// Programma per la gestione e la stampa della dichiarazione periodica IVA
#include <applicat.h>
#include <automask.h>
#include <currency.h>
#include <form.h>
#include <prefix.h>
#include <recarray.h>
#include <sheet.h> 
#include <tabutil.h>

#include <nditte.h>

#include "cg5700.h"
#include "cglib03.h"

class TDich_periodica_selfirm_mask : public TAutomask
{
  TArray_sheet * _ditte;
  TString_array  _nomiditte;
  int            _year;
  
protected:
  bool select_button();
  void build_nomiditte();
  void build_ditte_sheet();

public:
  const int get_year() const { return _year; }
  virtual bool on_field_event(TOperable_field& o, TField_event e, long jolly);
  TDich_periodica_selfirm_mask();
  virtual ~TDich_periodica_selfirm_mask();
};

TDich_periodica_selfirm_mask::TDich_periodica_selfirm_mask() : TAutomask("cg5700a")
{
  _ditte  = new TArray_sheet(-1, -1, -4, -4, "Selezione Ditte",
                             "Cod.@5|Ragione Sociale@50");  
  TDate oggi(TODAY);                    
  
  _year = oggi.year();

  build_nomiditte();
  build_ditte_sheet();                             
}

TDich_periodica_selfirm_mask::~TDich_periodica_selfirm_mask()
{
  delete _ditte;
}

void TDich_periodica_selfirm_mask::build_nomiditte()
{                 
  TString cod;
  TLocalisamfile dt(LF_NDITTE);

  _nomiditte.destroy();

  for (dt.first(); !dt.eof(); dt.next())
  {     
    const long codditta = dt.get_long("CODDITTA");
    bool good = prefix().exist(codditta);
    if (good) 
    {           
      TToken_string* d = new TToken_string(64);
      d->add(codditta);
      d->add(dt.get("RAGSOC"));
      _nomiditte.add(d);  
    }
  }
}

void TDich_periodica_selfirm_mask::build_ditte_sheet()
{
  _ditte->destroy();
  long prima = -1;
  
  for (int i = 0; i < _nomiditte.items(); i++)
  {
    TToken_string* d = new TToken_string(_nomiditte.row(i));
    const long pos = _ditte->add(d);     
    const char vers = d->get_char(2);
    const bool selectable = vers != '?';
    _ditte->enable_row(pos, selectable);
    if (selectable && prima < 0)
      _ditte->select(prima = pos);
  }     
}

bool TDich_periodica_selfirm_mask::select_button()
{     
  if (_ditte->run() == K_ENTER)
  {
    TToken_string& row = _ditte->row(_ditte->selected()); 
    set(F_CODDITTA, row.get(0));
    set(F_RAGSOC, row.get(1));
    return TRUE;        
  }
  return FALSE;
}

bool TDich_periodica_selfirm_mask::on_field_event(TOperable_field& o, TField_event e, long jolly)
{                                                  
  switch (o.dlg())
  {
    case F_CODDITTA:
      if (e == fe_button)
        return select_button();
      
      if (e == fe_modify)
      {
        bool found = FALSE;
        TString16 ditta = o.get();
        for (int i = 0; i < _ditte->items(); i++)
        { 
          TToken_string& row = _ditte->row(i);
          if (ditta == row.get(0))
          { 
            if (_ditte->row_enabled(i))
            {
              set(F_CODDITTA, row.get(0));
              set(F_RAGSOC, row.get(1));
              found = TRUE;
            }
            else 
            { 
              warning_box("Non sono definiti i parametri liquidazione per la ditta %ld",
                          atol(ditta));
              o.reset(); 
            }
            break;
          }
        }
        if (!found)
          o.reset();
        return found;
      }
      break;
    case F_RAGSOC:
      if (e == fe_button)
        return select_button();
      if (e == fe_modify)
      {
        bool found = FALSE;
        TString16 ditta = o.get();
        for (int i = 0; i < _ditte->items(); i++)
        { 
          TToken_string& row = _ditte->row(i);
          TString ts(row.get(1));
          if (ts.find(ditta) != -1)
          { 
            if (_ditte->row_enabled(i))
            {
              set(F_CODDITTA, row.get(0));
              set(F_RAGSOC, row.get(1));
              found = TRUE;
              break;
            }
          }
        }
        if (!found) o.reset(); 
        return found;  
      }
      break;
    case F_YEAR:
      if (e == fe_modify)
      {
        _year = atoi(o.get());
        build_nomiditte();
        build_ditte_sheet();  
        set(F_CODDITTA, "");  
        set(F_RAGSOC, "");  
      }
      break;
    default:
      break;
  }
  
  return TRUE;
} 

bool change_prompt(TString& p, int year)
{ 
  bool changed = FALSE;
  if (p.left(2) == "VP")
  {
    const int vp = atoi(p.mid(2,2));
    if (year >= 2001)
    {
      if (vp >= 5)
      {     
        switch (vp)
        {
        case 6:
          p = "VP11 - IVA detratta per il periodo";
          break;
        case 9:
          p = "VP14 - IVA non versata o in eccesso da dich. prec.";
          break;
        default:
          TString4 n;
          n.format("%2d", vp+5);
          p.overwrite(n, 2);
          break;
        }
        changed = TRUE;
      }
    }
  }
  return changed;
}


class TDich_periodica_iva_form : public TForm
{
public:
  TDich_periodica_iva_form(int anno);
};
  
