#include <QtSql>
#include <QItemSelection>
#include <QStandardItemModel>
#include <QMessageBox>
#include <QDebug>
#include <QKeyEvent>
#include <QEvent>
#include <QDate>
#include <QTimer>

#include "principal.h"
#include "ui_principal.h"

extern struct g_datos p_datos;
extern QSettings settings;

Principal::Principal(QWidget *parent) :
    QMainWindow(parent),
    ui(new Ui::Principal)
{
    ui->setupUi(this);
    ui->centralWidget->installEventFilter(this);
    db = QSqlDatabase::addDatabase("QPSQL");
    Leo_Settings();
    db.setHostName(settings.value("conexion").toString());
    db.setPort(settings.value("port").toInt());
    db.setDatabaseName(settings.value("dbase").toString());
    db.setUserName(settings.value("user").toString());
    db.setPassword(settings.value("pass").toString());
    db.open();

    g_flag1=0;
    g_flag2=0;


    connect(timer, SIGNAL(timeout()), this, SLOT(Muestra_principal()));

    Muestra_principal();

    Leo_config();
    Leo_fecha();
    Leo_situa();
}

Principal::~Principal()
{
    delete ui;
}

QString Principal::Leo_fecha()
{
    QDate fnow= QDate::currentDate();
    QString fec_now= fnow.toString("dd/MM/yyyy");
    g_fecha_sql= fnow.toString("yyyy/MM/dd");
    return fec_now;
}

QString Principal::Leo_hora()
{
    QTime hnow = QTime::currentTime();
    g_hora_sql = hnow.toString("hh:mm:ss");
    return g_hora_sql;
}

void Principal::Leo_Settings()
{
    /*if(settings.value("conexion", "default").toString() == "default")
            settings.setValue("conexion", "192.168.200.201");
    if(settings.value("port", "default").toString() == "default")
            settings.setValue("port", "5432");
    if(settings.value("dbase", "default").toString() == "default")
            settings.setValue("dbase", "maxi");
    if(settings.value("user", "default").toString() == "default")
            settings.setValue("user", "postgres");
    if(settings.value("pass", "default").toString() == "default")
            settings.setValue("pass", "postgres08");*/
}


void Principal::Leo_situa()
{
    QSqlQuery query;
    QString v_sql;
    int num_items=0;

    v_sql="SELECT codsit,desr FROM general.situa WHERE desr='CF' LIMIT 1; ";
    query.exec(v_sql);
    QSqlRecord rec = query.record();
    num_items=query.size();
    if(num_items>0)
    {
        int nameCol1 = rec.indexOf("codsit");
        int nameCol2 = rec.indexOf("desr");
        query.next();

        g_codsit = query.value(nameCol1).toString();
        g_desr = query.value(nameCol2).toString();
        busiva(g_codsit);
    }
}

int Principal::busiva( QString p_codsit )
{
    int v_error, v_i;
    v_error=1;
    v_i=0;

    QSqlQuery query_select;
    QString v_sql;
    QString v_tiptas, v_forexp, v_tasa1, v_tasa2, v_tasa3, v_tasa4, v_pciasli, v_suslib;
    int row=0;
    int num_items=0;
    QDate fnow= QDate::currentDate();
    fec_now= fnow.toString("dd/MM/yyyy");
    fec_now2=fnow.toString("yyyyMMdd");

    v_sql="SELECT tiptas, forexp, tasa1, tasa2, tasa3, tasa4, pciasli, suslib FROM general.situa WHERE '"+fec_now+"' >= fecvig AND '"+p_codsit+"' = codsit ORDER BY fecvig DESC LIMIT 1;";
    query_select.exec(v_sql);

