#include "ListarFacturas.h"
#include <list>
#include <../Negocio/Factura.h>
#include <../Negocio/Cliente.h>
#include "../Negocio/CapaNegocio.h"
#include "../Gui/NuevaFacturaDialog.h"
#include <../Datos/utils.h>
#include <QtGui>
#include <QString>
#include <iostream>

using namespace std;

ListarFacturas::ListarFacturas(CapaNegocio * const cn, QWidget *parent, CriterioBusqueda* cb)
    : QWidget(parent)
{
	ui.setupUi(this);
	ui.tableWidget->setEditTriggers(QAbstractItemView::NoEditTriggers);
	ui.tableWidget->setSelectionBehavior(QAbstractItemView::SelectRows);
	setWindowIcon(QIcon(QString::fromUtf8("Gui/images/LFactura.PNG")));
	ui.editarButton->setText(tr("Mostrar"));
	setWindowTitle(tr("Listado de Facturas"));
	
	connect(ui.tableWidget, SIGNAL(cellDoubleClicked(int,int)), this, SLOT(mostrar()));
	connect(ui.borrarButton, SIGNAL(clicked()), this, SLOT(borrar()));
	
	padre = (QWorkspace *) parent;
	
	capaNegocio = cn;
	list<Factura> lista_aux = capaNegocio->getFacturas();
	this->cb = cb;
	if (cb != 0) {	
		if (cb->numero) {
			list<Factura>::iterator it;
			
			for (it = lista_aux.begin(); it != lista_aux.end(); ) {
				if (it->getn_factura() != *cb->numero) {
					it = lista_aux.erase(it);
				}else {
					it++;
				}
			}
		}
		if (cb->cliente) {
			QRegExp rx((tr("*") + *cb->cliente) + "*");
			rx.setPatternSyntax(QRegExp::Wildcard);
			rx.setCaseSensitivity(Qt::CaseInsensitive);
			list<Factura>::iterator it;
			for (it = lista_aux.begin(); it != lista_aux.end(); ) {
				Cliente c = *it->getcliente();
				QString nombre(((c.getnombre() + " ") + c.getapellidos()).c_str());
				if (!rx.exactMatch(nombre)) {
					it = lista_aux.erase(it);
				} else {
					it++;
				}
			}
		}		
		if (cb->fechaFin  && cb->fechaInicio) {
			list<Factura>::iterator it;			
			for (it = lista_aux.begin(); it != lista_aux.end();) {
				QDate f = QDate::fromString(it->getfecha().c_str(), "dd/MM/yyyy");
				if (!(f <= *(cb->fechaFin) && f >= *(cb->fechaInicio))) {
					it = lista_aux.erase(it);
				} else {
					it++;
				}
			}			
		} else if (cb->fechaFin) {

			list<Factura>::iterator it;					
			for (it = lista_aux.begin(); it != lista_aux.end();) {
				QDate f = QDate::fromString(it->getfecha().c_str(), "dd/MM/yyyy");
				if (!(f <= *(cb->fechaFin))) {
					it = lista_aux.erase(it);
				}else {
					it++;
				}
			}
		} else if (cb->fechaInicio) {
			list<Factura>::iterator it;					
			for (it = lista_aux.begin(); it != lista_aux.end();) {
				QDate f = QDate::fromString(it->getfecha().c_str(), "dd/MM/yyyy");
				cout << f.toString("dd/MM/yyyy").toStdString() << endl;
				if (!(f >= *(cb->fechaInicio))) {
					it = lista_aux.erase(it);
				} else {
					it++;
				}
			}
		}
	} 
	
	lista = lista_aux;
	
	int n_elem = lista.size();
	cout << "[Debug]Numero de facturas: " << n_elem << endl;  
	list<Factura>::iterator i;
	i = lista.begin();
	for (int row = 0; row  < n_elem; row++) {
		addRow();
		if ( i->getn_factura() < 100000) {
			ui.tableWidget->item(row, 0)->setText(tr("0%1").arg(i->getn_factura()));
		} else {
			ui.tableWidget->item(row, 0)->setText(QString::number(i->getn_factura()));
		}
		ui.tableWidget->item(row, 1)->setText(QString::fromStdString(i->getfecha()));
		if (i->getcliente()) {
			ui.tableWidget->item(row, 2)->setText(QString::fromStdString(i->getcliente()->getnombre()));
			ui.tableWidget->item(row, 3)->setText(QString::fromStdString(i->getcliente()->getapellidos()));
		} else {
			ui.tableWidget->item(row, 2)->setText(QString::fromStdString("-"));
			ui.tableWidget->item(row, 3)->setText(QString::fromStdString("-"));
		}
		ui.tableWidget->item(row, 4)->setText(QString::fromStdString(i->getaparato()));
		ui.tableWidget->item(row, 5)->setText(QString::fromStdString(i->getmarca()));
		i++;
	}
	/*Conectar SIGNALS y SLOTS*/
	connect(ui.editarButton, SIGNAL(clicked()), this, SLOT(mostrar()));
}