TDich_periodica_iva_form::TDich_periodica_iva_form(int anno) : TForm("cg5700a")
{
  if (anno > 2000)
  {
    TPrint_section& b = section('B', odd_page);
    TString p;
    for (int i = b.fields()-1; i > 0; i--)
    {
      TForm_item& f = b.field(i);
      p = f.prompt();
      if (change_prompt(p, anno))
        f.set_prompt(p);
    }
  }
}

class TDich_periodica_iva_mask : public TAutomask
{
  TDich_periodica_selfirm_mask * _sf;
  bool _dirty_versament, // Sporco versamento...
       _is_euro;         // importi in euro
protected:
  void read_iva_data();

public:
  void set_prospect();
  void print_prospect();
  virtual bool on_key(KEY k);
  virtual bool on_field_event(TOperable_field& o, TField_event e, long jolly);
  TDich_periodica_iva_mask(TDich_periodica_selfirm_mask *m);
  virtual ~TDich_periodica_iva_mask() {};
};

TDich_periodica_iva_mask::TDich_periodica_iva_mask(TDich_periodica_selfirm_mask *m)
                        : TAutomask("cg5700b")
{
  _sf = m;
  
  const int anno = _sf->get_int(F_YEAR);
  if (anno > 2000)
  {   
    TString p;
    for (int i = fields()-1; i > 0; i--)
    { 
      TMask_field& f = fld(i);
      p = f.prompt();
      if (change_prompt(p, anno))
        f.set_prompt(p);
    }
  }
}

void TDich_periodica_iva_mask::read_iva_data()
{
  TTable lim("LIM");
  TTable lam("LAM");
  
  TString16 key;
  key.format("%4d13", _sf->get_year());
  lim.put("CODTAB", key);
  lam.put("CODTAB", key);
  
  const bool good = lim.read() == NOERR;
  
  if (good && lim.get_bool("B0"))
  {
    lam.read();
    
    TString descrizione(120); 
    descrizione = lim.get("S0");
    descrizione << lim.get("S1");
    const bool exclude_sign = descrizione.find("$$") >= 0 || descrizione.find(">>") >= 0;
    
    real cd1_1 = ZERO;
    real cd1_2 = ZERO;
    real cd1_3 = ZERO;
    real cd1_4 = ZERO;
    real cd2_1 = ZERO;
    real cd2_2 = ZERO;
    real cd2_3 = ZERO;
    real cd2_4 = ZERO;
    real cd3_1 = ZERO;
    real cd3_2 = ZERO;
    
    TTable pum("PUM");
    key.format("%04d",_sf->get_year());
    pum.put("CODTAB", key);
    for (int err = pum.read(_isgteq); err == NOERR; err= pum.next())
    {         
      const TString16 codtab = pum.get("CODTAB");
      
      const TString& anno = codtab.left(4);
      if (anno != key)
        break;
      if (codtab.right(2) != "13")  // Solo annuale
        continue;
    
      cd1_1 += pum.get_real("R14");
      cd1_2 += pum.get_real("R15");
      cd1_3 += pum.get_real("R16");
      cd1_4 += pum.get_real("R17");
      cd2_1 += pum.get_real("R18");
      cd2_2 += pum.get_real("R19");
      cd2_3 += pum.get_real("R20");
      cd2_4 += pum.get_real("R21");
      cd3_1 += pum.get_real("R22");
      cd3_2 += pum.get_real("R23");
    }

    const real rettifica = lim.get_real("R5"); // Rettifiche

    real cd4       = lam.get_real("R0"); // Iva esigibile per il periodo
    if (rettifica > ZERO)
      cd4 += rettifica;
      
    real cd5       = lam.get_real("R1"); // Iva che si detrae per il periodo
    if (rettifica < ZERO && !exclude_sign)
      cd5 += abs(rettifica);

    const real cd6  = cd4 - cd5;      // IVA a debito o credito per il periodo
    real cd6_1, cd6_2;
    if (cd6 >= ZERO)
      cd6_1 = cd6;
    else
      cd6_2 = -cd6;
    