    num_items=query_select.size();
    QSqlRecord rec = query_select.record();
    if( num_items > 0 )
    {
        int nameCol1 = rec.indexOf("tiptas" );
        int nameCol2 = rec.indexOf("forexp" );
        int nameCol3 = rec.indexOf("tasa1"  );
        int nameCol4 = rec.indexOf("tasa2"  );
        int nameCol5 = rec.indexOf("tasa3"  );
        int nameCol6 = rec.indexOf("tasa4"  );
        int nameCol7 = rec.indexOf("pciasli");
        int nameCol8 = rec.indexOf("suslib" );
        row=0;
        while (query_select.next())
        {
            v_tiptas = query_select.value(nameCol1).toString();
            v_forexp = query_select.value(nameCol2).toString();
            v_tasa1  = query_select.value(nameCol3).toString();
            v_tasa2  = query_select.value(nameCol4).toString();
            v_tasa3  = query_select.value(nameCol5).toString();
            v_tasa4  = query_select.value(nameCol6).toString();
            v_pciasli= query_select.value(nameCol7).toString();
            v_suslib = query_select.value(nameCol8).toString();
            row++;
        }
        v_error=0;
    }

    if( v_error == 0 )
    {
        tiptas=v_tiptas;
        forexp=v_forexp;
        tasa1 =v_tasa1.toInt();
        tasa2 =v_tasa2.toInt();
        tasa3 =v_tasa3.toInt();
        tasa4 =v_tasa4.toInt();
        porsus=0;
     }
     return v_error;
}

int Principal::caltas( int p_tiart )
{
    tasa_iva=0;
    tas1=tas2=tas3=tas4=0;
    int v_error=1;

    QSqlQuery query_select;
    QString v_sql;
    QString v_valtas1, v_valtas2, v_valtas3, v_valtas4;
    int row=0;
    int num_items=0;
    QDate fnow= QDate::currentDate();
    QString fec_now= fnow.toString("dd/MM/yyyy");
    if( tasa1 != 0 || tasa2 != 0 || tasa3 != 0 || tasa4 != 0 )
    {
        v_sql="SELECT valtas1, valtas2, valtas3, valtas4 FROM general.tasas WHERE '"+fec_now+"' >= fecvig AND '"+QString::number(p_tiart)+"' = tipiva ORDER BY fecvig DESC LIMIT 1;";
        query_select.exec(v_sql);
        num_items=query_select.size();
        QSqlRecord rec = query_select.record();
        if( num_items > 0 )
        {
            int nameCol1 = rec.indexOf("valtas1" );
            int nameCol2 = rec.indexOf("valtas2" );
            int nameCol3 = rec.indexOf("valtas3" );
            int nameCol4 = rec.indexOf("valtas4" );
            row=0;
            while (query_select.next())
            {
                v_valtas1  = query_select.value(nameCol1).toString();
                v_valtas2  = query_select.value(nameCol2).toString();
                v_valtas3  = query_select.value(nameCol3).toString();
                v_valtas4  = query_select.value(nameCol4).toString();
                row++;
            }
            v_error=0;
        }
    }
    if( tasa1 == 1 )
    {
        tas1=v_valtas1.toDouble();
        tasa_iva=v_valtas1.toDouble();;
    }
    if( tasa2 == 1 )
    {
        tas2=v_valtas2.toDouble();
        tasa_iva=v_valtas2.toDouble();;
    }
    if( tasa3 == 1 )
    {
        tas3=v_valtas3.toDouble();
        tasa_iva=v_valtas3.toDouble();;
    }
    if( tasa4 == 1 )
    {
        tas4=v_valtas4.toDouble();
        tasa_iva=v_valtas4.toDouble();;
    }
    return v_error;
}

void Principal::caliva(double impor)
{
    iva1=impor*tas1/100;
    iva2=impor*tas2/100;
    iva3=impor*tas3/100;
    iva4=impor*tas4/100;
    iva=iva1+iva2+iva3+iva4;
    neto=impor+iva;
}

void Principal::Leo_config()
{
    QSqlQuery query;
    QSqlQuery query_m;
    QSqlQuery query_o;
    QSqlQuery query_s;
    QSqlQuery query_p;
    QString v_sql;
    QString v_sql_m;
    QString v_sql_o;
    QString v_sql_s;
    QString v_sql_p;
    int num_items=0;
    int num_items_m=0;
    int num_items_o=0;
    int num_items_s=0;
    int num_items_p=0;