ListarFacturas::~ListarFacturas()
{
	
}

void ListarFacturas::addRow(){
	int row = ui.tableWidget->rowCount();
	ui.tableWidget->insertRow(row);
	
	QTableWidgetItem *item0 = new QTableWidgetItem;
	item0->setTextAlignment(Qt::AlignLeft | Qt::AlignVCenter);
	ui.tableWidget->setItem(row, 0, item0);
	
	QTableWidgetItem *item1 = new QTableWidgetItem;
	item1->setTextAlignment(Qt::AlignLeft | Qt::AlignVCenter);
	ui.tableWidget->setItem(row, 1, item1);
	
	QTableWidgetItem *item2 = new QTableWidgetItem;
	item2->setTextAlignment(Qt::AlignLeft | Qt::AlignVCenter);
	ui.tableWidget->setItem(row, 2, item2);
	
	QTableWidgetItem *item3 = new QTableWidgetItem;
	item3->setTextAlignment(Qt::AlignLeft | Qt::AlignVCenter);
	ui.tableWidget->setItem(row, 3, item3);
	
	QTableWidgetItem *item4 = new QTableWidgetItem;
	item4->setTextAlignment(Qt::AlignLeft | Qt::AlignVCenter);
	ui.tableWidget->setItem(row, 4, item4);
		
	QTableWidgetItem *item5 = new QTableWidgetItem;
	item5->setTextAlignment(Qt::AlignLeft | Qt::AlignVCenter);
	ui.tableWidget->setItem(row, 5, item5);
}

void ListarFacturas::resizeEvent(QResizeEvent *event) {
	ui.gridLayout->setGeometry(QRect(0, 0, event->size().width(), event->size().height()));
}
void ListarFacturas::mostrar() {
	int row = ui.tableWidget->currentRow();
	int cod;
	if (row == -1) {
		QString mes = tr("No se selecciono ninguna fila.");
		QMessageBox::warning(this, tr("Atencion"),mes);

	} else {
		cod = ui.tableWidget->item(row, 0)->text().toInt();
		QString mes = tr("Ahora se editara la factura de la fila: %1.").arg(row);
		//QMessageBox::information(this, tr("Atencion"), mes);
		NuevaFacturaDialog *nfd = new NuevaFacturaDialog(capaNegocio, this, capaNegocio->getFacturaNumero(cod));
		padre->addWindow(nfd);
		nfd->show();
	}
}
void ListarFacturas::actualizar() {
	list<Factura> lista_aux = capaNegocio->getFacturas();
	if (cb != 0) {	
		if (cb->numero) {
			list<Factura>::iterator it;
			
			for (it = lista_aux.begin(); it != lista_aux.end(); ) {
				if (it->getn_factura() != *cb->numero) {
					it = lista_aux.erase(it);
				}else {
					it++;
				}
			}
		}
		if (cb->cliente) {
			QRegExp rx((tr("*") + *cb->cliente) + "*");
			rx.setPatternSyntax(QRegExp::Wildcard);
			rx.setCaseSensitivity(Qt::CaseInsensitive);
			list<Factura>::iterator it;
			for (it = lista_aux.begin(); it != lista_aux.end(); ) {
				Cliente c = *it->getcliente();
				QString nombre(((c.getnombre() + " ") + c.getapellidos()).c_str());
				if (!rx.exactMatch(nombre)) {
					it = lista_aux.erase(it);
				} else {
					it++;
				}
			}
		}		
		if (cb->fechaFin  && cb->fechaInicio) {
			list<Factura>::iterator it;			
			for (it = lista_aux.begin(); it != lista_aux.end();) {
				QDate f = QDate::fromString(it->getfecha().c_str(), "dd/MM/yyyy");
				if (!(f <= *(cb->fechaFin) && f >= *(cb->fechaInicio))) {
					it = lista_aux.erase(it);
				} else {
					it++;
				}
			}			
		} else if (cb->fechaFin) {

			list<Factura>::iterator it;					
			for (it = lista_aux.begin(); it != lista_aux.end();) {
				QDate f = QDate::fromString(it->getfecha().c_str(), "dd/MM/yyyy");
				if (!(f <= *(cb->fechaFin))) {
					it = lista_aux.erase(it);
				}else {
					it++;
				}
			}
		} else if (cb->fechaInicio) {
			list<Factura>::iterator it;					
			for (it = lista_aux.begin(); it != lista_aux.end();) {
				QDate f = QDate::fromString(it->getfecha().c_str(), "dd/MM/yyyy");
				cout << f.toString("dd/MM/yyyy").toStdString() << endl;
				if (!(f >= *(cb->fechaInicio))) {
					it = lista_aux.erase(it);
				} else {
					it++;
				}
			}
		}
	}
	