    set(F_CD1_1, cd1_1); set(F_CD1_2, cd1_2); set(F_CD1_3, cd1_3); set(F_CD1_4, cd1_4);
    set(F_CD2_1, cd2_1); set(F_CD2_2, cd2_2); set(F_CD2_3, cd2_3); set(F_CD2_4, cd2_4);
    set(F_CD3_1, cd3_1); set(F_CD3_2, cd3_2);
    set(F_CD4, cd4); set(F_CD5, cd5);
    set(F_CD6_1, cd6_1); set(F_CD6_2, cd6_2);
  }
  else
    error_box("Risultati liquidazione non presenti o da ricalcolare per il periodo richiesto.");
}

void TDich_periodica_iva_mask::print_prospect()
{
  const int anno = _sf->get_int(F_YEAR);
  TDich_periodica_iva_form frm(anno);
  
  frm.find_field('B', odd_page, FF_YEAR).set(get(F_YEAR));
  
  frm.find_field('B', odd_page, FF_CD1_1).set(get(F_CD1_1));
  frm.find_field('B', odd_page, FF_CD1_2).set(get(F_CD1_2));
  frm.find_field('B', odd_page, FF_CD1_3).set(get(F_CD1_3));
  frm.find_field('B', odd_page, FF_CD1_4).set(get(F_CD1_4));
  
  frm.find_field('B', odd_page, FF_CD2_1).set(get(F_CD2_1));
  frm.find_field('B', odd_page, FF_CD2_2).set(get(F_CD2_2));
  frm.find_field('B', odd_page, FF_CD2_3).set(get(F_CD2_3));
  frm.find_field('B', odd_page, FF_CD2_4).set(get(F_CD2_4));

  frm.find_field('B', odd_page, FF_CD3_1).set(get(F_CD3_1));
  frm.find_field('B', odd_page, FF_CD3_2).set(get(F_CD3_2));

  frm.find_field('B', odd_page, FF_CD4).set(get(F_CD4));
  frm.find_field('B', odd_page, FF_CD5).set(get(F_CD5));

  frm.find_field('B', odd_page, FF_CD6_1).set(get(F_CD6_1));
  frm.find_field('B', odd_page, FF_CD6_2).set(get(F_CD6_2));

  TRectype f(LF_NDITTE);  
  f.put(NDT_CODDITTA, get(F_CODDITTA));
  TRectype t(f);
  
  frm.cursor()->setregion(f,t);
  frm.print();
}

void TDich_periodica_iva_mask::set_prospect()
{
  CHECK(_sf, "Invalid mask");
  
  _dirty_versament = FALSE;
  
  const int anno = _sf->get_year();
  const long ditta = _sf->get_long(F_CODDITTA);
  
  set(F_YEAR, anno);
  set(F_CODDITTA, ditta);
  set(F_RAGSOC, _sf->get(F_RAGSOC));
  
  TFirm frm(ditta);
  
  TIva_round ir;
  ir.set_default_iva_mode(anno, FALSE, ditta);
  
  read_iva_data();
}

bool TDich_periodica_iva_mask::on_key(KEY k)
{
  return TAutomask::on_key(k);
}

bool TDich_periodica_iva_mask::on_field_event(TOperable_field& o, TField_event e, long jolly)
{
  return TRUE;
}

class TDich_periodica_iva_app : public TSkeleton_application
{
protected:
  virtual bool create(); 
  virtual bool destroy(); 
  virtual void main_loop();
public:
  virtual bool firm_change_enabled() const { return FALSE; }
  TDich_periodica_iva_app  () {};
  virtual ~TDich_periodica_iva_app  () {};
};

bool TDich_periodica_iva_app::create()
{ 
  open_files(LF_TAB, LF_TABCOM, LF_NDITTE, 0);
  return TSkeleton_application::create();
}

bool TDich_periodica_iva_app::destroy()
{
  return TSkeleton_application::destroy();
}

void TDich_periodica_iva_app::main_loop()
{
  const long ditta = get_firm();
 
  TDich_periodica_selfirm_mask* m1 = new TDich_periodica_selfirm_mask();
  while (m1->run() != K_QUIT)
  {
    if (m1->get(F_CODDITTA).empty() || m1->get(F_RAGSOC).empty())  
    { 
      error_box("Selezionare una ditta");
      continue;
    }
    
    set_firm(m1->get_long(F_CODDITTA));

    TDich_periodica_iva_mask* m2 = new TDich_periodica_iva_mask(m1);
    m2->reset();
    m2->enable_default();
    m2->set_prospect();
    if (m2->run() == K_ENTER)
      m2->print_prospect();
    delete m2;  
  }
  delete m1;  

  set_firm(ditta);
}

int cg5700(int argc, char* argv[])
{
  TDich_periodica_iva_app a;
  a.run(argc, argv, "Comunicazione annuale IVA");
  return 0;
}