    // v_sql="SELECT g_sucursal,g_tcom,g_ope,g_cliente FROM minor.configuracion;";  LA BASE NO TIENE CLIENTE

    v_sql="SELECT g_sucursal,g_tcom,g_ope FROM minor.configuracion;";
    query.exec(v_sql);
    QSqlRecord rec = query.record();
    num_items=query.size();
    if(num_items>0)
    {
        int nameCol1 = rec.indexOf("g_sucursal");
        int nameCol2 = rec.indexOf("g_tcom");
        int nameCol3 = rec.indexOf("g_ope");
        //int nameCol4 = rec.indexOf("g_cliente");
        query.next();
        g_suc = query.value(nameCol1).toString();
        g_tcom = query.value(nameCol2).toString();
        g_ope = query.value(nameCol3).toString();
        //g_cliente = query.value(nameCol4).toString();
    }
    v_sql_m="select mos_mvta from forum.mov_sto where mos_tip='"+g_tcom+"' and mos_stip='"+g_ope+"';";
    query_m.exec(v_sql_m);
    QSqlRecord rec_m = query_m.record();
    num_items_m=query_m.size();
    if(num_items_m>0)
    {
        int nameCol1 = rec_m.indexOf("mos_mvta");
        query_m.next();
        g_mos_vta = query_m.value(nameCol1).toString();
    }

    v_sql_o="select opr_secup from forumpre.oprecio where opr_tvta='"+g_mos_vta+"';";
    query_o.exec(v_sql_o);
    QSqlRecord rec_o = query_o.record();
    num_items_o=query_o.size();
    if(num_items_o>0)
    {
        int nameCol1 = rec_o.indexOf("opr_secup");
        query_o.next();
        g_opr_secup = query_o.value(nameCol1).toString();
        qDebug() << "g_opr_secup" << g_opr_secup;
        QStringList v_secup_list;
        int v_n=g_opr_secup.length();
        g_opr_secup=g_opr_secup.mid(1,v_n-2);
        v_secup_list=g_opr_secup.split(",", QString::SkipEmptyParts);
        v_n=v_secup_list.length();
        for(v_i=0;v_i<v_n;v_i++)
        {
            g_secup[v_i]=v_secup_list.at(v_i).toLatin1().constData();
        }
    }
    v_sql_s="select gps_tlisuc, gps_suc from forumpre.gralsuc where gps_suc='"+g_suc+"';";
    query_s.exec(v_sql_s);
    QSqlRecord rec_s = query_s.record();
    num_items_s=query_s.size();
    if(num_items_s>0)
    {
        int nameCol1 = rec_s.indexOf("gps_tlisuc");
        int nameCol2 = rec_s.indexOf("gps_suc");
        query_s.next();
        g_gps_tlisuc = query_s.value(nameCol1).toString();
	g_gps_suc    = query_s.value(nameCol2).toString();
    }
}

int Principal::Busca_Articulo(QString p_codbar, g_datos * p_datos)
{
    p_datos->g_cod = 0;
    p_datos->g_des = "";
    p_datos->g_iva = "";
    p_datos->g_dep = "";
    p_datos->g_uxb = "";
    p_datos->g_env = 0;
    p_datos->g_medi= "";
    p_datos->g_tpre= "";
    p_datos->g_codb= "";
    p_datos->g_iint= "";
    p_datos->g_datfar= "";
    p_datos->g_cpie= "";

    QSqlQuery query;
    QString v_sql, v_sql_tip;
    int num_items=0;
    int num_items_tip=0;

    v_sql="SELECT art_baj,art_cod,bar_cod,art_des,art_desr,art_iva,art_dep,art_bul,art_ustk,art_datfar,art_env,art_medi,bar_uxb,art_coda,art_iin,art_desf FROM forum.articulo INNER JOIN forum.barras on art_cod=bar_art WHERE bar_cod='"+p_codbar+"' AND art_frag!='M' ;";

    query.exec(v_sql);
    num_items=query.size();
    qDebug() << "v_sql" << v_sql;
    p_datos->g_tprect="0.0";