	lista = lista_aux;
	list<Factura>::iterator it;
	it = lista.begin();
	int n_elem = lista.size();
	int n_row = ui.tableWidget->rowCount();
	for (int row = 0; row < n_row; row++, it++) {
		if ( it->getn_factura() < 100000) {
			ui.tableWidget->item(row, 0)->setText(tr("0%1").arg(it->getn_factura()));
		} else {
			ui.tableWidget->item(row, 0)->setText(QString::number(it->getn_factura()));
		}
		ui.tableWidget->item(row, 1)->setText(QString::fromStdString(it->getfecha()));
		if (it->getcliente()) {
			ui.tableWidget->item(row, 2)->setText(QString::fromStdString(it->getcliente()->getnombre()));
			ui.tableWidget->item(row, 3)->setText(QString::fromStdString(it->getcliente()->getapellidos()));
		} else {
			ui.tableWidget->item(row, 2)->setText(QString::fromStdString("-"));
			ui.tableWidget->item(row, 3)->setText(QString::fromStdString("-"));
		}
		ui.tableWidget->item(row, 4)->setText(QString::fromStdString(it->getaparato()));
		ui.tableWidget->item(row, 5)->setText(QString::fromStdString(it->getmarca()));
	}
	for (int row = n_row; row < n_elem; row++) {
		addRow();
		if ( it->getn_factura() < 100000) {
			ui.tableWidget->item(row, 0)->setText(tr("0%1").arg(it->getn_factura()));
		} else {
			ui.tableWidget->item(row, 0)->setText(QString::number(it->getn_factura()));
		}
		ui.tableWidget->item(row, 1)->setText(QString::fromStdString(it->getfecha()));
		if (it->getcliente()) {
			ui.tableWidget->item(row, 2)->setText(QString::fromStdString(it->getcliente()->getnombre()));
			ui.tableWidget->item(row, 3)->setText(QString::fromStdString(it->getcliente()->getapellidos()));
		} else {
			ui.tableWidget->item(row, 2)->setText(QString::fromStdString("-"));
			ui.tableWidget->item(row, 3)->setText(QString::fromStdString("-"));
		}
		ui.tableWidget->item(row, 4)->setText(QString::fromStdString(it->getaparato()));
		ui.tableWidget->item(row, 5)->setText(QString::fromStdString(it->getmarca()));
		it++;
	}
	/*int row = ui.tableWidget->currentRow();
	QMessageBox::information(this, "Aviso", tr("%1").arg(row));
	int cod = ui.tableWidget->item(row, 0)->text().toInt();
	Factura *f = capaNegocio->getFacturaNumero(cod);
	ui.tableWidget->item(row, 0)->setText(QString::number(f->getn_factura()));
	ui.tableWidget->item(row, 1)->setText(QString::fromStdString(f->getfecha()));
	if (f->getcliente()) {
		ui.tableWidget->item(row, 2)->setText(QString::fromStdString(f->getcliente()->getnombre()));
		ui.tableWidget->item(row, 3)->setText(QString::fromStdString(f->getcliente()->getapellidos()));
	} else {
		ui.tableWidget->item(row, 2)->setText(QString::fromStdString("-"));
		ui.tableWidget->item(row, 3)->setText(QString::fromStdString("-"));
	}
	ui.tableWidget->item(row, 4)->setText(QString::fromStdString(f->getaparato()));
	ui.tableWidget->item(row, 5)->setText(QString::fromStdString(f->getmarca()));
	*/
	
}
void ListarFacturas::borrar() {
	int row = ui.tableWidget->currentRow();
	int cod = ui.tableWidget->item(row, 0)->text().toInt();
	if (QMessageBox::question(this, tr("Borrar Factura"), tr("Seguro que desea borrar la factura de numero %1?").arg(cod),tr("No"),tr("Si")) == 1) {
		QString mes = tr("Ahora se borrara la factura de la fila: %1.").arg(row);
		//QMessageBox::information(this, tr("Atencion"), mes);
		if (capaNegocio->borrarFactura(capaNegocio->getFacturaNumero(cod))) {
			//QMessageBox::information(this, tr("Atencion"), tr("Borrado correcto."));
			ui.tableWidget->removeRow(row);
		} else {
			QMessageBox::warning(this, tr("Atencion"), tr("Error al borrar."));
		}
	} else {
		//QString mes = tr("No se borrara la factura de la fila: %1.").arg(row);
		//QMessageBox::information(this, tr("Atencion"), mes);
	}
}