFootprints( NETLIST& aNetlist, REPORTER& aReporter )
{
    wxString   msg;
    LIB_ID     lastFPID;
    COMPONENT* component;
    MODULE*    module = 0;
    MODULE*    fpOnBoard;

    if( aNetlist.IsEmpty() || Prj().PcbFootprintLibs()->IsEmpty() )
        return;

    aNetlist.SortByFPID();

    for( unsigned ii = 0; ii < aNetlist.GetCount(); ii++ )
    {
        component = aNetlist.GetComponent( ii );

#if ALLOW_PARTIAL_FPID
        // The FPID is ok as long as there is a footprint portion coming
        // from eeschema.
        if( !component->GetFPID().GetLibItemName().size() )
#else
        if( component->GetFPID().empty() )
#endif
        {
            msg.Printf( _( "No footprint defined for symbol \"%s\".\n" ),
                        component->GetReference() );
            aReporter.Report( msg, REPORTER::RPT_ERROR );

            continue;
        }

        // Check if component footprint is already on BOARD and only load the footprint from
        // the library if it's needed.  Nickname can be blank.
        if( aNetlist.IsFindByTimeStamp() )
            fpOnBoard = m_Pcb->FindModule( aNetlist.GetComponent( ii )->GetTimeStamp(), true );
        else
            fpOnBoard = m_Pcb->FindModule( aNetlist.GetComponent( ii )->GetReference() );

        bool footprintMisMatch = fpOnBoard && fpOnBoard->GetFPID() != component->GetFPID();

        if( footprintMisMatch && !aNetlist.GetReplaceFootprints() )
        {
            msg.Printf( _( "Footprint of %s changed: board footprint \"%s\", netlist footprint \"%s\"." ),
                        component->GetReference(),
                        GetChars( fpOnBoard->GetFPID().Format() ),
                        GetChars( component->GetFPID().Format() ) );
            aReporter.Report( msg, REPORTER::RPT_WARNING );

            continue;
        }

        if( !aNetlist.GetReplaceFootprints() )
            footprintMisMatch = false;

        if( fpOnBoard && !footprintMisMatch )   // nothing else to do here
            continue;

        if( component->GetFPID() != lastFPID )
        {
            module = NULL;

#if ALLOW_PARTIAL_FPID
            // The LIB_ID is ok as long as there is a footprint portion coming
            // the library if it's needed.  Nickname can be blank.
            if( !component->GetFPID().GetLibItemName().size() )
#else
            if( !component->GetFPID().IsValid() )
#endif
            {
                msg.Printf( _( "%s footprint ID \"%s\" is not valid." ),
                            component->GetReference(),
                            GetChars( component->GetFPID().Format() ) );
                aReporter.Report( msg, REPORTER::RPT_ERROR );

                continue;
            }

            // loadFootprint() can find a footprint with an empty nickname in fpid.
            module = PCB_BASE_FRAME::loadFootprint( component->GetFPID() );

            if( module )
            {
                lastFPID = component->GetFPID();
            }
            else
            {
                msg.Printf( _( "%s footprint \"%s\" not found in any libraries in the footprint library table.\n" ),
                            component->GetReference(),
                            GetChars( component->GetFPID().GetLibItemName() ) );
                aReporter.Report( msg, REPORTER::RPT_ERROR );

                continue;
            }
        }
        else
        {
            // Footprint already loaded from a library, duplicate it (faster)
            if( module == NULL )
                continue;            // Module does not exist in any library.

            module = new MODULE( *module );
        }

        if( module )
            component->SetModule( module );
    }
}