    QSqlRecord rec = query.record();
    if( num_items > 0 )
    {
        int nameCol1 = rec.indexOf("art_cod" );
        int nameCol2 = rec.indexOf("art_des" );
        int nameCol3 = rec.indexOf("art_desr");
        int nameCol5 = rec.indexOf("art_iva" );
        int nameCol6 = rec.indexOf("art_dep" );
        int nameCol7 = rec.indexOf("bar_uxb" );//art_bul
        int nameCol8 = rec.indexOf("art_env" );
        int nameCol9 = rec.indexOf("art_ustk");
        int nameCol11= rec.indexOf("bar_cod" );
        int nameCol12= rec.indexOf("art_desf");
        int nameCol13= rec.indexOf("art_iin" );
        int nameCol14= rec.indexOf("art_datfar");
        int nameCol15= rec.indexOf("art_coda");

        while (query.next())
        {
            p_datos->g_cod = query.value(nameCol1).toLongLong();
            p_datos->g_des = query.value(nameCol2).toString  (); //+" "+query.value(nameCol12).toString()).left(30) ;
            p_datos->g_iva = query.value(nameCol5).toString  ();
            p_datos->g_dep = query.value(nameCol6).toString  ();
            p_datos->g_uxb = query.value(nameCol7).toString  ();
            p_datos->g_env = query.value(nameCol8).toLongLong();
            p_datos->g_medi= query.value(nameCol9).toString  ();
            p_datos->g_codb= query.value(nameCol11).toString ();
            p_datos->g_iint= query.value(nameCol13).toString ();
            p_datos->g_datfar= query.value(nameCol14).toString();
            p_datos->g_coda = query.value(nameCol15).toString();

            if(p_datos->g_medi=="1")
                p_datos->g_cpie="1";
            else
                p_datos->g_cpie="0";

            Leo_fecha();
            Leo_hora();
	    g_pre_ofe = 0;

            for( int v_i=-1; v_i<10; v_i++ )
            {
                QSqlQuery querydpr;
                qDebug() << "v_i" << v_i;

		if( v_i == -1 )
		{
		v_sql="SELECT dpr_pval, dpr_tpre FROM forumpre.dprecio WHERE dpr_art='"+QString::number(p_datos->g_cod)+"' AND dpr_tli='"+g_gps_tlisuc+"' AND dpr_tpre='3"+g_gps_suc+"' "+ 
			"AND dpr_fvig IN (SELECT dpr_fvig FROM forumpre.dprecio WHERE dpr_art = '"+QString::number(p_datos->g_cod)+"' AND dpr_tli='"+g_gps_tlisuc+"' AND dpr_tpre='3"+g_gps_suc+"' AND dpr_fvig <= '"+g_fecha_sql+"' ORDER BY dpr_fvig desc, dpr_hvig desc LIMIT 1)" + 
			"AND dpr_hvig IN (SELECT dpr_hvig FROM forumpre.dprecio WHERE dpr_art = '"+QString::number(p_datos->g_cod)+"' AND dpr_tli='"+g_gps_tlisuc+"' AND dpr_tpre='3"+g_gps_suc+"' AND dpr_fvig <= '"+g_fecha_sql+"' ORDER BY dpr_fvig desc, dpr_hvig desc LIMIT 1)";
		}
		else
		{
		v_sql="SELECT dpr_pval, dpr_tpre FROM forumpre.dprecio WHERE dpr_art='"+QString::number(p_datos->g_cod)+"' AND dpr_tli='"+g_gps_tlisuc+"' AND dpr_tpre='"+g_secup[v_i]+"' "+ 
			"AND dpr_fvig IN (SELECT dpr_fvig FROM forumpre.dprecio WHERE dpr_art = '"+QString::number(p_datos->g_cod)+"' AND dpr_tli='"+g_gps_tlisuc+"' AND dpr_tpre='"+g_secup[v_i]+"' AND dpr_fvig <= '"+g_fecha_sql+"' ORDER BY dpr_fvig desc, dpr_hvig desc LIMIT 1)" + 
			"AND dpr_hvig IN (SELECT dpr_hvig FROM forumpre.dprecio WHERE dpr_art = '"+QString::number(p_datos->g_cod)+"' AND dpr_tli='"+g_gps_tlisuc+"' AND dpr_tpre='"+g_secup[v_i]+"' AND dpr_fvig <= '"+g_fecha_sql+"' ORDER BY dpr_fvig desc, dpr_hvig desc LIMIT 1)";
		}
                querydpr.exec(v_sql);
                num_items=querydpr.size();
                qDebug() << "v_sql" << v_sql;
                p_datos->g_tip_pre=g_secup[v_i]; // tipo de precio
                QSqlRecord rec_p = querydpr.record();
                if( num_items > 0 )
                {
                    querydpr.next();
                    int nameCol4 = rec_p.indexOf("dpr_pval");
                    int nameCol10= rec_p.indexOf("dpr_tpre");// no va
                    double v_precio = querydpr.value(nameCol4).toDouble();
                    p_datos->g_pre= QString::number(v_precio,'f',2);
                    if( p_datos->g_pre != "0.00" )
                    {
                        p_datos->g_tpre= querydpr.value(nameCol10).toString();
                        caltas(p_datos->g_iva.toInt());
                        caliva(p_datos->g_pre.toDouble());
                        g_prec_iva = neto;

                        QSqlQuery querytip;
                        v_sql_tip="SELECT ctp_mvili FROM forumpre.ctippre WHERE ctp_tpre='"+p_datos->g_tip_pre+"' LIMIT 1;";
                        qDebug()<< v_sql_tip;
                        querytip.exec(v_sql_tip);
                        num_items_tip=querytip.size();
                        if( num_items_tip > 0 )
                        {
                            querytip.next();
                            qDebug() << "TIPO DE PRECIO: " << querytip.value(0).toInt();
                            if(querytip.value(0).toInt() > 0)
                            {
                                g_pre_ofe = 1;
                            }
                        }

                        break;
                    }
                }
            }
        }
    }
    else
    {
        return 2;
    }
}

void Principal::Ingresa_articulo()
{
    QString v_codbar=ui->label_status->text();
    int v_resu = Busca_Articulo(v_codbar, &p_datos);

    if(v_resu==2)
    {
        ui->label_status->setText("Artículo no encontrado");
        ui->label_codart->setText("");
        ui->label_codbar->setText("");
        ui->label_desc->setText("");
        ui->label_desc2->setText("");
        ui->label_precio->setText("");
        ui->label_promo->setText("");
        ui->label_prom_valida->setText("");
        g_flag1=0;
        g_flag2=0;

        timer->setSingleShot(true);
        timer->start(1000);
    }
    else
    {
        Busca_promo(QString::number(p_datos.g_cod), &p_datos);
        Imprime_pantalla();
    }
}

void Principal::Imprime_pantalla()
{
    g_flag1=0;
    g_flag2=0;
    ui->label_codart->setVisible(true);
    ui->label_codbar->setVisible(true);
    ui->label_desc->setVisible(true);
    ui->label_desc2->setVisible(true);
    ui->label_promo->setVisible(true);
    ui->label_prom_valida->setVisible(true);
    ui->label_status->setVisible(true);

    ui->label_status->setText("");

    if (g_pre_ofe == 1)
    {
        ui->label_ofe->setVisible(true);
        ui->label_despofe->setVisible(true);
        ui->label_ofe->setText("$"+QString::number(g_prec_iva,'f',2));
    }
    else
    {
        ui->label_precio->setVisible(true);
        ui->label_despnorm->setVisible(true);
        ui->label_precio->setText("$"+QString::number(g_prec_iva,'f',2));
    }

    int v_largo = p_datos.g_des.length();

    if(v_largo>25)
    {
        ui->label_desc->setText(p_datos.g_des.left(25));
        ui->label_desc2->setText(p_datos.g_des.mid(25));
    }
    else
    {
        ui->label_desc->setText(p_datos.g_des);
    }

    ui->label_codbar->setText("Cod.Barras: "+p_datos.g_codb);
    ui->label_codart->setText("Cod.Int: "+p_datos.g_coda);

    timer->setSingleShot(true);

    timer->start(20000);
}

void Principal::Muestra_principal()
{
    ui->label_codart->setText("");
    ui->label_codbar->setText("");
    ui->label_desc->setText("");
    ui->label_desc2->setText("");
    ui->label_precio->setText("");
    ui->label_ofe->setText("");
    ui->label_promo->setText("");
    ui->label_prom_valida->setText("");
    ui->label_status->setText("");

    ui->label_codart->setVisible(false);
    ui->label_codbar->setVisible(false);
    ui->label_desc->setVisible(false);
    ui->label_desc2->setVisible(false);
    ui->label_precio->setVisible(false);
    ui->label_despnorm->setVisible(false);
    ui->label_ofe->setVisible(false);
    ui->label_despofe->setVisible(false);
    ui->label_promo->setVisible(false);
    ui->label_prom_valida->setVisible(false);
    ui->label_status->setVisible(false);

    ui->label_principal->setVisible(true);
    ui->label_imagen->setVisible(true);
    ui->label_principal->setText("Escanee un articulo...");

    g_startcodbar=0;
}

void Principal::Busca_promo(QString p_cod , g_datos * p_datos)
{
    QSqlQuery query;
    QString v_sql;
    int num_items=0;
    /*v_sql="SELECT * FROM forumpr1.dpromo join forumpr1.accionpro on dpr_accion = accionpro.acp_accion "
          "WHERE (dpr_art = '"+p_cod+"' or dpr_art = '"+p_cod+"') and acp_fdesde <= '"+g_fecha_sql+"' and acp_fhasta >= '"+g_fecha_sql+"' "
          "and dpr_accion in (SELECT dpr_accion FROM forumpr1.dpromo join forumpr1.accionpro on dpr_accion = accionpro.acp_accion "
          "WHERE acp_fdesde <= '"+g_fecha_sql+"' and acp_fhasta >= '"+g_fecha_sql+"' and (dpr_art = '"+p_cod+"' or dpr_art = '"+p_cod+"') "
          "order by dpr_accion asc, dpr_promo, dpr_item desc limit 1);";*/
    v_sql="SELECT * FROM forumpr1.dpromo join forumpr1.accionpro on dpr_accion = accionpro.acp_accion "
	  "join forumpr1.cpromocup on dpr_accion = cpromocup.kpr_accion join minor.configuracion on kpr_suc = configuracion.g_sucursal "
          "WHERE (dpr_art = '"+p_cod+"' or dpr_art = '"+p_cod+"') and acp_fdesde <= '"+g_fecha_sql+"' and acp_fhasta >= '"+g_fecha_sql+"' and kpr_promo = dpr_promo "
          "and dpr_accion in (SELECT dpr_accion FROM forumpr1.dpromo join forumpr1.accionpro on dpr_accion = accionpro.acp_accion "
	  "join forumpr1.cpromocup on dpr_accion = cpromocup.kpr_accion join minor.configuracion on kpr_suc = configuracion.g_sucursal "
          "WHERE acp_fdesde <= '"+g_fecha_sql+"' and acp_fhasta >= '"+g_fecha_sql+"' and (dpr_art = '"+p_cod+"' or dpr_art = '"+p_cod+"' and kpr_promo = dpr_promo) "
          "order by dpr_accion asc, dpr_promo, dpr_item desc limit 1);";

    qDebug()<< "sql_dpromo: "<< v_sql;
    query.exec(v_sql);
    num_items=query.size();
    QSqlRecord rec = query.record();
    if(num_items>0)
    {
        int nameCol1 = rec.indexOf("dpr_promo");
        int nameCol2 = rec.indexOf("dpr_lleva");
        int nameCol3 = rec.indexOf("dpr_paga");
        int nameCol4 = rec.indexOf("dpr_des");
        int nameCol5 = rec.indexOf("acp_accion");
        int nameCol6 = rec.indexOf("acp_fdesde");
        int nameCol7 = rec.indexOf("acp_fhasta");
        while( query.next() )
        {
            QString v_promo = query.value(nameCol1).toString();
            QString v_lleva = query.value(nameCol2).toString();
            QString v_paga = query.value(nameCol3).toString();
            float v_des = query.value(nameCol4).toFloat();
            QString v_accion = query.value(nameCol5).toString();
            QString v_fdesde = query.value(nameCol6).toString();
            QString v_fhasta = query.value(nameCol7).toString();

            QSqlQuery query_select, query_select2, query_select3;
            QString v_sql1, v_sql2, v_sql3;
            int num_items1=0;
            int num_items2=0;
            int num_items3=0;

            v_sql1="SELECT * FROM forumpr1.cpromo WHERE cpr_accion = '"+v_accion+"' and cpr_promo = '"+v_promo+"';";
            //qDebug()<< "sql_cpromo: _____________"<< v_sql1;

            query_select.exec(v_sql1);
            num_items1=query_select.size();
            QSqlRecord rec1 = query_select.record();
            if(num_items1>0)
            {
                int nameCol1 = rec1.indexOf("cpr_tpromo");
                //int nameCol2 = rec1.indexOf("cpr_dpromo");
                while( query_select.next() )
                {
                    QString v_tpromo = query_select.value(nameCol1).toString();
                    //QString v_dpromo = query_select.value(nameCol2).toString();
                    if(v_tpromo=="1" || v_tpromo=="2" || v_tpromo=="3" || v_tpromo=="4" || v_tpromo=="6")
                    {
                        if(v_tpromo=="1")
                            ui->label_promo->setText(ui->label_promo->text()+"\n"+"LLEVA "+v_lleva+" PAGA "+v_paga);
                        if(v_tpromo=="2")
                        {
                            //BUSCA LOS OTROS ARTICULOS DE LA PROMO
                            v_sql2="SELECT art_des, dpr_art, dpr_lleva, dpr_yo FROM forumpr1.dpromo, forum.articulo WHERE forum.articulo.art_cod = forumpr1.dpromo.dpr_art AND dpr_accion = '"+v_accion+"' AND dpr_promo = '"+v_promo+"' order by dpr_item;";
                            query_select2.exec(v_sql2);
                            num_items2=query_select2.size();
                            ui->label_promo->setText("LLEVANDO ");//LEER TABLA RPROMO
                            if(num_items2>0)
                            {
                                while( query_select2.next() )
                                {
                                    QString v_descartpromo = query_select2.value(0).toString();
                                    QString v_artpromo = query_select2.value(1).toString();
                                    QString v_llevaartpromo = query_select2.value(2).toString();
                                    QString v_connartpromo = query_select2.value(3).toString();
                                    //BUSQUEDA DE DESCRIPCION DE ARTICULO

                                    if(v_connartpromo == "fin") v_connartpromo = "";
                                    ui->label_promo->setText(ui->label_promo->text()+"\n"+v_llevaartpromo+" x "+v_descartpromo+" "+v_connartpromo);//LEER TABLA RPROMO
                                }

                            }
                            //BUSCA EL REGALO
                            v_sql3="SELECT forum.articulo.art_des, rpr_art, rpr_regalo FROM forumpr1.rpromo, forum.articulo WHERE forum.articulo.art_cod = rpr_art AND rpr_accion = '"+v_accion+"' AND rpr_promo = '"+v_promo+"' ;";
                            query_select3.exec(v_sql3);
                            num_items3=query_select3.size();
                            ui->label_promo->setText(ui->label_promo->text()+"\n"+"DE REGALO: ");//LEER TABLA RPROMO
                            if(num_items3>0)
                            {
                                if(query_select3.next())
                                {
                                    QString v_desartregalo = query_select3.value(0).toString();
                                    QString v_artregalo = query_select3.value(1).toString();
                                    QString v_cantartregalo = query_select3.value(2).toString();
                                    ui->label_promo->setText(ui->label_promo->text()+"\n"+v_cantartregalo+" x "+v_artregalo+ " " + v_desartregalo);
                                }
                            }

                        }
                        if(v_tpromo=="3")
                            ui->label_promo->setText(ui->label_promo->text()+"\n"+"LLEVA SURTIDO "+v_lleva+" PAGA "+v_paga);
                        if(v_tpromo=="4")
                            ui->label_promo->setText(ui->label_promo->text()+"\n"+"LLEVA "+v_lleva+" DESCUENTO "+QString::number(v_des,'f',2)+"%");
                        if(v_tpromo=="6")
                            ui->label_promo->setText(ui->label_promo->text()+"\n"+"LLEVA SURTIDO "+v_lleva+" DESCUENTO "+QString::number(v_des,'f',2)+"%");

                        ui->label_prom_valida->setText("Valido desde "+v_fdesde+" hasta "+v_fhasta+" inclusive.");
                    }
                }
            }
        }
    }
    else {
        QSqlQuery query_select_frac;
        QString v_sql2;
        int num_items=0;
        v_sql2="SELECT art_des, art_frac, art_cumf FROM forum.articulo WHERE forum.articulo.art_frac < 0 AND art_cod = "+p_cod+" ;";
        query_select_frac.exec(v_sql2);
        num_items=query_select_frac.size();


        if(num_items>0)
        {
            if(query_select_frac.next())
            {
                QString v_desc = query_select_frac.value(0).toString();
                QString v_frac = query_select_frac.value(1).toString();
                QString v_cumf = query_select_frac.value(2).toString();

                ui->label_promo->setText(ui->label_promo->text()+"\n"+"LLEVANDO "+v_cumf+" O MAS TIENE UN "+v_frac+"% DE DESCUENTO $ "+ QString::number( (float)g_prec_iva-((float)g_prec_iva*(-1)*v_frac.toFloat()/(float)100) ,'f', 2));//LEER TABLA RPROMO
                qDebug() <<"PRE: "<< g_prec_iva << " DESC: " << (float)g_prec_iva-((float)g_prec_iva*(-1)*v_frac.toFloat()/(float)100);
                ui->label_ofe->setVisible(true);
                ui->label_ofe->setText("$"+QString::number((float)g_prec_iva-((float)g_prec_iva*(-1)*v_frac.toFloat()/(float)100),'f',2));
                ui->label_despofe->setVisible(true);
            }
        }
    }
}

bool Principal::eventFilter(QObject *obj, QEvent *event)
{
    if (obj == (QObject *)ui->centralWidget)
    {
        if ( event->type() == QEvent::KeyRelease )
        {
            QKeyEvent *keyEvent = static_cast<QKeyEvent*>(event);

            //qDebug() << "Toque esta tecla: " << keyEvent->key();

            if(g_startcodbar==0 && keyEvent->key() == 48) //número 0
            {
                g_flag1=1;
                g_startcodbar=1;
            }

            if(keyEvent->key() == Qt::Key_Enter || keyEvent->key() == 16777220 ) //enter
            {
                if(g_flag1==0)
                {
                    g_startcodbar=0;
                    if(ui->label_status->text()!="")
                    {
                        Ingresa_articulo();
                    }
                }
                if(g_flag1==1)
                {
                    g_codigo="";
                    g_startcodbar=1;
                    ui->label_status->setVisible(true);
                    ui->label_status->setText("Ingrese código de barras");
                    ui->label_codart->setText("");
                    ui->label_codbar->setText("");
                    ui->label_desc->setText("");
                    ui->label_desc2->setText("");
                    ui->label_precio->setText("");
                    ui->label_ofe->setText("");
                    ui->label_promo->setText("");
                    ui->label_prom_valida->setText("");
                    ui->label_precio->setVisible(false);
                    ui->label_ofe->setVisible(false);
                    ui->label_despofe->setVisible(false);
                    ui->label_despnorm->setVisible(false);
                    ui->label_principal->setVisible(false);
                    ui->label_imagen->setVisible(false);
                    g_flag2=1;
                }
            }

            if(g_startcodbar==0 && keyEvent->key() == 16777275) //F12    (16777275)
            {
                g_codigo="";
                g_startcodbar=1;
                ui->label_status->setVisible(true);
                ui->label_status->setText("Ingrese código de barras");
                ui->label_codart->setText("");
                ui->label_codbar->setText("");
                ui->label_desc->setText("");
                ui->label_desc2->setText("");
                ui->label_precio->setText("");
                ui->label_ofe->setText("");
                ui->label_promo->setText("");
                ui->label_prom_valida->setText("");
                ui->label_precio->setVisible(false);
                ui->label_ofe->setVisible(false);
                ui->label_despofe->setVisible(false);
                ui->label_despnorm->setVisible(false);
                ui->label_principal->setVisible(false);
                ui->label_imagen->setVisible(false);
                g_flag2=1;
            }

            if(keyEvent->key() == 16777216 || keyEvent->key() == 16777233) //esc o fin
            {
                close();
            }

            if(keyEvent->key() >= 48 && keyEvent->key() <= 57 && g_startcodbar==1 && g_flag2==1) //TECLADO NUMERICO
            {
                if(g_codigo.count()<=13)
                {
                    g_codigo+=keyEvent->text().toUpper();
                    ui->label_status->setText(g_codigo);
                    g_flag1=0;
                }
            }
            if(keyEvent->key() ==16777219 && g_startcodbar==1)// <-- BORRAR
            {
                g_codigo.chop(1);
                ui->label_status->setText(g_codigo);
            }
        }
    }
}